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�:� 0.60 gpolftZ Absorption area Soil Loading Rate, which gives a mound ratio of 2 (minimumj <br /> (this must match the soil boring log) desired mound ratio 2.0 <br /> ,a� 12 percent siie slope 10-20% range) 12 I%downslope site slope, if different than upslope) <br /> _ 18 inches, or 7.5 ft. to Redox or other timiting condition �need at least 12" to be a Type I) <br /> Treatment zone contains�inches of 0�soit credit, and �0 inches of 50%soil credit. Giving a: <br /> =t�� 18 inch, or 1.5 ft. Sand Lift Mound CRITICAL FOR FUTURE CERTIFICATIONS!!! <br /> '�� 20.0 ft.Total ABSORPTION width (with sand beyond rockbed as fotlows:l <br /> '�� 0.0 ft. upslope and sideslope <br /> 10.0 ft. Downslope <br /> Individual stope ratios give BERM widths (topsoil beyond rockbedl of: <br /> ���� 4:1 upslope ratio 9 ft. upslope berm <br /> ���� 3:1 sideslope 14 ft. sidestope berms <br /> ;�� 3:1 downslope 22 ft. downslope berm <br /> _. Overatl Dimensions: 10.0 ft. wide by 50.0 ft. long Rock bed <br /> 41 ft. wide by 78 ft. tong Mound footprint <br /> 4" ins�ection pi�e <br /> 18" cQver on top <br /> Upsto e k�errn � Downsta e berm Z2 <br /> .�------�—• 12' cover on sides <br /> . + � ' � _ �;6"lusrnct c�p&ci"topsoili I <br /> � - - <br /> � - � <br /> 1.5 } ' � � , ... <br /> _.`-. _ -... � t <br /> � _ � <br /> 1.5 i ' <br /> Absor tion Width i zU.� <br /> r�oc�: <br /> For 0 to 1-� slopes, Absorpt�on widfh is measirred from the BPdequally in bach directions. <br /> For slopes >1�, �bsorption Width is rneasured downhilf from the upstope edae of the B�d. <br /> Rock Bed: <br /> 10.0 ft. by 50.0 ft. by ��inches under pipe, plus Z0�gives 17 yd'or"1.4= 24 ton <br /> Mound Sand: fnote: votume is based on 3:1l4:1 s(ope from top of rockbed. Exthange sand for toamy cap if desiredi <br /> 21.9 up - 85.6 downslope - 15.2 ends - 38.9 under rock = 194 yd or`t.4= 271 tan <br /> ptus 20°�. <br /> - l.oamy Cap: <br /> 37 ft. 5y 74 ft. b"deep, plus 20`�gives 61 yd' or'1.4= 85 ton <br /> � <br /> Topsoil: <br /> 41 ft. by 78 ft. 6"deep, p(us 20�gives 72 yd'or"1.4= 101 ton <br /> i hereby certify that I have compteted this work in accordance with alt applicabte ordinances, rutes and laws. <br /> Rusty olson's Soit& Perc $10 2f7/2077 <br /> Designer Signature Company License.� Date <br />