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Sep 05 00 08:14a S ve Schamaun 916-366-8631 P,5 <br />UG TANK BUOYANCYIRESTRAINT CALCULATIONS Date: 09/05/00 <br />Proj: Hammer Lane Tesoro, 3304 Hammer Lane, Stockton <br />PN: 24901.00 <br />X1 20,000 GALLON TANK <br />DESIGN PARAMETERS: <br />S= (GSH *GSW GSL) - (VS *G C*N) <br />VGS = (0.67 * 12.00 * 44.00) - (38 * 0.67 /4.00 * 2) = 339 cu,ft. <br />WG5 = 339 * (150.00 - 62.4) / 1,000 = 29.71 kips <br />Weight of Sackfill G) <br />G = VPG * (RPG 62.4 lb./cu.ft.) / 1,000 lb/kip <br />Volume of Backfill G) <br />VPG = (A * L) - ((VT/2) + (N * VS) + VGS} <br />Height of backfill useable as doym for (surface to midtank) (h) <br />h - HC + (D12) <br />h = 4.00 + (9.33/ 2) = 8.67 ft. <br />Horizontal projection of backfill due to slope factor (a) (perp. to tank) <br />a=h*SRS <br />a=6.67*0.30=2.60 ft. <br />End area of backfill (A.) <br />A (D+a)*h <br />A = (9:33 + 2.60) * 8.67= 103 sq.ft. <br />G = (103 * 40) - ((2737/2) +(2 * 38) + 339) = 2352 cu.fL <br />G = (2352 * (120.62.4) / 1,000 =135.50 kips <br />HOF = 1 + 30 + 135 * 180 kips <br />HOLD DOWN FACTOR (HD) - CASE 1 <br />HD=HDF/ F <br />HD = HD = (180 / 176) 1.03 <br />1 Q3' � 20 Caft I Vie. hold dom C g 2 <br />HQLD 120VM FORCE (1112Ri: CASE 2 - CONCRETE DD N <br />Concrete Deadmen Q ntit : 2 ea. (CDQ) <br />Concrete Deadmen Height: 1.00 ft. (CDH) <br />Concrete Deadmen Length: 40.00 ft. (CDL) <br />Concrete Deademen Width: (ea) 1.00 ft. (CDW) <br />HDF `= DW/1, lb./kip + WGS + WPG + WDM <br />G =VPG * (RPG - 62.4 lb./cu.ft.) <br />