No person shall operate; cause to be operated or permit a public or private motor vehicle or motorcycle on a public right-of-way at any time in such a manner that the sound level, emitted by or from the motor vehicle or motorcycle, exceeds the level set forth in Table 2.
TABLE 2. MOTOR VEHICLE AND MOTORCYCLE SOUND LIMITS
Sound Level in dBA Stationary Run-Up | |||||
Vehicle Class | Speed Limit 35 mph or Less (measured At 50 feet) | Speed Limit over35 mph (measured at 50 feet) | Stationary Engine Speed | Microphone Distance From Vehicle | Noise Limit dBA |
Motor carried vehicle of GVWR or GCWR of 10,000 lbs.or more | 86 | 90 | For vehicles w/governors test at maximum governor speed. For vehicles w/o governors test at 75% of motor speed at maximum developed horsepower | 50 feet from center line of vehicle. | 88 |
Any motorcycle | 80 | 85 | Test at 75% of motor speed at maximum developed horsepower | 20 in. from rear side of vehicle. | 101 |
Any other vehicle or any combination of vehicles towed by any vehicle. | 75 | 80 | Test at 3000 rpm | 20 in. from end of tail pipe. | 90 |
(Ord. 7170-01. Passed 5-14-01.)