(a) Grading. Streets shall be graded as established on the preliminary plan and as reviewed by the City Engineer.
(b) Cross Drains. Shall be a minimum diameter as determined by the Commission reinforced concrete or corrugated metal pie and shall be placed wherever necessary to transfer water across roads to a natural watercourse and at road intersections where needed.
(c) Curbing. Shall be either a straight, battered or rolled concrete mix, or a rolled bituminous mix or as determined by the Commission. Type required shall depend on street width and grade on a minimum paved cartway of 20 feet.
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(1) Strai
ght |
(2) Battered |
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(3) Rolled - Concrete |
(4) Rolled - Bituminous |
(d) Base Course. A base course shall be constructed to the approval of the Commission of native stone, limestone, crushed slag, or similar material properly graded and meeting the requirements of the current specifications of the State Commissioner of Highways.
Lesser base courses may be authorized by the Commission on advice from the City Engineer or smaller streets where the character of the drainage of the subgrade, the size of the subdivision and nature of the traffic warrants.
(e) Pavement. A two and one-half bituminous plant mixed surface may be placed on the prepared base to meet the requirements of the specifications of the State Commissioner of Highways or the Planning Commission.
Where a six-inch base is authorized, a bituminous double surface treatment in accordance with State Commissioner of Highways specifications may be used.
Either type of pavement listed above must be approved by the Commission on advice from the City Engineer before the final application is approved. Said installation shall be under the direct supervision of the City Engineer. (Ord. 9-3-68.)