Table 450-36: Vision Clearance Triangle Standards
| |
---|---|
Right-of-Way Width
(feet)
|
Distance away from R-O-W Intersection, as measured along R-O-W
line
(feet)
|
Less than 50
|
50
|
50
|
50
|
51 to 60
|
40
|
61 to 66
|
34
|
67 to 82.5
|
15
|
Greater than 82.5
|
15
|
Table 450-37G(6): Parking Layout Dimensions
| |||||
---|---|---|---|---|---|
Minimum Permitted Dimensions
|
Parking Angle
(degrees)
| ||||
0 (parallel)
|
45
|
60
|
75
|
90
| |
Stall width at parking angle (SW)
|
9.0 feet
|
9.0 feet
|
9.0 feet
|
9.0 feet
|
9.0 feet
|
Stall width parallel to aisle (WP)
|
17.90 feet
|
12.7 feet
|
10.4 feet
|
9.3 feet
|
9.0 feet
|
Stall depth to wall (D)
|
9.0 feet1
|
17.5 feet1
|
19.0 feet
|
19.5 feet1
|
18.5 feet1
|
Stall depth to interlock (DI)
|
—
|
15.3 feet
|
17.5 feet
|
18.8 feet
|
—
|
Stall length (including 1.5-foot curb overhang) (SL)
|
18.5 feet
|
18.5 feet
|
18.5 feet
|
18.5 feet
|
18.5 feet
|
Aisle width (AW)
|
12.0 feet2
|
12.0 feet2
|
16.0 feet2
|
17.20 feet2
|
26.0 feet2
|
Throat length (right-of-way to parking area) (T)
|
Refer to Requirements in Table 450-37G(7).
| ||||
Parking module width (PMW):
| |||||
Wall-to-wall (single-loaded) (W1)
|
21.0 feet
|
29.5 feet
|
35.0 feet
|
42.5 feet
|
44.5 feet
|
Wall-to-wall (double-loaded) (W2)
|
30.0 feet
|
47.0 feet
|
54.0 feet
|
62.0 feet
|
63.0 feet
|
Wall-to-interlock (double-loaded) (W3)
|
—
|
44.8 feet
|
52.5 feet
|
61.3 feet
|
—
|
Interlock-to-interlock (double-loaded) (W4)
|
—
|
42.6 feet
|
51.0 feet
|
60.6 feet
|
—
|
1
|
Parking spaces located behind an enclosed garage and located
directly off a through aisle shall be at least 30 feet deep.
|
2
|
This dimension represents (AW) for one-way traffic. For two-way
traffic, add 8.0 feet to a maximum (AW) of 26.0 feet.
|
Table 450-37G(7): Minimum Permitted Throat Length
| ||||
---|---|---|---|---|
Land Use
|
Type
|
Scale of Development
|
Type of Access Street
| |
Collector
(feet)
|
Arterial
(feet)
| |||
Residential
|
Any residential
|
0-100 dwelling units
|
25
|
—
|
101 to 200 dwelling units
|
50
|
75
| ||
201+ dwelling units
|
75
|
125
| ||
Commercial
|
Office
|
0 to 50,000 gross square feet
|
25
|
50
|
50,000 to 100,000 gross square feet
|
25
|
75
| ||
100,001 to 200,000 gross square feet
|
50
|
100
| ||
200,001+ gross square feet
|
100
|
150
| ||
In-vehicle sales
|
0 to 2,000 gross square feet
|
25
|
75
| |
2,001+ gross square feet
|
50
|
100
| ||
Indoor entertainment
|
0 to 15,000 gross square feet
|
25
|
50
| |
15,001+ gross square feet
|
25
|
75
| ||
Commercial lodging
|
0 to 150 rooms
|
25
|
75
| |
151+ rooms
|
25
|
100
| ||
Other commercial uses
|
0 to 25,000 gross square feet
|
25
|
50
| |
25,001 to 100,000 gross square feet
|
25
|
75
| ||
100,001 to 500,000 gross square feet
|
50
|
100
| ||
500,001+ gross square feet
