Experimental Evaluation of the Continuous Risk Profile (CRP) Approach to the Current Caltrans Methodology for High Collision Concentration Location Identification |
Grembek, Offer; Kim, Kwangho; Kwon, Oh Hoon; Lee, Jinwoo; Liu, Haotian; Park, Min Ju; Washington, Simon; Ragland, David R.; Madanat, Samer M. |
2012 |
Technical Report |
Safety Evaluation of High-Occupancy Vehicle (HOV) Facilities in California |
Ragland, David R.; Oh, Soonmi; Chan, Ching-Yao |
2008 |
Technical Report |
Pedestrian and Bicycle Safety Evaluation for the City of Emeryville at Four Intersections |
Johnson, Emily S.; Ragland, David R.; Cooper, Jill F.; O'Connor, Terri |
2005 |
Technical Report |
A Review of ITS-Based Pedestrian Injury Countermeasures |
Bechtel, Allyson K.; Geyer, Judy A.; Ragland, David R. |
2003 |
Technical Report |
California Traffic Safety Survey 2021 |
Ewald, Katrin; Wasserman, Lisa |
2021 |
Technical Report |
Safety and Other Impacts of Vehicle Impound Enforcement |
Cooper, Douglas L.; Chira-Chavala, T.; Gillen, David |
2000 |
Technical Report |
Evaluation of Wet Weather Accident Causation Criteria |
Oh, Soonmi; Ragland, David R.; Chan, Ching-Yao |
2008 |
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 |
Promoting Research Results and New Technologies: Making the Case for Accelerated Deployment |
Andrews, Stephen; Madanat, Samer; Ragland, David R.; West, Thomas |
2011 |
Technical Report |
Collaboration Math: Enhancing the Effectiveness of Multidisciplinary Collaboration |
Cohen, Larry; Aboelata, Mana; Gantz, Toni; Van Wert, Jennifer |
2003 |
Technical Report |
California Traffic Safety Survey 2023 |
Ewald, Katrin; Wasserman, Lisa |
2023 |
Technical Report |
Automated Assessment of Safety-Critical Dynamics in Multi-modal Transportation Systems |
Medury, Aditya; Yu, Mengqiao; Bourdais, Cedric; Grembek, Offer |
2016 |
Technical Report |
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 |
Performance Measures for Complete, Green Streets: Initial Findings for Pedestrian Safety along a California Corridor |
Sanders, Rebecca L.; Macdonald, Elizabeth; Anderson, Alia; Ragland, David R.; Cooper, Jill F. |
2011 |
Technical Report |
Pedestrian and Bicycle Safety Evaluation in a SMART Corridor |
Ragland, David R.; O’Connor, Terri |
2007 |
Technical Report |
Safe Routes to Transit Program Evaluation Final Report |
Sanders, Rebecca L.; Weinzimmer, David; Dittrich, Heidi; Cooper, Jill F. |
2014 |
Technical Report |
Traffic Safety in Communities of Color |
Gantz, Toni; De La Garza, Enrique J.; Ragland, David R.; Cohen, Larry |
2003 |
Technical Report |
2022 Statewide Traffic Safety Survey Summary |
Cooper, Jill F. |
2022 |
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 |
Red-Light-Running Collision Avoidance |
Grembek, Offer; Zhou, Kun; Zhang, Wei-Bin |
2009 |
Technical Report |
Pilot Models for Estimating Bicycle Intersection Volumes |
Griswold, Julia B.; Medury, Aditya; Schneider, Robert J. |
2011 |
Technical Report |
The Effects of Transportation Corridor Features on Driver and Pedestrian Behavior and on Community Economic Vitality: Final Study Report |
Sanders, Rebecca L.; Griffin, Ashleigh; MacLeod, Kara E.; Cooper, Jill F.; Ragland, David R. |
2012 |
Technical Report |
Rural Road Links: A Review on Current Research Projects & Initiatives Aimed at Reducing Vehicle Crash Fatalities on Rural Roads |
Quiros, Lesliam; Shaver, Barrett |
2003 |
Technical Report |
2023 California Traffic Safety Study Summary |
Jill F. Cooper |
2023 |
Technical Report |
Cross-Section Designs for the Safety Performance of Buffer-Separated High-Occupancy Vehicle (HOV) lanes |
Jang, Kitae; Kang, Sanghyeok; Seo, Jongwon; Chan, Ching-Yao |
2011 |
Technical Report |
A Comparative Safety Study of Limited versus Continuous Access High Occupancy Vehicle (HOV) Facilities |
Jang, Kitae; Ragland, David R.; Chan, Ching-Yao |
2009 |
Technical Report |
Impact of Pedestrian Presence on Movement of Left-Turning Vehicles: Method, Preliminary Results & Possible Use in Intersection Decision Support |
