01-25-2016 Council Packet - Laserfiche WebLink

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F. Shields for 4" and larger piping shall be fabricated of 14 gauge galvanized iron and for smaller piping shall be fabricated of 16 gauge galvanized iron. Shields shall encompass one half of the diameter of the covering and lengths shall be as follows: PIPE SIZE SHIELD LENGTH Up to 6" 6" Over 6" Pipe Diameter 3.09 Pipe Sleeves: A. Fabricate sleeves from new material, with ends cut square. Install sleeves 1 1/2" larger than O.D. of pipe or pipe insulation, where insulated. Caulk annular space between pipe and sleeve with a waterproof caulking material, 1. Exterior Wall Sleeves: Install sleeve reamed with welded flanged ends flush with wall. 2. Floor Sleeves: Install sleeves reamed with the top of the sleeve 4" above the floor in equipment rooms and wet areas and 1/4" above the floor in all other locations. 3. Masonry Wall Sleeves (Interior): Install sleeves reamed and finished flush with wall. 4. Gypsum Wall Sleeve & Sleeves Through Existing Construction: Terminate ends flush with wall. B. Sleeves shall be set and maintained in place during the progress of the work. 3.10 Installation of Pipe Insulation: A. Insulation materials shall not be installed until all surfaces to be covered are clean and dry, and all foreign material, such as rust, scale, dirt, etc., has been removed. Insulation shall be clean and dry when installed and during the application of any finish. B. All pipe insulation shall be continuous through walls, floors and ceiling openings. C. Where piping and ducts pass through walls, floors or partitions, the openings in the construction around the piping and ducts shall be packed with fire -stop material to provide an effective barrier against the spread of fire, smoke and gasses. Plumbing (Roofing Related) 22 14 26-12 City of Lino Lakes Lino Lakes Fire Station #1 RSI Project # 15-12120-02