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Search results for "observational studies"

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Viewing 21 - 40 of 70 results by relevance

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

Roundabouts in the United States  (2007)

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

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

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

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

Evaluation of the Use and Effectiveness of Wildlife Crossings  (2008)

Accident Modification Factors for Traffic Engineering and ITS Improvements  (2008)

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

Guidebook for Conducting Airport User Surveys  (2009)

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

Guidelines for Ramp and Interchange Spacing  (2011)

Determining Guidelines for Ramp and Interchange Spacing  (2011)

Evaluation of Safety Strategies at Signalized Intersections  (2011)

Crossing Solutions at Roundabouts and Channelized Turn Lanes for Pedestrians with Vision Disabilities  (2011)

Supporting Material to NCHRP Report 674  (2011)

Consensus Study Report

The Effects of Commuting on Pilot Fatigue  (2011)

Consensus Study Report

National Security Implications of Climate Change for U.S. Naval Forces  (2011)

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

Development of Analysis Methods Using Recent Data  (2012)