Table 1
Green Infrastructure BMPs for Groundwater Recharge, Stormwater
Runoff Quality, and/or Stormwater Runoff Quantity
| ||||
---|---|---|---|---|
Best Management Practice
|
Stormwater Runoff Quality TSS Removal Rate
(percent)
|
Stormwater Runoff Quantity
|
Groundwater Recharge
|
Minimum Separation from Seasonal High-Water Table
(feet)
|
Cistern
|
0%
|
Yes
|
No
|
—
|
Dry well(a)
|
0%
|
No
|
Yes
|
2
|
Grass swale
|
50% or less
|
No
|
No
|
2(e)
1(f)
|
Green roof
|
0%
|
Yes
|
No
|
—
|
Manufactured treatment device(a)(g)
|
50% or 80%
|
No
|
No
|
Dependent upon the device
|
Pervious paving system(a)
|
80%
|
Yes
|
Yes(b)
No(c)
|
2(b)
1(c)
|
Small-scale bioretention basin(a)
|
80% or 90%
|
Yes
|
Yes(b)
No(c)
|
2(b)
1(c)
|
Small-scale infiltration basin(a)
|
80%
|
Yes
|
Yes
|
2
|
Small-scale sand filter
|
80%
|
Yes
|
Yes
|
2
|
Vegetative filter strip
|
60% to 80%
|
No
|
No
|
—
|
(Notes corresponding to annotations(a) through(g) are found after Table 3.)
|
Table 2
Green Infrastructure BMPs for Stormwater Runoff Quantity (or
for Groundwater Recharge and/or Stormwater Runoff Quality with a Waiver
or Variance from N.J.A.C. 7:8-5.3)
| ||||
---|---|---|---|---|
Best Management Practice
|
Stormwater Runoff Quality TSS Removal Rate
(percent)
|
Stormwater Runoff Quantity
|
Groundwater Recharge
|
Minimum Separation from Seasonal High-Water Table
(feet)
|
Bioretention system
|
80% or 90%
|
Yes
|
Yes(b)
No(c)
|
2(b)
1(c)
|
Infiltration basin
|
80%
|
Yes
|
Yes
|
2
|
Sand filter(b)
|
80%
|
Yes
|
Yes
|
2
|
Standard constructed wetland
|
90%
|
Yes
|
No
|
N/A
|
Wet pond(d)
|
50% to 90%
|
Yes
|
No
|
N/A
|
(Notes corresponding to annotations(b) through(d) are found after Table 3.)
|
Table 3
BMPs for Groundwater Recharge, Stormwater Runoff Quality, and/or
Stormwater Runoff Quantity only with a Waiver or Variance from N.J.A.C.
7:8-5.3
| ||||
---|---|---|---|---|
Best Management Practice
|
Stormwater Runoff Quality TSS Removal Rate
(percent)
|
Stormwater Runoff Quantity
|
Groundwater Recharge
|
Minimum Separation from Seasonal High-Water Table
(feet)
|
Blue roof
|
0%
|
Yes
|
No
|
N/A
|
Extended detention basin
|
40% to 60%
|
Yes
|
No
|
1
|
Manufactured treatment device(h)
|
50% or 80%
|
No
|
No
|
Dependent upon the device
|
Sand filter(c)
|
80%
|
Yes
|
No
|
1
|
Subsurface gravel wetland
|
90%
|
No
|
No
|
1
|
Wet pond
|
50% to 90%
|
Yes
|
No
|
N/A
|
Notes to Tables 1, 2, and 3:
| |
(a)
|
Subject to the applicable contributory drainage area limitation specified at Subsection D(15)(b);
|
(b)
|
Designed to infiltrate into the subsoil;
|
(c)
|
Designed with underdrains;
|
(d)
|
Designed to maintain at least a ten-foot wide area of native
vegetation along at least 50% of the shoreline and to include a stormwater
runoff retention component designed to capture stormwater runoff for
beneficial reuse, such as irrigation;
|
(e)
|
Designed with a slope of less than 2%;
|
(f)
|
Designed with a slope of equal to or greater than 2%;
|
(g)
|
Manufactured treatment devices that meet the definition of "green infrastructure" at Subsection B;
|
(h)
|
Manufactured treatment devices that do not meet the definition of "green infrastructure" at Subsection B.
