Table 5.1
Minimum Width of Right-of-Way
(in feet)
| |||||
---|---|---|---|---|---|
LOW
|
MEDIUM
|
HIGH
|
COMMERCIAL
|
INDUSTRIAL
| |
Frontage Streets
|
26
|
28
|
30
|
50
|
See Note 1
|
Cul-de-sac and Dead-end
|
30
|
40
|
50
|
50
|
See Note 1
|
Local Street
|
40
|
50
|
50
|
50
|
See Note 1
|
Collector Street
|
50
|
60
|
70
|
60
|
See Note 1
|
Minor Arterial
|
60
|
80
|
80
|
80
|
80
|
Principal Arterial
|
80
|
80
|
100
|
100
|
100
|
Note #1 - Minimum right-of-way is that right-of-way required
to contain the full roadway section including all side slopes.
|
Table 5.2
Minimum Pavement Width
(in feet including curbs)
| |||||
---|---|---|---|---|---|
LOW
|
MEDIUM
|
HIGH
|
COMMERCIAL
|
INDUSTRIAL
| |
Frontage Street
|
18 w/c*
|
20 w/c
|
22 w/c
|
30 w/c
|
22 (Note 2)
|
Cul-de-sacs and Dead-end
|
20 w/c*
|
28 w/c
|
32 w/c
|
30 w/c
|
22 (Note 2)
|
Local Street
|
28 w/c*
|
30 w/c
|
32 w/c
|
36 w/c
|
22 (Note 2)
|
Collector Street
|
32 w/c*
|
36 w/c
|
40 w/c
|
40 w/c
|
22 (Note 2)
|
Minor Arterial
|
40 w/c
|
40 w/c
|
44 w/c
|
44 w/c
|
44 w/c
|
Principal Arterial
|
44 w/c
|
48 w/c
|
48 w/c
|
48 w/c
|
48 w/c
|
w/c means "with curb"
|
---|
Note 2 — With a 6' stabilized shoulder on each side. Curb
and gutter and sidewalks are not required on industrial streets
|
*
|
The Planning Commission may waive this requirement when it finds,
on the basis of evidence presented, that the curbs and gutter would
serve no essential purpose.
|
Table 5.3
Design Speed
(miles per hour)
| |||||
---|---|---|---|---|---|
LOW
|
MEDIUM
|
HIGH
|
COMMERCIAL
|
INDUSTRIAL
| |
Frontage Street
|
10
|
10
|
15
|
15
|
15
|
Cul-de-sacs and Dead-end
|
20
|
20
|
25
|
25
|
25
|
Local Street
|
25
|
30
|
30
|
30
|
30
|
Collector Street
|
30
|
35
|
35
|
35
|
35
|
Minor Arterial
|
40
|
40
|
40
|
40
|
40
|
Principal Arterial
|
40
|
40
|
40
|
50
|
50
|
Table 5.4
Maximum Grade
(percent)
| |||||
---|---|---|---|---|---|
LOW
|
MEDIUM
|
HIGH
|
COMMERCIAL
|
INDUSTRIAL
| |
Frontage Street
|
10
|
10
|
8
|
6
|
6
|
Cul-de-sacs and Dead-end
|
10
|
10
|
8
|
6
|
6
|
Local Street
|
10
|
10
|
8
|
6
|
6
|
Collector Street
|
8
|
8
|
8
|
6
|
6
|
Minor Arterial
|
6
|
6
|
6
|
5
|
5
|
Principal Arterial
|
6
|
6
|
6
|
5
|
5
|
Minimum Grade (Percent) on all Streets: 0.25%.
|
Table 5.5
Minimum Radius of Curve
(in feet)
| |||||
---|---|---|---|---|---|
LOW
|
MEDIUM
|
HIGH
|
COMMERCIAL
|
INDUSTRIAL
| |
Frontage Street
|
100
|
100
|
100
|
100
|
100
|
Cul-de-sacs and Dead-end
|
100
|
100
|
100
|
100
|
100
|
Local Street
|
100
|
100
|
100
|
100
|
100
|
Collector Street
|
100
|
100
|
100
|
200
|
200
|
Minor Arterial
|
300
|
300
|
300
|
400
|
400
|
Principal Arterial
|
500
|
500
|
500
|
500
|
500
|
Table 5.6
Minimum Tangents Between Reverse Curves
(in feet)
| |||||
---|---|---|---|---|---|
LOW
|
MEDIUM
|
HIGH
|
COMMERCIAL
|
INDUSTRIAL
| |
Frontage Street
|
100
|
100
|
150
|
200
|
200
|
Cul-de-sacs and Dead-end
|
100
|
100
|
150
|
200
|
200
|
Local Street
|
100
|
100
|
150
|
200
|
200
|
Collector Street
|
100
|
100
|
150
|
200
|
200
|
Minor Arterial
|
200
|
200
|
250
|
300
|
300
|
Principal Arterial
|
300
|
300
|
350
|
400
|
400
|
Table 5.7
Minimum Length of Vertical Curves
(in feet)
| |||||
---|---|---|---|---|---|
LOW
|
MEDIUM
|
HIGH
|
COMMERCIAL
|
INDUSTRIAL
| |
Frontage Street
|
100 feet, but not less than 20 feet for each percent difference
in grade
| ||||
Cul-de-sacs & Dead-end
| |||||
Local Street
| |||||
Collector Street
| |||||
Minor Arterial
|
200 feet, but not less than 50 feet for each percent difference
in grade
| ||||
Principal Arterial
|
Table 5.8
Minimum Cul-de-sac Dimensions
(in Feet)
| |||||
---|---|---|---|---|---|
LOW
|
MEDIUM
|
HIGH
|
COMMERCIAL
|
INDUSTRIAL
| |
Right-of-way Radius
|
35
|
35
|
40
|
40
|
40
|
Pavement
|
30
|
30
|
35
|
40
|
40
|
Center Island Diameter
(if required)
|
40
|
40
|
50
|
60
|
60
|
Permanent
|
Six times minimum lot width serving no more than fourteen (14)
dwelling units and not exceeding 600 feet in length
|
Recommended Maximum Cul-de-sac or Dead-end Street Length in
feet:
| |
LOW:
|
1,000*
|
MED:
|
800*
|
HIGH:
|
600*
|
COMM:
|
N/A
|
IND:
|
N/A
|
*
|
w/c: Serving no more than fourteen
|
Table 5.9
Minimum Sidewalk Requirements
Sidewalk Requirements
by Development Density
| ||||
---|---|---|---|---|
Residential
|
Nonresidential
| |||
Nature of Street
|
LOW
|
MEDIUM
|
HIGH
|
NONRES
|
Local
|
4 ft. wide
|
4 ft. wide
|
5 ft. wide
|
6 ft. wide
|
Collector
|
4 ft. wide
|
4 ft. wide
|
5 ft. wide
|
6 ft. wide
|
Minor Arterial
|
4 ft. wide
|
4 ft. wide
|
5 ft. wide
|
6 ft. wide
|
Principal Arterial
|
5 ft. wide
|
5 ft. wide
|
5 ft. wide
|
6 ft. wide
|
Where sidewalks are required, they shall be constructed on both
sides of the street, unless an alternate plan is approved by the Planning
Commission.
|