Improvements of methods for determining pre-crash parameters from skid marks. Final report.

Mode of access: Internet.

Seasonal skid resistance variations. Final report.

Mode of access: Internet.

Seasonal skid resistance variations. Interim report.

Pennsylvania Department of Transportation, Bureau of Materials, Testing and Research, Harrisburg

Variations in skid resistance over time. Part 1. Final report.

Virginia Department of Highways and Transportation, Richmond

Design prediction of pavement skid resistance from laboratory tests. Final report.

Mode of access: Internet.

Manual for the construction and maintenance of skid surfaces corresponding to those prepared by Texas Transportation Institute under National Bureau of Standards contract CST-451. Final report.

National Highway Traffic Safety Administration, Washington, D.C.