00393nam a22001217a 4500 388.127 IMP Improving Truck Safety at Interchanges Implementation Advance highway Technology Virginia U.S Department of Transportation 1989 31 p.: illus, Mapes. 29 CM 0 0 0 388_127000000000000_IMP MCE 379 ddc BK 543283 543283 0 0 ddc 0 0 MCE MCE 2014-03-19 0 388.127 IMP MCE-42594 2014-03-19 2014-03-19 BK