00933nam a2200217   450000500170000000800410001702000150005803500150007305000220008810000220011024500260013226000480015830000100020649000450021650000630026150001510032465000390047565000390051471000690055381000930062220260818085243.0               us                  eng    a0309056527  a.b1161764000aTE7bN251 no. 1971 aMaiorana, John J.10aCorridor preservation  aWashington :bNational Academy Press,c1994  a43 p.1 aSynthesis of highway practice ;vno. 197  a"Transportation Research Board. National Research Council"  a"Research sponsored by the American Association of State Highway and Transportation Officials cooperation with the Federal Highway Administration"10aHighway engineeringxUnited States10aRoadsxRight of wayxUnited States20aNational Research Council (U.S.).tTransportation Research Board2 aNational Cooperative Highway Research Program.tSynthesis of highway practice ;vno. 197