§ 7.5-68. Materials.

(1)

Compliance: All materials shall comply with Georgia DOT Standard Specifications for Construction of Roads and Bridges, 1993 edition, as amended, with supplemental specifications and standard details, unless otherwise noted.

(2)

Streets:

(a)

GAB. Graded aggregated base course shall consist of mineral aggregate and may be a combination of natural deposit or a blend of the materials specified in the Georgia DOT in Standard Specifications Section 815

(b)

Black base. Black base shall consist of asphalt concrete conforming to Type B specifications of the Georgia DOT in Standard Specifications Section 828.

(c)

Prime. After the base has been placed, mixed, compacted, shaped, inspected and accepted, it shall be primed with suitable asphalt materials as specified in Georgia DOT in Standard Specifications Section 412.

(d)

Tack. Tack coat shall be applied on a prepared road surface according to the requirements of Georgia DOT in Standard Specifications Section 413.

(e)

Surface course. Type E Asphalt concrete as specified in the Georgia DOT in Standard Specifications Section 828.

(3)

Curb and gutter. Concrete shall be Class "A" as defined by Georgia DOT in Standard Specifications Section 500 and have a minimum compressive strength of three thousand (3,000) psi at twenty-eight (28) days.

(4)

Storm sewers.

(a)

Georgia DOT Standard Detail 1030D shall be used in determining class concrete or gauge of pipe under fill.

(b)

A certification by the supplier of the pipe specifications for each pipe shall be required before installation.

(c)

Concrete pipe shall be steel reinforced in accordance with AASHTO: M170.

(d)

All corrugated metal pipe shall be aluminum or type II aluminized steel.

(e)

High Density Polyethylene (HDPE) pipe materials may be acceptable at locations approved by the Public Works Department. HDPE Corrugated and Smooth Lined Pipe and Fittings shall be manufactured in accordance with requirements of AASHTO M 294 and AASHTO MP7, latest edition.

(Ord. No. 25-07, § 1, 6-7-07)