A new standard from ASTM International Committee E33 on Building and Environmental Acoustics establishes an evaluation metric for low-frequency impact noise, especially the thudding from footfalls typical in multi-level buildings constructed of materials other than cast-in-place or precast concrete.
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Underwriters support payment protections for TIFIA-funded project subs
The Surety & Fidelity Association of America in Washington, D.C. cites Senators Chris Van Hollen (D-MD) and Mike Rounds (R-SD), and Congressmen Stephen Lynch (D-MA) and Troy Balderson (R-OH) for their introduction of “Promoting Infrastructure by Protecting Our Subcontractors and Taxpayers Act.” The legislation provides essential protections for workers, suppliers and contractors by requiring payment backing on federally financed infrastructure…
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