1264.04  NOISE STANDARDS IN COMMERCIAL ZONING DISTRICTS.
   (a)   At the District Boundaries.  In all commercial zoning districts, at no point on or beyond the boundary of the zoning district shall the sound pressure level resulting from any use, operation, or activity exceed the maximum permitted sound levels as set forth in Tables IA and IIA.
 
Table IA: Preferred Frequencies
Center Frequency Cycles Per Second
Maximum Permitted Sound Pressure Level, Decibels
31.5
65
63
67
125
66
250
59
500
52
1000
46
2000
37
4000
26
8000
17
 
 
Table IIA: Pre-1960 Octave Bands
Octave Band, Cycles Per  Second
Maximum Permitted Sound Pressure Level, Decibels
20 - 75
67
75 - 150
66
150 - 300
61
300 - 600
54
600 - 1200
47
1200 - 2400
39
2400 - 4800
29
4800 - 10KC
20
 
   (b)   At Lot Lines.  In all business zoning districts, at no point on or beyond the boundary of any lot shall the sound pressure level resulting from any use, operation, or activity exceed the maximum permitted decibel levels for the designated octave bands as set forth in Tables IB and IIB.
 
Table IB: Preferred Frequencies
Center Frequency Cycles Per Second
Maximum Permitted Sound Pressure Level, Decibels
31.5
76
63
74
125
68
250
63
500
57
1000
52
2000
45
4000
38
8000
32
 
 
Table IIB: Pre-1960 Octave Bands
Octave Band, Cycles Per Second
Maximum Permitted Sound Pressure Level, Decibels
20 - 75
75
75 - 150
70
150 - 300
64
300 - 600
59
600 - 1200
53
1200 - 2400
47
2400 - 4800
40
4800 - 10KC
34
 
(Ord. 16-2003.  Passed 5-1-03.)