Arterial
|
Collector
|
Local Street
|
Private Way
| |
---|---|---|---|---|
Minimum right-of-way
|
120 feet
|
60 feet
|
50 to 60 feet
|
50 feet
|
Minimum width of pavement
|
(4) 12-foot traffic lanes
|
(2) 12-foot traffic lanes
|
24 feet
|
20 feet
|
Minimum grade
|
0.5%
|
0.5%
|
1%
|
1%
|
Maximum grade
|
0.6%
|
8%
|
8%
|
8%
|
Maximum grade at intersections
|
3%
|
3%
|
3%
| |
Minimum angle of intersections
|
60°
|
60°
|
60°
|
60°
|
Minimum center line radius curves
|
200 feet
|
200 feet
|
100 feet
|
200 feet
|
Minimum paved shoulder width
|
10 feet
|
8 feet
|
1 foot
|
1 foot
|
Minimum road base
| ||||
Excavation subbase
|
24 inches
|
21 inches
|
21 inches
|
21 inches
|
Compacted-gravel upper base
|
21 inches
|
18 inches
|
18 inches
|
18 inches
|
Crushed gravel
|
3 inches
|
3 inches
|
3 inches
|
3 inches
|
Bituminous concrete lower base
| ||||
12.5 mm or 19 mm Superpave top
|
2 inches to 4 inches
|
1 3/4 inches to 2 inches
|
1 1/2 inches
|
1 1/2 inches
|
9.5 mm or 12.5 mm Superpave
|
1 1/2 inches to 1 3/4 inches
|
1 1/2 inches to 1 3/4 inches
|
1 1/4 inches to 1 1/2 inches
|
1 1/4 inches to 1 1/2 inches
|
Minimum underdrain
|
4 inches
|
4 inches
|
4 inches
|
4 inches
|
Property line minimum radii at intersection
|
20 feet
|
20 feet
|
20 feet
|
20 feet
|
Road crown minimum
|
1/4 inch per foot
|
1/4 inch per foot
|
1/4 inch per foot
|
1/4 inch per foot
|
Curb radii at intersection
| ||||
90° intersection
|
25 feet
|
25 feet
|
25 feet
|
25 feet
|
Less than 90° intersection
|
30 feet
|
30 feet
|
30 feet
|
30 feet
|
Sidewalks
| ||||
Minimum width
|
5 feet
|
5 feet
|
5.5 feet
|
0
|
Compacted gravel base course
|
12 inches
|
12 inches
|
12 inches
| |
Top
|
(Approval of City Engineer)
|
Average Size of Single Family
|
Percentage of Development Tract to be Reserved for Recreation
Purposes
|
---|---|
80,000 square feet or greater
|
1.6%
|
40,000 square feet
|
3.3%
|
20,000 square feet
|
6.5%
|
15,000 square feet
|
8.7%
|
10,000 square feet or less
|
13.02%
|
Multiple-family units
|
300 square feet per unit
|
Principal Use
|
Number of Spaces
|
---|---|
Single family and duplex
|
2 per unit
|
Efficiency units/multifamily
|
1 per unit
|
1 to 2 bedrooms/multifamily
|
1.5 per unit
|
3 or more bedrooms/multifamily
|
2 per unit
|
Accessory dwelling unit
|
N/A
|
Affordable housing development unit (as defined)
|
0.67 per designated affordable unit
|
Hospital
|
1.2 per employee/largest shift
|
Theater/stadium
|
0.3 per seat
|
Restaurant
|
0.3 per seat
|
Industrial
|
1 per employee at the largest shift
|
Place of Worship
|
0.3 per seat
|
College
|
0.5 per student
|
College housing
|
1 per 2 beds
|
Retail - large
|
5 per 1,000 square feet of sales area
|
Offices, banks, funeral homes
|
5 per 1,000 square feet
|
Hotels, motels
|
1 per rented room, and 0.5 per employee
|
Inns, boardinghouses
|
1 per rented room, and 2 for the owner
|
Elementary/junior high school
|
1.3 per classroom
|
Senior high school
|
1 per staff, plus 1 per 5 students
|
Medical offices
|
4 per 1,000 square feet
|
Auto sales and service
|
1.5 per 100 square feet
|
Bowling alleys
|
4.2 per lane
|
Congregate care facility
|
1.25 space per unit
|
Extended care facility
|
2 per unit
|
Drive-in window services
|
8 stacking spaces for first window, and 2 per additional window
|
Other commercial or business
|
1 per 250 square feet
|
Parking Angle
|
Stall Width
|
Skew Width
|
Stall Depth
|
Aisle Width
|
---|---|---|---|---|
90°
|
9 feet 0 inch
|
0 inch
|
18 feet 5 inches
|
24 feet 0 inch
|
60°
|
8 feet 6 inches
|
10 feet 5 inches
|
19 feet 0 inch
|
(1 way) 16 feet 0 inch
|
45°
|
8 feet 6 inches
|
12 feet 9 inches
|
17 feet 5 inches
|
(1 way) 12 feet 0 inch
|
30°
|
8 feet 6 inches
|
17 feet 0 inch
|
17 feet 5 inches
|
12 feet 0 inch
|
Number of Loading Bays Required for New Structures
| |||||
---|---|---|---|---|---|
Gross Floor Area of Structure
(in thousands of square feet)
| |||||
Type of Use
|
1 to 7
|
8 to 24
|
25 to 100
|
101 to 250
|
Each 250 additional
|
Commercial and industrial uses
|
1
|
2
|
3
|
4
|
1
|
Institutional, office buildings, hotels, residential
|
1
|
1
|
1
|
3
|
1
|
Truck terminals and storage (dependent on facility)
|
15 bays/100,000 square feet of gross floor area
|