Guidance for Incorporating Work Zone Data within Traffic Management Operations

Optimal RWIS Sensor Density and Location – Phase 4

Performance Evaluation of Very Early Strength Latex Modified Concrete (LMC-VE) Overlay

Accelerated Construction of Highway Steel Overhead Sign Truss (SOST) through the Implementation of U-Bolt Connections

Impact of Legalized 25-kip Axle Loads for Self-Propelled Implements of Husbandry on Iowa Bridges

Development of Guidance for Roadway Cross Section Re-Configuration Decisions

Usefulness and Reliability of Probe Data when Altering Work Zone Message Signs

A Riverine Infrastructure Database (RIDB) for Rapid Assessment of Asset Vulnerability and Incorporating Resiliency into Agency Practices

Design of Drilled Shafts in Iowa – Validation and Design Recommendations

Assessing the Flood Reduction Benefits of On-Road Structures

Use of Iowa Eggshell Waste as Bio-Cement Materials in Pavement and Gravel Road Geo-Material Stabilization

Development of Approaches to Quantify Superloads and Their Impacts on the Iowa Road Infrastructure System

Road Weather Management Using Connected Vehicle Technology

Determining the Impact of Connected and Automated Vehicle Technology on State DOT Maintenance Programs

Assessment of Connected Vehicle Friction Measurement Data on DOT Winter Maintenance Use Cases

Guides to Managing the Design Phase of Design-Build Projects

Evaluation of Static and Dynamic No Right Turn On Red Signs at Traffic Signals

2023–2024 Iowa Work Zone Safety Sign Package Program

Integration of Connected Vehicle and RWIS Technologies

Base Stabilization Additives Effect on Granular Equivalency

Mobility and Safety Impacts of Work Zone Lane and Shoulder Widths

Effect of Increased Precipitation (Heavy Rain Events) on Minnesota Pavement Foundations

Determining the Effectiveness of Combined High Visibility Enforcement (HVE)

Unticketing: An Upside-Down Approach to Speed Compliance

Underwater Concrete Pours and Non-Segregating Concrete

Automated Data Feature Extraction from Bridge Plans

Partially Grouted Revetment for Low-Volume Road Bridges

Improving the Effectiveness of Speed Feedback Trailers in Freeway Work Zones

Guidebook for Application of Polymer-Modified Asphalt Overlays: From Decision-Making to Implementation

Roadway Ice/Snow Detection Using a Novel Infrared Thermography Technology

A Comparison of Department of Transportation Progress Scheduling Specifications from Across the Nation

Evaluation of Spring Load Restriction Removal Protocols

Unreported Deer Crashes On Major Iowa Highways

Development of a Smartphone-Based Road Performance Data Collection Tool

Evaluation of Otta Seal Surfacing for Low-volume Roads in Iowa, Phase II Study: Comprehensive Laboratory Evaluation and Characterization and Full Scale Field Implementation

Evaluation of Iowa Truck Parking Information and Management System

Technology Exchange on Managing Pavements

Increase Service Life at Bridge Ends through Improved Abutment and Approach Slab Details and Water Management Practices

Limitations for Semi-Integral Abutment Bridges

Helical Pile Foundation Implementation for Bridge Structures

Bio-Material Maintenance Treatments

Evaluation of Messaging Techniques to Increase Vehicle Spacing at Work Zones

Next Generation Life-Cycle Cost Analysis Tool for Bridges in Iowa – Phase II

Evaluating the Performance of Right-Turn-On-Red Operation at Signalized Intersections (With Single and Dual Right Turn Lanes)

2022–2023 Iowa Work Zone Safety Sign Package Program

Cold In-Place Recycling Project Selection and Guidance for Iowa Roadways

Valuation and Compensation for Accommodating Utility and Communications Installations in Public Rights of Way

Accelerated Construction of Pile Foundations by Means of Elimination

Designing and Implementing Maintainable Pedestrian Safety Countermeasures

Impact of Curling and Warping on Concrete Pavement, Phase II

Transverse Rumble Strips at Rural Intersections

Development of Pavement Structural Analysis Tool (PSAT) for Iowa Local Roads

Performance-Engineered Concrete Paving Mixtures

Assessment of Bridge Decks with Glass Fiber Reinforced Polymer (GFRP) Reinforcement

Development of In Situ Cyclic Borehole Shear Soil Test Device

Field Demonstration of an Innovative Box Beam Connection

Use of Concrete Grinding Residue as a Soil Amendment

Shrinkage and Temperature Forces in Frame Piers

Automated Extraction of Weather Variables from Imagery

Roadway Friction Modeling: Improving the Use of Friction Measurements in State DOTs

Multi-Span Lateral Slide Laboratory Investigation: Phase II

Guide for Orthotropic Steel Deck Level 1 Design

Advancing Bridge Load Rating: State of Practice and Frameworks

Safety and Performance Criteria for Retroreflective Pavement Markers

Evaluation of the Use of IRI Data to Estimate Bridge Impact Factor

Development of a Design Guide for Structural Design of Ultra-High Performance Concrete

Iowa Work Zone Data Hub

Work Zone Speed Limits and Motorist Compliance

Steel Reinforcement Section Loss Guidance Tables

Timber Transportation Structures Research Needs Assessment: An Update

Environmental Field Evaluation of Potassium Acetate

Creation of an Expanded Three-lane Database for the State of Iowa

Evaluation of Performance of A709 Grade QST 65 Steel

Investigation of the Causes of Transverse Bridge Deck Cracking

Assessment, Repair and Replacement of Bridges Exposed to Fire Damage

Organizational Improvement Using Data-Driven Approaches

Have Minnesota Warmer Winters Increased the Number of Freeze Thaw Cycles?

Evaluation of the Use of Link Slabs in Bridge Projects

2021–2022 Iowa LTAP Work Zone Safety Sign Package Program

MnDOT Evaluation of Work Zone Safety Using the SHRP2 Naturalistic Driving Study Data

Implementation of Recommendations for Eliminating Longitudinal Median Joints in Wide Bridges

Non-Invasive Sensor Deployment in Aurora Member States

Impact of Pavement Friction on Traffic Safety, Phase 1: Pavement Friction Evaluation

Iowa DOT Data Management Plans

Evaluation of Penetrating Sealers for Concrete

Alternative Project Delivery Peer Exchange

Implementation of Subsurface Utility Engineering for Highway Design and Construction

Low-Cost Rural Surface Alternatives Phase III: Demonstration Project

Disadvantaged Business Enterprise Supportive Services (DBE/SS) Program

Work Zone Activity Data Logging – Phase II

Groundwater System Impacts on the US 63 Railway Underpass near Waterloo, Iowa

Low-Cost Rural Surface Alternatives Phase IV: Frost Depth Monitoring and Prediction

Development of Quality Standards for Inclusion of High Recycled Asphalt Pavement Content in Asphalt Mixtures – Phase IV

Influence of Infrastructure Design on Distracted Driving

Concrete Box Culvert Earth Pressure Monitoring

Non-Proprietary UHPC Mix Design for ABC Applications

Evaluation of RePLAY for Mainline, Shoulders, and Rumbles: Pilot Study in Clinton County

Third-Year Performance Study of Highway 4 Jointless Fiber-Reinforced Concrete (FRC) Roundabout

Effective Signing Strategies and Signal Displays for Work Zone Driveway Assistance Devices (DADs)

Fiber-Reinforced Concrete for Bridge Decks

Iowa DOT Synthesis of Transverse Rumble Strips at Rural Stop-Controlled Intersections

Iowa Automated Permitting System Report to Legislature

Quantifying Benefits of Improved Compaction

Investigation of Autonomous/Connected Vehicles in Work Zones

Analytical and Testing Methods for Rating Longitudinal Laminated Timber Slab Bridges

Effectiveness of Geotextiles/Geogrids in Roadway Construction; Determine a Granular Equivalent (GE) Factor

Evaluation of Road Weather Messages on DMS Based on Roadside Pavement Sensors

Use of Waste Quarry Fines as a Binding Material on Unpaved Roads

Use of Innovative Technology to Deter Bat Bridge Use Prior to and During Construction

Self-Heating Electrically Conductive Concrete Demonstration Project

Data Driven Identification of Candidates for Operational Improvement

Field Testing of Non-Motorized Road User Accommodations for Work Zones

Re-Tightening the Large Anchor Bolts of Support Structures for Signs and Luminaires: Phase II

Experimental Validation of a Rapid Assessment Tool for Pile Capacity and Stability in Response to Scour Situations

Fatigue Evaluation of Reinforced and Unreinforced Hand Holes in High-Mast Lighting Towers

Development of Non-Proprietary Ultra-High Performance Concrete (UHPC) for Iowa Bridges

Evaluation of the Performance of a Short-Span T-Beam Bridge

Update to Guide to Concrete Overlays of Asphalt Parking Lots

Validation of Gyratory Mix Design in Iowa, Phase II

Covid-19 Impacts on Speed and Safety for Rural Roads and Work Zones

Design of Micro-Surfacing and Chip Sealing Mixes with RAP for Local Roadway Applications

Optimal RWIS Sensor Density and Location – Phase 3

Exploration and Evaluation of High-Resolution Imagery for Environmental Assessment

Evaluations of Work Zone Safety Using SHRP2 Naturalistic Driving Study Data

2016 FHWA Work Zone Safety Training: Post-Construction Evaluation Process

Investigation of the Efficacy of Helical Pile Foundation Implementation in Accelerated Bridge Construction Projects: Phase I

Development of Iowa Pavement Analysis Techniques

Guidance on Use of Channelization for Two-Lane Two-Way Work Zone Configurations

High Friction Surface Treatment for High Crash Locations Phase II: Performance Assessment

Determining Pavement Design Criteria for Recycled Aggregate Base and Large Stone Subbase

Utilizing Interactive Virtual Reality Simulation as a Tool for Enhancing Safe Driving through Workzones

Integration of Utility Engineering, Coordination, and Highway Design

Developing an Architecture to Integrate Safety, Mobility, and Traffic Data

Multi-Span Lateral Slide Laboratory Investigation: Phase I

Evaluation and Preparation for Future Work Zone Safety Workshops

2020–2021 Iowa LTAP Work Zone Safety Sign Package Program

Using Smart Work Zone Trailer Data to Evaluate and Predict Lane Closure Impacts with a Consideration of Work Intensity

Evaluating ASCT Operations for Dodge Street Corridor

Impacts of Atmospheric Rivers in the Transportation Sector

Speed Feedback Sign Loan Program Workplan

Development of Bio-Based Polymers for Use in Asphalt – Phase II

Chip Seal Design and Specifications – Implementation Phase (Phase II)

Determination of the Forces in X-Frames in Curved Girder Bridges

Implementation of the Negative Moment Reinforcing Detail Recommendations

Use of Cold Gas Dynamic Spraying for Repair of Steel Structures

Impacts of Internally Cured Concrete Paving on Contraction Joint Spacing Phase II: Field Implementation of Internally Cured Concrete for Iowa Pavement Systems

Implementation of Low-Temperature Cracking Criteria in Iowa

Investigation on Pavement ME Design Reflective Cracking, Faulting, IRI Prediction Models, Concrete Overlays Design Tool, and Performance Threshold Levels for Iowa Pavement Systems

Reduced Cementitious Material in Optimized Concrete Mixtures

Ongoing Issues with Winter Weather Severity Indices

Design and Detailing Requirements for Columns Under Collision

RWIS Life Cycle Cost Analysis and Tool Development

Guidance on Active Work Zone Data Archival

Traffic Sign Life Expectancy

Asset Management, Extreme Weather, and Proxy Indicators

Document Use of Wider Edgelines in Iowa

Utilizing Virtual Reality Technology for Increasing Public Awareness for Safe Driving Engagements and Traffic Situational Awareness

Exploration of Ultrasound for the Evaluation and Preservation of Structures

NCHRP 18-17 Entrained Air-Void Systems for Durable Highway Concrete

Rapid Bridge Deck Joint Repair Investigation – Phase III

Use of J Band to Improve the Performance of the HMA Longitudinal Joint

Demonstration and Inter-Comparison of Seasonal Weight Restriction Models, Phase II

