| |
With C/G*
|
Without
C/G**
|
With C/G*
|
Without
C/G**
|
|
Minimum
Right of Way |
66' |
66' |
66' |
66' |
|
|
Minimum
Wide of Base Course |
|
|
|
|
|
(Including curb & gutter or shoulders) |
|
|
|
|
|
Local |
30' |
24' |
32' |
32' |
|
Collector |
32' |
32' |
40' |
40' |
|
Arterial |
38' |
38' |
40' |
30' |
|
|
Minimum
Wife of Surface-Blacktop |
|
|
|
|
|
Local |
30' |
20' |
32' |
24' |
|
Collector |
32' |
24' |
40' |
30' |
|
Arterial |
36' |
20' |
40' |
30' |
|
|
Design
Speed (Miles per Hour) |
|
|
|
|
|
Local |
30 |
30 |
30 |
30 |
|
Collector |
35 |
35 |
35 |
35 |
|
Arterial |
40 |
40 |
40 |
40 |
|
|
Cul-de-sacs (Permanent) |
|
|
|
|
|
Cul-de-sacs must be paved entirely with
no island in the center. |
|
|
Maximum Length |
|
|
|
|
|
Maximum
desirable length of roads with
cul-de-sacs is 1,000 feet. Through
roads are the most desirable.
|
|
|
Minimum R.O.W. Diameter at Cul-de-sacs |
|
|
|
|
|
Local |
165' |
165' |
165' |
165' |
| |
|
|
|
|
| |
|
|
|
|
|
Minimum Base Course Diameter |
|
|
|
|
|
Local |
125' |
129' |
125' |
129' |
| |
|
|
|
|
|
Minimum Pavement Diameter |
|
|
|
|
|
Local |
125' |
125' |
125' |
125' |
| |
|
|
|
|
