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A B I C IDI E I F GF H I JJJ K I Im <br /> 1 RHL Design Group Inc. tank.xls rev 3/25197 <br /> 2 1137 NORTH MCDOWELL BLVD. <br /> 3 PETALUMA, CA 94954-1469 <br /> 4 (707) 765-1660 <br /> 5 <br /> 6 Matthew E. Donohuef P.E. C57219 <br /> 7 CLIENT: Southland Store No. 17647, 1048 West Yosemite, Manteca, CA <br /> q8JOB #: 3026.2 <br /> 9 DATE: 12/10198 <br /> 10 <br /> 11 UNDERGROUND STORAGE TANK BUOYANCY CALCULATION 1.38 <br /> 12 <br /> 13 Xerxes 10,000 gal double-wall fiberglass tank 0.90 <br /> 14 Calculated with round water level at qrade <br /> 15 TANK TANK MAT DEPTH MISC. <br /> 16 OD= 8.00 WIDTH= 10.00 W.L.= 0.00 DRYBF= 100 <br /> 17 OL= 31.50 LENGTH= 33.5G__ _ TANK= 4.00 SUBBF= 60 <br /> 18 WGT= 2500 DEPTH= 0.67 HD= 11.00 LGTHHD= 30.5 <br /> 19 #HDS= 4 SIZEHD= 1 <br /> 20 #MW= 2 OD MW= 3.50 AREA= 19.24 <br /> 21 VOLUME PFC TOTAL LBS <br /> 22 BUOYANCY INCLUDING MANWAYS 1459 62.4 91038 <br /> 231 TANK DEAD WEIGHT 2500 <br /> 24 CONCRETE TANK SLAB-DRY 0 150 0 <br /> 25 CONCRETE TANK SLAB - SUB 224 87.6 19662 <br /> 26 BF DRY ABOVE TANK TOP ___ 0 100 0 <br /> 27 BF SUB ABOVE TANK TOP - _ 793 60 47605 <br /> 28 BF DRY BELOW TANK TOP- SIDES 0 100 0 <br /> 29 BF SUB BELOW TANK TOP - SIDES 161 60 9683 <br /> 30 BF DRY BELOW TANK TOP - ENDS 0 100 0 <br /> 31 BF SUB BELOW TANK TOP - ENDS - 122 60 7318 <br /> 32 BF HD DRY 0 100 0 <br /> 33 BF HD SUB 630 60 37808 <br /> 34 HD SUB WEIGHT 61 87.6 5344 <br /> 35 BF REDUCTION FOR MANWAYS -4618 <br /> 36 TOTAL DOWN LOAD - 125301 <br /> 37 NET DOWN LOAD 34263 <br /> 38 F.S. WITH DEADMEN 1.38 <br /> 39 F.S. WITHOUT DEADMEN 0.90 <br /> 40 REQUIRED FACTOR OF SAFETY 1.20 <br /> 41 FACTOR OF SAFETY 1.20 1.38 <br /> 42 MAXIMUM LOAD TO DEADMEN FOR F.S. 27096 43151 <br /> 43 AVERAGE LOAD TO EACH ANCHOR POINT - 3387 <br /> 44 AVERAGE CABLE LOAD DOUBLED CABLE 1694 Q(' <br /> 45 CALCS FOR VOLUMES RE WATERTABLE <br /> 46 R= 4 h= 12 MW WE.DONOHUE <br /> 47 A CYLNDR VOL END w C 57219 <br /> 48 1 50.27 268.08 GROSS AREA/VOLUME °G Exp. 12-31-0I - <br /> 49 2 50.27 268.08 A/V TANK BELOW W.L. # _ <br /> 50 3 0.00 0.00 A/V TANK ABOVE W.L. `r7,q CNI <br /> 51 4 6.87 121.96 BACKFILL ABOVE TANK CENTER LINE OF <br /> 52 5 0.00 0.00 DRY BACKFILL ABOVE TANK C.L. <br /> 53 6 6.87 121.96 SUB BACKFILL ABOVE TANK C.L. <br /> 4 <br /> 55 NOTE: <br /> 56 Hold owns with deadmen are required. <br />