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2 PIPING MATERIALS SCHEDULE <br /> 1 3 <br /> 4 PIPING MATERIAL <br /> 5 PIPE TEST <br /> 5 IDENT PRESSURE <br /> 7 SYMBOL SERVICE UNDERGROUD EXPOSED CODE(a) PSI (b) <br /> 6 A AERATION AIR A(c), J(f) A(c) 3 25 <br /> 9 BA BACKWASH AIR F F 3 25 <br /> 10 D DRAIN H,J A 2 100 <br /> 11 FE FINAL EFFLUENT H -- 150 <br /> 12 FEF FILTER EFFLUENT A,H A 2 100 <br /> 13 FIF FILTER INFLUENT A A 2 100 <br /> 14 FOR FUEL OIL RETURN E B 1 125 <br /> ' 15 FOS FUEL OIL SUPPLY E B 1 125 <br /> 16 OF OVERFLOW A,H A 2 25 <br /> ' 17 PSO POLYMER SOLUTION J J,K(g) 2 125 <br /> 18 RS RAW SEWAGE A A 2 100 <br /> 19 SD SANITARY DRAIN O 2 (e) <br /> 20 SL SLUDGE J F 2 125 <br /> 1 21 SOB SODIUM BISULFITE J J,K(g) — 100 <br /> 22 SOH SODIUM HYPOCHLORITE J J,K(g) 100 <br /> 23 STD STORM DRAIN N,H -- None <br /> 24 WP POTABLE WATER J FG 3 125 <br /> 25 <br /> ' 26 (a) See Section 10400. <br /> 27 <br /> 28 (b) See Section 01667. <br /> 29 <br /> 30 (c) Bare metal interior; no lining. <br /> 31 <br /> 32 (d) 25 feet of head, or to the maximum head that could be developed by filling pipes and <br /> 33 structures to overflow levels, whichever is greater. <br /> 34 <br /> 35 (e) Per applicable Plumbing Code. <br /> 36 <br /> 37 (f) Air piping submerged in basin. <br /> 38 <br /> 39 (g) PVC inside buildings. <br /> 40 <br /> GENERAL PROCESS AND ONSITE UTILITY PIPING PROVISIONS <br /> 081794 15010-3 <br />