|
75
|
200
| ||
Industrial
|
All industrial uses
|
0 to 100,000 gross square feet
|
25
|
50
|
100,001 to 500,000 gross square feet
|
50
|
100
| ||
501,001+ gross square feet
|
50
|
200
| ||
All other uses
|
6+ parking spaces
|
—
|
25
|
50
|
Table 450-38: Loading Standards
| ||||||
---|---|---|---|---|---|---|
Design Vehicle
|
Length (L)
(feet)
|
Dock Angle (ɑ)
|
Clearance (D)
(feet)
|
Berth Width (W)
(feet)
|
Apron Space (A)
(feet)
|
Total Offset (T)
(feet)
|
WB-40
|
50
|
90°
|
50
|
10
|
63
|
113
|
12
|
56
|
106
| ||||
14
|
52
|
102
| ||||
60°
|
44
|
10
|
46
|
90
| ||
12
|
40
|
84
| ||||
14
|
35
|
79
| ||||
45°
|
36
|
10
|
37
|
73
| ||
12
|
32
|
68
| ||||
14
|
29
|
65
| ||||
WB-50
|
55
|
90°
|
55
|
10
|
77
|
132
|
12
|
72
|
127
| ||||
14
|
67
|
122
| ||||
60°
|
48
|
10
|
55
|
103
| ||
12
|
51
|
99
| ||||
14
|
46
|
94
| ||||
45°
|
39
|
10
|
45
|
84
| ||
12
|
40
|
79
| ||||
14
|
37
|
76
|
Location
|
K
|
---|---|
On or beyond any residence district boundary line
| |
Continuous
|
0.003
|
Impulsive
|
0.006
|
Less than 8 pulses per 24-hour period
|
0.015
|
Location
|
K
|
---|---|
On or beyond the any adjacent lot line
| |
Continuous
|
0.015
|
Impulsive
|
0.030
|
Less than 8 pulses per 24-hour period
|
0.075
|
On or beyond any residence district boundary line
| |
Continuous
|
0.003
|
Impulsive
|
0.006
|
Less than 8 pulses per 24-hour period
|
0.015
|
Location
|
K
|
---|---|
On or beyond the any adjacent lot line
| |
Continuous
|
0.030
|
Impulsive
|
0.060
|
Less than 8 pulses per 24-hour period
|
0.150
|
On or beyond any residence district boundary line
| |
Continuous
|
0.003
|
Impulsive
|
0.006
|
Less than 8 pulses per 24-hour period
|
0.015
|
Table 450-42C(1): Maximum Permitted Noise Level at Lot Line
for Noise Radiated Continuously*
| |
---|---|
Zoning District
|
Increase in Noise Level over Ambient Level (dBA)
|
A-1, A-2, C-1, C-2, R-1, R-2, R-3, R-4
|
plus 3 dBA
|
B-1, B-2, B-3, B-4, HMU, O-1, M-1
|
plus 5 dBA
|
M-2, M-3
|
plus 8 dBA
|
*
|
If the noise is not smooth and continuous or is present only
during daytime hours, one or more of the corrections, in Table 450-42C(2)
below, shall be added to or subtracted from each of the decibel levels
given above in Table 450-42C(1).
|
Table 450-42C(2): Adjustment Factors for Maximum Noise Levels
| |
---|---|
Type of Operation in Character of Noise
|
Correction in Decibels
|
Daytime operation only
|
plus 5
|
Noise source operates less than 20% of any one-hour period
|
plus 5*
|
Noise source operates less than 5% of any one-hour period
|
plus 10*
|
Noise source operates less than 1% of any one-hour period
|
plus 15*
|
Noise of impulsive character (hammering, etc.)
|
minus 5
|
Noise of periodic character (hum, speech, etc.)
|
minus 5
|
*
|
Apply one of these corrections only.
|