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MOUND DESIG,v WORIKS/ EE'i <br /> • (For Flows up to 1200 gpd) <br /> A. FLOW l.arm:,tcd scWnc in Gall,,,s 1•„X Jay i <br /> Estimated gpd (seepages D-7 or I-3, 4, 5' <br /> ) 1 ! <br /> t of .iyix i I),x 1)•Type)ll � Tv; <br /> or measured — gpd x 1.5 = — j <br /> I. 1lcercx,ms� I � iv <br /> i <br /> ?� I 225 1 ho <br /> B. SEPTIC TANK LIQUID VOLUMES ^ <br /> 1 ( 450 Tial I 21h <br /> 6t'l11 375 256 •�.. <br /> gallons (see pages C-3 or C-5) ; 5, y5; ; s s ?;' <br /> C. SOILS (refer to site evaluation) _ ---- <br /> 11 <br /> 1. Depth to restricting layer = <; -(o inches '`''' <br /> 2. Depth of percolation tests = 1 'z incises `°n, •r^( i hlin;muri l.•ymd jldga d.+p,r:1'v w'u~ <br /> 3. Percolation rate mpi <br /> dor6 ;LY) .2V - <br /> 4. Land slope S % ( 7,N nr 9 It Yl <br /> ! <br /> D. ROCK LAYER DIMENSIONS <br /> 1. Multiply flow rate by 0.83 to obtain reculred uroa of rock <br /> layer: Daily Flow x 0.83 <br /> no gpd x 0.83 sc ft./gpd = Lin <br /> ,• sq. <br /> 2. Select width of rock layer (10 feet or less) _ j ft. <br /> 3. Length of rock layer = Area y Width = <br /> t) '? sq. ft. y �:. ft. - ft. oc' Iscd <br /> E. ROCK VOLUME i 'Lcnt;;;,� == <br />