(Amended by Ordinance Nos. 159276, 164010, and 175772, effectiveAugust 1,
A. No person shall
operate or permit to be operated any motor vehicle racing within the City except
at an area approved by the City.
B. All motor vehicle
racing shall be conducted in a manner approved by the Noise Control Officer
and/or the Noise Review Board, or the City Council.
C. For purposes of determining permissible sound levels of motor vehicle racing only, the Portland International Raceway shall be deemed an industrial land use zone of source, which use was in operation before January 1, 1977. Sound levels generated by
any other use of the Portland International Raceway shall meet the standards
defined in 18.10.010 A., Figure 1.