TY - SER ED - American Association of State Highway Officials. ED - American Association of State Highway and Transportation Officials. TI - Standard specifications for highway bridges AV - TG310 .A6 U1 - 624.003 CY - Washington, D.C. PB - American Association of State Highway Officials KW - Bridges KW - Specifications KW - United States KW - fast N1 - Kept up to date by supplements called Interim specifications - bridges, -<199->; Interim revisions to the Standard specifications for highway bridges, <1999>-; Accompanied by CD-ROM version, <2002->; Also issued online ER -