Improving the Foundation Layers for Concrete Pavements

Holding Strategies for Low-Volume State Routes

Developing a Research-Grade Iowa Work Zone Database

Automating Wrong Way Detection Using Existing CCTV Cameras

Holding Strategies for Low Volume State Routes – Phase II

Disadvantaged Business Enterprises Supportive Services

Assessing and Enhancing the Transportation Resilience for the State of Iowa

Development of a Novel Aerodynamic Solution to Mitigate Large Vibrations in Traffic Signal Structures

Advancing the Development and Deployment of BIM Infrastructure

SAVER/ICAT Tutorial Phase II

Reassess and Update the FHWA Pavement Preservation Research Roadmap

Beam End Repair for Prestressed Concrete Beams

Feasibility Study of 3D Printing of Concrete for Transportation Infrastructure

Protocols for Concrete Bridge Deck Protections and Treatments

TIMELI: Traffic Incident Management Enabled by Large-Data Innovations

Virtual Reality Implementation for Public Engagement: Display 1—Work Zone Safety

Support of Every Day Counts Four (EDC-4) Initiative

Assessing Driver Behavior at Back of Queues: Implications for Queue Warning System in Work Zones

Evaluation, Laboratory Testing, Construction Documentation, and Field Testing/Monitoring of US 52 Overflow Bridge over Mississippi River

Development of Adjustment Factors for HCM Sixth Edition Freeway Work Zone Capacity Methodology

Next Generation Life-Cycle Cost Analysis Tool for Bridges in Iowa

A Methodology and Case Study: Evaluating the Benefits and Costs of Implementing Automated Traffic Signal Performance

Long-Term Performance Evaluation of Timber Bridges

2019–2020 Iowa LTAP Work Zone Sign Package Program

Winter Operations Decision Support Tools for the Iowa DOT Maintenance Bureau

Implementation of New Guidelines for Tightening Large Anchor Bolts of Support Structures for Signs and Luminaires

Accelerated Repair of Expansion Joints

Field Monitoring of Erosion and Sediment Control Practices and Development of Additional Iowa DOT Design Manual Guidance

Evaluate, Modify, and Adapt the ConcreteWorks Software for Iowa’s Use

Design and Performance Verification of a Bridge Column/Footing/Pile System for Accelerated Bridge Construction (ABC)

Role of Coarse Aggregate Porosity on Chloride Intrusion in HPC Bridge Decks

Risk-Based Bridge Management: A Methodology to Assess and Incorporate Risk in Decision-Making

In-Service Evaluation of Culvert Extensions

In-Service Evaluation of Railroad Signal and Stop Arm Pole Protection

Performance of Existing ABC Projects

ABC Synthesis of Available Contracting Methods

Implementation of Structural Health Monitoring System

Field Investigation of Bridge Deck Reinforced with Glass Fiber Reinforced Polymer (GFRP) Rebar

Optimal RWIS Sensor Density and Location – Phase 2

Iowa DOT Office of Maintenance Snowplow Optimization

Long Term Performance of Overlays: Thin Epoxy Overlay vs. Traditional Rigid Overlay

Development of a Low-Cost Work Zone Queue Warning System

Development of a Structural Health Monitoring System to Evaluate Structural Capacity and Estimate Remaining Service Life for Bridges

Evaluation of the Performance of A1010 Bridge Steel

Use of SHRP2 NDS Data to Evaluate Roadway Departure Characteristics

FHWA Unmanned Aerial System Tech Brief Development and Every Day Counts Round 5 Support

Midwest Cross-Jurisdictional Image Verification

Guidelines for Building Smooth Concrete Pavements

Development of Granular Roads Asset Management System

Biofuel Co-Product Uses for Pavement Geo-Materials Stabilization: Extensive Lab Characterization and Field Demonstration

Quantifying Pavement Albedo

Limestone Erosion Research of Highway 67 in Scott County, Iowa

Speed Management: Noteworthy Practice and Guidance

Evaluation of Speed Limit Policy Impacts on Iowa Highways

CT Analysis of Ancient Concretes

Feasibility of an Iowa Urban Service Bureau

Scientific Innovations in Microsurfacing and Slurry Seal Mixture Design

Optimizing Maintenance Equipment Life-Cycle for Local Agencies

Development of Guidance and Outreach to Reduce Severe Roadway Departure Crashes

Performance-Based Evaluation of Cost-Effective Aggregate Options for Granular Roadways

High Friction Surface Treatment for High Crash Locations

Connection Details and Field Implementation of UHPC Piles – Phase II

Relationships Between Weather and Roadway Safety

NCHRP 24-46: Development of an Implementation Manual for Geotechnical Asset Management for Transportation Agencies

LRFD Minimum Flexural Reinforcement Requirements

Evaluation of Alternative Abutment Piling for Low-Volume Road Bridges

Calibrating the Iowa Pore Index with Mercury Intrusion Porosimetry and Petrography – Phase II

Research Utilizing the SHRP2 Safety Data to Support Highway Safety

Investigation of Exterior Girder Rotation and the Effect of Skew during Deck Placement

Guide to Concrete Trails

Bidding and Contracting of ABC Projects: Case Studies and Consensus Building

Development of a Smart Timber Bridge–Phase III: Moisture and Strain Sensor Investigation for Historic Covered Bridges

Laboratory and Field Evaluation of an Alternative UHPC Mix and an Associated UHPC Bridge

Assessing the Impact of Game Day Schedule and Opponents on Travel Patterns and Route Choice using Big Data Analytics

2018–2019 Iowa LTAP Work Zone Safety Sign Package Program

Automated Traffic Signal Performance Measures (ATSPMs) Pilot Implementation

Determination of U-Bolt Connection Load Capacities in Overhead Sign Support Structures

Evaluating All-Weather Pavement Markings in Illinois: Volume 2

Implementation Support for SHRP2 Renewal Project R06E – Real-Time Smoothness Measurements on Portland Cement Concrete Pavements during Construction

Road Authority Practices in Data Storage Survey

Smart Work Zone Activity App (SWiZAPP)

Next Generation Concrete Pavement Road Map

Effectiveness of Pavement Preservation Techniques

Performance and Load Response of Rigid Pavement Systems

Concrete Overlay Performance on Iowa’s Roadways: Phase 2

Preparing Local Agencies for the Future of Connected and Autonomous Vehicles

Investigation into Shrinkage of High Performance Concrete Used for Iowa Bridge Decks and Overlays – Phase II Shrinkage Control and Field Investigation

Construction of New Substructure Beneath Existing Bridges

Recommended Resistance Factors for Load and Resistance Factor Design of Drilled Shafts in Iowa

I-35/US30 Interchange Traffic Sight Distance and Ramp Function Review in VR

Automating Near Miss Crash Detection using Existing Traffic Cameras

Performance Characteristics of Modern Recycled Asphalt Mixes in Missouri, Including Ground Tire Rubber, Recycled Roofing Shingles, and Rejuvenators

MnDOT LRRB Optimal RAP Content for Minnesota Gravel Roads

Management of Bridges Considering Aging Mechanisms and Extreme Events

Laboratory and Field Evaluation of a Composite Glued-Laminated Girder to Deck Connection

Investigation and Evaluation of the Iowa Department of Transportation Bridge Deck Epoxy Injection Process

Improvement of Climate Data for Use in MEPDG Calibration and Other Pavement Analysis

Concrete Grinding Residue: Its Effect on Roadside Vegetation and Soil Properties

Effective Production Rate Estimation and Activity Sequencing Logics Using Daily Work Report Data

On-Board Prediction of Remaining Useful Life of Lithium-Ion Battery

Integral Abutment Details for ABC Projects, Phase II

Extended Life Concrete Bridge Decks Utilizing Improved Internal Curing to Reduce Cracking

SHRP2 (R02) – GeoTechTools Deployment Support

Guide to Life-Cycle Data and Information Sharing Workflow for Transportation Assets

Inspection and QA/QC for ABC Projects

Investigation of Wrong-Way Driving

Development of Web-based Training on Construction PCC Pavement Preservation Treatments

Can Missouri Gravel Beds Function as a Year-Round Production System to Improve Tree Root Structure and Fine Biomass vs. Traditional Pot in Pot Production Methods

GeoTechTools Platform Upgrade

Development of Renewable Polymers for Use in Asphalt Pavements

Material Design and Structural Configuration of Link Slabs for ABC Applications

Technology Transfer of Concrete Pavement Technologies

Best Practices for Chip Sealing Low-Volume Roads in Ohio

The Interrelationships between Speed Limits, Geometry, and Driver Behavior

MnDOT LRRB Field Investigation of Stabilized Full-Depth Reclamation (SFDR)

Assessing Bridge Characteristics for Use and Importance as Roosting Habitats for Bats

Use of Biocementation for Slope Stabilization of Levees

Hybrid Concrete for Advancing Pavement Performance

Validation Study for Detection and Quantification of Corrosion in Bridge Barrier Rails

Using Operational Data to Assess Mobility and Crash Experience During Winter Conditions

Precast Concrete Bridge Barriers for Accelerated Bridge Construction

Go! Magazine

Integration of Structural Health Monitoring into Multilayer Statewide Bridge Maintenance and Management Practices

Development of Guidelines to Establish Effective and Efficient Timelines and Incentives for ABC

Cost-Competitive Timber Bridge Designs for Long-Term Performance

Initial Characterization of Geopolymer Based UHPC Material Properties

Concrete Overlay Performance on Iowa’s Roadways

Enhancing the Fundamental Knowledge and Use of Asphalt Emulsions Using Systematic Scientific and Engineering Approaches

An Integrated Project to Enterprise-Level Decision Making Framework for Prioritization of Accelerated Bridge Construction

Re-tightening the Large Anchor Bolts of Support Structures for Signs and Luminaires: Phase I

Data-Driven Health Management of Electrical Vehicle Battery Systems

Extension of Safety Assessment Tool for Construction Work Zone Phasing Plans

Autonomous Sensing Skin for Detection and Localization of Fatigue Cracks

Performance-Based Operations Assessment of Adaptive Control Implementation in Des Moines, Iowa

Analysis of Dynamic Advisory Messaging – Phase II

Evaluation of the Mechanical and Environmental Performance of Biofuel Co-Product-Stabilized Unpaved Roads

Testing, Performance Evaluation, and Documentation of the Little Silver Creek Bridge: An Accelerated Innovation Deployment (AID) Project using Accelerated Bridge Construction

MASH 2016 Evaluation of a Non-Proprietary Type III Barricade

Asset Utilization Potential of Building a Trucking and Rail Intermodal Hub in the St. Louis Region

Portable Multi-Sensor System for Intersection Safety Performance Assessment

Vision-Based Traffic Conflict Detection of Signalized Intersections

Characteristics of Decommissioned Bridges

Women as Assets in Railroad/Transportation Operational Roles

Prevention of Longitudinal Cracking in Iowa Widened Concrete Pavement

Analysis of Dynamic Advisory Messaging

Data-Driven Highway Infrastructure Resilience Assessment

Effect of Coupling on A-Walls for Slope Stabilization

Risk and Failure Resilience Quantification of Interdependent Transportation Systems

Assessment of the Consumer Reasons for Selection of Ethanol Fuel

Intelligent Highway Management System for the City of Wichita

Development of Quality Standards for Inclusion of High Recycled Asphalt Pavement Content in Asphalt Mixtures – Phase III

Buchanan County Smart Timber GRS Abutment Bridge

Analytical Methods for Work Zone Travel Time Reliability

Quantifying Salt Concentration on Pavement, Phase 2

Driver Crash Causation Study by Gender—Missouri, Iowa, and Illinois Comparison

Visualization and Communication in Pavement Performance/Visual Analysis of Pavement Performance and Related Factors

Evaluation of Rural Intersection Treatments

Evaluation of the Metal Fatigue Solutions Electrochemical Fatigue Sensor System

Evaluation of Successful Forested Wetland Mitigation in Iowa

In-Service Performance Evaluation of Median Cable Barriers in Iowa

Development of Rural Road Bridge Weigh-in-Motion System to Assess Weight and Configuration of Farm-to-Market Vehicles

Evaluations of Large-Truck Crash Severity in Missouri

Iowa DOT Traffic Operations Open Data Service

Investigating the Necessity of and Prioritizing Pavement Markings on Low-Volume Roads

Big Data-­Driven Prediction of Long-Term Bridge Performance and Management Improvements