|
Best Management Practice
|
Maximum Contributory Drainage Area
(acres)
|
---|---|
Dry well
|
1
|
Manufactured treatment device
|
2.5
|
Pervious pavement systems
|
Area of additional inflow cannot exceed 3 times the area occupied
by the BMP
|
Small-scale bioretention systems
|
2.5
|
Small-scale infiltration basin
|
2.5
|
Small-scale sand filter
|
2.5
|
Table 4 - Water Quality Design Storm Distribution
| |||||
---|---|---|---|---|---|
Time
(minutes)
|
Cumulative Rainfall
(inches)
|
Time
(minutes)
|
Cumulative Rainfall
(inches)
|
Time
(minutes)
|
Cumulative Rainfall
(inches)
|
1
|
0.00166
|
41
|
0.1728
|
81
|
1.0906
|
2
|
0.00332
|
42
|
0.1796
|
82
|
1.0972
|
3
|
0.00498
|
43
|
0.1864
|
83
|
1.1038
|
4
|
0.00664
|
44
|
0.1932
|
84
|
1.1104
|
5
|
0.00830
|
45
|
0.2000
|
85
|
1.1170
|
6
|
0.00996
|
46
|
0.2117
|
86
|
1.1236
|
7
|
0.01162
|
47
|
0.2233
|
87
|
1.1302
|
8
|
0.01328
|
48
|
0.2350
|
88
|
1.1368
|
9
|
0.01494
|
49
|
0.2466
|
89
|
1.1434
|
10
|
0.01660
|
50
|
0.2583
|
90
|
1.1500
|
11
|
0.01828
|
51
|
0.2783
|
91
|
1.1550
|
12
|
0.01996
|
52
|
0.2983
|
92
|
1.1600
|
13
|
0.02164
|
53
|
0.3183
|
93
|
1.1650
|
14
|
0.02332
|
54
|
0.3383
|
94
|
1.1700
|
15
|
0.02500
|
55
|
0.3583
|
95
|
1.1750
|
16
|
0.03000
|
56
|
0.4116
|
96
|
1.1800
|
17
|
0.03500
|
57
|
0.4650
|
97
|
1.1850
|
18
|
0.04000
|
58
|
0.5183
|
98
|
1.1900
|
19
|
0.04500
|
59
|
0.5717
|
99
|
1.1950
|
20
|
0.05000
|
60
|
0.6250
|
100
|
1.2000
|
21
|
0.05500
|
61
|
0.6783
|
101
|
1.2050
|
22
|
0.06000
|
62
|
0.7317
|
102
|
1.2100
|
23
|
0.06500
|
63
|
0.7850
|
103
|
1.2150
|
24
|
0.07000
|
64
|
0.8384
|
104
|
1.2200
|
25
|
0.07500
|
65
|
0.8917
|
105
|
1.2250
|
26
|
0.08000
|
66
|
0.9117
|
106
|
1.2267
|
27
|
0.08500
|
67
|
0.9317
|
107
|
1.2284
|
28
|
0.09000
|
68
|
0.9517
|
108
|
1.2300
|
29
|
0.09500
|
69
|
0.9717
|
109
|
1.2317
|
30
|
0.10000
|
70
|
0.9917
|
110
|
1.2334
|
31
|
0.10660
|
71
|
1.0034
|
111
|
1.2351
|
32
|
0.11320
|
72
|
1.0150
|
112
|
1.2367
|
33
|
0.11980
|
73
|
1.0267
|
113
|
1.2384
|
34
|
0.12640
|
74
|
1.0383
|
114
|
1.2400
|
35
|
0.13300
|
75
|
1.0500
|
115
|
1.2417
|
36
|
0.13960
|
76
|
1.0568
|
116
|
1.2434
|
37
|
0.14620
|
77
|
1.0636
|
117
|
1.2450
|
38
|
0.15280
|
78
|
1.0704
|
118
|
1.2467
|
39
|
0.15940
|
79
|
1.0772
|
119
|
1.2483
|
40
|
0.16600
|
80
|
1.0840
|
120
|
1.2500
|
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.
|
B
|
=
|
the TSS percent removal rate applicable to the second BMP.
