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9 002 <br />XERXES CORPORATION <br />NON -ANCHORED <br />Rick's Chevron #9-3232 <br />BUOYANCY CALCULATION <br />WATER TO GRADE <br />Ken Wendt Og/I I/99 <br />TANK DATA <br />INSTALLATION <br />NOM. CAP. (GAL.) <br />10000 <br />TOTAL COVER (SOIL & <br />TYPE (SW=I;DWI=2;DWH=3) <br />3 <br />SLAB) (FT) 4.00 <br />DRY=1; WET=2 <br />I <br />TOP SLAB THK (IN) 9.00 <br />TANK DIA. (FT.) <br />8 <br />TOP SLAB LNG (FT) 33.54 <br />sssa*ssttassstsss#tsxsstsssssst#ss**sssssss**ssssssss# <br />TOP SLAB WID(FT) 10.00 <br />PRODUCT STORED (GAL) <br />0 <br /># 48" PIPE SUMPS 1.00 <br />SPEC. GRAY. USED <br />1.00 <br /># 42" PIPES SUMPS 0.00 <br />BRINE FILL GAL <br />0 <br />SAFETY FACTOR <br />DOWN FORCEIUPFORCE = <br />1.24 ;1 <br />TOTAL <br />DOWN FORCES <br />-MMM <br />CONCRETE WEIGHT <br />22137.50 LBS. <br />BACKFILL WEIGHT <br />81801.29 LBS, <br />TANK WEIGHT <br />4300.00 LBS. <br />PRODUCT WEIGHT <br />0.00 LBS. <br />TOTAL. DOWN FORCE <br />108238.79 LBS. <br />IIP FORCES <br />TANK DISP. FORCE <br />87340.29 LBS. <br />TOTAL UP FORCE <br />87340.29 LBS. <br />WORKSHEET <br />TANK DATA <br />SHELL DIAMETER-------.---- <br />7.67 FT. * <br />ACTUAL CAP (GAL) 9684.00 <br />SHELL LENGTH ----- <br />23.88 FT. * <br />TANK WT. (LBS.) 4300.00 <br />DOME PROJECTION----------- <br />3.83 FT. * <br />O.A.L. (FT.) 31.54 <br />MID POINT HEIGHT----------- <br />7.08 FT. * <br />NUMBER OF RIBS 18.00 <br />COLUMN HEIGHT—— <br />10.92 FT. # <br />sasssssssssssssssssss#ttsss###ttss <br />RIB VOLUME-----_--_____..-___ <br />2026.00 CU_ N. <br />DOME A. (SQ FT) 46.16 <br />DOME VOL. (CU FT) 235.95 <br />1 'GREED <br />CONCRETE VOLUMES (CU FT.) <br />TOP SLAB <br />251.56 <br />TOTAL WET VOLUME <br />251.56 <br />FORCE = VOL X 88 LBS/CF <br />22137.50 LBS. <br />BACKFILL <br />VOLUMES (CU Fr.) <br />OVER TANK (WET) - --- <br />1226.41 <br />END -WEDGES (WET)---------- <br />136.94 <br />TOTAL WET VOLUME <br />1363.35 <br />FORCE = VOL. X 69 LBS <br />8180129 LBS. <br />BUOYANCY <br />SHELL VOLUME-----_------ <br />1143.01 CUBIC FT. <br />DOME VOLUME----------- <br />235.95 CUBIC FT. <br />RIB VOLUME ---------____..... <br />21.10 CUBIC FT. <br />TOTAL VOLUME <br />1400.06 CUBIC FT. <br />VOL X 7.48 GAL/CU.FT. <br />10472.46 GALLONS <br />FORCE = GAL X 8.34 (I. WGAL) <br />87340.29 LBS. <br />