Sources: Federal Highway Administration; National Precast Concrete Association, Carmel, Ind.; CP staff
Through a recent Federal Register notice, the Federal Highway Administration seeks comments on a one-year waiver under the Buy America Act for tie wire spools used in rebar-tying guns, and indicates the potential for similar action on precast concrete lifting devices. A public comment period runs through December 2 on three agency points:
Read MoreSources: U.S. Department of Justice; CP staff
The Justice Department has intervened in a False Claims Act lawsuit, alleging Energy & Process Corp. (E&P) of Tucker, Ga., knowingly failed to perform required quality assurance procedures and supplied defective steel reinforcing bars in connection with a Department of Energy nuclear waste treatment facility contract.
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Engineered to economize connection of precast wall panels to the building framework, the P39 Corewall Generation III Precast Insert is available in 2.5-, 3.5- or 4.5-in. depths and standard 6-in. lengths. It can be used without rebar; with two horizontal bars if increased load capacity is required; or, with two horizontal bars and additional bent bar if the inserts are installed close to panel edges or corners.
Read MoreThe New York City Buildings Department now recognizes structural designs using high strength Grade 100 concrete reinforcing steels. Through issuance of Buildings Bulletin 2015-036, Irvine, Calif.-based MMFX Steel Corp. of America notes, the city accepts designs employing the 100,000-psi yield strength of ASTM A1035/A1035M-15 rebar. The document clears the way for MMFX high strength ChrõmX rebar in a market ushering a wave of active or proposed tower projects whose slender profiles invite reinforced concrete design—owing especially to stiffness characteristics tempering sway.
Read MoreThe PC110 Suprotek Impalement Safety Cap minimizes risks on the jobsite and is compliant with OSHA requirement 344.90 and has the CALOSHA C-1730-AG approval. In addition to providing increased jobsite safety, the design reduces the need to have different size safety caps to fit varying sizes of rebar. The new PC110 cap fits sizes #3 (10 mm) to #11 (36 mm) rebar. Its dual color design enhances the readability of OSHA-required information.
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