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(A) All road construction shall be in accordance with the latest edition of the Standard Specifications for Roads and Structures as published by the North Carolina Department of Transportation, Division of Highways. Condition of subgrade shall be determined by the Town Engineer.
(B) Widths for street and road classifications other than local shall be as required by the thoroughfare plan. Width of local roads and streets shall be as follows:
Road Type | w/Curb and Gutter (feet) | w/o Curb and Gutter |
Local Residential, Local Street | 26, to face of curb | 24 |
Residential Collector | 34 | 24 |
Cul-de-sac* |
* The distance from the edge of the pavement of the turnaround to the right-of-way line shall not be less than the distance from the edge of the pavement to the right-of-way line on the street approaching the turnaround, as illustrated on the following page.
(Ord. 01-2000, passed 6-27-00)
The standards outlined below shall apply to all subdivision streets proposed for addition to the State Highway System (or Municipal Street System). In cases where a subdivision is sought adjacent to a proposed thoroughfare corridor, the requirements of dedication and reservation discussed in § 150.34(B) shall apply.
(Ord. 01-2000, passed 6-27-00)
(A) The maximum grades in percent shall be:
Design Speed
| Level
| Rolling
| Mountainous
|
60 | 3 | 4 | 6 |
50 | 4 | 5 | 7 |
40 | 5 | 6 | 8 |
30 | 9 | 10 | |
20 | 12 |
(B) A minimum grade for curbed streets normally should not be less than 0.5%, a grade of 0.35% may be allowed where there is a high type pavement accurately crowned and in areas where special drainage conditions may control.
(C) Grades for 100 feet each way from intersections should not exceed 5%.
(D) For streets and roads with projected annual average daily traffic less than 250, short grades, less than 500 feet long, may be no greater than 15.0%.
(Ord. 01-2000, passed 6-27-00) Penalty, see § 150.53
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