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�22� 816 galions reserve capacity {after High level Alarm is activated) I --�--.• ��.�� .�.��„_ �) 4•� gpd/ft� Absorption area Soil Loadinq Rate, which gives a mound ratfo of 2 (minimum) (Lhis must match the soii boring iog) desired mound ratio 2.a za� 10 percent site slope {0-12%range) 10 (%downsfope site slope, if different than upslope) zs� 29 `inches, or 2.00 ft. to Redox or other timiting condition (This must match the sail boring log) leads to a: zb> '•• 12 inch,or 1.00 ft. Sand Lift Mound CRITICAL FOR FUTURE CERTIFICAT[ONSli! 2�) *"` 20.0 ft.Total ABSORP'Tt�N width 28> 0.0 ft. upslope and sidesEope (sand beyond rockbed) 10.0 ft. Downstope {sand beyond rockbed) *•* 4:1 slope ratio, gives BERM widths(topsoil beyond rockbed)of: 29) 9 ft. upslope berm 30) 16 ft. sidesiope berms 3t� 27 ft. downstope berm 32� Overall Dimensions: 10 ft.wide by 63.0 ft. long Rock bed 46 ft.wide by 9S ft. tong Mound footprint 4" inspection pipe 18" cover on top U slo e berm 0 Downsla e berm Z� 12" cover on sides (6„Inamy cap&6"topsoil) 1.00 �t�`�r� sar�d tift _ �2.00 DepCh to Lirnitinn Limitir�n Conditior=- �`. _�----___-_----�,��___.... Absor tion Width 20.0 �`---`M._ --- --.__----___ Note: For 0 to 1�slopes, Absorption W/dth is measured from the BPdequally in both directions. For siopes >1�, Absorption Width is measured downhill from the upslope edge ot the BPd. 33) *" Rock Bed: 10 ft. by 63.0 ft. by �inches under pipe, pius 2096 gives 28 Ya'o�"'�•4a 39 ton 3a� •'" Mound Sand: (nate: volurrze is based on 3:1/4:1 slope from top of rockbed, Exchange sand for loamy cap if desired) 13.3 up + 70.0 downslope + 13.3 ends+ 35.0 under rotk= 158 yd'or'1.4= 22� ton ptus 20% as� *"" Loamy Cap: 42 ft. by 91 ft. 6"deep, plus 20%gives 85 yd'or"1.4= 11g ton 3b) '�'� TOPS0II: 46 ft. by 95 ft. b"deep, plus 20%gives 98 yd'or"9.4= 137 ton