HSS rebar approved for use in bridges

May 07, 2013 | 09:18 AM | Samuel Frizell

Tags  American Association of State Highway and Transportation Officials, AASHOTO, high-strength steel, rebar, MMFX Steel, Tom Russo, Cascade Steel Rolling Mills, bridge specifications Samuel Frizell

NEW YORK — High-strength steel (HSS) rebar can now be incorporated into bridge designs thanks to revised regulations, according to specialty concrete reinforcing steel producer MMFX Steel Corp. of America.

The American Association of State Highway and Transportation Officials (AASHTO) has updated its specifications to allow bridges to use HSS. Prior to the revisions, engineers could only use reinforcing steel with a yield of up to 75 kilopounds per square inch (ksi), but bridge builders....





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