Reports, datasets, and other products

2024

Kothuri, S., Singleton, P. A., Vahedi Saheli, M., Yates, E., & Broach, J. (2024). Active transportation counts from existing on-street signal and detection infrastructure (FHWA-OR-RD-24-03). Oregon Department of Transportation. https://rosap.ntl.bts.gov/view/dot/73447

Kothuri, S., Singleton, P. A., Vahedi Saheli, M., Yates, E., & Broach, J. (2024). Data from: Active transportation counts from existing on-street signal and detection infrastructure [Data set]. Portland State University. https://doi.org/10.15760/cee-data.09

Rafe, A., & Singleton, P. A. (2024). Exploring the determinants of pedestrian crash severity using an AutoML approach (conference proceedings). International Conference on Transportation and Development 2024, 442-455. https://doi.org/10.1061/9780784485514.039

Singleton, P. A. (2024). singletonpa/2019-winter-transportation-survey [Data set]. Zenodo. https://zenodo.org/doi/10.5281/zenodo.11640318

Singleton, P. A., Humagain, P., Soltani Mandolakani, F., & Vahedi Saheli, M. (2024). Investigating travel behavior and air quality in Northern Utah (MPC-24-528). Mountain-Plains Consortium. https://rosap.ntl.bts.gov/view/dot/77220

Singleton, P. A., & Poudel, N. (2024). Investigating bicyclist safety perceptions and behaviors at roundabouts (MPC-24-516). Mountain-Plains Consortium. https://rosap.ntl.bts.gov/view/dot/74191

Singleton, P. A., Rafe, A., Humagain, P., Runa, F., Islam, A., & Mekker, M. (2024). Utilizing traffic signal pedestrian push-button data for pedestrian planning and safety analysis (MPC-24-525). Mountain-Plains Consortium. https://rosap.ntl.bts.gov/view/dot/75586/

2023

Burbidge, S. K., Singleton, P., Azra, N., & Subedi, A. (2023). Impaired active transportation users (UT-22.22). Utah Department of Transportation. https://rosap.ntl.bts.gov/view/dot/68823

Poudel, N., & Singleton, P. A. (2023). singletonpa/tradeoffs-working-commuting [Data set]. Zenodo. https://doi.org/10.5281/zenodo.8329449

Singleton, P. A., Mekker, M., & Boyer, S. (2023). Pedestrian traffic signal violations: Safety, design, and operational implications (UT-23.10). Utah Department of Transportation. https://rosap.ntl.bts.gov/view/dot/68345

Singleton, P. A., Mekker, M., Gaither, A., Subedi, A., & Islam, A. (2023). Right-turn safety for walking/bicycling: impacts of curb/corner radii and other factors (UT-23.09). Utah Department of Transportation. https://rosap.ntl.bts.gov/view/dot/72595

Subedi, A., & Singleton, P. A. (2023). Active transportation crashes: Exploring impairment of active mode users in Utah (conference proceedings). International Conference on Transportation and Development 2023, 210-222. https://doi.org/10.1061/9780784484883.019

2022

Crump, M., Singleton, P., Torres-Rua, A., & Pack, A. (2022). Active transportation facilities in canal corridors (UT-22.04). Utah Department of Transportation. https://rosap.ntl.bts.gov/view/dot/61516

Singleton, P. A., Rahman, M. R., & Burbidge, S. (2022). Systemic analysis of bicycle and pedestrian safety in Utah (UT-22.07). Utah Department of Transportation. https://rosap.ntl.bts.gov/view/dot/62355

Wasserman, D., Young, G., Foster, D., & Singleton, P. A. (2022). Mode shift potential evaluations using desire lines & connections to active functional classification systems (UT-22.20). Utah Department of Transportation. https://rosap.ntl.bts.gov/view/dot/65553

2021

Singleton, P., Graul, A., & Ward, J. (2021). Needs-based approaches for representing personal transportation decision-making [Data set]. Zenodo. https://doi.org/10.5281/zenodo.5716076

Singleton, P., Mekker, M., & Islam, A. (2021). Safety in numbers? Developing improved safety predictive methods for pedestrian crashes at signalized intersections in Utah using push button-based measures of exposure (UT-21.08). Utah Department of Transportation. https://rosap.ntl.bts.gov/view/dot/56362

Singleton, P. A., Park, K., & Lee, D. H. (2021). Utilizing ATSPM data for pedestrian planning and analysis – Phase II: Extending pedestrian volume estimation capabilities to unsignalized intersections (UT-21.32). Utah Department of Transportation. https://rosap.ntl.bts.gov/view/dot/60875

Singleton, P., & Poudel, N. (2021). singletonpa/bicycle-safety-roundabouts [Data set]. Zenodo. https://doi.org/10.5281/zenodo.5107737

Singleton, P., Runa, F., & Humagain, P. (2021). singletonpa/ped-signal-data [Data set]. Zenodo. https://doi.org/10.5281/zenodo.4759088

2020

De Vos, J., Singleton, P. A., & Dill, J. (2020). Travel, health and well-being: A focus on past studies, a special issue, and future research (editorial). Journal of Transport & Health, 100973. https://doi.org/10.1016/j.jth.2020.100973

Singleton, P. A., Runa, F., & Humagain, P. (2020). Utilizing archived traffic signal performance measures for pedestrian planning and analysis (UT-20.17). Utah Department of Transportation. https://rosap.ntl.bts.gov/view/dot/54924

2017

Singleton, P. A. (2017). Exploring the positive utility of travel and mode choice (doctoral dissertation). Portland State University, Portland, OR. http://doi.org/10.15760/etd.3447

Singleton, P. A. (2017). Exploring the positive utility of travel and mode choice (NITC-DIS-1005). Portland, OR: National Institute for Transportation and Communities. http://nitc.trec.pdx.edu/research/project/1005/

2015

Clifton, K. J., Singleton, P. A., Muhs, C. D., & Schneider, R. J. (2015). Development of a pedestrian demand estimation tool (NITC-RR-677). National Institute for Transportation and Communities. http://doi.org/10.15760/trec.124

2013

Clifton, K. J., Singleton, P. A., Muhs, C. D., Schneider, R. J., & Lagerwey, P. (2013). Improving the representation of the pedestrian environment in travel demand models (OTREC-RR-510). Oregon Transportation Research and Education Consortium. http://doi.org/10.15760/trec.120

Singleton, P. A. (2013). A theory of travel decision-making with applications for modeling active travel demand (master's thesis). Portland State University, Portland, OR. http://doi.org/10.15760/etd.1493

2006

Singleton, P. A., (2006). Evaluation of TRIPCAL5 trip generation default models. Compendium of Student Papers: 2006 Undergraduate Transportation Engineering Fellows Program, 103–139. Retrieved from https://trid.trb.org/View/798514