Street Classification
| |||
---|---|---|---|
Requirement
|
Local Residential
|
Commercial or Industrial
| |
Minimum width of right- of-way (feet)
|
50
|
60
| |
Minimum width of pavement (excluding curbs or
gutters) (feet)
|
30
|
40
| |
Minimum radius of horizontal curves of street
line (feet)
|
200
|
400
| |
Minimum length of vertical curves at surface
of pavement (feet)
|
100, but not less than 20 for each 1% algebraic
difference of grade
|
200
| |
Minimum length of tangents between reverse curves
(feet)
|
100
|
200
| |
Maximum grade (feet)
|
10%
|
6%
| |
Minimum grade
|
1%
|
1%
| |
Minimum sight distance (feet)
|
150
|
250
|