Reduced Fuel Consumption and Travel Time in Transportation Networks

Evaluation of Otta Seal Surfacing for Low-Volume Roads in Iowa

Estimating Energy Efficiency of Connected and Autonomous Vehicles in a Mixed Fleet

Automated Plate Load Testing on Concrete Pavement Overlays with Geotextile and Asphalt Interlayers: Poweshiek County Road V-18

Durable Pavement Marking and Grooving

Stream-Channel and Watershed Delineations and Basin-Characteristic Measurements using Lidar Elevation Data for Small Drainage Basins within the Des Moines Lobe Landform Region in Iowa

Orange Work Zone Pavement Marking Midwest Field Test

Performance Monitoring of Boone County Expo Pavement Sections, (Continuation – Phase III)

Safety Performance Functions for Rural Road Segments and Rural Intersections in Michigan

Development of a Rapid Assessment Tool for Pile Capacity and Stability in Response to Scour Situations

Use of Ultra-High-Performance Concrete for Bridge Deck Overlays

Missouri Highway Safety Manual Recalibration

Paving the Way for Autonomous and Connected Vehicle Technologies in the Motor Carrier and Rail Industries

Effect of Wind-Induced Unsteady Vortex Shedding, Diurnal Temperature Changes, and Transit Conditions on Truss Structures Supporting Large Highway Signs

Why TNCs Will Be Regulated Like Taxis—Historically Speaking

Pavement Performance: New Approaches Using Predictive Analytics/An Assessment of the Models to Predict Pavement Performance

Development of Crash Modification Factors for Curve Chevrons

Development of Crash Modification Factors for Lane Departure Countermeasures

Strategic Decision Support for Airport Capacity Planning

Feasibility of Granular Road and Shoulder Recycling

Distributed Traffic Control for Reduced Fuel Consumption and Travel Time in Transportation Networks

Development of Iowa Road Safety Audit or Assessment (RSA) Guidelines

Investigation of MacroDefect-Free Concrete for ABC including Robotic Construction

NCHRP Guidelines for Managing Geotechnical Risks in Design-Build Projects

Optimizing Fleet Composition and Size under Uncertainty in Urban Transit Systems

Creation of a Sustainable Collaborative Transportation and Safety Model

Understanding the Impacts of Work Zone Activities on Traffic Flow Characteristics

Cement Changes and Solutions to the Industry

Impacts of Internally Cured Concrete Paving on Contraction Joint Spacing

Guide Specification for Internally Curing Concrete

Recycled Concrete Aggregate Usage in the US

Intermodal Gantry Crane Pavement and Foundation Design Improvement

NDOR Evaluation of Opportunities and Challenges of Using INRIX Data for Real-Time Performance Monitoring and Historical Trend Assessment

Highway Safety Improvement Program Implementation Process

Rapid Bridge Deck Joint Repair Investigation – Phase II

Evaluation of Work Zone Split Traffic Symbol Sign

Estimating Crash Modification Factors for Lane Departure Countermeasures in Kansas

Development Materials for a Local Maintenance Personnel Rural Road Safety Recognition Program

Strategic Design for Delivery with Linked Transportation Assets: Trucks and Drones

MnDOT LRRB Minnesota Local Agency Pavement Marking: Mining Existing Data

Traffic Impact Assessment Tool for Moving Work Zone Operations

Calibrating the Iowa Pore Index with Mercury Intrusion Porosimetry and Petrography

Advancing Implementation of Geosynthetic Reinforced Soil-Integrated Bridge Systems

MnDOT Evaluation of Intersection Conflict Warning Systems

Condition Assessment Tools for Post-Tensioned Bridges

Evaluation of the Buchanan County IBRD Bridge on Victor Avenue over Prairie Creek

Improving Traffic Safety through Better Snow Fences: Image-Based Methods to Measure Trapped Snow Volume and the Snow Relocation Coefficient

Investigation of the Link Between Macroscopic Traffic Flow Characteristics and Individual Vehicle Fuel Consumption

Highway Incident Management System for the City of Wichita, Kansas

Crash Cushion Selection Criteria

SHRP2 Implementation Assistance Program

Reliability of Element-Level Bridge Inspections

Bridge Maintenance Program for the City of Columbia, Missouri

Installation Guidance for Centerline and Edgeline Rumble Strips in Narrow Pavements

Technology Transfer, Delivery, and Implementation of Best Practices for Jointed Concrete Pavements

Developing a Data-Driven Traffic Impact Assessment Tool for Work Zones

MnDOT Thin Whitetopping Selection Procedures

Bridges for Life: Better Data in Support of Performance Management Analysis

Study of the Impacts of Implements of Husbandry on Iowa Bridges

NCHRP Standard Definitions for Comparable Pavement Cracking Data

I-74 Mississippi River Bridge VR Simulation

Developing Risk-Based Bridge Inspection Practices

Collection of Freeze-Thaw Performance Data on Vail Avenue

Evaluation of Alternative Work Zone Signing

Testing and Evaluation of MASH TL-3 Transition Between Guardrail and Portable Concrete Barriers

Length of Need and Minimum System Length for F-Shape Portable Concrete Barrier

Driving Simulator Study of Merge Signs

Best Practices for Managing Work Zone Data

Review Synthesis of Alternative Power Supplies

Small City Work Zone Sign Package Program Implementation

Cost-Effective Field Test Methods for LRFD Resistance Factors of Drilled Shafts

Top-Down Construction Cost Estimating Model Using an Artificial Neural Network

Culvert Lateral Earth Pressure Sensors: Instrumentation of a Box Culvert During and After Construction

Advanced Methodology to Determine Highway Construction Cost Index (HCCI)

Improving Estimations of Real-Time Traffic Speeds During Weather for Winter Performance Measurement

Improved Analytical Techniques for Historic Covered Bridges-Phase II

Buchanan County IBRD Bridge Project: Evaluation of a Folded Plate Girder Bridge System

Iowa 511 Traveler Information System User Analysis

Impact of Lower Asphalt Binder for Coarse HMA Mixes

Improved Ratings for Covered Bridges through Load Testing – Phase II

Context-Sensitive Designs: Testing of Multi-Performance Level Box Beam Standards

Development of a Smart Timber Bridge-Phase V: Development of a Vehicle Characterization

Investigation of a Suitable Shear Friction Interface between UHPC and Normal Strength Concrete for Bridge Deck Applications

FE-ANN Based Modeling of 3D Simple Reinforced Concrete Girders for Objective Structural Health Evaluation

Field Measurements on the Effect of Temporary Rumble Strips in Work Zone Flagging Operations

A Multidisciplinary Approach to Investigate Work Zone Safety Using SHRP2 Safety Data

Guide to Full-Depth Reclamation (FDR) with Cement

Data Driven Urban Traffic Prediction for Winter Performance Measurements

NCHRP 19-10 AASHTO Partnering Handbook, Second Edition

Road-Based Accessibility to Essential Services

Optimal Placement of Iowa DOT Maintenance Garages: Muscatine and Dubuque Case Studies

Design of Maintainable Drains for Earth Retaining Structures

A Decision Support System for Optimized Equipment Turnover

Improving Adaptive/Responsive Signal Control Performance: Implications of Non-Invasive Detection and Legacy Timing Practices

Setting Work Zone Speed Limits

Development of a Transportation Real-Time Technology Readiness Framework

Experimental Evaluation of Existing and Retrofit Designs of Bridge Finger Joints

Investigation of Rural J-Turn Design Factors Using the ZouSim Driving Simulator

Optimizing Performance Characteristics of Steel Fiber-Reinforced Lightweight Concrete (SFRLWC) for Wearing Surface Application on Orthotropic Steel Decks

DFI A-Wall Study

Roadway Infrastructure in Various 3D Visualization Modes

Guide to the Prevention and Restoration of Early Joint Deterioration

Risk Factor Identification

Improved Sheet Pile Systems for Transportation Infrastructure

Chip Seal Design and Specifications

Development of a Pavement Marking Material Matrix for ODOT District 11

Networks Subject to Extreme Flood Events

Guidance on Traffic Sign Effectiveness, Installation, and Removal

Implementation of Transportation Asset Management in Grandview, Missouri

Analysis of PWD Precipitation Rate Estimates Compared to Hotplate Sensors

Development of a Mix Formation and Pavement Design Using Asphalt-Rubber Binders and Biobased Additives

Aggregate Freezing-Thawing Performance Using the Iowa Pore Index

MnDOT LRRB Modernizing Road Construction Plans and Documentation

Strength, Durability, and Application of Grouted Couplers for Integral Abutments in Accelerated Bridge Construction

Economic Impact of Multi-Span, Prestressed Concrete Girder Bridges Designed as Simple Span versus Continuous Span

Synthesis of Information Related to Highway Problems. Topic 46-13. Practice of Rumble Strips and Rumble Stripes

Assessing Segment- and Corridor-Based Travel-Time Reliability on Urban Freeways

Crash Location Correction for Freeway Interchange Modeling

Development of an Eco-Friendly, Cost-Effective Biogrout for Concrete Crack Repair

System-Wide Safety Treatments and Design Guidance for J-Turns

Historical Performance Evaluation of Iowa Pavement Treatments Using Data Analytics

Monitoring Vibrations on the Jefferson City Truss Bridge

Development of a Wireless MEMS Multifunction Sensor System and Field Demonstration of Embedded Sensors for Monitoring Concrete Pavements

Technology Transfer Intelligent Compaction Consortium

MnDOT Barriers to Right-of-Way Acquisition and Recommendations for Change

Bridge Design Effort and Cost Estimation Models – Phase I

MnDOT Evaluation of Truck and Agricultural Vehicle Behavior at Reduced Conflict Intersections

Project Management Update to the Iowa DOT Project Development Manual

Technical Analysis to Support the Bridge Condition Performance Measure

Safety Assessment Tool for Construction Zone Work Phasing Plans

Validation of Gyratory Mix Design in Iowa

Impact of Curling and Warping on Concrete Pavement

Iowa DOT Project Management Peer Exchange

Safety Impact of Differential Speed Limits on Rural Two-Lane Highways in Montana

Summary and Comparison of Agency Experience with Sensors

Evaluation of Modified Concrete Mixture Proportions for the City of West Des Moines

Evaluation of Performance of Innovative Bridges in Wisconsin

RWIS Training Tool

Polymer Concrete Overlay Evaluation

Upgrading Bridge Rails on Low-Volume Roads in Iowa

Improving Striping Operations through System Optimization – Phase 2

Development and Evaluation of Portable Device for Measuring Curling and Warping in Concrete Pavements

Marketing Plan Implementation for Delineation of Curves: A Proven Safety Countermeasure

RWIS Sensor Density and Location

Terrestrial Laser Scanning-Based Bridge Structural Condition Assessment

Evaluation and Testing of a Lightweight Fine Aggregate Concrete Bridge Deck in Buchanan County, Iowa

Developing Green, Highly Flowable, Rapid Set, High-Performance Concrete for Pavement Patch Repair

Investigation of the Effect of Speed on the Dynamic Impact Factor for Bridges with Different Entrance Conditions

Investigation of the Impact of Dual-Lane Axle Spacing on Lateral Load Distribution

Assessing Risk of D-Cracking in Concrete Aggregates

MnDOT Rumble Stripe: Evaluation of Retroreflectivity and Installation Practices

Investigation of Techniques for Accelerating the Construction of Bridge Deck Overlays

Toward Autonomous and Robotic Infrastructure Construction: A Workshop and Field Studies of Productivity, Quality, and Safety Impacts

Embankment Quality and Assessment of Moisture Control Implementation

Investigation of Deterioration of Joints in Concrete Pavements

Pervious Concrete Physical Characteristics and Effectiveness in Stormwater Pollution Reduction

Active Traffic Management Case Study: Phase 1

MnDOT Evaluation of Pavement Markings on Challenging Surfaces

Temporary Traffic Control Handbook for Local Agencies

Investigation of the High-Strength Bolt-Tightening Verification Techniques

NCHRP Preconstruction Services Cost Estimating Guidebook

Laboratory Investigation of Bridge Strip Seal Joint Termination Details

Evaluating the Relationship between the Driver and Roadway to Address Rural Intersection Safety using the SHRP2 Naturalistic Driving Study Data

Cement Stabilization of Embankment Materials

Application of Safer Roads Investment Plans and Other Related Tools for Safety Management of Utah Roads and Streets

