[HISTORY: Adopted by the Town Board of the Town of Greenwich 6-9-1987.
Amendments noted where applicable.]
GENERAL REFERENCES
Building permits — See Ch. 96.
Manufactured home parks and trailer camps — See Ch.
140.
Site plan review — See Ch. 159.
Subdivision of land — See Ch. 167.
[Amended 11-6-1996; 11-4-1998]
The standards for street design in the Town of Greenwich are as follows:
|
Street Types
|
Commercial
|
Thoroughfare
|
Collector
|
Rural
|
|---|---|---|---|---|
|
Right-of-Way
(feet)
|
70
|
60
|
50
|
50
|
|
Pavement Width
(feet)
|
36
|
24
|
20
|
20
|
|
Maximum Grade
|
4 to 6%
|
8%
|
8%
|
10%, except up to 14% for 200 feet or less
|
|
Minimum Grades
|
0.5%
|
0.5%
|
1%
|
1%
|
|
Minimum Sight Distance (alignment)
(feet)
|
300
|
300
|
250
|
250
|
|
Minimum Vertical Sight Distance
(feet)
|
250
|
250
|
100
|
100
|
|
Intersections
|
90° desired for all, but not less than 75°
| |||
|
Minimum Radius at Intersection
(feet)
|
50
|
40
|
25
|
20
|
|
Minimum Ditch Depth
(inches)
|
18
|
18
|
18
|
18
|
|
Road Culvert
|
Minimum of 18-inch CMP
| |||
|
Driveway Culvert
|
Minimum of 12-inch CMP
Minimum cover 12 inches
| |||
|
Shoulders
(feet)
|
6
|
6
|
5
|
5
|
|
Utility Easement
(feet)
|
20
|
20
|
20
|
20
|
|
Minimum Height
(feet)
|
14
|
12
|
12
|
12
|
|
Surface
|
6-inch blacktop (3-inch base; 2-inch binder; 1-inch blacktop)
|
3 1/2-inch blacktop (2 1/2-inch binder; 1-inch blacktop)
|
3 1/2-inch blacktop
|
3 1/2-inch blacktop or triple surface treatment
|
|
Gravel Base
(inches)
|
12
|
12
|
12
|
12
|
