Octave Band Frequency
(HZ)
|
Residential District
(decibels)
|
Non-Residential
(decibels)
| ||
---|---|---|---|---|
>
|
<
| |||
20
|
75
|
72
|
79
| |
75
|
150
|
67
|
74
| |
150
|
300
|
59
|
66
| |
300
|
600
|
52
|
59
| |
600
|
1200
|
46
|
53
| |
1200
|
2400
|
40
|
47
| |
2400
|
4800
|
34
|
41
| |
4800
|
—
|
32
|
39
|
The maximum permitted sound levels for residential districts
shall apply between the hours of 7:00 a.m. and 6:00 p.m. and shall
be reduced by six decibels in each octave band for any other time
of day. For the purposes of this section, decibels shall mean "A"
weighted decibels.
|
Frequency
(Hz)
|
Residential District Displacement
(in inches)
|
Non-Residential District Displacement
(in inches)
| ||
---|---|---|---|---|
>
|
<
| |||
0
|
10
|
0.0004
|
0.0020
| |
10
|
20
|
0.0002
|
0.0010
| |
20
|
30
|
0.0001
|
0.0006
| |
30
|
40
|
0.0001
|
0.0004
| |
40
|
50
|
0.0001
|
0.0003
| |
50
|
—
|
0.0001
|
0.0002
|
Discrete pulses that do not exceed 100 impulses per minute may
not produce more than twice the displacement specified in the table.
|
Districts
| |
---|---|
Use Classifications
|
I
|
Manufacturing of products from aluminum, brass, bronze, copper,
iron, steel, tin, zinc or other metals; and from bone, glass, leather,
paper, plastic, rubber, shell, wire or wood; or similar in kind uses;
or casting of such products
|
P
|
Fabrication of carpeting, clothing and clothing accessories,
electric and electronic products, flooring, instruments, medical and
testing equipment and similar in kind uses
|
P
|
Processing of food and beverages, medicine and personal care
products (excluding soap), and similar in kind uses
|
P
|
Printing of paper, plastic and metal
|
P
|
Research, development and testing of new products, laboratories
|
P
|
Warehousing and distributing, including storage for personal
household use
|
P
|
Cinema, radio and television stations or studios
|
P
|
Transit stations, public utility facilities
|
P
|
Commercial greenhouse, nursery and wholesale florist
|
P
|
Sales of burial monuments and burial vaults
|
P
|
Accessory office uses
|
P
|
Public garage, motor-vehicle sales, service or repair shop,
gasoline service station and motor vehicle parking lot
|
SE
|
Auto body shop
|
SE
|
Dry cleaning and dyeing facilities
|
SE
|
Animal hospital, veterinarian
|
SE
|
Sales, repair and service of business, office and household
and garden machines, equipment and devices
|
SE
|
Adult Uses
|
CU
|
Heliport
|
CU
|
Forestry
|
P
|
Essential services
|
P
|
KEY:
| |
---|---|
P
|
Permitted
|
E
|
Special Exception
|
CU
|
Conditional Use
|
Districts
| ||
---|---|---|
Standards
|
I
| |
Maximum Tract Density (floor-area ratio [FAR])
|
0.4
| |
Minimum Tract Area (square feet)
|
80,000
| |
Maximum Building Coverage (% of tract)
|
25
| |
Maximum Impervious Coverage (% of tract)
|
40
| |
Central Water & Sewer Facilities Required
|
Yes
| |
Maximum Height - Principal Structures (feet)
|
60
| |
Maximum Height - Accessory Structures
|
50% height of tallest principal structure
| |
Minimum Lot Width at Right-of-Way Line (feet)
|
200
| |
Minimum Lot Width at Building Setback Line (feet)
|
250
| |
Minimum setbacks from streets (feet):
| ||
Any building face to arterial street ultimate right-of-way
|
60
| |
Any building face to collector or local street ultimate right-of-way
|
60
| |
Any building face to common parking area
|
80
| |
Surface parking areas to arterial street ultimate right-of-way
|
20
| |
Surface parking areas to collector or local street ultimate
right-of-way
|
20
| |
Minimum building setbacks from tract perimeter (feet):
| ||
From other like-zoned tracts
|
25
| |
From any residential district boundary line
|
100
| |
From other district boundary lines
|
50
| |
Minimum surface parking areas, driveways, interior roadways
setbacks from tract perimeter (feet):
|
10
| |
From other like-zoned tracts
| ||
From any residential district boundary line
|
50
| |
From other district boundary lines
|
25
|