Machine-Vision-Based Roadway Health Monitoring and Assessment

Investigation of AASHTOWare Pavement ME Design/DARWin-ME Performance Prediction Models for Iowa Pavement Analysis and Design

Owner-Operator versus Company-Driver Safety Performance Analysis

VISSIM Calibration for Urban Freeways

Evaluating All-Weather Pavement Markings in Illinois: Volume 1

The Feasibility of Charging Private Vehicles an Airport Drop-Off and Pick-Up Charge

The Substitution of Ground Transportation for Service to Smaller Communities Now Receiving Essential Air Service Subsidies

Make the Aurora Winter Severity Index Available to All

Economic Impact for the Region of Replacement of the Merchants Bridge

Evaluation of Pavement Markings on Low-Volume Rural Roadways in Iowa

Use of Automated Machine Guidance (AMG) within the Transportation Industry

Synthesis on the Use of Accelerated Bridge Construction Approaches for Bridge Rehabilitation

MnDOT LRRB Next Generation Bridge Management Tools and Inspection

2015 National Winter Maintenance Peer Exchange

MnDOT LRRB Development of Cost-Effective Timber Bridge Repair Techniques for Minnesota

Iowa Pavement Asset Management Decision-Making Framework

Development of Non-Petroleum-Based Binders for Use in Flexible Pavements – Phase II

Evaluation of the Sequential Dynamic Curve Warning System

NCHRP 18-16 Self-Consolidating Concrete for Cast-In-Place Bridge Components

Reflective Crack Mitigation Guide for Flexible Pavements

Quantifying Road Roughness from Terrestrial Laser Scanning

Comparison of Setting Time Measured Using Ultrasonic Wave Propagation with Saw-Cutting Times on Pavements

Investigation of Negative Moment Reinforcing in Bridge Decks

SHRP2 Proof of Concept: Research to Assess Changes in Driver Behavior Utilizing NDS and RID Databases

Implementation Manual for 3D Engineered Models for Construction

Direct Observation of Child Restraint Device Use and Misuse Rates in Michigan

Evaluation of the Need for Longitudinal Median Joints in Bridge Decks on Dual Structures

Asset Management Program Enhancement Plan: Baseline Assessment Phases I and II

Laboratory Investigation of Grouted Coupler Connection Details for ABC Bridge Projects

Designing and Applying a Decision-Support System for DOT Fleet Assignment and Operation

MnDOT LRRB Alternate Design Methods to Renew Lightly Traveled Paved Roads

Evaluating Roadway Subsurface Drainage Practices – Phase II

Implementation of Thin Bonded Concrete Overlays of Asphalt Pavements (BCOAs)

Highway Work Zone Capacity Estimation Using Field Data from Kansas

Maintenance of Traffic for Innovative Geometric Design Work Zones

Seismic Performance of Connections that Facilitate Accelerated Bridge Construction

Improving the Accuracy of Camber Predictions for Precast Prestensioned Concrete Beams

Freight Commodity Efficiency Study Plan for Bi-State Regional Commission

Modeling Airside Operations at Major Airports for Strategic Decision Support

Michigan Urban Trunkline Segments Safety Performance Functions (SPFs) Development and Support

Low-Carbon Transportation Development Strategies for the Chaonan District in Shantou

Iowa ABC Connections

Implementation of a Pilot Continuous Monitoring System: Iowa Falls Arch Bridge

Measuring Project Complexity and Its Impact

Low-Cost Rural Surface Alternatives: Demonstration Project

Economic Sustainability of Inner City Streets: A Collaborative Sustainable Asset Management Transportation System Model

Laboratory Investigation of Concrete Beam-End Treatments

Development of usRAP Risk Maps for Selected Highways in Northern Virginia

Supplementary Frost Forecasts for Iowa Roads and Bridges

Carbonate Aggregate in Concrete

Permeability Performance and Lateral Load for Granular Backfill behind Abutments

Major Equipment Life-Cycle Cost Analysis

Evaluation of Air-Coupled Impact-Echo Test Method

Evaluating Outcomes of Raising Speed Limits on High Speed Non-Freeways

Iowa’s Bridge and Highway Climate Change and Extreme Weather Vulnerability Assessment Pilot

MnDOT LRRB Aggregate Road Surface Rejuvenation

Assessment of Asphalt Interlayer Designed on Jointed Concrete Pavement

Concrete Pavement Mixture Design and Analysis

Development of Quality Standards for Inclusion of High Recycled Asphalt Pavement Content in Asphalt Mixtures – Phase II

MnDOT LRRB Lightly-Surfaced Roads: Stabilized Aggregate Applications

Assessment of Non-Destructive Testing Technologies for Quality Control/Quality Assurance Testing of Asphalt Mixtures

Risk-Based Engineers Estimate

SHRP2 Analysis of Naturalistic Driving Study Data: Roadway Departures on Rural Two-Lane Curves

SHRP2 (S04A) Roadway Information Database Development and Technical Coordination and Quality Assurance of the Mobile Data Collection Project (S04B)

Digital Documentation of Element Condition for Bridge Evaluation

GIS Automation of LiDAR DEM Cutting for Hydrologic/Hydraulic Modeling

Development of Railroad Highway Grade Crossing Consolidation Rating Formula

Modeling Merging Behavior at Lane Drops

A Smartphone-Based Prototype System for Incident/Work Zone Management Driven by Crowd-Sourced Data

Performance and Design of Bridge Approach Panels in Wisconsin

Proof of Concept: Biocement for Road Repair

Study of the Regulatory Issues Affecting Truck Freight Movement in the Midwest

Development of a Smart Timber Bridge-Development of Data Processing Techniques for Determining Changes in Structural Stiffness

Evaluation of Dynamic Speed Feedback Signs on Curves: A National Demonstration Project

Development and Integration of Advanced Timber Bridge Inspection Techniques for NBIS

Framework for Advanced Daily Work Report System

Mass Transit Sustainability in the St. Louis Region

Rapid Replacement of Bridge Deck Expansion Joints Study – Phase I

Optimizing Pavement Base, Subbase and Subgrade Layers for Cost and Performance on Local Roads

SHRP2 Geotechnical Solutions for Soil Improvement, Rapid Embankment Construction, and Stabilization of the Pavement Working Platform

Modeling Multimodal Freight Transportation Network Performance under Disruptions

Deer-Vehicle Crash Information and Research Center

Research, Education, and Development (RED): Examining Characteristics of Roadway Infrastructure in Various 3D Visualization Modes

Investigation of Field Corrosion Performance and Bond/Development Length of Galvanized Reinforcing Steel

Informational Guide on Road Diets and Other Roadway Reconfigurations

Pavement Management Performance Modeling: Evaluating the Existing PCI Equations

Results-Based Winter Maintenance Standards

Validation of Traffic Simulation Model Output for Work Zone and Mobile Source Emission Modeling and Integration with Human-in-the-Loop Driving Simulators

Synthesis of Iowa Research to Address Rural Safety — Assessing Applicability of International Safety Countermeasures to Iowa

Development of Preliminary Load and Resistance Factor Design of Drilled Shafts in Iowa

Quantifying Uncertainty in Real Time Performance Measurement for Highway Winter Maintenance Operations – Phase 2

Safety and Mobility Impacts of Winter Weather – Phase 3

Mechanistic Design Guide Calibration for Pavement Rehabilitation

Multidisciplinary Safety Team (MDST) Factors of Success

How Firm Size Affects Safety Performance in the U.S. Motor Carrier Industry

Premature Asphalt Concrete Pavement Cracking

Sustainable Asphalt Pavements Using Bio-Binders from Bio-Fuel Waste

Electronic Construction Collaboration System – Final Phase

Statewide Heavy-Truck Crash Assessment

Systemic Safety Improvement Risk Factor Evaluation and Countermeasure Summary

MnDOT Indefinite Delivery/Indefinite Quantity Contracting

Electronic Construction Collaboration System – Phase II

Methods for Removing Concrete Decks from Bridge Girders

Development of MASH TL-3 Transition Between Guardrail and Portable Concrete Barriers

Calibration of Highway Safety Manual Work Zone Crash Modification Factors

A Driving Simulator Study to Evaluate the Impact of Portable Changeable Message Signs (PCMS) on Driver’s Speed Characteristics in Work Zones

Structural Characterization of UHPC Waffle Bridge Deck and Connections

Seasonal Weight Restrictions Demonstration, Phase 1

Project Management Strategies for Complex Projects

Cameras and Operational Impact of Remote Road Condition Monitoring

Work Plan for the Bridge Center and Bridge Engineer Program FY2014-Dynamic Sensor

Development of Performance Properties of Ternary Mixtures, Phase 4, Development of Ternary Concrete Mixtures Manual of Practice

SEISMIC: Development and Verification of Concrete Models for Pier Walls and Hollow Columns

Multi-Purpose ESS/ITS Data Collection Sites

Multiple-Use ITS Data Collection Practices

Development of HMA Dynamic Modulus Master Curve Using FWD Data

Static Load Test of a Steel Pile at a Sand Site for Adopting a Higher Resistance Factor

Deicer Scaling Resistance of Concrete Mixtures Containing Slag Cement

Development of a Maintenance Worker s Manual for the Alaska Department of Transportation

Iowa Mass Concrete for Bridge Foundations Study – Phase II

Comparison of Setting Time Measured Using Ultrasonic Wave Propagation With Saw-Cutting Times on Pavements in Iowa

Field Monitoring of Curved Girder Bridges with Integral Abutments

Effectiveness of Safety Corridor Programs

RFID Tags for Detecting Concrete Degradation in Bridge Decks

2013 National Winter Maintenance Peer Exchange

Boone County Expo Research Phase I – Granular Road Compaction and Stabilization

Low-Cost Rural Surface Alternatives

Effectiveness of Work Zone Intelligent Transportation Systems

2013 Iowa DOT Engineering Intern Development and Management Program

MDSS Implementation Costs in Wisconsin

Bridge Damage Detection: Integration of Structural Health Monitoring System Concepts and Components – A Statewide Collaboration

Low-Cost Strategies to Reduce Speed and Crashes on Curves

Evaluation and Guidance on Effective Traffic Calming for Small Communities

Pilot Construction Project for Granular Shoulder Stabilization

Synthesis of Work-Zone Performance Measures

Investigation into Shrinkage of High-Performance Concrete Used for Iowa Bridge Decks and Overlays

Western Iowa Missouri River Flooding – Geo-Infrastructure Damage Assessment, Repair, and Mitigation Strategies

Warm Mix Asphalt Phase II: Evaluation of WMA Quality Assurance Testing Protocols

Pilot Project – Demonstration of Capabilities and Benefits of Bridge Load Rating through Physical Testing

Evaluation of Variable Advisory Speed Limits in Work Zones

Improving Traffic Safety Culture in Iowa – Phase II

A Guidebook for Construction Manager-at-Risk Contracting for Highway Projects

Performance of Recycled Asphalt Shingles in Hot Mix Asphalt

Evaluation of Thermal Integrity Profiling for Deep Foundations

Design Guide for Precast UHPC Waffle Deck Panel System, including Connections

Iowa DOT Engineering Intern Development and Management Program: 2012

Further Development of Pavement Precipitation Accumulation Estimation System

Evaluating Roadway Subsurface Drainage Practices

Evaluation of Mitigation for Safety Concerns on Low-Volume, Unpaved Rural Roads

De-Icing Agent Performance Evaluation

Mobile Weather Data Collection Guidelines

Wind Loads on Dynamic Message Cabinets and Behavior of Supporting Trusses

National Road Weather Testing Program

Quantifying Salt Concentration on Pavement, Phase 1

Training Development for Pavement Preservation

Development of Bio-Based Polymers for Use in Asphalt

Feasibility Study for Detection and Quantification of Corrosion in Bridge Barrier Rails

Quality Control/Quality Assurance Testing for Joint Density and Segregation of Asphalt Mixtures

Laboratory and Field Testing of an Accelerated Bridge Construction Demonstration Bridge: US Highway 6 Bridge over Keg Creek

Measuring Salt Retention

NCHRP Synthesis 439: Use of Transportation Asset Management Principles in State Highway Agencies

School Bus Safety Study – Kadyn’s Law

Performance of Lightweight Foam Concrete Fill and Post-Grouted Drilled Shafts in Broadway Viaduct Replacement

