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STAGE STORAGE CURVE <br />Colle ion <br />AP. 0.0 <br />Sediment Pond 1 <br />Ditch <br />1 0661 <br />TO <br />.OF STRUCTURE <br />(10 <br />61.00) <br />i r ' I <br />10660 <br />�'EP <br />IERGEIN <br />CY SPIL <br />LWAY ( <br />0660.00) <br />l <br />25-Y <br />R EVEN <br />r RUNG <br />zF 0.91 <br />AC-Fl) <br />10659 <br />pi <br />10658 <br />J <br />_ <br />U) <br />I <br />10657 <br />z <br />O <br />At <br />j 10656 <br />w <br />J <br />W <br />10655 <br />10654 <br />10653 <br />PRI <br />CIPAL <br />PILLW <br />Y (1065 <br />.00) <br />CLEA <br />OUT L <br />VEL (1 <br />652.50) <br />Q` <br />10652 <br />0.00 0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80 0.90 1.00 1.10 1.20 1.30 1.40 <br />QiG <br />ACCUMULATIVE STORAGE (Acre -Ft) <br />a a0• e0 rx <br />r7 777,777,17 7 - -- <br />STORAGE VOLUME COMPUTATIONS <br />Sediment Pond 1 Spillway Designs <br />Sediment Pond 1 <br />ELEV. WIDTH LENGTH AREA AVG, INTERVAL STORAGE ACC. STAGE <br />Top of Pond: 5' wide embankment <br />(ft) (ft) (ft) (ac) AREA (ft) (ac -ft) STORAGE INTERVAL <br />Emergency Spillway <br />(ac) (ac-ft) (ft) <br />1 �066010661' 10660' <br />10652.00 N/A N/A 0.0100 <br />Principal Spillway ��` <br />P p Y <br />1 1 <br />0.0211 0.50 0.0106 0.0106 0.50 <br />10652.50 N/A N/A 0.0322 <br />0.0434 0.50 0.0217 0.0322 1.00 <br />Je�c <br />10653.00 N/A N/A 0.0545 <br />3 <br />10653' 2 3 <br />0.0740 1.00 0.0740 0.1062 2.00 <br />10654.00 N/A N/A 0.0935 <br />10552' .............. Baseline Topography <br />0.0943 1.00 0.0943 0.2006 3.00 <br />.. ............. ...... 10652' <br />10655.00 N/A NIA 0.0951 <br />0.1171 1.00 0.1171 0.3177 4.00 <br />10656.00 N/A N/A 0.1391 <br />Seep Collars <br />0.1422 1.00 0.1422 0.4599 5.00 <br />10657.00 N/A N/A 0.1453 <br />10658.00 N/A N/A 0.1935 0.1694 1.00 0.1694 0.6292 6.00 <br />Emergency Spillway <br />0.1985 1.00 0.1985 0.8276 7.00 <br />10659.00 N/A N/A 0.2036 <br />10660.00 N/A N/A 0.2558 0.2297 1.00 0.2297 1.0575 8.00 <br />5 ft. Freeboard <br />0.2852 1.00 0.2852 1.3427 9.00 <br />10661.00 N/A N/A 0.3145 <br />1 Fo. , 1 .50 ft. Depth of Flow <br />(; �,_ <br />�� <br />_ _- _ <br />2 <br />• <br />/J/ /,/ <br />�� �� �/ <br />Trapezoidal Channel <br />V •D <br />20336 a <br />Equal Side Slopes <br />Channel Lining: Excavated, Brush on Bank <br />• • • ,�,. <br />ape} <br />• 3i}v <br />At w_ <br />NOTES: <br />RIG NB <br />ev <br />°P <br />DE6i <br />DATE <br />Map G -2: Seiment Pond 1 <br />°flN a` <br />vuv ++ <br />Greg Lewicki And Associates <br />Design Details <br />" " ° °` <br />�' ,w. ^ ^ "'m' . <br />SCALE <br />Revenue Mine <br />AS SHOWN <br />Nukes, SO USA mSlW E W1 lmgogwncMlbp <br />Star Mine Operations <br />