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A_. 4. D4ain6-ie.td - youA dkai.n6ie.td is .the component 06 your .septic system .the contnaetor has .te"t control oven.. No matter how we.tt copt6tAueted a dnain61e.td .us, it i-6 no bTEEe—A .than .the so.i.t it .ia ptaeed .in. For example, a 1500 square 600.t d4a.in- 6ietd .in heavy ctay with high water .table serving one residence may not work as weU as a 400 square 600.t d4.ai.n6.ietd in sandy .foam with no water .table pnob.tem. The 6oit i.6 vw i.ab.te (.thanks .to ,the g.taei.ers) and may be eomp.tete.ty di66erent in toe_ati.ons .tens than 100 beet apart. The .type o6 repaiu on reptaeement o6 your drai.n6ietd .tog.ieatty should be based on ,the capability o6 your pantieutar soil -type. To do .thiz, it -us pn.uden.t .to have percotati,on .testa and soit borings -taken. The "perc" -te,a.t LS a measure o6 how 6a�s.t water wc,tt move .through the soft. Borings wilt indicate the depth .to water .tab.te on seasonatly saturated conditions (.indicated by mottled red and gray eotons .in .the soil) and shoutd discover any hardpan on etay .tayvi.6 which wi.t impede water movement. Soil borings/perc tests are required. � E "DIPG 'M r'fS'_V_) Soil borings/perc tests are recommended. Soils borings/perc tests have been done previously or are not needed. Based on the 6.inding.6, the person doing your .te6ti.ng should dezign a system bon your pantie«eaA water useage (based nonma.tt.y on 150 gatlons pen bedroom pen day) and bo,% your pantieu.tah. bite. I.t i.6 not unusuat to 6.ind .that you may need a mound -.type system, since .the majority o6 04ono's soife are clayey and have ' penehed satuAated zones within a 6ew beet o6 .the sur6ace during pant 06 .the year. Trench systems .ins.ta.tted in .these soit.6 .in .the past o6.ten experienced seasonat 6ai tune. However, in many ptaees .tnenchu s.ti U can be used where conditions are suitabte. Nonmatety, the City Inspector wilt recommend what he 6eet,6 are .the minimum aceeptab,te repadhs based on his knowledge 06 .the site and situation. However, .there .us no guarantee that .the recommended %epaiAA witt be adequate. For .thin reason, a design based on soit -tes.tinr and your poAtieutar site and water usage .i.s atmos.t atPivays recommended Number of Bedrooms in Home 1 2 C3)4 5 6 7 8 (circle) Recommended type of drainfield Standard Trench; Shallow Trench; Mound Dimensions Other square feet minimum square feet minimum No Recommendation on system type; you should have soil testing done and have a system designed by a site evaluator, site conditions are too marginal or unknown to make a reasonable recommendation without testing. 5. 16 the 6aiC.ure o6 your system i.6 causing a sur6aee discharge .that .is a po.ten i t nuisance .to your nei.ghbons, you Witt nonma.tty be I,c-0.ened .to have your .tanks pumped as o6.ten as neeeseary .to etinti.na.te .this discharge, unrcit your system .c,s repaired. Page 2o63