Compaction “Roadeo” Field Demonstration: Roller-Integrated Compaction Monitoring and Subgrade Geosynthetic Reinforcement

Performance Assessment of Lime and Fly Ash Chemically Treated Subgrade

Field Evaluation of Methods to Minimize Transverse Glulam Deck Deflection Phase III

Evaluating the Effectiveness of the City of Des Moines LED and RRFB Pedestrian Crossing Treatments

Evaluation of the Safety Edge in Iowa: Phase II

Integrated Risk Management for Improving Internal Traffic Control, Work-Zone Safety, and Mobility during Major Construction

Recommended Laboratory Test for Predicting the Initial Retroreflectivity of Pavement Markings from Glass Bead Quality

Cold Weather Testing of the Halliday Road Grip Unit

Road Safety Audit for IA 28 from the South Corporate Limits of Norwalk in Warren County through the IA 5 Interchange in Polk County, Iowa

Use of Incentive/Disincentive Contracting to Mitigate Work-Zone Traffic Impacts

Evaluation of Temporary Ramp Metering for Work Zones

Implementation, Training, and Outreach for MnDOT Pavement Marking Tool – Phase II

Development and Demonstration of a Freezing Drizzle Algorithm for ESS

Evaluation of In-Use Fuel Economy and On-Board Emissions for Hybrid and Regular CyRide Transit Buses

Enhancements of AI/RWIS CBT

Weather Index User’s Guide

Timber Abutment Piling and Back Wall Rehabilitation and Repair

Use of Lateral Position as a Safety Surrogate Measure

Development of a Bridge Safety Information System for the Saylorville Reservoir Bridge

Construction Manager/General Contractor Issue Identification

Improving the Accuracy and Usability of Iowa Falling Weight Deflectometer Data

Implementation of Concrete Pavement Preservation and PCC Surface Characteristics: Tire-Pavement Noise Program

Iowa Calibration of MEPDG Performance Prediction Models

Investigation of Low Temperature Cracking in Asphalt Pavements

Development of a Traffic Diversion Estimation Model for Freeway Construction Work Zones

Evaluating the Effectiveness of Temporary Work-Zone Pavement Marking Products

Technology Demonstrations Project: Environmental Impact Benefits with “TX Active” Concrete Pavement in Missouri DOT Two-Lift Highway Construction Demonstration

Development of Performance Properties of Ternary Mixtures: Field Demonstration Projects

Deicer Scaling Resistance of Concrete Pavements, Bridge Decks, and Other Structures Containing Slag Cement: Phase 2: Evaluation of Different Laboratory Scaling Test Methods

Visualization Resources for Iowa State University and the Iowa DOT: An Automated Design Model to Simulator Converter

Technology Transfer Concrete Consortium

Development of a Database for Drilled SHAft Foundation Testing (DSHAFT)

MDSS Demonstration in Ontario

Wind Monitoring of the Saylorville and Red Rock Reservoir Bridges with Remote, Cellular-Based Notifications

Revision to the SUDAS Traffic Signal Standards – Phase 2

Study of the Factors that Contribute to Motorcycle Conspicuity – Phase II

Concrete Overlay Field Application Program

Development of LRFD Procedures for Bridge Pile Foundations in Iowa–Volume IV: Design Guide and Track Examples

Evaluation of Various Methods for Deflecting Debris from Bridge Piers

Road Safety Audit for the Intersection of US 59 and IA 9 in Osceola County, Iowa

Risk Mitigation Strategies for Operations and Maintenance Activities

Toolbox of Countermeasures to Reduce Red Light Running

Literature Review and Assessment of Nanotechnology for Sensing of Timber Transportation Structures

Benchmarking the Performance of RWIS Forecasts

Development of LRFD Procedures for Bridge Pile Foundations in Iowa–Volume III: Recommended Resistance Factors with Consideration of Construction Control and Setup

Iowa Mass Concrete for Bridge Foundation Study – Phase I

Modified Sheet Pile Abutments for Low Volume Bridges (TR-568)

Utilization of Remote Traffic Monitoring Devices for Urban Freeway Work Zone Assessment

Development of Sustainable Concrete Pavements: Manual of Practice

Traffic Safety Analysis for Local Agencies

Field Testing and Evaluation of a Demonstration Timber Bridge

Evaluation of the Buena Vista IBRD Bridge: A Furthering of Accelerated Bridge Construction in Iowa

Nighttime Construction Impacts on Safety, Quality, and Productivity

Geosynthetic Reinforced Soil for Low Volume Bridge Abutments

Development of a Conflict Analysis Methodology Using SSAM

Managing Decisions Regarding Rural Expressway Routes and Associated Bypasses

Sensitivity Evaluation of MEPDG Performance Prediction, NCHRP 01-47

2011 National Winter Maintenance Peer Exchange

Support of the Clarus Initiative

Effects of Implements of Husbandry (Farm Equipment) on Pavement Performance

Evaluation of Rumble Stripes on Low-Volume Rural Roads in Iowa–Phase II

Roadway Lighting and Safety: Phase II-Monitoring Quality, Durability, and Efficiency

Wet-Reflective Pavement Marking Demonstration Project

Evaluating the Effectiveness of Red Light Running Camera Enforcement in Cedar Rapids and Developing Guidelines for Selection and Use of Red Light Running Countermeasures

Pavement Marking Compatibility with Chip Seal and Micro Surfacing

An Integrated Study of Pervious Concrete Mixture Design for Wearing Course Applications

Seismic Performance of an I-Girder to Inverted-T Bent Cap Connection

Review of Breath Alcohol Ignition Interlock Device Policies and Programs

Development of LRFD Design Procedures for Bridge Pile Foundations in Iowa–Volume II: Field Testing of Steel Piles in Clay, Sand, and Mixed Soils and Data Analysis

Evaluation of Electronic Speed Limit Signs for Unified Consolidated School on US 30, Eastbound and Westbound

Optimizing Cementitious Content in Concrete Mixtures for Required Performance

Safety and Mobility Impacts of Winter Weather – Phase I

Applicability of Road Assessment Program Methods to Metropolitan Safety Planning

Public Employees Leadership Institute

A Transportation Safety Planning Tool for the City of Ames

Examining Driver Behavior in Response to Work Zone Intervention: A Driver Simulator Study

A Driving Simulator Study: Evaluation of Vehicle Mounted Attenuator Markings in Work Zones During Different Times of the Day

Work Zone Capacity in Missouri: Results of Field Data Analysis

Evaluation of Work Zone Speed Limits: An Object and Subjective Analysis of Work Zones in Missouri

Determining the Effectiveness of Graphic-aided Dynamic Message Signs in Work Zones

Knowledge Base for Road Weather and Winter Operations

Accelerated Implementation of Intelligent Compaction Technology for Embankment Subgrade Soils, Aggregate Base, and Asphalt Pavement Materials

Management of Rural Expressways for Improved Safety and Operational Performance

Iowa DOT Roller Integrated Compaction Monitoring Research and Implementation

A Feasibility Study of Embedded Micro-Electromechanical Sensors

CP Road Map Administrative Support Task 4

Preservation of Covered Bridges

Development of a Technology Deployment Plan for the Use of Recycled Concrete Aggregate in Concrete Paving Mixtures

Electronic Construction Collaboration System – Phase III

Cost-Benefit Analysis of Sequential Warning Lights in Nighttime Work Zone Tapers

Behavior Study of Merge Practices for Drivers at Work Zone Closures

Iowa DOT Roller Integrated Compaction Monitoring Technology Research and Implementation – Phase II

Stabilization Procedures to Mitigate Edge Rutting for Granular Shoulders, Phase II (TR-591)

Lane Departure Safety Countermeasures: Strategic Action Plan for the Iowa Department of Transportation

Iowa Pavement Marking and Sign Management System

Low Cost Mobile RWIS

Evaluation of Safety Edge Benefits in Iowa

Asset Management and Safety: A Performance Perspective

Development of Updated Specifications for Roadway Rehabilitation Techniques

Development of Performance Properties of Ternary Mixtures: Laboratory Study on Concrete

The Actual Cost of Food Systems on Roadway Infrastructure

Design, Construction, and Field Testing of an Ultra-High Performance Concrete Pi-Girder Bridge

Identification and Evaluation of Pavement-Bridge Interface Ride Quality Improvement and Corrective Strategies

A Demonstration Project for the Illinois Tollway Utilizing Post-Consumer Asphalt Roofing Shingles

Horizontal Curve Identification and Evaluation

Road Safety Audit for Prince of Wales Island, Alaska

Implementation and Evaluation of Smart Timber Bridge Concepts to Provide Continuous Structural Condition Assessment

Stabilization Procedures to Mitigate Edge Rutting for Granular Shoulders – Phase II

Earthwork Volumetric Calculations and Characterization of Additional CFED Soils – CFED Phase IV

Evaluation of a Bridge Constructed with Ultra-High Performance Concrete

Safety Analysis of Low Volume Rural Roads in Iowa

Investigation of Improved Utility Cut Repair Techniques Phase II

Road Safety Audit for James Avenue NW and 250th Street NW, from the North Corporate Limits of Tiffin

Pavement Markings and Safety

Iowa DOT Intelligent Compaction Research and Implementation: Phases I and II

Intelligent Soil Compaction Systems

Road Safety Audit for US 151 from Amana to US 30 in Cedar Rapids

In-Situ Compaction Measurements for Geosynthetic Stabilized Subbase: Weirton, West Virgina

Development of Analysis Methods Using Recent Data

Improving Traffic Safety Culture in Iowa

Update of “Roundabouts: An Informational Guide”

Investigation of the Impacts of Rural Development on Iowa’s Secondary Road Systems

Identification of Practices, Design, Construction, and Repair Using Trenchless Technology

Improving Concrete Overlay Construction (TR-600)

Development and Field Evaluation of a Prototype Tool to Detect and Identify Left Turning Vehicles

Guide for Existing Concrete Overlay Design Methodology

Rapid, Self-Contained In-Situ Permeameter for Field QA/QC of Pavement Base/Subbase Materials

Investigation of Warm-Mix Asphalt Using Iowa Aggregates

SWZDI Conference/Webinar

Local Agency Pavement Marking Plan

In-Use Fuel Economy and Emission Benefits of Hybrid-Electric School Buses in Iowa

Development of LRFD Design Procedures for Bridge Pile Foundations in Iowa–Volume I: An Electronic Database for PIle LOad Tests (PILOT)

Iowa Traffic Safety Data Service

Enhancing Motorcycle Conspicuity Awareness in Iowa

Evaluation of the 24th Street Bridge, Interstate 80/29, Council Bluffs, Iowa

RWIS Telecommunication Issues and Options

Go! Using an Online Magazine to Convey Real-World Math and Science Concepts Related to Transportation

Testing and Long-Term Monitoring of 9th Street Bridge Over I-235 in Des Moines: Integral Abutments Supported on Steel Pile/Concrete Drilled Shaft in Glacial Clay

Improving Transportation for Large Scale Events Within the State of Iowa

Instrumentation and Monitoring of Precast Bridge Approach Tied to an Integral Abutment in Bremer County

Optimization and Management of Materials in Earthwork Construction (TR-501)

Development of Stormwater Quality BMP Specifications

Road Safety Audit for Marion County Road T15

Alternative Calibration Method for AASHTO T153

An Experimental Validation of a Statistical-Based Damage Detection Approach

Ethanol Plant By-Product Uses for Pavement GEO-Materials Stabilization, TR-582

Remote Monitoring of Historic Covered Timber Bridges in Madison County for the Prevention of Arson and Vandalism

Evaluation of Vaisala Spectro Pavement Sensor

Minnesota Local Agency Pavement Marking Practices – Phase I

Application of Visualization and Simulation Program to Improve Work Zone Safety and Mobility

Road Safety Audit for County Road H-46 in Jefferson County, Iowa

Road Safety Audit for County Roads X-23 and W-62 in Lee County, Iowa

Infrastructure Impacts of Iowa’s Changing Economy (TR-593)

Enhancements to the Incident Mapping and Analysis Tools (IMAT)

