Publications

Further aspects of the relationship between geometric features and crashes
This project had its origins in an earlier project which showed that crash rates increased at extremes of horizontal and vertical geometry, and were lowest with narrow sealed shoulders. This paper reports an investigation based on the original…
Quality Assurance in Contracts
This document was produced to assist clients and contractors and establish the principles of quality assurance in contracts and defines desirable practice for clients to adequately specify requirements and contractors to deliver capably. It also…