United States Government Master Specification for the Construction of Built-up Roofing, Type 4ACS.

United States Government Master Specification for the Construction of Built-up Roofing, Type 4ACS.
Author: United States. National Bureau of Standards
Publisher:
Total Pages: 4
Release: 1924
Genre: Coal-tar products
ISBN:

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This roofing shall consist of four 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.

United States Government Master Specification for the Construction of Built-up Roofing, Type 3TCS.

United States Government Master Specification for the Construction of Built-up Roofing, Type 3TCS.
Author: United States. National Bureau of Standards
Publisher:
Total Pages: 4
Release: 1924
Genre: Coal-tar products
ISBN:

Download United States Government Master Specification for the Construction of Built-up Roofing, Type 3TCS. Book in PDF, Epub and Kindle

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.