Location Tool Support for TraCS Location Tool States

2009 National Winter Maintenance Peer Exchange

New Implementation of the Incident Location Tool

Road Safety Audit for IA 150/US 52 from I-380 to the Minnesota Border

Effectiveness of Paved Shoulders in Iowa

Minnesota Truck Parking Study Phase 2

Evaluation of Utah DOT Weather Operations Program

Road Safety Assessment for Franklin County, Ohio

Effect of Admixtures on Roller-Compacted Concrete Mixes

Innovative Bridge Designs for Rapid Renewal

Technical Support for Two-Lift Paving Construction in Kansas

Incident Location Tool Support for Iowa DOT

Design and Evaluation of a Single-Span Bridge Using Ultra-High Performance Concrete

Road Safety Audit for Intersection of IA 1 and County Road F-67 in Johnson County, Iowa

Integration of Analysis Methods and Development of Analysis Plan

Road Safety Audit for Intersection of US 218 and County Road C-57 in Black Hawk County, Iowa

Microsimulation of Freeway Work Zones to Assess Flow and Capacity

Evaluation of Rapid Deployment Mesh Networking for Work Zones

Work Zone Crash Characteristics

Development of a Work Zone Training Program

Evaluation of Technology-Enhanced Flagger Devices: Focus Group and Survey Studies in Kansas

Freeway Work Zone Lane Capacity

Support by State Departments of Transportation for Local Agency Safety Initiatives

Bridge Rails and Approach Railing for Low-Volume Roads in Iowa (TR-592)

Revision to the SUDAS Traffic Signal Design Guide

Evaluation of Rumble Stripes on Low-Volume Rural Roads in Iowa

Evaluation of the Iowa Driver Improvement Program

Development of Non-Petroleum Based Binders for Use in Flexible Pavements (TR-594)

Pavement Marking Demonstration Project

usRAP-Phase III

Evaluation for Effective Shielding of Bridge Piers

Farm to ISU: Helping Iowa State University Dining Staff Understand and Grow the Local Food Purchasing Program

Evaluation Framework for the Creation and Analysis of Integrated Spatially-referenced Driver-Crash Databases

Effectiveness of Special Deer Management Hunts on Deer-Vehicle Crash Reduction

Electronic Construction Collaboration – Phase 1

Bridge Deck Integrity Measurements for Asset Management

Construction Project Administration and Management for Mitigating Work Zone Accidents and Fatalities: An Integrated Risk Management Model

CARS Location Database Creation, Update and Validation

Investigation into Freezing-Thawing Durability of Low Permeability Concrete with and without Air Entraining Agent

Road Safety Audit for County Road W-55 in Washington County, Iowa

Road Safety Audit for County Road X-37 in Louisa County, Iowa

Road Safety Audit for US 6 from Iowa City to West Liberty in Johnson and Muscatine Counties, Iowa

Alternative Strategies for Safety Improvement Investments

Improving Safety for Slow Moving Vehicles on Iowa’s High Speed Rural Roadways

Mobile Weather and Road Condition Reporting

Update of SHRP H-350 and H-351

Road Weather Education Enhancements and Dissemination

Spatial Scale of Clustering of Motor Vehicle Crash Types and Appropriate Countermeasures

Intelligent Compaction for Evaluation of Geogrid Reinforced Base Material

Implementation of Intelligent Compaction Performance-Based Specifications in Minnesota

Road Safety Audit for I-380 through the Cities of Cedar Rapids and Hiawatha in Linn County, Iowa

Crack Development in Ternary Mix Concrete Utilizing Various Saw Depths (TR-587)

Road Safety Audit for Marshall County Road E-35

Safety Investigation and Guidance for Work Zone Devices Subjected to Passenger Car and Truck Impacts with New Crash Standards

Safety Data Improvement

Madison County Bridge Evaluation

Evaluation of 70 mph Speed Limit

Synthesis of Traffic Calming Techniques in Work Zones

Investigating Factors Contributing to Large Truck Lane Departure Crashes Using the Federal Motor Carrier Safety Administration’s Large Truck Crash Causation Study (LTCCS) Database

Laboratory and Field Testing and Evaluation of Precast Bridge Elements

Best Practices Safety Guide for Local Rural Agencies

Weatherview: XML Data Structure & Maintenance

Interstate System 4R Plan: An Asset Management Approach

US Road Assessment Program, Phases 1-3

Effectiveness of Dynamic Messaging on Driver Behavior for Late Merge Lane Road Closures

Self-Consolidating Concrete–Applications for Slip Form Paving, Phase 2

Investigation of Soil Stabilization Alternatives: Texas SH 130 (Phase I, Laboratory)

Use of Ultra-High Performance Concrete in Geotechnical and Substructure Applications

Achieving Efficiency in Meeting Safety, Operations, Maintenance, and Air Quality Goals

Clear Zone – A Synthesis of Practice and an Evaluation of the Benefits of Meeting the 10 ft Clear Zone Goal on Urban Streets

Modern Roundabout Guidance for the Iowa DOT

Road Safety Audit for the US 61/Harrison Street and West Locust Street Intersection in Davenport

Early Permeability Test for Asphalt Acceptance

National Winter Maintenance Peer Exchange

Construction and Evaluation of a Prestressed Concrete Bridge Constructed Using Ultra High-Performance Concrete

Planning, Implementation, and Operation of the Iowa Pavement Management Program, Phase 13

Road Safety Audit for Union County IA 25 from the WCL of Creston to North H-24 Intersection

Implementation and Evaluation of ITS-Based and Safety Engineering-Based Pedestrian Safety Countermeasures

Evaluation of a Bridge Constructed Using Accelerated Construction Practices

PONTIS, Implementation and Operation: Iowa DOT and Counties, Phase III: Implementation and Operation

Development of New Test Procedures for Measuring Fine and Coarse Aggregate

Developing and Implementing Enhanced Pavement Marking Management Tools for the Minnesota Department of Transportation: Phase I – Mapping Tool

Deicer Scaling Resistance of Concrete Pavements, Bridge Decks, and Other Structures Containing Slag Cement: Phase 1: Site Selection and Analysis of Field Cores

Design Guide for Improved Quality of Roadway Subgrades and Subbases (TR-525)

Road Weather Training for Improved Winter Response

Roadway Departure: Marketing, Outreach, and Education

Characterization of Unbound Materials (Soils/Aggregates) for Mechanistic-Empirical Pavement Design Guide

Geospatial safety analysis for highway curves and resurfacing projects

Investigation of Dual Roller-Integrated MDP/CMV Compaction Monitoring Technologies and Measurement Influence Depth

Evaluation of FRP Temporary Bypass Bridge

Laboratory Testing on HMA and Asphalt

Evaluation of On-Road and Laboratory Engine Dynamometer Emission Tests to Compare the Emission Reduction Potential of Different Biodiesel Blends

Implementation of HERS-ST in Iowa and Development /Refinement of a National Training Program

Laser Road Surface Sensor

Evaluation of Early Merge Static Work Zone Signing in Oklahoma

Development of Guidelines for the Use of Multiple Arrow Panels in Short Term, Short Duration, and Mobile Work Zones

Compaction Forecasting, Development, Validation, and Application Research

Toolbox to Evaluate the Impacts of Roundabouts on a Corridor or Roadway Network

Non-Destructive Evaluation of Iowa Pavements Phase 2: Development of a Fully Automated Software System for Rapid Analysis/Processing of the Falling Weight Deflectometer Data

Planning, Developing, and Implementation of the Iowa Pavement Marking Management Program III

Toolbox to Evaluate the System Impacts of Roundabouts on a Corridor or Roadway Network

Synthesis Study: Effectiveness of Safety Corridor Programs in Region 7 States

Performance Evaluation of Concrete Pavement Granular Subbase: Pavement Surface Condition Evaluation (TR-554)

Sign Management System for Iowa DOT

Remote Health Monitoring for Asset Management

Road Safety Audit Report for US 61 from the ECL of Muscatine to the WCL of Davenport

CP Road Map Administrative Support, Task 2

Road Safety Audit for US 52 from IA 136 to the NCL of Dubuque

Access and Corridor Management Support Program for Iowa, Phase I

Improving Variability and Precision of AVA Test Results and Developing Rational Specification Limits

Instrumentation and Monitoring of Precast, Post-tensioned Bridge Approach Pavement

Feasibility of Visualization and Simulation Applications to Improve Work Zone Safety and Mobility

Impact of Some Site-Specific Characteristics on the Success of the Signalization of High-Speed Intersections

Feasibility of Visualization and Simulation Applications to Improve Work Zone Safety and Mobility

Analyze Wind-Loading Data Collected During Hurricane Katrina

Feasibility Investigation of Segmentally Precast Bridge Piers for Accelerated Construction

Measurements of Seasonal Changes and Spatial Variation in Pavement Subgrade Support Properties: A Link to Pavement Performance (TR-516)

Iowa DOT Pavement Marking Management System: Research and Field Evaluation Assistance

Development of a High Speed Rigid Pavement Analyzer – Phase I Feasibility and Need Study

Testing Iowa Portland Cement Concrete Mixtures for the Mechanistic-Empirical Pavement Design Guide

Off-the-Shelf Component RWIS

Evaluation of Elliptical Steel Dowel Performance

Simple and Rapid Test for Monitoring the Heat Evolution of Concrete Mixtures for Laboratory and Field Applications, Phase 3

Evaluation of Lignin Derived from Agricultural Co-products as an Antioxidant in Asphalt (TR-577)

RWIS Equipment Monitoring System

Laboratory Kneading Compactor Evaluation and In Situ Measurements Database Development

Performance Measures for Snow and Ice Control Operations

Assessing the Spatial and Temporal Differences in Midwestern Crashes Relative to National Data: Implications for Public Policy Decisions

Developing Guidance for Use of Lighting on Rural and Urban Roadways in Iowa

Development of Analytical Tools to Evaluate Road Departure Crashes Using Naturalistic Driving Study Data

Evaluation of a Precast, Post-Tensioned Bridge Paving Notch

Bridge Vulnerability Assessment and Mitigation Against Explosions

Integration of Asset Management Systems with Load and Resistance Factor Design

A Decision Support System for Optimal Depot and Fleet Management

Develop an Expanded, Improved, and Upgraded Version of Probabilistic Optimization for Profit Software

Winter Weather Severity Index Enhancements

Winter Weather Severity Index Enhancements

Impact of Increased Freight Traffic on Pavement Maintenance Costs

Food Product Demand Mapping

Minnesota Interstate Truck Parking Study

Investigation of the Variability of Snow Cover Conditions

Asset Management Strategies to Mitigate Freeway Work Zone Congestion

The Effectiveness of Iowa’s Automated Red Light Running Enforcement Programs (RLR, Phase 2)

Development of Performance Properties of Ternary Mixes, Phase 1

Material and Construction Optimization for Prevention of Premature Pavement Distress in PCC Pavements, Phase 3

2007 National Winter Maintenance Peer Exchange

Updated Rule on Safety and Mobility

National Training for Integrating Materials and Construction Practices in Concrete Pavements: A State-of-the-Practice Manual

Developing an Effective Construction Training Program for Hispanic Supervisors and Craft Workers, Phase 4

Management Support of the AURORA Program

Field Evaluation of Timber Preservation Treatments for Iowa Highway Applications (IHRB-05-10)

Development and Demonstration of Fleet Management Strategies for Timber Bridges

Develop Onboard Machine Technology for Real-Time Determination of Soil Water Content

Bridge Construction Practices Using Incremental Launching, NCHRP Project 20-07/Task 229

Material and Construction Optimization for Prevention of Premature Pavement Distress in PCC Pavements, Phases I and II

Evaluation of Gateway and Low-Cost Traffic-Calming Treatments for Major Routes in Small Rural Communities

Testing Iowa Asphalt Mixtures for the AASHTO Mechanistic-Empirical Pavement Design Procedure

Development of Fatigue Design Procedures for Slender, Tapered Support Structures for Highway Signs, Luminaries, and Traffic Signals Subjected to Wind-Induced Excitation from Vortex Shedding and Buffeting

Assessment of Iowa Climatic Data and Its Integration into the AASHTO Mechanistic-Empirical Pavement Design Procedure

Concrete Pavement Preservation and Rehabilitation

Investigation of Steel Stringer Bridges: Superstructures and Substructures, Vol II (TR-522)

Embankment Quality, Phase 4: Application to Unsuitable Soils (TR-492)

Development of a Device for Analysis of Portland Cement Concrete and Composite Pavements: Phase 1 Feasibility Study

