TRB’s National Cooperative Highway Research Program (NCHRP) Web-Only Document 97: Guide to Effective Freeway Performance Measurement: Final Report and Guidebook examines the effective use of freeway performance measures in operating a freeway system and in meeting the information nee
TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2178 contains 19 papers that explore freeway incidents and secondary crashes; a heuristic ramp-metering coordination strategy; estimating freeway traffic density with loop detector and probe vehicle data; casc
TRB’s Transportation Research Record, Journal of the Transportation Research Board, No. 2229 includes 12 papers that explore reliability benefits of ramp metering; quantification of nonrecurrent congestion delay caused by freeway accidents and analysis of causal factors; spatiotemporal patterns o
TRB’s National Cooperative Highway Research Program (NCHRP) Synthesis 399: Real-Time Traveler Information Systems explores the needs and expectations of travelers, the current status of a variety of traveler information systems in the United States, available and emerging data sources, and busine
TRB’s National Cooperative Highway Research Program (NCHRP) Synthesis 432: Recent Roadway Geometric Design Research for Improved Safety and Operations reviews and summarizes roadway geometric design literature completed and published from 2001 through early 2011, particularly research that i
TRB’s National Cooperative Highway Research Program (NCHRP) Report 502: Geometric Design Consistency on High-Speed Rural Two-Lane Roadways presents rules on geometric design consistency suitable for use in an expert system such as the Interactive Highway Safety Design Model (IHSDM). The rules can
TRB's Transit Cooperative Research Program (TCRP) Research Results Digest 59: A Guide to Public Transportation Security Resources provides a listing of available (or soon-to-be-available) security resources, which can be obtained from public transportation systems, organizations, associations, in
TRB Special Report 270: Deterrence, Protection, and Preparation: The New Transportation Security Imperative examines the role of science and technology in countering terrorism. It presents advice on a strategic approach to transportation security that recognizes th
TRB’s Transportation Research Record: Journal of the Transportation Research Board, No. 2022 includes 11 papers that explore emergency resource allocation for critical transportation infrastructure protection, intelligent transportation system networks survivability, information shar
May 2015 newsletter
