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_ _ , '�� „.,_ <br /> �,h:rs <br /> 23> 0.50 gpd/ft2 Absorption area Soil Loading Rate, which gives a mound ratio of 2.4 (minimum) ' , . <br /> (this must match the soil boring log) desired mound ratio 2.4 _ <br /> 2a� �8 percent site slope (0-20% ran�e) �8 (%downslope site slope, if different than upslope) �� <br /> 2s� 24 inches, or 2.0 ft. to Redox or other limiting condition {need at teast 12"to be a Type I) <br /> Treatment zone contains�inches of 0% soil credit, and �inches of 50%soil credit. Giving a: <br /> z6� 12 inch, or 1.0 ft. Sand Lift Mound CRITICAL FOR FUTURE CERTIFICATIONSI!! <br /> z�� 24.0 ft.Total ABSORPTION width (with sand beyond rockbed as foltows:) <br /> za> 0.0 ft. upstope and sideslope <br /> 14.0 ft. Downslope <br /> Individual slope ratios give BERM widths (topsoil beyond rockbed)of: <br /> 29� 4:1 upslope ratio 9 ft. upslope berm <br /> 30> 4:1 sideslope 15 ft. sideslope berms <br /> 3�) 4:1 downslope 22 ft. downslope berm <br /> 32� Overall Dimensions: 10.0 ft. wide by 63.0 ft. long Rock bed <br /> 41 ft. wide by 93 ft. long Mound footprint <br /> 4" inspection pipe <br /> 18" cover t�n top <br /> U�stope berm 0 Dotivnslo e benr� 22 <br /> 12" cover on sides <br /> {6"loamy cap&6"topsoil) <br /> 1.0 ��Par� s�nd lift <br /> _ 2,p Depth to Lirnitin� <br /> Limitinn Condition — __---———— --———_ ___ <br /> Absorption Width ^ 24.0 - _ .___—_ —_ __--——�`_` <br /> �c�te: <br /> For 0 to 1�s[ape�, ,46s�arption Width is measured from the B�dequatly in both directions. <br /> For slopes �1�, Absr�rpfion Width is measured downhill frflm the upslope ed�e of the B�d. <br /> s3� Rock Bed: <br /> 10.0 ft. by 63.0 ft. by �inches under pipe, plus 20%gives 28 yd'or*1.4= 39 ton <br /> 3a� Mound Sand: (note: volume is based on 3:1/4:1 slope from top of rockbed, Exchange sand for loamy cap if desired) <br /> 19.1 up + 72.6 downslope + 11.6 ends + 32.7 under rock= 163 yd'or`1.4= 228 ton <br /> plus 20% <br /> 3s> Loamy Cap: <br /> 37 ft. by 89 ft. 6" deep, ptus 20%gives 74 yd'or*1.4= 104 ton <br /> s6) TopsoiL• <br /> 41 ft. by 93 ft. 6"deep, plus 20%gives 85 yd'or*1.4= 119 ton <br /> �-I�Fier`eby c-ertify that I have completed this work in accordance with atl applicable ordinances, rules and laws. <br /> ,.,� <br /> � '�� '�� 3/22/2016 <br /> Designer Signature Company License# Date <br />