Publications

Titlesort ascending Author Year Publication type
Developing a safety heatmap of uncontrolled intersections using both conflict probability and severity Ma, Yingying; Qin, Xiaoran; Grembek, Offer; Chen, Zhiwei 2018 Journal Article
Develop Methods to Reduce or Prevent Backing Crashes Cooper, Douglas L.; Duffy, Sarah; Orrick, Phyllis; Ragland, David R. 2009 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
Design of Alert Criteria for an Intersection Decision Support System Shladover, Steven E.; Vanderwerf, Joel; Ragland, David R.; Chan, Chin-Yao 2005 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
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
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
COVID-19 has Significantly Impacted the Mobility and Activities of the Senior Population in Contra Costa County Ragland, David R.; Glenn Shor; Felschundneff, Grace 2020 Policy Brief
Cost-Effectiveness of Traffic Safety Interventions in the United States Vahidnia, Farnaz; Walsh, Julia 2002 Technical Report
Consequences of Driving Reduction or Cessation for Older Adults Harrison, Ayodele; Ragland, David R. 2003 Journal Article
Conducting Community Engagement with a Safe System Lens Katherine L. Chen; Jill F. Cooper 2021 Policy Brief
Complete Streets: From Policy to Practice in the San Francisco Bay Area Pande, Swati; Martinez, Martin 2014 Working Paper
Complete Streets and their effect on increasing safety for all road users Yavari, Afsaneh 2018 Research Brief
Comparison of Pedestrian Count Expansion Methods: Land Use Groups versus Empirical Clusters Griswold, Julia B.; Medury, Aditya; Schneider, Robert J.; Grembek, Offer 2018 Journal Article
Comparison of collisions on HOV facilities with limited and continuous access Jang, Kitae; Chung, Koohong; Ragland, David R.; Chan, Ching-Yao 2008 Conference Paper
Community Trainings at Work: An Evaluation of Community Pedestrian and Bicycle Safety Trainings Beck, Kate M. 2019 Research Brief
Community Pedestrian Safety Engagement Workshops in California Babka, Rhianna JoIris; Cooper, Jill F.; Alfsen, Wendy; Sabin, Marilyn 2011 Technical Report
Community Pedestrian and Bicycle Safety Training Program Evaluation Report Doggett, Sarah; Beck, Kate M.; Ana Lopez; Cooper, Jill F. 2019 Technical Report
Community Pedestrian and Bicycle Safety Training (CPBST) Program Workshop Follow-Up Survey Highlights Chen, Katherine L.; Kuroda, Kaori 2020 Research Highlight
Community Pedestrian and Bicycle Safety Training (CPBST) Program Workshop Follow-Up Survey Highlights Kristen Leckie; Elijah Wade; Katherine L. Chen; Jill F. Cooper 2021 Research Highlight
Community Engagement at the Intersection of Public Health and Transportation: Highlighting Community Based Organizations’ Use of the Promotores Model for Engaging Community Members in the Field of Transportation Ana Lopez 2023 Research Brief
Commercial vehicles, fatigue, parking and safety Gosselin, Katherine 2020 Research Highlight
Combining traffic efficiency and traffic safety in countermeasure selection to improve pedestrian safety at two-way stop controlled intersections Yang, Zhao; Zhang, Yuanyuan; Grembek, Offer 2016 Journal Article
Collaboration Math: Enhancing the Effectiveness of Multidisciplinary Collaboration Cohen, Larry; Aboelata, Mana; Gantz, Toni; Van Wert, Jennifer 2003 Technical Report
Classification of Bicycle Traffic Patterns in Five North American Cities Miranda-Moreno, Luis; Nosal, Thomas; Schneider, Robert J.; Proulx, Frank R. 2013 Conference Paper
Child Restraint Use: Workbook and Guide for Evaluating Community-based Programs Ragland, David R.; Geyer, Judy A.; Cooper, Jill F. 2003 Book Chapter
