01073nam a2200289 4500008466769MiAaHDL20100802000000.0m d cr bn ---auaua680511s1968 dcua f00000 eng 68060926sdr-nrlf.b116679943DLCDLCCU-ITTE228.U55353.008/64(OCoLC)452966United States.Congress.House.Committee on Public Works.Special Subcommittee on the Federal-Aid Highway Program.Highway safety, design and operations: roadside hazards.Hearings, Ninetieth Congress, first session.Washington,U.S. Govt. Print. Off.,1968.iv, 1243 p.illus.24 cm."90-21."Hearings held May 23-July 20, 1967.Mode of access: Internet.RoadsSafety measures.RoadsGuard fences.00846676919100731000000.020100802000000.020120815172452.02025-02-20T18:38:52ZSDR-NRLFIII - MILLENIUMloader.pl-001-001BKsdr-nrlf.b116679943uc1SDRNRLFuc1.$b654571UC.b116679943UCNRLF20250220googleuc1.$b6545711968pdbibUS fed doc