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• <br />tank.xls <br />rev 2/10/96 <br />RHL DESIGN GROUP INC. JAMES H.RAY RCE 24518 <br />1137 NORTH McDOWELL BLVD. <br />PETALUMA, CA 94954-1469 <br />(707) 765-1660 <br />CLIENT Southland Corporatiaon. <br />JOB# <br />DATE: 4/20/98 <br />HOLDDOWN CALCULATIONS FOR FLAT END UNDERGROUND <br />TANK <br />2.18 <br />i' <br />Total Containment 10,000 Gal DW UG Tank <br />f, <br />1.37 <br />Assumed WL at top of tank at minimum burial depth <br />TANK <br />TANK MAT <br />DEPTH <br />MISC. <br />OD= 8.00 <br />WIDTH= 10.00 <br />W.L.= <br />3.50 <br />DRYBF= <br />100 <br />OL= 26.67 <br />LENGTH= 40.00 <br />TANK= <br />3.50 <br />SUBBF= <br />60 <br />WGT= 8398 <br />DEPTH= 0.67 <br />HD= <br />11.50 <br />LGTHHD= <br />40 <br />#MW= 2 <br />SIZEHD= <br />1 <br />ODMW 3.50 <br />MWarea= 19.24 <br />HDS= 4X'�7€ <br />VOLUME <br />PCF <br />TOTAL LBS <br />1341 <br />62.4 <br />83652 <br />BUOYANCY INCLUDING MANWAYS <br />TANK DEAD WEIGHT <br />8398 <br />CONCRETE TANK SLAB - above WL -7 <br />268 <br />150 <br />40200 <br />CONCRETE TANK SLAB - below WL <br />0 <br />88 <br />0 <br />BF DRY <br />604 <br />100 <br />60381 <br />BF SUB ABOVE TNK <br />0 <br />60 <br />0 <br />BF DRY BELOW TNK TOP- SIDES <br />0 <br />100 <br />0 <br />BF SUB BELOW TOP OF TANK - SIDE <br />183 <br />60 <br />10989 <br />BF HD DRY <br />226 <br />100 <br />22640 <br />BF HD SUB <br />640 <br />60 <br />38400 <br />HD SUB WEIGHT <br />80 <br />87.6 <br />1 7008 <br />BF REDUCTION FOR MANW S <br />-5446 <br />TOTAL DOWN LOAD <br />182570 <br />NET DOWN LOAD <br />98918 <br />F.S. WITH DEADMEN <br />2.18 <br />F.S. WITHOUT DEADMEN <br />1.37 <br />REQUIRED FACTOR OF SAFTY MINIMUM <br />1.25 <br />FACTOR OF SAFETY <br />1.25 <br />2.18 <br />MAXIMUM LOAD TO DEAD#N FOR F.S. <br />0 <br />68048 <br />AVERAGE LOAD TO EACIZ ANCHOR POINT <br />0 <br />8506 <br />AVERAGE CABLE LOAD OUBLED CABLE <br />0 <br />4253 <br />CALCS FOR AREAS 4 WATERTABLE <br />R= 4.00 TANK RADIUS <br />h= 8.00 WL FROM BOTTOM OF TANK + ABOVE - BELOW <br />A1= 50.27 GROSS CROSS SECTION OF TANK <br />A2= 50.27 AREA OF TANK BELOW WATER LINE <br />0.00 AREA OF TANK ABOVE WATER LINE <br />A3= 0.00 DRY BF SIDES OF TANK <br />A4= 6.87 WET BF SIDES OF TANK <br />