|
Table 5-5: Current Precipitation Adjustment Factors
| |||
---|---|---|---|
County
|
2-year Design Storm
|
10-year Design Storm
|
100-year Design Storm
|
Cape May
|
1.03
|
1.03
|
1.04
|
Table 5-6: Future Precipitation Change Factors
| |||
---|---|---|---|
County
|
2-year Design Storm
|
10-year Design Storm
|
100-year Design Storm
|
Cape May
|
1.21
|
1.24
|
1.32
|
Street Type
|
Maximum
ADT
| |
---|---|---|
Residential access street/ cul-de-sac/alley
|
250 (each loop) 500 (total)
| |
Residential subcollector or marginal access
street
|
500
| |
Residential collector
|
1,000
| |
3,000
| ||
(total)
| ||
Arterial (minor and major)
|
3,000 and over
| |
Each street shall be classified and designed
for its entire length to meet the standards for its classification,
and the applicant shall demonstrate that the traffic hereinabove on
the proposed street will not exceed the ADT thresholds as listed.
|
Residen-
tial Access
|
Residen
tial Sub-
collector
|
Residen-
tial Collector
|
Arterial
| ||
---|---|---|---|---|---|
Normal traffic capacity (ADT)
|
250
|
500
|
3,000
|
3,000 and over
| |
Minimum right-of-way width (feet)
|
50
|
50
|
60
|
100
| |
Minimum paving width (feet)
|
30
|
30
|
40
|
60
| |
Minimum shoulder width
|
--
|
--
|
--
|
2 at 8 feet
| |
Sidewalks:
| |||||
Width (feet)
|
4
|
4
|
4
|
4
| |
Setback (from curb) (feet)
|
4
|
4
|
4
|
8
| |
Minimum curb return radius at intersection (feet)
|
25
|
25
|
35
|
45
| |
Minimum centerline radius of horizontal curve
(feet)
|
100
|
150
|
500
|
2,000
| |
Minimum tangent length between reverse curves
(feet)
|
100
|
100
|
200
|
600
| |
Maximum longitu-
dinal grade (percent)
|
8
|
8
|
8
|
4
| |
Minimum
longitu-
dinal grade (percent)
|
0.5
|
0.5
|
0.5
|
0.5
| |
Maximum longitu-
dinal grade
for 200 feet from each side of an inter-
section (percent)
|
3.5
|
3.5
|
3
|
1.5
|
Parking
Angle
(degrees)
|
Aisles
(feet)
|
Bay Widths
Parking
Both Sides
(feet)
|
Bay Widths
Parking
One Side
(feet)
| |
---|---|---|---|---|
90
|
25
|
65
|
45
| |
60
|
19
|
63
|
41
| |
45
|
14
|
55
|
35
|
Use
|
Parking Requirements
| ||
---|---|---|---|
Automotive repair garage, body shop, tire service, muffler shop,
lubrication service
|
1 space for each 200 square feet of GFA and 1 space per employee
on the maximum shift
| ||
Automobile service stations (full service)
|
5 spaces for first service bay, plus 3 parking spaces for each
additional bay
| ||
Automobile service stations (gas only)
|
0.5 space for each gasoline pump exclusive of parking area in
front of pumps used for filling purposes, plus 1 space per employee
on the maximum shift
| ||
Banks, savings and loans, fiduciary institutions
|
5 spaces for each teller window and automatic teller machine,
plus 8 on-site stacking spaces per each drive-in window
| ||
Bars, cocktail lounges, nightclubs, taverns
|
1 space for each 4 seats, plus 1 for each 400 square feet of
GFA
| ||
Barber- and beauty shops
|
3 spaces for each chair
| ||
Car washes
|
5 on-site stacking spaces for each lane, plus 1 space for each
vacuum cleaner, plus 1 space for each employee on the maximum shift
| ||
Car washing (self service)
|
Equivalent of 2.5 spaces per wash bay. Spaces may be provided
in open paved area for drying cars.
