If drilling, redrilling, or maintenance operations, such as pulling pipe or pumps,
are located within 1,600 feet of an occupied sensitive use, the work platform, engine
base and draw works, crown block, power sources, pipe rack and other probable noise
sources associated with a drilling or maintenance operation shall be enclosed with
soundproofing sufficient to ensure that expected noise levels do not exceed the noise
limits applicable to the permit. Such soundproofing shall be installed prior to the
commencement of drilling or maintenance activities, and shall include any or all of
the following: acoustical blanket coverings, soundwalls, or other soundproofing materials
or methods which ensure that operations meet the applicable noise standard.
(Am. Ord. 3900—6/20/89)
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