Table 1: Water Quality Design Storm Distribution1
| ||||
---|---|---|---|---|
Time
(minutes)
|
Cumulative Rainfall
(inches)
|
Time
(minutes)
|
Cumulative Rainfall
(inches)
| |
0
|
0.0000
|
65
|
0.8917
| |
5
|
0.0083
|
70
|
0.9917
| |
10
|
0.0166
|
75
|
1.0500
| |
15
|
0.0250
|
80
|
1.0840
| |
20
|
0.0500
|
85
|
1.1170
| |
25
|
0.0750
|
90
|
1.1500
| |
30
|
0.1000
|
95
|
1.1750
| |
35
|
0.1330
|
100
|
1.2000
| |
40
|
0.1660
|
105
|
1.2250
| |
45
|
0.2000
|
110
|
1.2334
| |
50
|
0.2583
|
115
|
1.2417
| |
55
|
0.3583
|
120
|
1.2500
| |
60
|
0.6250
|
1
|
Source: N.J.A.C. 7:8-5.5(a).
|
R = A + B - (A x B)/100
|
Where:
| ||||
---|---|---|---|---|
R
|
=
|
Total TSS percent load removal from application of both BMPs;
| ||
A
|
=
|
The TSS percent removal rate applicable to the first BMP; and
| ||
B
|
=
|
The TSS percent removal rate applicable to the second BMP.
|
Table 2: Pollutant Removal Rates for BMPs1
| |||
---|---|---|---|
Best Management Practice
|
TSS Percent Removal Rate
|
Total Phosphorus Percent Removal Rate
|
Total Nitrogen Percent Removal Rate
|
Bioretention systems
|
90
|
60
|
30
|
Constructed stormwater wetland
|
90
|
50
|
30
|
Extended detention basin
|
40 to 60 (final rate based upon detention time; see New Jersey
BMP Manual, Ch. 9)
|
20
|
20
|
Infiltration basin
|
80
|
60
|
50
|
Manufactured treatment device
|
Pollutant removal rates as certified by NJDEP; see § 176-59C
|
Pollutant removal rates as certified by NJDEP; see § 176-59C
|
Pollutant removal rates as certified by NJDEP; see § 176-59C
|
Pervious paving systems
|
80 (porous paving)
|
60
|
50
|
80 (permeable pavers with storage bed)
| |||
0 - volume reduction only (permeable pavers without storage
bed)
|
0 - volume reduction only (permeable pavers without storage
bed)
|
0 - volume reduction only (permeable pavers without storage
bed)
| |
Sand filter
|
80
|
50
|
35
|
Vegetative filter strip (for filter strips with multiple vegetated
covers, the final TSS removal rate should be based upon a weighted
average of the adopted rates shown in Table 2, based upon the relative
flow lengths through each cover type)
|
60 (turf grass)
|
30
|
30
|
70 (native grasses, meadow and planted woods)
| |||
80 (indigenous woods)
| |||
Wet pond/retention basin
|
50 to 90 (final rate based upon pool volume and detention time;
see NJ BMP Manual)
|
50
|
30
|
1
|
Source: 7:8-5.5(c) and New Jersey BMP Manual Chapter 4.
