Table I. Maximum Permissible A-Weighted Sound Levels
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1. No person shall cause, suffer, allow or permit the operation of any source of sound on any source property listed in Section BH3-2a above in such a manner as to create a sound level that equals or exceeds the sound levels listed below.
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(a) Outdoors.
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Receiving Property Category
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Residential property, or residential portion of a multi-use
property
|
Commercial facility, public service facility, nonresidential
portion of a multi-use property, or community service facility
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Time
|
7 a.m. - 10 p.m.
|
10 p.m. - 7 a.m.
|
24 hours
|
Maximum A-Weighted sound level standard, dB
|
65
|
50
|
65
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(b) Indoors.
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Receiving Property Category
|
Residential property, or residential portion of a multi-use
property
|
Commercial facility,[1] or nonresidential portion of a multi-use property
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Time
|
7 a.m. - 10 p.m.
|
10 p.m. - 7 a.m.
|
24 hours
|
Maximum A-Weighted sound level standard, dB
|
55
|
40
|
55
|
Table II. Maximum Permissible Octave Band Sound Pressure
Levels in Decibels
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1.
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No person shall cause, suffer, allow, or permit the operation of any source of sound on any source property listed in Section BH3-2a above in such a manner as to create a sound pressure level that equals or exceeds the sound levels listed below in one or more octave bands.
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2.
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When octave measurements are made, the sound from the source
must be constant in level and character. If octave band sound pressure
level variations exceed plus or minus 2 dB in the bands containing
the principal source frequencies, discontinue the measurement.
|
Receiving Property
|
Residential property, or residential portion of a multi-use
property
|
Residential property, or residential portion of a multi-use
property
|
Commercial facility, public service facility, nonresidential
portion of a multi-use property, or community service facility
|
Commercial facility,[2] or nonresidential portion of a multi-use property
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OUTDOORS
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INDOORS
|
OUTDOORS
|
INDOORS
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Octave Band Center Frequency, Hz.
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Octave Band Sound Pressure Level, dB
|
Octave Band Sound Pressure Level, dB
|
Octave Band Sound Pressure Level, dB
|
Octave Band Sound Pressure Level, dB
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Time
|
7 a.m.-10 p.m.
|
10 p.m.- 7 a.m.
|
7 a.m.- 10 p.m.
|
10 p.m.- 7 a.m.
|
24 hours
|
24 hours
|
31.5
|
96
|
86
|
86
|
76
|
96
|
86
|
63
|
82
|
71
|
72
|
61
|
82
|
72
|
125
|
74
|
61
|
64
|
51
|
74
|
64
|
250
|
67
|
53
|
57
|
43
|
67
|
57
|
500
|
63
|
48
|
53
|
38
|
63
|
53
|
1,000
|
60
|
45
|
50
|
35
|
60
|
50
|
2,000
|
57
|
42
|
47
|
32
|
57
|
47
|
4,000
|
55
|
40
|
45
|
30
|
55
|
45
|
8,000
|
53
|
38
|
43
|
28
|
53
|
43
|