Missed or Delayed Medical Care Appointments by Older Users of Nonemergency Medical Transportation Services |
MacLeod, Kara E.; Ragland, David R.; Prohaska, Thomas R.; Irmiter, Cheryl; Satariano, William; Leary, Mary A. |
2013 |
Working Paper |
Building a Highway Linear Referencing System from Preexisting Reference Marker Measurements for Transportation Data Management |
Bigham, John M.; Kang, Sanghyeok |
2013 |
Technical Report |
Observational Study of Cell Phone and Texting Use Among California Drivers 2012 and Comparison to 2011 Data |
Cooper, Jill F.; Ragland, David R.; Ewald, Katrin; Wasserman, Lisa; Murphy, Christopher J. |
2013 |
Technical Report |
Predictors of Nonstandard Helmet Use Among San Francisco Bay–Area Motorcyclists |
Tsui, Casey K.; Rice, Thomas M.; Pande, Swati |
2013 |
Journal Article |
Using Geographically Weighted Poisson Regression for county-level crash modeling in California |
Li, Zhibin; Wang, Wei; Liu, Pan; Bigham, John M.; Ragland, David R. |
2013 |
Journal Article |
Using Variable Speed Limits To Reduce Rear-End Collision Risks Near Recurrent Bottlenecks |
Li, Zhibin; Liu, Pan; Bigham, John M.; Ragland, David R. |
2013 |
Conference Paper |
Strategies for Reducing Pedestrian and Bicyclist Injury at the Corridor Level |
Grembek, Offer; Zhang, Yuanyuan; Yavari, Afsaneh; Yang, Zhao; Ragland, David R. |
2013 |
Technical Report |
Airports and Bicycles: what are the obstacles and incentives for operators to improve bicycle access? |
Orrick, Phyllis; Frick, Karen Trapenberg |
2013 |
Technical Report |
Recommendations to Improve Pedestrian Safety in the Town of Paradise |
Dang, Tony; Alfsen, Wendy |
2013 |
Working Paper |
Do All Roadway Users Want the Same Things? |
Sanders, Rebecca L.; Cooper, Jill F. |
2013 |
Working Paper |
Estimation of Pedestrian Risk Exposure in Urban Areas : Case studies in the US and in France |
Do, Minh-Tan; Grembek, Offer; Cerezo, Veronique |
2013 |
Conference Paper |
Surrogate safety measure for evaluating rear-end collision risk related to kinematic waves near freeway recurrent bottlenecks |
Li, Zhibin; Ahn, Seongchae; Chung, Koohong; Ragland, David R.; Wang, Wei; Yu, Jeong Whon |
2013 |
Journal Article |
Developing Safety Management Tools for State Departments of Transportation |
Chung, Koohong; Grembek, Offer; Lee, Jinwoo; Choi, Keechoo |
2013 |
Journal Article |
Pedestrian Crash Risk on Boundary Roadways University Campus Case Study |
Schneider, Robert J.; Grembek, Offer; Braughton, Matthew |
2013 |
Journal Article |
Crosswalk Confusion: More Evidence Why Pedestrian and Driver Knowledge of the Vehicle Code Should Not Be Assumed |
Mitman, Meghan F.; Ragland, David R. |
2014 |
Conference Paper |
Guidebook on Pedestrian and Bicycle Volume Data Collection |
Ryus, Paul; Ferguson, Erin; Laustsen, Kelly M.; Schneider, Robert J.; Proulx, Frank R.; Hull, Tony; Miranda-Moreno, Luis |
2014 |
Technical Report |
A Multidimensional Clustering Algorithm for Studying Fatal Road Crashes |
Fishbain, Barak; Grembek, Offer |
2014 |
Journal Article |
Drivers, Pedestrians, and Cyclists in California Want Complete Streets: Comparison of Results from Roadway Design Surveys of Pedestrians, Drivers, Bicyclists, and Transit Users in Northern and Southern California |
Sanders, Rebecca L.; Griffin, Ashleigh; MacLeod, Kara E.; Cooper, Jill F. |
2014 |
Conference Paper |
Investigating Bicyclists' Perception of Comfort on Physically Separated Bicycle Paths in Nanjing, China |
Li, Zhibin; Wang, Wei; Liu, Pan; Schneider, Robert J.; Ragland, David R. |
2014 |
Journal Article |
Ten Years Later: Examining the Long-Term Impact of the California Safe Routes to School Program |
Ragland, David R.; Pande, Swati; Bigham, John M.; Cooper, Jill F. |
2014 |
Conference Paper |
Development of a Variable Speed Limit Strategy Based on Car Following Behaviors for Improving Freeway Safety Under Severe Weathers |
Li, Zhibin; Liu, Pan; Li, Ye; Xu, Chengcheng; Yu, Hao; Zhang, Yuanyuan |
2014 |
Conference Paper |
A Comparative Analysis of Pedestrian and Bicyclist Safety Around University Campuses |
Grembek, Offer; Medury, Aditya; Orrick, Phyllis; Leung, Katherine; Ragland, David R.; Loukaitou-Sideris, Anastasia; Resnick, Justin; Wong, Norman; Shafizadeh, Kevan; Khan, Ghazan |
2014 |
Technical Report |
Pedestrian Safety Improvement Program |
Grembek, Offer; Bosman, Craig; Bigham, John M.; Fine, Sara; Griswold, Julia B.; Medury, Aditya; Sanders, Rebecca L.; Schneider, Robert J.; Yavari, Afsaneh; Zhang, Yuanyuan; Ragland, David R. |
2014 |
Technical Report |
The Impact of Health Problems on Driving Status Among Older Adults |
MacLeod, Kara E.; Satariano, William A.; Ragland, David R. |
2014 |
Journal Article |
