Type of Street
|
Right-of-Way
(feet)
|
Cartway
(feet)
|
Sidewalks Required
|
Parking Permitted in Right-of-Way
| |
---|---|---|---|---|---|
Arterial
|
86
|
46
|
Yes
|
No
| |
Collector
|
60
|
40
|
Yes
|
Yes
| |
Minor
|
50
|
30
|
Yes
|
Yes
| |
Marginal access
|
50
|
30
|
Yes
|
Yes
|
Use
|
FABC
|
Stabilized Base
(inches)
| |
---|---|---|---|
Arterial street
|
FABC-1, 2 inches
|
6
| |
Collector street
|
FABC-1, 2 inches
|
6
| |
Minor street
|
FABC-1, 2 inches
|
5
| |
Marginal access street
|
FABC-1, 2 inches
|
5
| |
Parking lots
[Amended 8-13-1991 by Ord. No. 7-91] | |||
Automobile
|
FABC-1, 2 inches
|
3 (bituminous stabilized base course)
| |
Truck
|
FABC-1, 2 inches
|
3 (bituminous stabilized base course) and 4
(dense graded aggregate)
|
Minimum and Maximum Block Length
Standard
| |||||
---|---|---|---|---|---|
Category
|
Lot Width
(feet)
|
Minimum Number of Lots
|
Maximum Number of Lots
|
Recommended Standards
| |
A
|
100 or less
|
5
|
15
|
10-12
| |
B
|
101-120
|
5
|
14
|
10-12
| |
C
|
121-160
|
4
|
12
|
8-10
| |
D
|
161-200 or more
|
3
|
10
|
6-8
|
Q
|
=
|
CIA, in which
| |
Q
|
=
|
Volume in cubic feet per second
| |
C
|
=
|
Runoff factor
| |
I
|
=
|
Intensity of rainfall in inches per hour
| |
A
|
=
|
Watershed area in acres
|
Land Use
|
Description
|
Coefficient
| |
---|---|---|---|
Residential
|
Individual dwelling with a lot size of 20,000
square feet
|
0.40
| |
Residential
|
Individual dwelling with a lot size of less
than 20,000 square feet
|
0.50
| |
Apartments
|
0.70
| ||
Commercial
|
0.85
| ||
Industrial
|
0.80
| ||
Undeveloped or parks
|
0.25
|
n
|
=
|
0.015 (best concrete-lined ditch)
| |
n
|
=
|
0.025 (best unlined ditch)
| |
n
|
=
|
0.03 - 0.15 (fair to poor natural streams and
watercourses)
|
Excavation Material
|
Velocity
(feet per second)
| |
---|---|---|
Fine sand and firm loam
|
2.5 - 3.5
| |
Stiff clay and hard pan
|
3.75 - 6.0
| |
Concrete-lined ditch
|
15
|