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Secondary Containment System Installation <br /> CO ETP Refer to Table 11 for the maximum length that can be re- <br /> moved and for the minimum nipple length of both product pip- <br /> All clam shell containment fittings consist of two halves with ing and secondary containment piping. <br /> flanges. The bottom half has threaded inserts for ease of assembly. NOTE: Use self-tapping screws or match drill two holes <br /> These fittings are assembled with adhesive and'd-20 wash- (5116")at a distance of 314"(19mm)from the cut end of the <br /> er-head bolts that are furnished with the fittings. The required 45°elbow and the tee. <br /> bolts are supplied in small plastic bags. If extra bolts are re- <br /> quired,they can be purchased from your distributor. Or,you TABLE11. Containment Crossover Information <br /> can use standard'k-20 x 1"long hex head bolts. If you use <br /> standard bolts,place a flat washer on the bolt before torquing. Containment Pipe Size <br /> Fitting <br /> The bonding surfaces of the containment fittings are sup- 3" 4" 6" <br /> plied from the factory pre-sanded. Two-piece secondary con- max.in. max.in. max.in. <br /> Remove from <br /> tainment fittings must be joined using a greater amount of ad- <br /> 45°Elbow 1.25 2.00 1.25 <br /> hesive than is necessary for joining bell and spigot joints of <br /> product piping. Remove from <br /> Apply adhesive to both Side Run of Tee 1.50 1.63 1.00 <br /> ►:::;.`•..:=<s~: halves and to pipe(1116" Product Nipple Size(l) 2x8 3x8 4x10 <br /> min.thickness) <br /> Containment Nipple Size 3x6 4x6 6x8 <br /> (1) Actual length of the product nipple will vary slightly because of <br /> different insertion lengths due to variations in tapers. <br /> To prevent interference of the pipelines,do not locate two <br /> Pipe must fit snugly into containment fittings closer than shown in Table 12 and the <br /> fitting socket so that not drawing at below. <br /> gap exists <br /> Inserts must be used on 3"and 4"90°elbows and tees for TABLE 12.Pipe Separation Distances <br /> Closed interstitial Monitored Systems.Prior to bonding the in- Containment A B C D E <br /> sert,spread the insert splice 3 or 4 times to relax the insert, pipe(in.) (in.) (in.) (in.) (in.) (in.) <br /> The insert may be placed on the containment pipe or primary <br /> fitting for easy access prior to bonding of the containment fit- 3 7.5 10.6 6.5 10 14.5 <br /> ting.Locate the inserts adjacent to the inside radius of the 4 8.5 12 7.5 12 16.5 <br /> containment fitting,as shown below.The split in the insert 6 10.65 15 8 14.75 22 <br /> must be facing up.Do not allow insert to overlap. <br /> Closed Interstitia(Monitored System Inserts Containment A B C D E <br /> Pipe(mm) (mm) (mm) (mm) (mm) (mm) <br /> 75 191 269 165 254 368 <br /> 100 216 305 191 305 419 <br /> 150 271 381 203 375 559 <br /> ® vy d <br /> t <br /> 8 <br /> t <br /> I t ® t) <br /> t I <br /> I <br /> 6® <br /> f ®A <br /> Insert P f r- <br /> L <br /> 8 <br /> Elf l'LiFS t31(ERbETAIL <br /> When installing a secondary containment system from min. 1 <br /> Smith Fibercast,some preparation is necessary if the closest 100 mm) C <br /> possible separation of lines is required. To minimize the over- .5"(64 mm)critbcaI D <br /> all change in elevation when installing a clam shell contain- E <br /> ment crossover,it is necessary to shorten one leg of the 45° NOTE: The 2.5"(64 mm)critical dimension must be inspected in the field. <br /> containment elbow and the side outlet tun of the containment <br /> tee. <br /> 19 Installation Instructions <br />