Safe Routes to Transit Program Evaluation Final Report |
Sanders, Rebecca L.; Weinzimmer, David; Dittrich, Heidi; Cooper, Jill F. |
2014 |
Technical Report |
Develop a Plan to Collect Pedestrian Infrastructure and Volume Data for Future Incorporation into Caltrans Accident Surveillance and Analysis System Database |
Zhang, Yuanyuan; Proulx, Frank R.; Ragland, David R.; Schneider, Robert J.; Grembek, Offer |
2014 |
Technical Report |
Relative Burden of Distracted Driving Fatalities by Characteristic |
Griswold, Julia B.; Grembek, Offer |
2014 |
Journal Article |
Evaluation of the Safe Routes to Transit Program in California |
Weinzimmer, David; Sanders, Rebecca L.; Dittrich, Heidi; Cooper, Jill F. |
2014 |
Conference Paper |
Error Consideration for Geocoding Police Reported Collision Data in California |
Bigham, John M.; Oum, Sang Hyouk |
2014 |
Technical Report |
Evaluation of the Accuracy of Global Positioning System Coordinates for Collision Locations in California |
Bigham, John M.; Strang, Garrett; Oum, Sang Hyouk |
2014 |
Conference Paper |
Limitations of Data on Cell Phone Involvement in Collisions: A Case Study of California |
Griswold, Julia B.; Grembek, Offer |
2014 |
Conference Paper |
Traffic Injury on Tribal Lands in California |
Ragland, David R.; Bigham, John M.; Oum, Sang Hyouk; Chen, Katherine L.; Felschundneff, Grace |
2014 |
Conference Paper |
The Analysis of Right-of-way for different road users in China: Passing-Passenger-Unit Versus Passenger-Car-Unit |
Xiong, Wen; Zhang, Yuanyuan; Chen, Xiaohong; Jiang, Chao |
2014 |
Conference Paper |
Impacts of Pedestrians on Capacity and Delay of Major Street Through Traffic at Two-Way Stop-Controlled Intersections |
Yang, Zhao; Zhang, Yuanyuan; Zhu, Renwei; Ye, Xiaofei; Jiang, Xiaohong |
2014 |
Journal Article |
Investigating the Associations Between Road Network Structure and Non-motorist Accidents |
Zhang, Yuanyuan; Bigham, John M.; Ragland, David R.; Chen, Xiaohong |
2014 |
Journal Article |
Variations in Teens' Perception of Risk Factors for Teen Motor Vehicle Collision Injuries |
Chen, Katherine L.; Cooper, Jill F.; Grembek, Offer; Henk, Russell; Tisdale, Stacey M. |
2014 |
Conference Paper |
A Database for Active Transportation Infrastructure and Volume |
Proulx, Frank R.; Zhang, Yuanyuan; Grembek, Offer |
2014 |
Conference Paper |
Complete Streets: From Policy to Practice in the San Francisco Bay Area |
Pande, Swati; Martinez, Martin |
2014 |
Working Paper |
Dynamic Programming-based Pedestrian Hotspot Identification Approach |
Medury, Aditya; Grembek, Offer |
2014 |
Conference Paper |
Crashes on and Near College Campuses: A Comparative Analysis of Pedestrian and Bicyclist Safety |
Loukaitou-Sideris, Anastasia; Medury, Aditya; Fink, Camille; Grembek, Offer; Shafizadeh, Kevan; Wong, Norman; Orrick, Phyllis |
2014 |
Journal Article |
Observational Study of Cell Phone and Texting Use Among California Drivers 2015 and Comparison to 2011 through 2014 Data |
Cooper, Jill F.; Ragland, David R.; Ewald, Katrin; Wasserman, Lisa; Murphy, Christopher J. |
2015 |
Technical Report |
Acceptance of drinking and driving and alcohol-involved driving crashes in California |
MacLeod, Kara E.; Karriker-Jaffe, Katherine J.; Ragland, David R.; Satariano, William A.; Kelley-Baker, Tara; Lacey, John H. |
2015 |
Journal Article |
Relative Vulnerability Matrix for Evaluating Multimodal Traffic Safety |
Grembek, Offer |
2015 |
Conference Paper |
Motorcycle helmet type and the risk of head injury and neck injury during motorcycle collisions in California |
Erhardt, Taryn; Rice, Thomas M.; Troszak, Lara; Zhu, Motao |
2015 |
Journal Article |
Modeling Secondary Accidents Identified by Traffic Shock Waves |
Wang, Junhua; Liu, Boya; Lanfang, Zhang; Ragland, David R. |
2015 |
Journal Article |
Motorcycle helmet use and the risk of head, neck, and fatal injury: Revisiting the Hurt Study |
Rice, Thomas M.; Troszak, Lara; Ouellet, James V.; Erhardt, Taryn; Smith, Gordon S.; Tsai, Bor-Wen |
2016 |
Journal Article |
Identification of Freeway Secondary Accidents with Traffic Shock Wave Detected by Loop Detectors |
Wang, Junhua; Xie, Wenjing; Liu, Boya; Fang, Shou'en; Ragland, David R. |
2016 |
Journal Article |
Automated Assessment of Safety-Critical Dynamics in Multi-modal Transportation Systems |
Medury, Aditya; Yu, Mengqiao; Bourdais, Cedric; Grembek, Offer |
2016 |
Technical Report |
Utilizing the Eigenvectors of Freeway Loop Data Spatiotemporal Schematic for Real Time Crash Prediction |
Fang, Shou'en; Xie, Wenjing; Wang, Junhua; Ragland, David R. |
2016 |
Journal Article |
Driver obesity and the risk of fatal injury during traffic collisions |
Rice, Thomas M.; Zhu, Motao |
2016 |
Journal Article |