|
Fire Hazard Class
|
Vegetation Type
| |
---|---|---|
Low
|
Atlantic white cedar hardwood swamps
| |
Moderate
|
Non-pine barrens forest prescribed burn areas
| |
High
|
Pine barrens forest, including mature forms of pine, pine-oak
or oak-pine
| |
Extreme
|
Immature or dwarf forms of pine-oak or oak-pine; all classes
of pine-scrub oak and pine-lowland
|
Object
|
Distance (from tree)
(feet)
| |
---|---|---|
Fire hydrant
|
8
| |
Light pole
|
25
| |
Street/stop/directional signs
|
25
| |
Street corner
|
40
|
Pitch pine
|
Shortleaf pine
|
Blackjack oak
| |
Southern red oak
|
White oak
|
Chestnut oak
| |
Scrub oak
|
Post oak
|
Trident red maple
| |
Scarlet oak
|
Black huckleberry
|
Black chokeberry
| |
Black gum
|
Red chokeberry
|
Inkberry
| |
Shadbush
|
Hayberry
|
Arrowwood
| |
Winterberry
|
Sweet pepperbush
|
Sheep laurel
| |
Sandmyrtle
|
Dangleberry
|
Lowbush blueberry
| |
Virginia pine
|
American holly
|
Atlantic white cedar
| |
Mountain laurel
|
Gray birch
|
Sweetbay magnolia
| |
Red cedar
|
Sassafras
|
Teaberry
| |
Swamp leucothoe
|
Staggerbush
|
Dwarf huckleberry
| |
Trailing arbutus
|
Bearberry
|
Black highbush blueberry
| |
Cranberry
|
Swamp azalea
| ||
Rhododendron maximum
|
Black oak
|
Time Period
|
Options
| |
---|---|---|
0 to 6 months
|
Mulch
| |
6 to 12 months
|
Oats, winter rye
| |
1 to 2 years
|
Annual rye, perennial rye, winter rye
| |
2 or more years
|
Fescue with mixture of perennial rye
|
Area Classification
| ||||||
---|---|---|---|---|---|---|
Commercial
|
Intermediate
|
Residential
| ||||
Street Hierarchy
|
Lux
|
Footcandles
|
Lux
|
Footcandles
|
Lux
|
Footcandles
|
Collector
|
13
|
1.2
|
10
|
0.9
|
6
|
0.6
|
Minor-residential subcollector
|
10
|
0.9
|
6
|
0.6
|
4
|
0.4
|
Local
|
6
|
0.6
|
4
|
0.4
|
4
|
0.4
|
Parking Illumination (Open Parking Facilities)
| ||||||
---|---|---|---|---|---|---|
Illumination Objectives
| ||||||
Level of Activity
|
Vehicular Traffic
|
Pedestrian Safety
|
Pedestrian Security
| |||
Lux
|
Footcandles
|
Lux
|
Footcandles
|
Lux
|
Footcandles
| |
Low
|
5
|
0.5
|
2
|
0.2
|
9
|
0.8
|
Medium
|
11
|
1
|
6
|
0.6
|
22
|
2
|
High
|
22
|
2
|
10
|
0.9
|
43
|
4
|
Pedestrianway Illumination
| |||||||
---|---|---|---|---|---|---|---|
Average Levels for Special Pedestrian Security
| |||||||
Minimum Average Level
|
Mounting Heights 3 to 5 Meters
(9 to 15 feet)
|
Mounting Heights 5 to 10 Meters
(15 to 30 feet)
| |||||
Walkways and Bikeway Classification
|
Lux
|
Footcandles
|
Lux
|
Footcandles
|
Lux
|
Footcandles
| |
Sidewalks (roadside) and Type A bikeways
| |||||||
Commercial
|
10
|
0.9
|
22
|
2.0
|
43
|
4.0
| |
Intermediate
|
6
|
0.6
|
11
|
1.0
|
22
|
2.0
| |
Residential
|
2
|
0.2
|
4
|
0.4
|
9
|
0.8
| |
Walkways distant from roadways and Type B bikeways
| |||||||
Park walkways and bikeways
|
5
|
0.5
|
6
|
0.6
|
11
|
1.0
| |
Pedestrian tunnels
|
43
|
4.0
|
54
|
5.0
|
—
|
—
| |
Pedestrian overpasses
|
3
|
0.3
|
4
|
0.4
|
—
|
—
| |
Pedestrian stairways
|
6
|
0.6
|
9
|
0.8
|
—
|
—
|
Type A Bikeway: A strip within or adjacent to a
public roadway or shoulder, used for bicycle travel.