| ||
Church, synagogue, chapel or other houses of worship
|
1 space for each 3 seats or 48 inches of pew length
| ||
Club, lodge, association
|
1 space for each 100 square feet of GFA
| ||
Community center, library, museum, art gallery
|
1 space for each 200 square feet of GFA
| ||
Community club, private club, lodge
|
1 space for each 100 square feet of GFA
| ||
Convalescent home, nursing home, rest home
|
1 space for each 5 beds, plus 1 space for each employee on the
maximum shift
| ||
Driving range, miniature golf
|
1 space for each tee or hole
| ||
Dwelling units
|
Parking for all residential pursuant to residential site improvement
standards
| ||
Funeral homes, mortuaries
|
1 space for each 30 square feet of GFA in slumber rooms, funeral
service rooms and parlors, plus 1 space for each employee on the maximum
shift
| ||
Golf course
|
2 spaces for each hole, plus 1 space for each employee. Additional
parking may be required for each accessory use.
| ||
Government, county and municipal offices
|
1 space for each 200 square feet of GFA
| ||
Hospitals (all types)
|
Two spaces per 1,000 building gross square footage or one space
per two patient beds, whichever is greater.
| ||
Hotels, motels
| |||
Single-room units
|
1 space for each single-room unit exclusive of bathrooms and
kitchen areas, plus 1 space for each employee on site during the maximum
shift of employees
| ||
Suites
|
1.5 spaces for each room per suite, including bedrooms, parlors
and living rooms (exclusive of bathrooms and kitchen areas), regardless
of gross floor area, plus 1 space for each employee on site during
the maximum shift of employees
| ||
Laundromats or similar coin-operated cleaning
|
1 space for each 3 cleaning units
| ||
Marina, boatyard or boat sales, including boat slips that are
accessory uses for any commercial or residential use
|
0.6 spaces per boat slip, plus 1 space for each employee, plus
1 space for each 400 square feet of GFA for sales offices, plus 1
space per 1,000 square feet of gross outdoor sales area, plus 1 space
per 300 square feet of gross indoor sales area. Plus 1 space if a
manager's residential unit is provided.
| ||
Meeting rooms, assembly halls, auditoriums, exhibition halls
|
1 space for each 100 square feet of GFA or 1 space for each
3.5 seats, whichever is greater
| ||
Medical offices, including physicians, dentists, chiropractors,
therapists
|
1 space for each 150 square feet of GFA
| ||
Offices, business and professional (nonmedical)
|
1 space for each 200 square feet of GFA
| ||
Personal service establishments
|
1 space for each 200 square feet of GFA, plus 1 space for every
vehicle used in the business
| ||
Recreation
| |||
Batting cages
|
2 spaces per cage, with other uses calculated separately.
| ||
Bowling alleys
|
4 spaces for each alley, plus all required spaces for other
commercial uses within the same building
| ||
Miniature golf
|
1.5 spaces per hole, with other uses calculated separately
| ||
Commercial swimming pool
|
1 space per 1,000 square feet of gross recreation area, with
other uses calculated separately
| ||
Skating rink
|
1 space per 1,000 square feet of lot area, plus 1 space per
2 employees
| ||
Restaurant, fast-food, drive-through
|
1 space for each 50 square feet of GFA devoted to customer service,
plus 1 space for each 4 seats, plus 10 on-site stacking spaces for
each drive-through lane
| ||
Restaurant, including cafe, diner, other
|
1space per 4 seats
| ||
Retail sales
| |||
Furniture, hardware, home center, appliance stores, automotive
supply
|
1 space for each 400 square feet of GFA, plus 1 space for each
vehicle used in connection with the business
| ||
Outdoor sales, i.e. lumberyards, automobile, boat and truck
sales
|
1 space per 1,000 square feet of gross outdoor sales area, plus
1 space per 400 square feet of gross indoor sales area, plus 1 space
for each employee on maximum shift
| ||
Retail stores other than those specified
|
1 space for each 200 square feet of GFA
| ||
Schools, colleges, educational uses (public, parochial, private)
| |||
Elementary (grade), nursery, junior high schools and day camps
|
1 space for each employee, plus 1 space for each vehicle used
to transport students, plus 20% for visitors
| ||
High schools, prep schools
|
1 space for each administrator, teacher and other employees,
plus 1 space for each vehicle used to transport students, plus 1 space
for every 8 students in grades 9 through 12, plus 20% for visitors
| ||
College, junior college, academy, trade or technical school,
or similar institution
|
1 space for every 2 students, plus 1 space for each teacher,
administrator and any other employee, plus 1 space for each school
use vehicle
| ||
Self-storage facilities
|
1 space for every 200 storage units (a minimum of 4 spaces including
the handicapped parking space), and 2 covered parking spaces if a
manager's residential unit is provided
| ||
Shopping centers
|
4.5 spaces per 1,000 square feet of GFA, plus all parking required
herein for restaurants, offices, theaters and other nonretail uses
| ||
Studio, instructional (art, music, dance), health spa, fitness
center
|
1 space for each 100 square feet of GFA used for instructional
or patron use
| ||
Theaters
|
1 space for each 3 seats, plus 5 spaces for employees
| ||
Theaters in shopping centers
|
1 space for each 5 seats, plus 5 spaces for employees
| ||
Theater, performance
|
1 space per 4 fixed seats
| ||
Veterinary or animal hospital
|
1 space for each 200 square feet of GFA, plus 1 space for each
staff veterinarian and employee
| ||
Wholesale, machinery, large equipment sales
|
1 space for each 1,000 square feet of GFA, plus 1 space for
each vehicle used in the business operation, plus 1 space for each
200 square feet of GFA of office use
| ||
Warehouse (storage only)
|
1 space per 500 square feet of GFA plus one per employee.
