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All Single • Double CONCRETE ANCHOR PAD ♦ Make sure each deadman section has at least two The weight of the overburden on tKe concrete pad and anchor points. tank provides anchoring force. The anchor pad informa- tion provided here is strictly for buoyancy: ♦ Anchor Pad should be at least 8"thick, with #6 rebar at r Triple Clamp 112" on center each way (see figure 12). Constructed wire per current ACI code. Rope ;: gNd FIGURE 12 t Bed: 2Q Rebar . 12"Minimum •o.� He' ht p, 24"Maximum v o• .. P #6 Rebar p • o• o• • ♦ At minimum burial depth from "Anchoring Chart" table (section A7), minimum deadman size is as follows: ° '''° p • p ,• Tank Diameter Minimum Height Width 8"Minimum Concrete Pad 46" 6" ♦ he pad must be at least the same length as the tank. 6' 12" 12" ♦ he pad must extend a minimum of 18" beyond the ides of the tank. 8 12' 12' ♦ oor soil conditions may require increased reinforce- 10' 12" 18" ment and anchor pad thickness.Contact a soils con- 12' 8" 36" sultant for specifics. NOTE A round cross section can be substituted if the ♦ In unstable soils, it is best to extend the pad to excava- diameter equals or exceeds the deadman width. If tank is tion wall. buried deeper than the minimum burial depth, a smaller ♦ Multiple tank installations require 24" minimum spac- width deadman maybe used.Contact Tank Technical Sup- ing between tanks. port for details. ♦ Imbed anchor points in concrete.(see Anchoring Hard- ware section) DEADMAN ANCHORS - INSTALLATION FIGURE 14 ♦ Make sure there is at least 12" bedding between con- crete ad and tanks.The maximum bedding 24" Deadman p g Is . is full length ♦ Attach anchoroints to the ends of anchor straps with of tank on p p each side turnbuckles or wire rope. ♦ Refer to "Anchoring Hardware" section for hardware Tank Overshadow information. ♦ Triple clamp wire rope. DEADMAN ANCHORS ; ♦ The weight of the overburden on top of the deadman Ind tank provides the anchoring force. ♦ Lay deadmen along each side of tank parallel to tank. ♦ Deadmen are made with reinforced concrete reinforced ♦ The tank must not overshadow the deadman anchor according to American Concrete Institute Guide. (see figure 14). ♦ Deadmen must be at least the same length as the tank. ♦ Attach turnbuckle or wire rope to rebar anchor point(see Anchoring Hardware Section) OR put wire rope around ♦ For tanks requiring four or more anchor points per dead- deadman and through anchor strap (see figure 13). man, two deadmen sections of equal length may be butted end to end. ♦ Triple clamp wire rope (see figure 13). CONTINUED ON PAGE 12 11