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InTrans

Institute for Transportation

InTrans|People

Inya Nlenanya

TITLE

Research Scientist, CTRE

PHONE

515-294-2373

EMAIL

inya@iastate.edu

ADDITIONAL ROLES

Program Manager, Iowa Pavement Management Program

Adjunct Assistant Professor, Department of Civil, Construction and Environmental Engineering

AFFILIATIONS

InTrans, CTRE

About Inya

Dr. Inya Nlenanya is a research scientist and manager of the Iowa Pavement Management Program at the Institute for Transportation at Iowa State University. Dr. Nlenanya has more than 15 years of experience in transportation engineering, primarily in the integration and utilization of information systems, data analytics, and visualization. His professional experience has focused on conducting research in the areas of safety, asset management, and the integration of risk management in transportation engineering.

 

Education


  • PhD, Civil Engineering, Iowa State University, 2019
  • MS, Agricultural Engineering, Iowa State University, 2005
  • BEng, Electronic Engineering, University of Nigeria, Nsukka, 2002

Professional Experience


  • Research Scientist, Institute for Transportation, Iowa State University, Ames, IA, 2020–present
  • Adjunct Assistant Professor, Civil, Construction and Environmental Engineering, Iowa State University, Ames, IA, 2020–present
  • Transportation Research Specialist/Geographic Information Systems (GIS) Analyst, Center for Transportation Research and Education, Institute for Transportation, Iowa State University, Ames, IA, 2008–2020

Selected Publications


  • Nlenanya, I., and O. Smadi. 2021. Database Design and Integration Framework for Risk Management for State Highway Agencies. Transportation Research Record: Journal of the Transportation Research Board. DOI: 10.1177/03611981211020004.
  • Nlenanya, I., and O. Smadi. 2021. A Risk Management Database Framework Implementation for Transportation Asset Management. CivilEng, Vol. 2, No. 1.
  • Chen, Y. A., H. Ceylan, I. Nlenanya, O. Kaya, O. G. Smadi, P. C. Taylor, S. Kim, K. Gopalakrishnan, and D. E. King. 2020. Long-term performance evaluation of Iowa concrete overlays. International Journal of Pavement Engineering.
  • Nlenanya, I. 2019. “GIS-based risk management database integration and implementation framework for transportation agencies,” Doctoral Dissertation. Iowa State University, Ames IA.
  • Nlenanya, I., and O. Smadi. 2018. Risk Management and Data Needs: A State of the Practice Survey of State Highway Agencies. Transportation Research Record: Journal of the Transportation Research Board.
  • Alhasan, A., I. Nlenanya, O. Smadi, and C. MacKenzie. 2018. Impact of Pavement Surface Condition on Roadway Departure Crash Risk in Iowa. Infrastructures, Vol. 3, No. 2, 14 pp.
  • Bektas, F., O. Smadi, and I. Nlenanya. 2015. Pavement Condition: A new approach for the Iowa DOT. Proc., 94th Transportation Research Board Annual Meeting, Washington, DC, January 11–15.
  • Pyrialakou, V. D., I. Nlenanya, and K. Gkritza. 2014. Passenger Transportation Networks and Urbanization Level: Comparison of Classification Schemes. Proc., 93rd Transportation Research Board Annual Meeting, Washington, DC, January 12–16.
  • Gkritza, K., I. Nlenanya, W. Jiang, R. Sperry, and D. Smith. 2012. Bioeconomy and Transportation Infrastructure Impacts. Green Energy and Technology: Bioenergy and Bioproducts, Springer Verlag Inc.
  • Gkritza, K., I. Nlenanya, W. Jiang, R. Sperry, and D. Smith. 2011. Infrastructure Impacts of Iowa’s Renewable Energy. Transportation Research Record: Journal of the Transportation Research Board, Vol. 2205, pp. 238–246.
  • Nlenanya, I. 2008. Building an Environmental GIS Knowledge Infrastructure for Development in Sub-Saharan Africa in Data Mining Applications for Empowering Knowledge Societies. Hershey PA: IDEA Group Inc.
  • Nlenanya, I. 2005. “Knowledge Discovery Interface for Environmental Science Applications,” Master’s Thesis.

Selected Presentations


  • Alhamdan, A., and I. Nlenanya. 2022. Pavement Condition Forecast for Local Roads Missing Age Information. 11th International Conference on Managing Pavement Assets, Chicago, IL. June 7–10.
  • Tran, L, B. J. Covington, I. Nlenanya, and J. Anthony. 2022. A Success Story of Stakeholder Engagement and Data Unification for Transportation Asset Management. 101st Transportation Research Board Annual Meeting, Washington, DC.
  • Nlenanya, I., and O. Smadi. 2020. Database Design and Integration Framework for Risk Management for State Highway Agencies. Proceedings of the 99th Transportation Research Board Annual Meeting, Washington, DC, January 12–16.
  • Bou-Saab, G., I. Nlenanya, and A. Alhasan. 2019. Correlating Visual–Windshield Inspection Pavement Condition to Distresses from Automated Surveys Using Classification Trees. 12th International Conference on Low-Volume Roads, Kalispell, Montana, September 15–18, 589 pp.

Professional Affiliations and Honors


  • Member, Transportation Research Board AKD30 Low Volume Road Committee
  • Alpha Epsilon, The Honor Society of Agricultural, Food, and Biological Engineering
  • Associate Member, American Society of Civil Engineers
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