No person shall operate within the speed limits specified in this section either a motor vehicle or combination of vehicles of any type subject to registration at any time or under any condition of grade, load, acceleration or decelaration in such manner as to exceed the following noise limit for the category of motor vehicles, based on a distance of not less than fifty feet from the center line of travel.
NOISE LIMIT IN RELATION TO POSTED SPEED LIMIT | ||
TYPE OF VEHICLE | 25 MPH OR LESS | OVER 35 MPH |
(a) Any motor vehicle with a manufacturer's rating (GVW) of 8000# or more and any combination of vehicles towed by such motor vehicles
| 88dB(A) | 90dB(A) |
(b) Any motorcycle | 82dB(A) | 86dB(A) |
(c) Any other motor vehicle and any combination of motor vehicles towed by such motor vehicle | 76dB(A) | 82dB(A) |