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In 1961, the ASTM International Standards Organization adopted E90-61T, which served as the basis for the STC method used today. The STC standard curve is based on European studies of multi-family residential construction, and closely resembles the sound isolation performance of a 9-inch-thick (230 mm) brick wall. [10]
Miami, FL (Section 36-6) considers the noise a noise disturbance if it occurs between 6 pm and 8 am during the week and any time on Sunday. Dallas, TX (Section 30-2 (9)) permits construction in residential zones from 7 am to 7 pm on weekdays, from 9 am to 7 pm on Saturdays and Holidays, and prohibits construction on Sundays.
Acoustical wall and ceiling panels are a common commercial and residential solution for noise control in already-constructed buildings. Acoustic panels may be constructed of a variety of materials, though commercial acoustic applications will frequently be composed of fiberglass or mineral wool-based acoustic substrates.
The sound tube in Melbourne, Australia, designed to reduce roadway noise without detracting from the area's aesthetics. A noise barrier (also called a soundwall, noise wall, sound berm, sound barrier, or acoustical barrier) is an exterior structure designed to protect inhabitants of sensitive land use areas from noise pollution.
Construction site safety is an aspect of construction-related activities concerned with protecting construction site workers and others from death, injury, disease or other health-related risks. Construction is an often hazardous, predominantly land-based activity where site workers may be exposed to various risks, some of which remain ...
The Noise Pollution and Abatement Act of 1972 is a statute of the United States initiating a federal program of regulating noise pollution with the intent of ...
Occupational noise, or industrial noise, is often a term used in occupational safety and health, as sustained exposure can cause permanent hearing damage. Occupational noise is considered an occupational hazard traditionally linked to loud industries such as ship-building , mining , railroad work, welding , and construction , but can be present ...
In July 2007, New York City’s Department of Environmental Protection promulgated rules concerning citywide construction noise mitigation. These new rules reward contractors deploying tools and machinery that use the best available noise control technologies, are designed for quiet, or are known to be the quietest available models of their type.