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App.A <br /> Anchor Chart <br /> Minimum burial depth to achieve 1.2 safety factor against flotation assuming worst case conditions <br /> of water to grade and the tank empty.Assumes multiple tank installation. <br /> Tank Diameter& Space #of #of Sumps or Risers <br /> Nominal Capacity in Between Anchor (Backfill to Grade No Traffic/Backfill with 6"Concrete Traffic Pad) <br /> Gallons Tanks Straps 0 1 2 3 4 <br /> (Including all Compartments) <br /> " <br /> ..� _ x. ,. <br /> up to 10,000 w/8"Pad 24" 3 33" / 29" 39" / 35" . 57" / 51" - - <br /> „ <br /> 10,000-18,000 w/8"Pad 24" 4 47" / 43" 53" / 49" 55" / 50" 76" / 70" 80" / 75" <br /> sum <br /> 19,000-23,000 w/8"Pad 24" 6 41" / 37" 51" / 47" j 51" / 47" 62" / 60" 72" / 67" <br /> WEW <br /> 24,000-35,000 w/8"Pad 24" 8 51" / 47" 57" 65"69" / 65" 69" / 65" ; 69" / 65" <br /> 36,000-40,000 w/8"Pad 24" 10 47" / 46" 54" / 51" 59" / 55" 62" / 58" 65" <br /> up to 25,000 w/8"Pad 24" 8 43" / 40" 54" / 49" 62" / 58" 62" / 58" 62" / 58" <br /> u <br /> 6,000-35,0 10 49" / 46" 63" / 59" 63" / 59 63" / 59" 66" / 62" <br /> > Y <br /> 36,000-45,000 w/8"Pad 24" 12 53" / 50" 63" / 59" ( 63" / 59" 67" / 63" 67" / 63" <br /> r; <br /> gI, <br /> 46,000-50,000 w/8"Pad 24" 14 49" / 46" 63" / 59" 63" / 59" 63" / 59" 63" / 59" <br /> Contact Tank Technical Support for alternate anchoring methods. <br /> Note: DM=Concrete Deadman Anchors <br /> Pad=Concrete anchor pad under tank <br /> No Mech.=No mechanical anchoring <br /> NA=Not allowed <br /> 27 <br />