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Title: Section 507  •  Size: 7907

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SECTION 1507 - ROOF-COVERING MATERIALS AND APPLICATION

1507.1 Materials. The quality and design of roofing materials and their fastenings shall conform to the applicable standards listed in Chapter 35, Part II.

1507.2 Identification. All material shall be delivered in packages bearing the manufacturer's label or identifying mark.

Each package of asphalt shingles, mineral surfaced roll roofing, fire-retardant-treated wood shingles and shakes, modified bitumen, thermoplastic and thermoset membranes and built-up roofing ply materials shall bear the label of an approved agency having a service for the inspection of material and finished products during manufacture.

Each bundle of wood shakes or shingles shall comply with U.B.C. Standard 15-3 or 15-4, respectively. Each bundle of wood shakes or shingles and slate shingles shall bear the label or identification mark of an approved inspection bureau or agency showing the grade.

Asphalt shall be delivered in cartons indicating the name of the manufacturer, the flash point and the type of product. Bulk shipments shall be accompanied with the same information issued in the form of a certification or on the bill of lading by the manufacturer. Coal tar pitch shall bear the manufacturer's name and type. Additional information such as equiviscous temperature (EVT) may be furnished.

1507.3 Asbestos-cement Roofing. Corrugated asbestos-cement roofing shall be applied in an approved manner.

1507.4 Asbestos-cement Shingles. Asbestos-cement shingles shall be installed in an approved manner.

1507.5 Asphalt Shingles. Asphalt shingles shall be fastened according to manufacturer's instructions and Table 15-B-1.

1507.6 Built-up Roofs. Built-up roofing shall be applied in accordance with the manufacturer's instructions and Tables 15-E through 15-G.

1507.7 Clay or Concrete Tile. Tile of clay or concrete shall comply with U.B.C. Standard 15-5 and shall be installed in accordance with manufacturer's instructions and Tables 15-D-1 and 15-D-2.

1507.8 Metal Roofing. Metal roofing exposed to the weather shall be corrosion resistant.

Corrugated or ribbed steel shall not be less than 0.013 inch (0.33 mm) (No. 30 galvanized sheet gage).

Flat steel sheets shall not be less than 0.013 inch (0.33 mm) (No. 30 galvanized sheet gage). Other ferrous sections or shapes shall not be less than No. 26 galvanized sheet gage.

Flat nonferrous sheets shall not be less than 0.0159 inch (0.40 mm) (No. 28 B.&S. gage). Other nonferrous sections or shapes shall not be less than 0.0179 inch (0.45 mm) (No. 25 B.&S. gage).

Corrugated or otherwise shaped sheets or sections shall be designed to support the required live load between supporting members.

Ferrous sheets or sections shall comply with Chapter 22, Division V.

1507.9 Metal Shingles. Metal shingles shall be applied in an approved manner. Nonferrous shingles shall not be less than 0.0159 inch (0.40 mm) (No. 28 B.&S. gage).

1507.10 Sheet Roofing. Sheet roofing shall be installed in an approved manner.

1507.11 Slate Shingles. Slate shingles shall be installed in an approved manner.

1507.12 Wood Shakes. Shakes shall comply with U.B.C. Standard 15-3 and shall be installed in accordance with Table 15-B-2.

1507.13 Wood Shingles. Shingles shall comply with U.B.C. Standard 15-4 and shall be installed in accordance with Table 15-B-2.

1507.14 Modified Bitumen, Thermoplastic and Thermoset Membranes. Modified bitumen, thermoplastic and thermoset roof membranes shall be applied in accordance with the manufacturer's instructions.

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