| |
Type B Bikeway: An improved strip identified for
public bicycle travel and located away from a roadway or its adjacent
sidewalk system.
| |
Activity Level:
| |
High: Major cultural or civic events and major
regional shopping centers.
| |
Medium: Fast-food facilities, area shopping centers,
hospital parking areas, transportation parking areas, cultural, civic
or recreational events, and residential complex parking.
| |
Low: Local merchant parking, industrial employee
parking, educational facility parking.
|
Lot Frontage
|
Minimum Separation
(feet)
| |
---|---|---|
Less than 150 feet
|
60
| |
Greater than 150 feet
|
100
|
Use
|
Required Number of Off-Street Spaces
| ||
---|---|---|---|
Assembly operation
|
1 per 800 square feet of GFA
| ||
Automotive service station
|
4 per bay and work area
| ||
Bar
|
1 per 2 seats
| ||
Banks, savings and loan
|
1 per 300 square feet of GFA
| ||
Boardinghouse
|
1 per boarder
| ||
Bowling alley
|
4 per alley
| ||
Car wash
|
1 per employee; plus
1 separate space for each waxing, upholstery cleaning or similar
specialized service area; plus
Queuing capacity for a minimum of 12 vehicles for each access lane to a mechanized car wash entrance; see § 176-104K(6)
| ||
Churches/synagogue
|
1 per 3 seats
| ||
Church rectory/parsonage
|
3 per residence on church site
| ||
Hospital, philanthropic clinic, residential health care facility,
nursing home and convalescent center
|
1 1/2 for every bed
| ||
Hotel/motel
|
1 per guest room, plus 10 per 1,000 square feet GFA
| ||
Industrial
|
1 per 800 square feet GFA
| ||
Library
|
1 per 300 square feet GFA
| ||
Manufacturing
|
1 per 800 square feet GFA
| ||
Medical/dental offices
|
6 per 1,000 square feet GFA
| ||
Nightclub
|
1 per 3 seats
| ||
Professional and business offices
|
4 per 1,000 square feet GFA
| ||
Receiving
|
1 per 1,000 square feet GFA
| ||
Recreation, indoor
|
3 per 1,000 square feet of GFA plus 1 space per 3 spectator
seats
| ||
Recreation, outdoor
|
1 per 2,000 square feet of field area
| ||
Research/laboratory
|
1 per 1,000 square feet GFA
| ||
Restaurant
|
1 per 3 seats
| ||
Fast-food restaurant
|
1 per 30 square feet GFA, plus 1 for each employee on the largest
shift
| ||
Retail store
|
1 per 200 square feet GFA
| ||
Schools (day care, nursery)
|
Not less than 1 per teacher and staff member, plus 2 per 1,000
square feet of GFA
| ||
Schools (elementary)[2]
|
2 for each classroom, but not less than 1 for each teacher and
staff member
| ||
Schools (intermediate)
|
1 1/2 for each classroom, but not less than 1 for each teacher
and staff member
| ||
Schools (secondary)
|
2 1/2 for each classroom, but not less than 2 for each teacher
and staff member
| ||
Schools (junior college, college, university, trade or technical)
|
Not less than 1 per teacher and staff member, plus 1 per 4 students
| ||
Shopping center:
| |||
0 to 400,000 square feet
|
4 per 1,000 square feet GLA
| ||
400,000 square feet and larger
|
5 per 1,000 square feet GLA
| ||
Storage centers
|
1 per 5,000 square feet GLA
| ||
