Best Practices For Maintaining and Upgrading Aggregate Roads in Australia and New Zealand

This report documents the best practices of Australia and New Zealand in maintaining and upgrading aggregate roads.

Compared to the United States, Australia and New Zealand have fewer resources to invest in road construction and maintenance. As a result, both countries have developed systems for economically constructing and maintaining roads. Although differences exist in climate, traffic, and road user expectations, studying the best practices of Australia and New Zealand offers opportunities to apply relevant practices.