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Search results for "observational studies"

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Viewing 1 - 50 of 70 results by relevance

Design of Interchange Loop Ramps and Pavement/Shoulder Cross-Slope Breaks  (2017)

Recommended Bicycle Lane Widths for Various Roadway Characteristics  (2014)

Safety of U-Turns at Unsignalized Median Openings  (2004)

Identifying and Prioritizing Behavioral Interventions to Improve Child Passenger Safety in For-Hire Vehicles  (2023)

Final Report for NCHRP Report 581: Design of Construction Work Zones on High-Speed Highways  (2007)

Incorporating Safety into Long-Range Transportation Planning  (2006)

Traveler Response to Transportation System Changes Handbook, Third Edition: Chapter 1, Introduction  (2013)

Effective Experiment Design and Data Analysis in Transportation Research  (2012)

Crash Reduction Factors for Traffic Engineering and Intelligent Transportation System (ITS) Improvements: State-of-Knowledge Report  (2005)

Core Competencies for Highway Safety Professionals  (2006)

Methodology for Predicting Channel Migration  (2004)

Highway Safety Manual User Guide  (2022)

Long-Term Performance and Life-Cycle Costs of Stormwater Best Management Practices  (2014)

Effective Methods for Environmental Justice Assessment  (2004)

Crash Experience Warrant for Traffic Signals  (2014)

Evaluation of the Flashing Yellow Arrow Permissive-Only Left-Turn Indication Field Implementation  (2008)

Safety Impacts and Other Implications of Raised Speed Limits on High-Speed Roads  (2006)

Roundabouts in the United States  (2007)

Roadway Safety Tools for Local Agencies  (2003)

Median Cross-Section Design for Rural Divided Highways  (2014)

Guidelines for Ramp and Interchange Spacing  (2011)

Safety Evaluation of Permanent Raised Pavement Markers  (2004)

Determining Guidelines for Ramp and Interchange Spacing  (2011)

Influence of Infrastructure Design on Distracted Driving  (2022)

Development of Analysis Methods Using Recent Data  (2012)

Application of Pedestrian Crossing Treatments for Streets and Highways  (2016)

Application of Crash Modification Factors for Access Management, Volume 1: Practitioner's Guide  (2021)

Guidance for the Design and Application of Shoulder and Centerline Rumble Strips  (2009)

Rural Transportation Issues: Research Roadmap  (2022)

Design Guidance for Channelized Right-Turn Lanes  (2014)

Deployment, Use, and Effect of Real-Time Traveler Information Systems  (2013)

Design Guidance for Freeway Mainline Ramp Terminals  (2012)

Operation of Light Rail Transit through Ungated Crossings at Speeds over 35 MPH  (2012)

Improving Pedestrian Safety at Unsignalized Crossings  (2006)

Guidebook for Conducting Airport User Surveys  (2009)

Methodology to Predict the Safety Performance of Urban and Suburban Arterials  (2008)

Assessing Aircraft Noise Conditions Affecting Student Learning, Volume 2: Appendices  (2014)

Evaluation of Safety Strategies at Signalized Intersections  (2011)

Highway Safety Research Agenda: Infrastructure and Operations  (2013)

Methodology to Predict the Safety Performance of Rural Multilane Highways  (2008)

Guide to Effective Freeway Performance Measurement: Final Report and Guidebook  (2007)

Identification of Factors Contributing to the Decline of Traffic Fatalities in the United States from 2008 to 2012  (2020)

Guidelines for the Development and Application of Crash Modification Factors  (2022)

Development of Crash Modification Factors for Uncontrolled Pedestrian Crossing Treatments  (2017)

Manual to Improve Rail Transit Safety at Platform/Vehicle and Platform/Guideway Interfaces  (2017)

Median Intersection Design for Rural High-Speed Divided Highways  (2010)