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INDIAN RIVER COUNTY JULY 25, 2014 <br />INTERGENERATIONAL RECREATION CENTER 100% CONSTRUCTION DOCUMENTS <br />1. Install steel pipe for sleeves smaller than 6 inches in diameter. <br />2. Install cast-iron "wall pipes" for sleeves 6 inches and larger in diameter. <br />3. Mechanical Sleeve Seal Installation: Select type and number of sealing elements <br />required for pipe material and size. Position pipe in center of sleeve. Assemble <br />mechanical sleeve seals and install in annular space between pipe and sleeve. Tighten <br />bolts against pressure plates that cause sealing elements to expand and make watertight <br />seal. <br />P. Fire -Barrier Penetrations: Maintain indicated fire rating of walls, partitions, ceilings, and floors at <br />pipe penetrations. Seal pipe penetrations with firestop materials. Refer to Division 07 Section <br />"Penetration Firestopping" for materials. <br />Q. Verify final equipment locations for roughing -in. <br />R. Refer to equipment specifications in other Sections of these Specifications for roughing -in <br />requirements. <br />3.2 PIPING JOINT CONSTRUCTION <br />A. Join pipe and fittings according to the following requirements and Division 21 Sections <br />specifying piping systems. <br />B. Ream ends of pipes and tubes and remove burrs. Bevel plain ends of steel pipe. <br />C. Remove scale, slag, dirt, and debris from inside and outside of pipe and fittings before <br />assembly. <br />D. Soldered Joints: Apply ASTM B 813, water-flushable flux, unless otherwise indicated, to tube <br />end. Construct joints according to ASTM B 828 or CDA's "Copper Tube Handbook," using lead- <br />free solder alloy complying with ASTM B 32. <br />E. Threaded Joints: Thread pipe with tapered pipe threads according to ASME B1.20.1. Cut <br />threads full and clean using sharp dies. Ream threaded pipe ends to remove burrs and restore <br />full ID. Join pipe fittings and valves as follows: <br />1. Apply appropriate tape or thread compound to external pipe threads unless dry seal <br />threading is specified. <br />2. Damaged Threads: Do not use pipe or pipe fittings with threads that are corroded or <br />damaged. Do not use pipe sections that have cracked or open welds. <br />F. Welded Joints: Construct joints according to AWS D10.12, using qualified processes and <br />welding operators according to Part 1 "Quality Assurance" Article. <br />G. Flanged Joints: Select appropriate gasket material, size, type, and thickness for service <br />application. Install gasket concentrically positioned. Use suitable lubricants on bolt threads. <br />3.3 PAINTING <br />A. Painting of fire -suppression systems, equipment, and components is specified in Division 09 <br />Sections "Interior Painting" and "Exterior Painting." <br />B. Damage and Touchup: Repair marred and damaged factory -painted finishes with materials and <br />procedures to match original factory finish. <br />COMMON WORK RESULTS FOR FIRE SUPPRESSION 210500 - 6 <br />