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:�� 0.60 gpd/ft` Absorption area Soil Loading Rate, which gives a mound ratio of 2 (minimum) (this must match the soil boring log) desired mound ratio 2.0 ,i, 11 percent site slope (0-20%range) 11 (�downslope site slope, if different than upslope! ^�, 18 inches, or 1.5 ft. to Redox or other iimiting condition �need at least 12" to be a Type i) Treatment zone contains�inches of 0%soil credit, and �inches of 50�soit credit. Giving a: _ . 18 inch, or 1.S ft. Sand Lift Mound CRITICAL FOR FUTURE CERTIFICATIONS!!! _,, 20.4 ft.Totat ABSORPTION width (with sand beyond rockbed as follows:l ,�� 0.0 ft. upslope and sideslope t0.0 ft. Downslope Individuat slope ratios give BERM widths (topsoit beyond rockbed{af; :�� 4:1 upslope ratio 10 ft. upslope berm ;�� 3:1 sideslope 14 ft. sideslope berms ;�� 3:1 downslope 27 ft. downslope berm >_� Overalt Dimensions: 10.0 ft. wide by 62.5 ft. long Rock bed 47 ft. wide by 91 ft. long Mound footprint 4'" inspection pipe 1$" cover an top U sio e berm �� Downsto e berm 27 12" cover on sides iti"loamy cap&fi"topsoilj � 5 Ctean sand iift 1.5 E��r�Lt� �t_r� . +,,�i i� ,,, Absor tion Widih Zo.a Note: For 0 ta i96 slopes, Abso�ption width is measured from the Bedequatty in both directions. For slopes >1�, Abso�ption Width is measured downhitt from the upslope ed�e of the Bed. Rock Bed: 10A ft. by 62.5 ft. by �inches under pipe, ptus 20�,gives 21 yd'or"1.4= 29 ton �-�� Mound Sand: (note: votume is based on 3:1/4:1 slope from top of rockbed, Exchange sand for loamy cap if desired) 26.5 up + 90.9 downstope + 14.4 ends + 47.5 under rock = 215 yd'or'1.4= 301 ton plus 20� ?�� Loamy Cap: 43 ft. by 87 ft. 6"deep. ptus 20%gives g3 yd'or �1.4= 116 ton � TopsoiL• 47 ft. by 91 ft. 6" deep, plus 20`�gives g5 yd'or`1.4= 133 ton i hereby certify that I have compteted this work in accordance with alt applicabte ordinances, rutes and laws. ,""`,,.,_ �t Rusty otson s Soit Ec Perc 810 1/23/2017 �D�esigner Signature Company License# Date