United States government master specification for the construction of built-up roofing, type 3ACS.

Description

Corporate Author

United States. National Bureau of Standards.

Related Names

United States. Department of Commerce.
Federal Specifications Board (U.S.)

Language(s)

English

Published

Washington, DC : United States Government Printing Office, 1924.

Subjects

Roofing
Roofing > Roofing / Equipment and supplies > Roofing / Equipment and supplies / Specifications > Roofing / Equipment and supplies / Specifications / United States.
Flashing (Building materials) > Flashing (Building materials) / Specifications > Flashing (Building materials) / Specifications / United States.
Coal-tar products > Coal-tar products / Specifications > Coal-tar products / Specifications / United States.

Summary

This roofing shall consist of three layers or piles of coal-tar saturated rag felt cemented together with coal-tar pitch and surfaced with slag, gravel, or similar surfacing materials, as called for in the proposal for the work. Flashings of the type required under the specification for the building shall be included and shall conform to United States government master specification for flashings no.156 or 157.

Note

"Specification no. 148 adopted June 1, 1924."
"Circular no. 172 issued July 8, 1924."

Physical Description

3 pages ; 26 cm.

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