Changes in Driver Behavior Resulting from Pedestrian Countdown Signals Huey, S. Brian; Ragland, David R. 2007 Conference Paper
Centrality Characteristics of Road Network Patterns of Traffic Analysis Zones Zhang, Yuanyuan; Wang, Xuesong; Zeng, Peng; Chen, Xiaohong 2011 Journal Article
California Traffic Safety Survey 2023 Ewald, Katrin; Wasserman, Lisa 2023 Technical Report
California Traffic Safety Survey 2022 Ewald, Katrin; Wasserman, Lisa 2022 Technical Report
California Traffic Safety Survey 2021 Ewald, Katrin; Wasserman, Lisa 2021 Technical Report
California Traffic Safety Survey 2020 Ewald, Katrin; Wasserman, Lisa 2020 Technical Report
California Traffic Safety Survey 2018 Ewald, Katrin; Wasserman, Lisa 2019 Technical Report
California Motorcycle Safety Facts Rice, Thomas M. 2017 Fact Sheet
California Intersection Decision Support: A Systems Approach to Achieve Nationally Interoperable Solutions Chan, Ching-Yao; Cody, Delphine; Cohn, Theodore; Dickey, Susan; Greenhouse, Dan; Mak, Tony; Marco, David; Nguyen, Khoi; Misener, James A.; Nowakowski, Christopher; Ossenbrugen, Paul ; Ragland, David R.; Shladover, Steven E.; Tan, Swe-kuang; Vanderwerf, Joel; Wang, Xiqin; Zabyshny, Aleksandr; Zennaro, Marco 2005 Technical Report
Building a Highway Linear Referencing System from Preexisting Reference Marker Measurements for Transportation Data Management Bigham, John M.; Kang, Sanghyeok 2013 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
Bicycle Helmet Use: Workbook and Guide for Evaluating Community-Based Programs Geyer, Judy; Cooper, Jill F.; Ragland, David R. 2003 Technical Report
Bicycle Commuting Market Analysis Using Attitudinal Market Segmentation Approach Li, Zhibin; Wang, Wei; Yang, Chen; Ragland, David R. 2012 Journal Article
Automated Assessment of Safety-Critical Dynamics in Multi-modal Transportation Systems Medury, Aditya; Yu, Mengqiao; Bourdais, Cedric; Grembek, Offer 2016 Technical Report
Attribution of functional limitation to cancer decreases in the year following breast cancer diagnosis in older patients Sehl, Mary E.; Satariano, William A.; Ragland, David R.; Reuben, David B.; Naeim, Arash 2008 Journal Article
Attributable risk of alcohol and other drugs for crashes in the transit industry Cunradi, Carol B.; Ragland, David R.; Greiner, Birgit A.; Klein, M.; Fisher, June M. 2005 Journal Article
Associations between Road Network Structure and Pedestrian-Bicyclist Accidents Zhang, Yuanyuan; Bigham, John M.; Li, Zhibin; Ragland, David R.; Chen, Xiaohong 2012 Conference Paper
Association between Roadway Intersection Characteristics and Pedestrian Crash Risk in Alameda County, California Schneider, Robert J.; Diogenes, Mara Chagas; Arnold, Lindsay S.; Attaset, Vanvisa; Griswold, Julia B.; Ragland, David R. 2010 Conference Paper
Applying Safety Treatments To Rail-Highway At-Grade Crossings Cooper, Douglas L.; Ragland, David R. 2012 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
Analysis of Wet Weather Related Collision Concentration Locations: Empirical Assessment of Continuous Risk Profile Oh, Soonmi; Chung, Koohong; Ragland, David R.; Chan, Ching-Yao 2009 Conference Paper
An Intensive Pedestrian Safety Engineering Study Using Computerized Crash Analysis Ragland, David R.; Markowitz, Frank; MacLeod, Kara E. 2003 Technical Report
Alcohol, Stress-Related Factors, and Short-Term Absenteeism Among Urban Transit Operators Cunradi, Carol B.; Greiner, Birgit A.; Ragland, David R.; Fisher, June M. 2005 Journal Article
Alcohol Consumption and Incidence of Workers' Compensation Claims: A 5-Year Prospective Study of Urban Transit Operators Ragland, David R.; Krause, Niklas; Greiner, Birgit A.; Holman, Barbara L.; Fisher, June M.; Cunradi, Carol B. 2002 Journal Article