Resources

The effects of frost and ice on the skid resistance of a range of road surface types used in New Zealand were examined in a laboratory-based study, carried out in 2001-02.

A computer simulation study was conducted to investigate the viability of harmonising rut depth measurements from different automated rut depth measurement profilometers.

A research study was undertaken, in 2001–02, for New Zealand and in other countries, of the temporal spreading of traffic peaks, or 'peak spreading', on roads in urban areas.

A study undertaken in 2001–02 on the economics of travel for education had the following objectives: to gain a better understanding of travel to school and its contribution to urban traffic volumes to examine alternatives to car use for travel to sch…

Geosynthetic-reinforced soils (GRS have been found to be cost-effective compared to traditionally used retaining structures in specific situations.

This research report presents a literature review on the topic of long-life pavements and provides details of an assessment of heavy duty structural asphalt pavements in New Zealand, carried out in 2001-2002.

Between September 2001 and June 2002, research was carried out to determine the safety implications of flush medians at 50 sites in Auckland City, New Zealand.

The historical development of the traditional Marshall and the modern gyratory-based, performance-related asphalt mix design procedures is described.

To improve the efficiency of the road transport industry in New Zealand, a range of mass limit increases for heavy vehicles has been proposed.

This report summarises research undertaken in Christchurch, New Zealand, between October 2001 and May 2002, to evaluate automatic bicycle counting technologies.