Highway Safety, Design, and Operations, Freeway Signing and Related Geometrics: Hearings Before the Special Subcommittee on the Federal-Aid Highway Program of the Committee on Public Works, House of Representatives, Ninetieth Congress, Second Session, May 7-9, July 9-11, 16-18, 1968 |
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AASHO accidents aluminum approach base BLATNIK breakaway bridge abutment bridge rail Bureau of Public Capital Beltway Chairman CLAUSEN closeup committee concrete stanchion CONSTANDY correct cost course CRAMER curb curve damage drainage driver edge engineer exit sign expressway FEDERAL-AID HIGHWAY feet flared frangible going gore area happens hearings highway department Highway Safety Highway Safety Act HUELKE HUFF I-beam inches indicating Interstate 80 Interstate 95 Interstate highway Interstate System lane light pole LINKO look MCCARTHY median barrier miles an hour motorist mounted move notice O'HARA panel parapet paved percent photograph picture piers pretty PRISK problem Public Roads ramp RICKER right-of-way roadway safety walk side sign support SKEELS slide slope speed struck structure subcommittee Thank thing tion traffic traffic engineering trees vehicle wall washers WILKES WILSON Woodrow Wilson Bridge