20.08.060 Motor vehicle noise—Maximum permissible levels.
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It is unlawful for any person to operate any motor vehicle upon any public highway or any combination of such vehicles under any conditions of grade, load, acceleration, or deceleration in such a manner as to exceed the maximum permissible sound levels for the category of vehicle, as measured at a distance of fifty feet from the center of the lane of travel within the speed limits specified, under procedures set forth in Chapter 173-62 WAC, Motor Vehicle Noise Performance Standards, including:
|
Vehicle Category Type |
45 MPH or Less |
Over 45 MPH |
|---|---|---|
|
Motor vehicles over 10,000 pounds GVWR |
86 dB(A) |
90 dB(A) |
|
Motorcycles |
78 dB(A) |
82 dB(A) |
|
All other motor vehicles |
72 dB(A) |
78 dB(A) |
(Ord. 3509-16 § 6, 2016; Ord. 534-78 § 4(a), 1978.)