Links

Virginia Department of Transportation:  http://www.virginiadot.org/default_flash.asp

Virginia Work Area Protection Manual:  http://www.virginiadot.org/business/trafficeng-WZS.asp

Manual on Uniform Traffic Control Devices:  http://mutcd.fhwa.dot.gov/

American Traffic Safety Services Association: http://www.atssa.com/  

Heavy Construction Contractors Association: hcca.net

Langley Speedway: https://langley-speedway.com/