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SECTIO91 ♦ Secondary Contain ent ping System Components d. If solvent is used to clean bonding surfaces, allow 3. One r wrench the cleaner to evaporate. Then apply adhesive to all bonding surfaces, and insert the nipple into the For installing saddles,the following equipment is recom- line by lifting the line or moving it to one side. mended: Pushing the pipe back into the line will push the nipple into the bell. Make certain that all tapers 1. Sanding equipment are tightly locked. Be careful not to cock the joint. a. power sander with rough surface sanding disc(flex- 1.8.4 Leaking Joints ible pad with 40 grit or less disc), or Any adhesive-bonded joints that leak during pressure test- b. hand file (coarse) ing MUST BE REMOVED AND REPLACED. Follow the procedures shown for Fig. 1.8.6 using two sleeve couplings 2. Fine-tooth circular hole saw with pilot drill and pipe nipple. 3. Hose clamps or Band-It(2)banding tool large enough to Upon completing any necessary repairs to the piping sys- secure saddles to pipe. (If banding is used, the Band-It tem, follow the proper testing sequence to verify the sys- banding tool is preferred,because this tool does not tem's integrity. leave slack in the band when the tool is removed. Two Band-It tools are recommended so that the saddle can PART TWO •SECONDARY CONTAINMENT PIPING be pulled down uniformly. Use%" (19 mm)banding. INTRODUCTION Section 5-Cutting and Tapering(cutting) Before beginning any installation, it is important that Section 6-Installation (piping layout and trench design; all crew members read and be familiar with the instal- adhesive mixing and curing) lation procedures described in this manual. � rAINMENT PIPING SYSTEM r� � F The secondary containment piping system is designed for )��@� use with RED THREAD IIA product pipe. The secondary 110rofh containment system consists of the next larger size pipe �� Containment Pipe and special two-piece fittings. Smith Fiberglass Products "RIN rV also offers a patented(1)telescoping containment pipe sys- fiberglass Products secondary containment piping tem that allows 100%inspection of primary piping(refer ��es are as follows: to Part Three). Containment Pipe Size For Product Pipe Size Many of the procedures used for installing product 3" 75 mm 2" 50,inni° pipe and fittings are also used for installing secondary 4" 100 mm " 3" 75 rnm containment pipe and fittings. Refer to Part One for 6"(3) 150 mm 4" 100 mm installation instructions for product pipe and fittings and to Bulletin No. F6600 for tapering tool operating 2.1.2 Secondary Containment Fittings instructions. Available secondary containment fittings are tees, 90°el- Following are useful sections of Part One: bows, 45°elbows, couplings, nipples,termination fittings (with or without%"NPT threaded outlet), and saddles Section 1 -Storage and Handling (belled or with NPT threaded outlets). Section 2-Layout and Preparation 2.1.3 Adhesive for Secondary Containment Piping Section 3-Tool and Equipment List For petroleum products, alcohols, and alcohol/gasoline mixtures, use DS-8000 or DS-7000 series adhesive for in- Note: For installation of bolts, use one of the following: stalling secondary containment piping systems. When joining secondary containment pipe-to-fittings and fit- 1. X"variable impact wrench with X" socket tings-to-fittings, fiberglass filler must be added to the adhesive to ensure optimum performance of this type 2. X"variable speed drill motor with X"socket of bonded joint. Filler must be ordered from Smith Fiberglass Products. Due to the quantity of adhesive re- (1)U.S.Patent No.4,805,444 (3) Note: 6"(150 mm)secondary containment pipe is not UL Listed. (2) Band-It Banding Tool available from Band-It Idex,Inc.,P.O.Box 16307, 4799 Dahlia St.,Denver,CO 80216,303-320-4555. RED THREAD IIA Pipe br Fittings 21