Improving PCC Mix Consistency and Production by Mixing Improvements (TR-505, Proj. 11)

Using RWIS to Trigger Spring Load Restrictions

Administrative Support Group for Concrete Pavement (CP) Road Map

Evaluation of Iowa’s Graduated Driver’s Licensing Program

Field Testing of Railroad Flatcar Bridges (TR-498)

Concrete Pavement Surface Characteristics (Proj. 15, Part 2)

Temporary Traffic Control and Enforcement of Traffic Laws in Closed Road Sections

Simple and Rapid Test for Monitoring the Heat Evolution of Concrete Mixtures for Laboratory and Field Applications, Phase 2

Implementation and Operation of the Iowa DOT Pavement Management Optimization Model

Flexible Start/Fixed Duration Contracting for Construction of Transportation Projects: A Case Study of the Paseo Bridge

Work Zone Forecasting Service

Assessment of Channelizing Device Effectiveness on High Speed/High Volume Roadways

Flexible Start/Fixed Duration Contracting for Construction of Transportation Projects: A Case Study of the Paseo Bridge Maintenance Project

Investigation of Methodologies Used by Less-Than-Truckload (LTL) Motor Carriers to Determine Fuel Surcharges

Prefabricated Elements Case Study

Development of a 5 Year Research Plan for the Development of a Smart Glued-Laminated Timber Bridge

Material Thermal Input for Iowa Materials for the Mechanistic-Empirical Pavement Design Guide

Synthesis of Practices for Mitigating the Impact of Work Zones on Traffic

Older Driver Demonstration Study, City of Des Moines

Effective Shoulder Design and Maintenance (TR-531)

An Investigation into the Development and Adoption of Technologies, Policies, and Methods for Improving Fleet Fuel Performance

Needs Assessment for Advancing Timber Utilization in Mainline and Shortline Railroad Applications

Managing Early Adoption of Biodiesel by Commercial Fleets

Optimization of Intermodal Logistics Operations in Disaster Planning

Use of Functional Silos to Optimize Agency Decision Making

Evaluation of Long Term Field Performance of Cold In-Place Recycled Roads (TR-502)

Roadway Design Standards for Rural and Suburban Subdivisions (TR-549)

An Integral Abutment Bridge with Precast Concrete Piles (TR-438)

Investigation of Electromagnetic Gauges for Determination of In-Place Density of HMA Pavements (TR-547)

Thin Maintenance Surfaces, Phase 3: Municipal Streets and Low-Volume Rural Roads (TR-507)

Validation of Pavement Performance Models for the Mechanistic-Empirical Pavement Design Guide

Erosion and Sediment Control Training Workshops

Existing Pavement Input Information for the Mechanistic-Empirical Pavement Design Guide

Field Study of Compaction Monitoring Systems: Self-Propelled Non-Vibratory 825G and Vibratory Smooth Drum CS-533E Rollers

Secondary Accident Data Fusion for Assessing Long-Term Performance of Transportation Systems

Evaluation of a Timber Bridge for the Secondary Road System Using FRP-Reinforced Glulam Girders

State Traffic Safety Engineers List

Field Validation of Intelligent Compaction Monitoring Technology for Unbound Materials and HMA

Impact of Curling, Warping, and Other Early-Age Behavior on Concrete Pavement Smoothness: Early, Frequent, and Detailed (EFD) Study

Evaluation of Virtual Reality Snowplow Simulator Training

Evaluation of a Single-Span Steel-Girder Bridge Using a Steel-Free Deck System in Tama County

Aurora — RWIS Telecommunications Issues and Options

Iowa Event Operations

PONTIS Implementation and Operation, Phase 5

Business and Economic Impacts Assessment: Anoka County, Minnesota

Evaluation of a Prestressed Concrete Bridge Constructed using Ultra High-Performance Concrete

County Non-FAE Paved Road Condition: Data Collection, Summary, and Delivery, Phase II

Demonstration of Integrated Pervious Pavement System for Management of Stormwater Quality and Quantity

Iowa DOT ITS Operations Manual

Nondestructive Evaluation of Iowa Pavements, Phase 1

Algona Mill Truck Dispatching Automation

Smart Wetlands Mitigation for Iowa Department of Transportation Projects

An Integrated Systems Approach to the Development of Winter Maintenance / Management Systems

Using Digital Video Analysis to Monitor Driver Behavior at Intersections

Investigation of the Impact of Rural Develoment on Secondary Road Systems (TR-548)

Performance Evaluation of Rubblized Pavements in Iowa

Crash Mapping Analysis Tool for Minnesota DOT

Planning, Developing and Implementing the Iowa Pavement Marking Management System (IPMMS)

Safety Impacts of Street Lighting at Isolated Rural Intersections, Part II

Best Practices and Recommended Strategies for Shared Left Turn Lanes at Signal Control Approaches

School Zone Safety Handbook

Evaluation of Composite Pavement Unbonded Overlays: Phase III (TR-478, HR-1093, Proj. 2)

Crash Record Validation Study

Snow and Ice Operations Cost Analysis

Design of Portable Rumble Strips, Phase 2

Evaluation of Portable Rumble Strips – ATM

The Effect of Fluorescent Yellow-Green Background for Vehicle-Mounted Work Zone Signs on Attention and Eye-Movements

Cooperative Intersection Collision Avoidance System Benefit/Cost Analysis Tool

Southeast Michigan Local Road Concrete Road Durability Study

Concrete Pavement Surface Characteristics (Proj. 15, Part 1)

Evaluation of Hot Mix Asphalt Moisture Sensitivity Using the Nottingham Asphalt Test Equipment, Phase II (TR-555)

Western Growth Area Land Use Sensitivity Analysis, Phase 2

Safety Impacts of Pavement Edge Dropoffs

Support of the MDSS Pooled Fund Study

Evaluation of Unbonded Ultrathin Whitetopping of Brick Streets (TR-466)

High-Speed Expressway Intersections Study of Crash Risk Factors

Evaluation of Fine Aggregate Characteristics Tests and Their Relationship to HMA Performance

Manual of Practice for Roadway Maintenance Workers (TR-514)

Guidelines for Pavement Sensors

Using Scanning Lasers for Real-Time Pavement Thickness Measurement, Phase I (TR-538)

Enhancements to the Iowa DOT Crash Mapping Analysis Tool (CMAT) Software

Developing an Effective Construction Training Program for Hispanic Supervisors and Craft Workers, Phase 3

Evaluation of a Bridge Constructed Using High-Peformance Steel

Evaluation of Corrosion Resistant Steel Reinforcing in the Deck Slab of a Three Span Prestressed Girder Bridge

Development of a Performance Measures-based Planning System (State Transportation Plan Update Assistance)

Improved Frost Forecast Model, Phase 2

Laboratory Study of Structural Behavior of Alternative Dowel Bars (Proj. 7)

Performance Evaluation of Steel Bridges, Phase II (TR-493)

Detailed Planning for Research on Accelerating the Renewal of America’s Highways

Field Evaluation of Compaction Monitoring Technology: Phase II

Design Guide and Construction Specifications for Urban Stormwater Quality Improvements

Iowa Data Collection and Analysis for the 2005-2006 National Surface Characteristics Field Experiment Plan (TR-537)

SHRP2 Revision, NCHRP Project 20-58(04)A

Economic Impacts–Real or Perceived?

Materials and Mix Optimization Procedures for PCC Pavements (TR-484, Proj. 3)

Evaluation of Transverse Joint Forming Methods in PCC Pavement (TR-532)

Evaluation of a Three-Span, Prestressed Concrete Girder Bridge Constructed with FRP Components

The Use of Raised Pavement Markings in Work Zone Applications: A Synthesis of Practice

Mix Design Development for Pervious Concrete in Cold Weather Climates

Simple and Rapid Test for Monitoring the Heat Evolution of Concrete Mixtures for Laboratory and Field Applications, Phase I (Proj. 17)

Synthesis of Procedures to Forecast and Monitor Work Zone Safety and Mobility Impacts

Minnesota Mapping Analysis Tool (MnMAT) Enhancements

Access Management at Major Intersections

Innovative Solutions for Slope Stability Reinforcement and Characterization in Iowa Soils (TR-489)

Winter Weather Crash Trends on Iowa Primary Roads

Smart Work Zone Deployment Initiative

PONTIS, Phase 4

I-90 Corridor Study

Investigation of Improved Utility Cut Repair Techniques to Reduce Settlement in Repaired Areas (TR-503)

County Non-FAE Paved Road Condition: Data Collection, Summary, and Delivery, Phase I 2003-2005

Helikite-based Remote Monitoring Platform

Impact to Concrete Pavement Smoothness from Curling, Warping, and Other Early-Age Behavior: Early, Frequent, and Detailed (Proj. 16)

Monitoring Wind-Induced Vibrations/Stresses in a High Mast Lighting Tower

Management Systems for Inland Waterway Traffic Control

Design Guide and Construction Specifications for NPDES Site Runoff Control (TR-508)

Self-Consolidating Concrete: Applications for Slip Form Paving, Phase 1

Integrated Materials and Construction Practices for Concrete Pavement: A State-of-the-Practice Manual (Proj. 10)

Iowa Produce Market Potential Calculator

Guidelines for Removal of Traffic Control Devices in Rural Areas

Rehabilitation of Concrete Pavements Utilizing Rubblization and Crack and Seat Methods (TR-473)

Nondestructive Testing Technology for Quality Control and Acceptance of Flexible Pavement Construction

Guidebook on Incident Management Planning in Work Zones

Criteria for Portable ATIS in Work Zones: Lane Merge, Travel Time and Speed Advisory Systems

Enhancement of Wisconsin DOT NDE Capabilities

Development and Implementation of Design Recommendations for the Minimization of Timber Deck Panel Differential Deflection

Design and Construction Procedures for Concrete Overlay and Widening of Existing Pavements (TR-511, Proj. 6)

Improved Frost Forecast Model, Phase 1

Evaluation of a Steel Girder Bridge Strengthened Using Fiber Reinforced Polymer Plates

Safety Effectiveness of High-Speed Expressway Signals

In Situ Detection Methods for Materials-Related Distress in Concrete Pavements: Phase II (HR-1081, Proj. 1)

Integration of Road Weather Information with Traffic Data

New Road Surface Condition Sensor

Design of Portable Rumble Strips – Phase 1

Incident Location Tool (ILT)

Integration of Road Weather Information with Traffic Data

Hot Plate Snow Gauge Demonstration

Applications for Reuse of Lime Sludge from Water Softening (TR-535)

Testing Temporary Work Zone Rumble Strips

Implementing the Mechanistic-Empirical Pavement Design Guide (TR-509)

Field Testing of Integral Abutments (HR-399)

Rewriting Supervisory Training Program Unit 8: Managing the Project-The Supervisor’s Role

Traffic Data Collection and Reduction Using Video Detection Equipment

Determination and Evaluation of Alternate Methods for Managing and Controlling Highway-Related Dust, Phase II – Demonstration Project

Field Evaluation of Elliptical Fiber Reinforced Polymer Dowel Performance (Proj. 5)

One- to Two-Way Roadway Conversions

Development of Internet-based RWIS (Road Weather Information System) AWOS (Airport Weather Observation System) Information Delivery Tools (AKA Weatherview)

Iowa Pavement Management Program, Phase 10

Four-Lane to Three-Lane Analysis

Predicting Critical VMA in Hot Mix Asphalt, Phase II

Review of Stability Berm Alternatives for Environmentally Sensitive Areas

Trucks and Twin Cities Traffic Management

Investigation of User Costs and Benefits of Winter Road Closures

Developing an Effective Construction Training Program for American Supervisors and Hispanic Craft Workers, Phase 2

Synthesis of Non-Destructive Testing Technologies for Geomaterial Applications

Compilation of RWIS Specifications

Computer-Based Training Development

A Pilot Study to Investigate the Use of Aggregate Screenings in Roadway Construction

Pavement Temperature Sensor Accuracy

Measuring Pavement Profile at the Slip-Form Paver (TR-512, Proj. 12)

A Web-Based Implementation of Winter Maintenance Decision Support System (WMDSS) Using GIS and Remote Sensing

Development of a Method to Determine Pavement Damage Due to Detours (TR-470)

Fly Ash Soil Stabilization for Non-Uniform Subgrade Soils (TR-461)

