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/\ Fl < )\-\1 <br />MOUND DESICN WOl{kSHFFJ <br />(h11 i:1,1\-\", llf' I,, l_1 {)tl)',l'•l! <br />Estunall'd ');;:t) ___ gpd <br />or measured __ ---~ x I S · gpd <br />B SEPTIC-TANK LIQUID VOLUMES <br />-~ e__ _(~e:(l gallons <br />C SOI LS (refer to site evaluat1on) <br />1. Depth to restricting layer = -3,i__ inches 2-& ieet <br />2. Depth of percolation tests = 12 inches <br />3 Texture (O~rv'\ Percolation rail' _;2~~-mp1 <br />4 Land slope 6 % <br />2, <br />3, <br />E, ROCK VOLUME <br />Nurrt>o uf <br />lk:dr,.,,m, <br />: I ,t1111~1C'd SC'war,c Mows In GallorH. 1)( I . <br />; _T ___ --<end) • -•~:.~' <br />: Numha !Typ< I T)11< 0 Type, OJ l\ll<' <br />1d rv <br />1 <br />11,,:lrrxwrn <br />I , ----· 100 ill 180 <br />4'i0 XX) llR ! ,1 (,0:) .175 256 <br />?',() 4'i() 294 <br />I 90> -~L~ )32 <br />IO.'iO I 600 370 <br />1200 I 675 I 408 <br />I i <br />Sq,tK Taa.k -... -.c::ities <• ,aUons, <br />'11n1murn uqwd ~ ~ty ""1th <br />C~"°'Y ~~c dupouJ <br />'50 <br />1000 <br />1)00 <br />100'.) <br />1115 <br />1500 <br />:?250 <br />)000 <br />-.. ,. <br />(J()<,, <br />of the <br />v,luc., <br />"' <br />I <br />l)p:I <br />II 01. <br />' Ill <br />; coJumn, <br />l..t<{wd Cl['ll,r:11, <br />wtlh dJ1pou..1& <br />lih uu.idc <br />1)00 <br />2000 <br />1000 <br />,000 <br />L Multiply rock area by rock depth to get cubic feet of rock; __ sq. ft. x __ <br />ft.= cu. ft. <br />2. Divide cu. ft. by 27 cu. ft./ cu. yd. to get cubic yards; <br />_· _cu.ft. --a--27=~.yd. <br />3. Multiply cubic yards by 1.4 to get weight of rock in tons; __ cu. yd. x 1.4 <br />ton/ cu. yd. = .33. tons. <br />F ABSORPTION WIDTH <br />L Percolation rate in top 12 inches of soil is _f?_:~pi <br />Texture loa "'-'\ <br />Absoq,tion Width Sizing Table <br />Pcn:otuioo R.uc.. in <br />Minutes per loch <br />' <br />2_ Select allowable soil loading rate from tablt"; <br />{>. b gpd/ft2 <br />3. Cakuhte ;;idsnrption width ratio hv di\·iding rn, k hver <br />l,lddrng nil' oJ 1 20 gpd/ft2 by allov,,,ibk '.)<Jii loading rate, <br />l 20 gpd /ft 2 -~ Q .6 gpd i It' 2_--::-f:? <br />(MPI) <br />f .ntcr than O 1 <br />(Ii 10) <br />0 I to) <br />6 to 15 <br />16 10 30 <br />31 10 4~ <br />46 10 6{I <br />60 lo 120 <br />Slo""'CT ih:.m l :1(J <br />G:>llons <br />SO{! Toturr pa-day per <br />squire foot <br />Co,=Smd 1.20 <br />S:ind 1.20 <br />F,nc S::ind 060 <br />s :indy Loam 0.79 <br />Lo= 0.60 <br />Silt Loam 0.50 <br />Cl2v Loam 04~ <br />Cby 0 24 <br />CL:n· 0 )0 <br />lurio of Absoq,ooo <br />width <o Rock <br />Layer Width <br />I 00 <br />I 00 <br />2.00 <br />152 <br />2 00 <br />1.40 <br />2 67 <br />5 00 <br />ti (fl