Banerjee, Ipsita; Shladover, Steven E.; Misener, James A.; Chan, Ching-Yao; Ragland, David R. |
2004 |
Technical Report |
Integration of Light Rail Transit into City Streets |
Korve, Hans W.; Farran, Jose I.; Mansel, Douglas M.; Levinson, Herbert S.; Chira-Chavala, T.; Ragland, David R. |
1996 |
Technical Report |
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 |
The Effects of Transportation Corridors' Roadside Design Features on User Behavior and Safety, and Their Contributions to Health, Enviornmental Quality, and Community Economic Vitality: a Literature Review |
Macdonald, Elizabeth; Sanders, Rebecca; Supawanich, Paul |
2008 |
Technical Report |
Space Syntax: An Innovative Pedestrian Volume Modeling Tool for Pedestrian Safety |
Raford, Noah; Ragland, David R. |
2003 |
Technical Report |
Pedestrian and Bicycle Safety Strategies for UC Berkeley Campus and Periphery: Recommendations for Implementation |
Schneider, Robert J.; Grembek, Offer; Braughton, Matthew; Orrick, Phyllis; Ragland, David R. |
2013 |
Technical Report |
California Traffic Safety Survey 2020 |
Ewald, Katrin; Wasserman, Lisa |
2020 |
Technical Report |
California Traffic Safety Survey 2022 |
Ewald, Katrin; Wasserman, Lisa |
2022 |
Technical Report |
Bicycle Infrastructure that Extends beyond the Door: Examining Investments in Bicycle-oriented Design through a Qualitative Survey of Commercial Building Owners and Tenants |
Orrick, Phyllis; Frick, Karen Trapenberg; Ragland, David R. |
2011 |
Technical Report |
Quantifying the Performance of Countermeasures for Collision Concentration Related to Ramp/Freeway Mainline Junctions |
Lee, Joon Ho; Chan, Ching-Yao; Ragland, David R. |
2009 |
Technical Report |
Pre-hospital Care of Road Traffic Injuries in Chiang Mai, Thailand |
Brown, Ted R.; Geyer, Judy A.; Taghavy, Azita; Mitchell, Brian P.; Ragland, David R. |
2004 |
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 |
Modeling Bicycle Passing Maneuvers on Multilane Separated Bicycle Paths |
Li, Zhibin; Wang, Wei; Liu, Pan; Bigham, John M.; Ragland, David R. |
2012 |
Technical Report |
Estimating Pedestrian Accident Exposure: Automated Pedestrian Counting Devices Report |
Bu, Fanping; Greene-Roesel, Ryan; Diogenes, Mara Chagas; Ragland, David R. |
2007 |
Technical Report |
An Intensive Pedestrian Safety Engineering Study Using Computerized Crash Analysis |
Ragland, David R.; Markowitz, Frank; MacLeod, Kara E. |
2003 |
Technical Report |
California Traffic Safety Survey 2018 |
Ewald, Katrin; Wasserman, Lisa |
2019 |
Technical Report |
Traffic Safety Among Latino Populations in California: Current Status and Policy Recommendations |
Cooper, Jill F.; Wilder, Tammy R.; Lankina, Elena; Geyer, Judy A.; Ragland, David R. |
2005 |
Technical Report |
Identifying Factors that Determine Bicycle and Pedestrian-Involved Collision Rates that Affect Bicycle and Pedestrian Demand at Multi-Lane Roundabouts |
Arnold, Lindsay S.; Flannery, Aimee; Ledbetter, Lauren; Bills, Tierra; Jones, Michael G.; Ragland, David R.; Spautz, Laura |
2010 |
Technical Report |
Evaluation of the California Child Passenger Safety Initiative |
Cooper, Jill F.; MacLeod, Kara E.; Ragland, David R. |
2004 |
Technical Report |
Strategies for Reducing Pedestrian and Bicyclist Injury at the Corridor Level |
Ragland, David R.; Grembek, Offer; Orrick, Phyllis |
2011 |
Technical Report |
Intersection Decision Support Project: Taxonomy of Crossing-Path Crashes at Intersections Using GES 2000 Data |
Ragland, David R.; Zabyshny, Aleksandr |
2003 |
Technical Report |
Driver/Pedestrian Understanding and Behavior at Marked and Unmarked Crosswalks |
Mitman, Meghan F.; Ragland, David R. |
2008 |
Technical Report |
Applying Safety Improvements to Fleet Vehicles |
Cooper, Douglas L.; Sharafsaleh, Mohammad A.; Ragland, David R.; Begley, Loida; Kim, Yong Hee; Jin, Eui Jae |
2007 |
Technical Report |
Community Pedestrian Safety Engagement Workshops in California |
Babka, Rhianna JoIris; Cooper, Jill F.; Alfsen, Wendy; Sabin, Marilyn |
2011 |
Technical Report |