17.90.030 Vibration
   (a)   Vibration Standard
   No ground vibration shall be allowed which can be felt without the aid of instruments at or beyond the subject property line, nor will any vibration be permitted which produces a particle velocity greater than or equal to two-tenths of an inch (0.2") per second measured at or beyond the lot line.
   (b)   Vibration Measurement
   Vibration velocity shall be measured with a seismograph or other instrument capable of measuring and recording displacement and frequency, particle velocity, or acceleration. Readings are to be made at points of maximum vibration along any lot line next to a lot within a residential, commercial, or industrial land use district.
   (c)   Exempt Vibrations
   Except as provided in the Municipal Code, the following sources of vibration are not regulated by this Zoning Code:
      (1)   Motor vehicles subject to regulation under the California Vehicle Code.
[Ord. No. 474, Section 5, 5/28/08.]