Factors affecting vehicle occupancy measurement were examined with the aim of improving state and local vehicle occupancy monitoring programs. A comparison was conducted of five data sets looking at the effects on average vehicle occupancy (AVO) of time of day, day of week, road types, HOV...

Choices among alternative transit capital investments are often complex and politically controversial. There is renewed interest in the use of performance indicators to assist in making rational and defensible choices for the investment of public funds. To improve the evaluation of rail and bus...

US Department of Transportation research funds historically have been awarded on the basis of competition and merit review. Over the last 15 years, however, transportation research programs have seen dramatic growth in earmarking, a practice in which Congress designates research funds for...