Theaters, community centers and other places of assembly
|
1 per 3 seats or 1 per 200 square feet GFA, whichever is greater
| ||
Warehouse
|
1 per 5,000 square feet GFA
|
GFA = Gross floor area
| |
GLA = Gross lease area
|
Total Number of Parking Spaces
|
Number of Required Handicapped Spaces
| |
---|---|---|
1 to 25
|
1
| |
26 to 50
|
2
| |
51 to 75
|
3
| |
76 to 100
|
4
| |
101 to 150
|
5
| |
151 to 200
|
6
| |
201 to 300
|
7
| |
301 to 400
|
8
| |
401 to 500
|
9
| |
501 to 1,000
|
2% of total
| |
1,000+
|
20, plus 1 for each 100 over 1,000
|
Angle of Parking
(degree)
|
One-Way Aisle
(feet)
|
Two-Way Aisle
(feet)
| |
---|---|---|---|
90°
|
24
|
24
| |
60°
|
18
|
24
| |
45°
|
13
|
24
|
Total Number of Parking Spaces
|
Length of Maneuver-Free Drive
(feet)
| |
---|---|---|
Less than 40
|
20
| |
40 to 99
|
40
| |
100 to 250
|
60
| |
250 or greater
|
60, plus 20 feet for each additional 500 spaces or part thereof
|
Loading Space
|
Combined Apron and Aisle Length
| |||
---|---|---|---|---|
Length
(feet)
|
Width
(feet)
|
90°
(feet)
|
60°
(feet)
| |
60
|
10
|
72
|
66
| |
60
|
12
|
63
|
57
| |
60
|
14
|
60
|
54
|
Use
|
Square footage at which one loading berth is required
|
Square footage at which a second and each additional loading
berth is required
| |
---|---|---|---|
Manufacturing and warehousing
|
0 to 40,000
|
Over 40,000
| |
Commercial (wholesale)
|
0 to 40,000
|
Over 40,000
| |
Commercial (retail)
|
0 to 20,000
|
Over 20,000
| |
Service establishment
|
0 to 40,000
|
Over 40,000
| |
Undertakers/funeral homes
|
0 to 40,000
|
Over 40,000
| |
Restaurants
|
0 to 25,000
|
Over 25,000
| |
Office/bank
|
0 to 100,000
|
Over 100,000
| |
Hotel
|
0 to 100,000
|
Over 100,000
| |
School
|
0 to 100,000
|
Over 100,000
| |
Hospital/nursing home
|
0 to 100,000
|
Over 100,000
| |
Place of public assembly
|
0 to 100,000
|
Over 100,000
|
Type of Facility
|
Population
|
Minimum Space Standard
|
Service Area Radius
| |
---|---|---|---|---|
Basketball courts
|
1 per 1,000
|
Court dimension range from 60 x 80 feet to 70 x 104 feet
|
1/2 mile
| |
Tennis court
|
1 per 1,000
|
Court dimension range from
60 x 120 feet single court;
45 x 120 feet additional adjoining courts
|
1 mile
| |
Multipurpose paved area
|
1 per 2,000
|
0.50 acre (including basketball and tennis courts)
|
1/2 mile
| |
Passive area (sitting)
|
1 per 2,000
|
0.50 acre
|
1/2 mile
| |
Senior citizen (over 55)
(bocce, shuffleboard horseshoe)
|
1 per 1,000
|
0.50 acre
|
1/4 mile
| |
Preschool playground
|
1 per 2,000
|
0.25 acre
|
1/4 mile
| |
Advanced playground
|
1 per 2,000
|
0.25 acre
|
1/2 mile
| |
Multipurpose turf area
|
1 per 2,000
|
0.50 acre
|
1 mile
| |
Football/soccer fields
|
1 per 6,000
|
2.8 acres
325-foot outfield
|
1 mile
| |
Baseball youth
|
1 per 6,000
|
1.0 acre
|
1 mile
| |
Softball 60-foot diamond
|
200-foot outfield
| |||
Picnic area
|
1 per 6,000
|
8 eight-foot tables
|
1 mile
|
Type of Street
|
Right-of-Way
(feet)
|
Minimum Cartway Width
(feet)
| |
---|---|---|---|
Arterial
|
80
|
60
| |
Collector
|
60
|
40
| |
Minor
|
50
|
30
| |
Cul-de-sac
|
50
|
30
|