Guide to UK Paving http://www.pavingexpert.com/
Comprehensive and illustrated guide to paving, residential and garden drainage, and other hard-landscaping materials and methods commonly used in the United Kingdom.
Hauc Technical http://www.haucit.co.uk/
Designed to assist highway authorities, utilities and contractors involved with reinstatments in the public highway. Includes HAUC regulations.
Micro PAVER http://www.cecer.army.mil/paver/Paver.htm
Pavement management system developed by the US Army Corps of Engineers. Assists agencies in determining when and where work is required and how much the work will cost.