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FUEL TANK BUOYANCY JOB NO . : 22MO91 <br /> w&r <br /> 1 - 10k+10k GALLON TANK DATE : 4/6/2023 aSSOCiates 7 <br /> architecture engineering Surveying PAGE : 2 <br /> 2237 s:Cglc �r1 'C, IiOigf0, c3 S'>355 p : 209 . 523 . 6323 (: 2.09 . 529 . 7804 <br /> SLAB UJIpTN <br /> TANK PROPERTIES : <br /> ti• <br /> Empty Volume : 20, 000 Gallons -+ <br /> Misc . Equip . : 1, 300 Gallons - -- - - - <br /> Empty Weight : 12, 700 lbs - i I p SMP I - <br /> Length : 39 . 31 ft - <br /> Q Diameter : 10 .00 ft <br /> ~ Bury Depth : 4 . 33 ft i i d$) L it <br /> Q Sump Diameter : 4 . 00 ft j _ 1 _ j I I = • , I .r <br /> in Sump Quantity : 4 <br /> DEADMAN PROPERTIES : i I TANK I - <br /> Length : T900 <br /> ftFm <br /> Width : in <br /> DDepth : in - T T T • . - T - - T. - - - <br /> a BACKFILL PROPERTIES : BUOYANT FORCES : <br /> Z Material : PEA GRAVEL Tank Displaced Water Vol . = 21674 fta <br /> _ Dry Unit Wt . : 100 pcf Misc. Equip . Displaced Water Vol . = 174 ft3 <br /> Saturated Unit Wt . : 120 pcf Sump Displaced Water Vol . = 218 ft3 <br /> Submerged Unit Wt . : 57 . 6 pcf Total Displaced Water Vol . = 31065 ft3 <br /> Friction Angle, 0 deg . x 62 .4 lb/ft' <br /> Slab Thickness : 8 in <br /> TOTAL BUOYANT FORCE = 191,271 lbs <br /> RESISTING FORCES : <br /> Concrete Slab Wt. = depth x length x width x 150 pcf = 55,003 lbs <br /> Tank Wt . _ ( empty weight_see above ) = 12,700 lbs <br /> Tank Backfill Wt . = depth x tank diameter x tank length x submerged unit wt . = 98,042 lbs <br /> Deadman Wt. = depth x length x width x 120 pcf x 2 deadmen = 10,800 lbs <br /> Deadman Backfill Wt . = deadman width x length x backfill depth x 2 deadmen = 99,049 lbs <br /> Sumps Wt. _ - ( sump displaced water volume x backfill weight ) _ 42, 537 lbs <br /> 7 TOTAL RESISTING FORCE = 263,058 lbs <br /> Total Resisting Force 263,058 lbs <br /> Safety Factor = _ = 1 . 38 > 1 . 2S - OK <br /> Total Buoyant Force 191, 271 lbs <br /> BACKFILL MATERIAL : <br /> DEADMAN : 18 in wide x 9 . 00 in deep x 40. 0 ft long <br /> PEA GRAVEL <br /> BACKFILL DEPTH : <br /> SLAB : 13 . 0 ft wide x 8 . 00 in thick x 39 . 3 ft long <br /> 433 ft <br />