8.72.030 Sounds Created by Operation of Motor Vehicles.
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It is unlawful for any person to operate upon any public road any motor vehicle or any combination of motor vehicles under any conditions of grade, load, acceleration or deceleration in such manner as to exceed the following maximum permissible sound levels for the category of vehicle, as measured at a distance of 50 feet from the center of the land of travel within the speed limits specified by measurement procedures established by the State Commission on Equipment.
TABLE A |
||
---|---|---|
Vehicle Category |
35 MPH or Less |
Over 35 MPH |
Motor vehicles over 10,000 pounds GVWR or (GCWR) |
86 dB(A) |
90 dB(A) |
Motorcycles |
80 dB(A) |
84 dB(A) |
All other motor vehicles |
76 dB(A) |
80 dB(A) |