Soil Stabilization of Non-Uniform Subgrade Soils (TR-461, Proj. 4)

International Workshop on Sustainable Development and Concrete Technology

Incident Mapping and Analysis Tool (IMAT)

Long-Term Plan for Concrete Pavement Research and Technology: The CP Road Map (Task 15)

Identification of the Best Practices for the Design, Construction, and Repair of Bridge Approach Sections

Evaluation of Hot Mix Asphalt Moisture Sensitivity Using the Nottingham Asphalt Test Equipment (TR-483)

Impacts of Overweight Implements of Husbandry on Minnesota Roads and Bridges

Test and Validation of a Model for Forecasting Frost on Bridges

Evaluation of the Effectiveness of Glued Laminated Helper Stringers

Iowa Transit ITS Needs Analysis

Development of Acceptable Live Load Deflection Criteria for Various Timber Superstructure and Deck Types

Automated Pavement Condition Data: Analysis, Feasibility and Data Integration

Crash Mapping Analysis Tool (CMAT)

Incident Location Tool Support for South Dakota DOT

In-Pavement Pedestrian Flasher Evaluation, Cedar Rapids, Iowa

Pavement Management through Data Collection and Analysis

Evaluation of Different Methods to Calculate Heavy-Truck VMT

Safety Data Collection and Analysis Software Support for New York State Police

Interjurisdictional Traveler Information Exchange

Rural Expressway Intersection Synthesis of Practice and Crash Analysis

Iowa Drainage Law Manual (TR-497)

Two-Lift Concrete Pavements to Meet Public Needs (Proj. 8)

Field Evaluation of Compaction Monitoring Technology: Phase I (TR-495)

PONTIS Implementation and Operation, Phase II: Implementation

Cost Comparison of Treatments Used to Maintain or Upgrade Aggregate Roads

Development of New Strategies for Locating Safety Improvements Candidate Locations

Health Monitoring of Bridge Structures and Components Using Smart-Structure Technology

Access Management Plan for Des Moines MPO

Impact of Left-Turn Phasing on Older and Younger Drivers at High-Speed Signalized Intersections

Construction Area Late Merge (CALM) System – Kansas

Evaluating Speed Differences between Passenger Vehicles and Heavy Trucks for Transportation-Related Emissions Modeling

Alternatives to Truck Engine Idling

Performance Properties of Ternary Mixtures for Concrete Pavements: Scoping Study (Proj. 13)

Implementation of Iowa DOT Pavement Management Optimization Model, 2004

Traffic Monitoring Program Planning with Remote Sensing, Phase II

Statewide Urban Standard Design and Specifications

Development of Object-Oriented Specifications for Iowa DOT and Urban Standards (TR-487)

Intelligent Image-Based Winter Road Condition Sensor, Phase 3

Planning, Implementation and Operation of the IPMP, Phase IX

Determination of the Optimum Base Characteristics for Pavements (TR-482)

Evaluation of Using Non-Corrosive Deicing Materials and Corrosion Reducing Treatments for Deicing Salts (TR-471)

Steel Diaphragms in Prestressed Concrete Girder Bridges (TR-424)

Software Enhancements for the Crash Mapping and Analysis Tool

Attributes of Good In-Service Concrete Pavements (Proj. 9)

Planning, Developing and Implementation of the Iowa Pavement Markings Management Program

Incident Location Tool Support for Florida State University

City of West Des Moines Subarea Model

Effective Structural Concrete Repair

Smooth, Quiet, Safe Concrete Pavements: Scoping Study (Proj. 14)

Decision-Support System for Management of Slope Construction and Repair Activities: An Asset Management Building Block

Effectiveness of All-Red Clearance Time on Intersection Accidents and Violation Trends

Evaluation of Racial Differences in Seat Belt and Child Restraint Use: A Review of Current Literature

Portland Cement Concrete Patching Techniques vs. Performance and Traffic Delay

Stringless Concrete Paving (TR-490)

GIS-Based Integrated Rural and Small Urban Transit Asset Management System

Roadway Alignments as Assets: Evaluating Alternatives for Valuing Major Highway Corridor Rights of Way

Conducting Introductory Literature Searches for the Iowa Highway Research Board (TR-468)

Developing an Effective Construction Training Program for Hispanic Supervisors and Craft Workers, Phase 1

Coordination of Transit and School Busing in Iowa

I-394 Business Impacts Case Study

Monitoring and Evaluation of the Westbound Roadway of the Iowa River Bridge

Intellizone – Missouri

Deploying the Maintenance Decision Support System (MDSS) in Iowa

Investigation of the Modified Beam-in-Slab Bridge System

Evaluation of Weather Forecasting Services for the Iowa Department of Transportation

Guidelines for a Roadway Management System (RMS) for Local Governments

Application of Advanced Remote Sensing Technology to Asset Management

Evaluation of a Post-tension Strengthened Steel Girder Bridge Using FRP Rods/Strands

Properties of Blended Cements for Concrete Pavements

Statistical Analysis of Highway Needs Condition Data: Manual vs Automated

Development of Abutment Design Standards for Local Bridge Designs

Corridor Management Pilot Project, Phase I

An Investigation of Business Opportunites in Mexico

Radar Speed Display

Incident Location Tool Support for Delaware State Police

In Situ Detection Methods for Materials-Related Distress in Concrete Pavements, Phase I (Proj. 1)

Intelligent Image-Based Winter Road Condition Sensor, Phase 2

Traffic Monitoring Program Planning with Remote Sensing, Phase I

Clinton/Fulton Multimodal Bridge Study Economic Analysis

Highway Maintenance Concept Vehicle: A Business Case for Winter Maintenance Technology Applications

Demonstration and Field Evaluation of Alternative Portland Cement Concrete Pavement Reinforcement Materials (HR-1069)

Effectiveness of Extra Law Enforcement in Construction and Maintenance Zones

Research and Training of Private Transportation Providers for Efficient and Effective Provision of Transportation Services

Maintenance, Repair, and Rehabilitation of Low Volume Road Bridges

I-235 Scheduling Support, Phase 4

Planning, Implementation, and Operation of the IPMP, Phase VIII

Implementation of Iowa DOT Pavement Management Optimization Model, 2002

Intellizone – Wisconsin

Interim Planning Activities for Future Strategic Highway Research Program: Study 1 Detailed Planning for Research on Accelerating the Renewal of America’s Highways (“Renewal”)

Thin Maintenance Surfaces, Phase 2 with Guidelines for Winter Maintenance on Thin Maintenance Surfaces (TR-435)

Paddle Pal

Angle Parking on Iowa’s Low Volume Primary Extensions in Small Towns

Improving Efficiency of Transportation Projects Using Laser Scanning

Iowa DOT Internet-Based Road Work Report

Pedestrian Crossing Safety Technology Assessment

3R Safety Course and Handbook

Work Zone Speed Advisory System–Midwest States Smart Work Zone Deployment Initiative: Year 4

Road Equipment Procurement and Utilization Study

Effectiveness of Extra Enforcement in Construction and Maintenance Work Zones—Midwest States Smart Work Zone Deployment Initiative: Year 4

Identification and Development of User Requirements to Support Robust Corridor Investment Models

Artificial Intelligence-Based Optimization of Management of Snow Removal

Vendor Weather Forecast

Comparison of LIDAR and Photogrammetry for Highway Planning and Design

Synthesis of Best Practices for Increasing Protection and Visibility of Highway Maintenance Vehicles and Workers (TR-475)

RWIS Data Integration and Sharing Guidelines

Integration of Existing and Identification of Future Data Sources for Improved Intersection Safety Analysis

GIS-ALAS TraCS Conversion Software

Development of an Advanced Traveler Information: Weatherview, Phase II: Enhancements; Phase III: Support

Improved Pavement Curing Materials and Techniques: Part 1 (Phases I and II) (TR-451)

Improved Pavement Curing Materials and Techniques: Part 2 (Phase III) (TR-479)

Plan for the Mississippi River Trail in Iowa

Vehicle Mounted Rollup Warning Sign

Demonstration Project Using Railroad Flat Cars for Low Volume Road Bridges

Development of Bridge Load Testing for Load Evaluation (TR-445)

Traffic Control Strategies in Work Zones with Edge Drop-Offs

Retrofit Methods of Distortion Cracking Problems in Plate Girder Bridges

Synthesis of Dowel Bar Research (HR-1080)

Removable Orange Rumble Strips – Kansas (2002)

Brown Real-Time CMS Control and Iteris Wireless Detection

Reflectorized Sleeves for Barrel Delineators

Work Zone Speed Advisory System

Self-Illuminating Safety Vest

D-25 Speed Advisory System

Multiple Placement of Radar Speed Reporting Devices

Preformed Rumble Strips – Missouri

Preformed Rumble Strips – Kansas

Preformed Rumble Strips – Wisconsin

Iowa DOT Linear Referencing System: Preliminary Linear Data Creation

Temporary Speed Hump Impact Evaluation

Evaluation of Rammed Aggregate Piers for Highway Applications in Iowa Soils (TR-443)

NCHRP Project 20-5, Topic 32-08 “Cost Effective Structures for Off-System Bridges”

Implementation of Iowa DOT Pavement Management Optimization Model, 2001

MN/DOT Office of Research Services Web Site Upgrades

Planning, Implementation and Operation of the IPMP, Phase VII

Highway Maintenance Concept Vehicle, Phase IV

Evaluation of Composite Pavement Unbonded Overlays, Phases I and II (TR-478, Proj. 2)

Development of a GIS-based Crash Location Tool: FY02 Location Tool Implementation and Agency Support

Evaluation of the Iowa DOT’s Safety Improvement Candidate List Process

Iowa Flagger Handbook and Training Video

Technology Transfer of As-Built and Preliminary Surveys by Total Station GPS, Video Logging, and Laser Scanning (TR-446)

Comparison of LIDAR and Conventional Mapping Methods for Highway Corridor Studies

Embankment Quality, Phase 3 (TR-401)

Handbook of Simplified Practice for Traffic Studies (TR-455)

Process to Identify High Priority Corridors for Access Management Near Large Urban Areas in Iowa

Alternative Solutions to Meet the Service Needs of Low Volume Bridges in Iowa (TR-452)

Communicating Highway Safety: What Works

Intelligent Image-Based Winter Road Condition Sensor, Phase 1

Development of a Winter Road Conditions Reporting System

Automated Bridge De-icing Pilot Project

Iowa Tribal Consultation Process: State of Iowa Tribal Summit and Field Workshop

PONTIS Implementation and Operation: Iowa DOT and Counties

Low Water Stream Crossings in Iowa (TR-453)

Fluorescent Yellow-Green Backing/Border for Work Zone Signs–Midwest States Smart Work Zone Deployment Initiative: Year 3

Development of Modeling Preprocessors and Postprocessors for Evaluation of Timber Bridges

Dowel Bar Optimization, Phases I and II

Community Outreach Partnership Center (COPC)

Emergency Response Information System (ERIS)

Proceedings of the State of Iowa Tribal Summit

Moible HAR

Adaptation of the Local Climatological Model

Durable, Cost Effective Pavement Marking Materials, Phase I (TR-454)

Remote Sensing to Support Linear Referencing Systems

Use of Remotely Sensed Data for Infrastructure Management, Access Management, and Inventory

Geographic Information System-Based Accident Location and Analysis System (GIS-ALAS)

Origin Destination Model Estimation for I-235 Traffic Simulation Study

Access Management Research and Awareness Program Phase IV

GPS to LRM: Integration of Spatial Point Features with Linear Referencing Methods

Guidelines for the Conversion of Four-Lane Undivided Roadways to Three-Lane Two-Way Left-Turn Lane Facilities

Development of a GIS-Based Crash Location Tool: Location Tool Implementation and Local Agency Support

Paved Shoulders on Primary Highways in Iowa: An Analysis of Shoulder Surfacing Criteria, Costs, and Benefits

Systematic Identification of High Crash Locations

Use of Remote Sensing to Identify Access Elements for Safety Analysis (Remote Sensing in Transportation Yr 1, Project 2)

FYG Backing for Work Zone Signs – Iowa

Addressing Integration Issues and Developing a Protocol for Integration of Global Positioning Systems Data With Linear Referenced Data in an Asset Management System

Field and Laboratory Evaluation of Precast Concrete Bridges