§ 63.300. Vibrations to Which the Standards Apply.

The requirements of Figure 3 shall apply to all vibrations except those specifically exempted below, including steady-state, intermittent, impulse and impact vibrations.

Exempt Vibrations. The following types of vibrations shall be exempted from the provisions of this Part:

(a)

Vibrations from temporary construction and maintenance activities between 7 AM and 7 PM except Sundays and federal holidays.

(b)

Vibrations from motor vehicles such as automobiles, trucks, airplanes and railroads which are not under the control of the use.

FIGURE 3. MAXIMUM GROUND TRANSMITTED VIBRATION IN PARTICLE VELOCITY (INCHES/SECOND)

Use this Chart to determine the maximum vibration level, measured in particle velocity (inches/second), which shall be permitted at the property line of the closest use in each of the following categories:

	Class A Standard
	7 AM—6 PM	6 PM—7 AM	Class B Standard
Residential	.015	.005	.04
Office	.025	.01	.05
Commercial	.04	.02	.10
Industrial	.05	.025	.20

 

(Ord. of 9-16-1991, Doc. #25100)