produced by USDA Forest Service, San Dimas Technology and Development Center in cooperation with the FHWA Coordinated Federal Lands Highway Technology Implementation Program ; a production of Broadcast Media & Technology Center, Office of Communications, U.S. Dept. of Agriculture, Washington, D.C. ; field producer and director, Bob Stobaugh ; script by Pat O'Leary, Jeff Gersh
produced by USDA Forest Service, San Dimas Technology and Development Center, in cooperation with the FHWA Coordinated Federal Lands Highway Technology Implementation Program