InTrans / Aug 14, 2018

Guideline Design Procedures for Douglas Fir Longitudinal Stress-Laminated Timber Bridge Decks

Development of Stress-Laminated Bridge Systems;
Characteristics of Longitudinal Stress-Laminated Timber Decks;
Design of Longitudinal Stress-Laminated Timber Decks;
Design Procedures;
Deck Geometry;
Allowable Design Values;
Determining Lamination Layout;
Calculation of Transverse Modulii;
Vehicular Live Loads;
Wheel Load Distribution Width;
Determination of Deck Thickness and Section Properties;
Dead Loads and Self Weight;
Calculation of Bending Stresses;
Live Load Deflections;
Dead Load Deflections and Precamber;
Determination of Required Prestress;
Spacing and Size of Prestress Rods;
Design of the Anchorage System;
Support Configuration and Bearing Stress