The limits set forth in Table 6.20.01 will not apply to the
following: noises not directly under the control of the owner or occupant
of the property; noises emanating from construction, repair, and maintenance
activities conducted between the hours of 7:00 a.m. and 6:00 p.m.;
noises emanating from safety signals, warning devices, and emergency
pressure relief valves; noises emanating from air-conditioning condensers
and related equipment located in residential districts, provided that
the noises do not exceed 80 decibels; noises emanating from backup
electrical generators located in residential districts; and transient
noises emanating from moving sources, such as trucks, automobiles,
airplanes, and railroads.
|
Table 6.20.01
| |||
---|---|---|---|
A-Weighted Sound Level Limits
| |||
District Classification
|
Time of Day
|
Maximum A-Weighted Sound Level
db(A)
| |
Monday to Friday
| |||
Residential districts
|
7:00 a.m. to 6:00 p.m.
|
50
| |
6:00 p.m. to 7:00 a.m.
|
45
| ||
All others
|
7:00 a.m. to 11:00 p.m.
|
60
| |
11:00 p.m. to 7:00 a.m.
|
55
| ||
Saturday to Sunday
| |||
Residential districts
|
7:00 a.m. to 12:00 p.m.
|
50
| |
All others
|
7:00 a.m. to 11:00 p.m.
|
60
|