Street Classification
| |||
---|---|---|---|
Widths and Grades
|
Local
|
Secondary
|
Business
|
Minimum width of right-of-way (feet)
|
50
|
60
|
60
|
Minimum width of pavement, excluding curbs or
gutters (feet)
|
30, except 36 where located in a multifamily residence district and 24 in R-1; also see Subsection C(3) of this section
|
38
|
40
|
Ordinary minimum radius of horizontal curves
of street line (feet)
|
200
|
400
|
400
|
Ordinary minimum length of vertical curves at
surface of pavement (feet)
|
Not less than 20 for each 1% algebraic difference
of grade
|
Not less than 30 for each 1% algebraic difference
of grade
|
200
|
Ordinary minimum length of tangents between
reverse curves (feet)
|
50
|
150
|
200
|
Ordinary maximum grade
|
10%
|
8%
|
6%
|
Ordinary minimum grade
|
1.5%
|
1.5%
|
1.5%
|
Minimum sight distance (feet)
|
150
|
250
|
250
|