| ||
Multiuse facility/shared parking provision
|
When a building or structure contains more than 1 proposed use,
the parking shall be calculated for each individual use, except for
mixed use buildings and developments, where up to 25% of residential
parking requirement may be reduced.
|
One-Way Operation
|
Two-Way Operation
| |||
---|---|---|---|---|
Curbline
Opening
(feet)
|
Driveway
Width
(feet)
|
Curbline
Opening
(feet)
|
Drive-
way
Width
(feet)
| |
Commer-
cial and industrial
|
24 to 50
|
18 to 34
|
24 to 50
|
24 to 46
|
Service station
|
15 to 36
|
15 to 36
|
24 to 36
|
20 to 36
|
Single- or two-family dwellings
|
16 to 24
|
12 to 20
|
Length of
Site Frontage
(feet)
|
Recommended No. of Driveways
|
---|---|
150 or less
|
1
|
More than 150 to 800
|
2
|
Over 800
|
To be specified by the Planning/Zoning Board
upon receipt of advice of the City Engineer
|
Minimum Retail Square Footage
(square feet)
|
Permitted Sign Area
(square feet)
|
Setback of Sign Edge From
Right-of-Way/Property Line
(feet)
|
---|---|---|
0 to 5,000
|
2 per 10 linear foot of width of building,
not to exceed 40 square feet
|
10
|
5,001 to 10,000
|
40
|
10
|
10,001 to 20,000
|
60
|
15
|
20,001 to 50,000
|
100
|
20
|
50,001 to 100,000
|
250
|
25
|
100,001 and over
|
400
|
30
|
Zones
|
Facade/Wall Sign Area
|
Freestanding Sign Area
|
Setback
(feet)
|
---|---|---|---|
TP
|
1/4 square foot for each 1 foot maximum building width, 20 square
feet maximum
|
16 square feet;
5 feet high maximum
|
10
|
B, HV, TB, VC
|
1 square foot for each 1 foot maximum building width, 50 square
feet maximum
|
2 square feet for each 10 feet street frontage;
20 feet high maximum
40 feet maximum areas
|
10
|
TC
|
2 square feet for each 1 foot of building width,
150 square feet maximum
|
See chart above
|
Total
Parking Spaces
|
Minimum Number
of Spaces Provided
for Physically Handicapped
| |
---|---|---|
Up to 25
|
1
| |
26 to 50
|
2
| |
51 to 75
|
3
| |
76 to 100
|
4
| |
Over 100
|
1 for each 25 over 100
|
Total enlargement
or improvement cost
_______________
Developer's cost
|
=
|
Total tributary gpd
_______________
Development gpd
|
Total project cost
___________
|
=
|
Total tributary gpd
_________________
to new system
|
Total cost of the roadway improvement and/or
extension
___________________
Developer's cost
|
=
|
Future peak hour traffic
___________________
Future peak hour traffic generated by the development
|
Total cost of enlarge-
ment or improvement
______________
Developer's cost
|
=
|
Capacity of enlargement
or improvement
______________
Development-generated
peak rate of runoff expressed in cubic
feet per second to
be accommodated by
the enlargement or improvement
|