Publications

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…

This report provides the results of two separate reviews into practices relating to low trafficked roads: namely, the use of recycled materials and the management of roadside vegetation. The use of recycled materials is becoming increasingly common…

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…

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…