Rolling resistance of tires measured under transient and equilibrium conditions on Calspan's tire research. Final report.

Transportation Department, Office of the Assistant Secretary for Systems Development and Technology, Washington, D.C.

A summary of opportunities to conserve transportation energy. Final report. Revised.

Transportation Department, Office of Transportation Energy Policy, Washington, D.C.

Advanced public transportation systems: the state of the art update '98.

Federal Transit Administration, Washington, D.C.

Evaluation of the Intelligent Cruise Control System. Volume I: study results.

National Highway Traffic Safety Administration, Washington, D.C.

Tri-wheeled scooters transported on buses and vans: assessment of securement restraint issues. Final report.

Federal Transit Administration, Washington, D.C.

Drug and alcohol testing results 1997 annual report.

Federal Transit Administration, Washington, D.C.

Drug and alcohol testing results 1999 annual report.

Federal Transit Administration, Washington, D.C.

Drug and alcohol testing results 2001 annual report.

Statistics on employees returned to duty and results of return-to-duty tests and follow-up tests are presented separately from results of the other four test types because return-to-duty tests and follow-up tests represent a different segment of the test population and not all employers offer rehabilitation.

Operational assessment of Paralympics transit system: low-floor buses, lift-equipped buses, and signage.

Federal Transit Administration, Washington, D.C.

Survey of fire modeling efforts with application to transportation vehicles. Final report.

Transportation Department, Secretary of Transportation, Washington, D.C.

Young driver risk-taking research: the state of the art. Interim report.

National Highway Traffic Safety Administration, Office of Driver and Pedestrian Safety, Washington, D.C.

Acoustical and emission characteristics of small, high-speed internal combustion engines. Final report.

National Highway Traffic Safety Administration, Office of Research and Development, Washington, D.C.

An investigation of truck size and weight limits - technical supplement. Volume I: analysis of truck payloads under various limits of size, weight and configuration. Final report.

Transportation Department, Office of the Assistant Secretary for Policy and International Affairs, Washington, D.C.

An investigation of truck size and weight limits - technical supplement. Volume 2: truck and rail cost effects of truck size and weight limits. Final report.

Transportation Department, Office of the Assistant Secretary for Policy and International Affairs, Washington, D.C.

An investigation of truck size and weight limits - technical supplement. Volume 3: truck and rail fuel effects of truck size and weight limits.

Transportation Department, Office of the Assistant Secretary for Policy and International Affairs, Washington, D.C.