Publications

Showing 1 - 3 of 3 Publications
A Road Profile Based Truck Ride Index (TRI)
Very little is known about riding quality for trucks. Pavement roughness is widely accepted as a reliable low-cost measure of ride quality for occupants of passenger cars, and of road condition, and is a significant input to the estimation of road…
Speed and Accidents: Use of In-vehicle Data Recorders
This report examines sources of information used in establishing a more robust relationship between vehicle speed and accident risk than has been available. This report documents discussions with a supplier of a commercial accident recorder and…
50 km/h Speed Limit on Local Streets: Community Opinions
This report documents a survey of opinions regarding a 50 km/h speed limit on local streets. Two sampling strategies were used, a sample of all people living in the State, and a targeted sample of people living on streets where the speed limit was…