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WEST HAUL ROAD i <br />(Nest sU <br />back p over f/ <br />WS <br />k to pt <br />E/7 32, <br />FA <br />it <br />p <br />/ <br />BERT, 36" <br />J�� <br />EAST HA <br />I <br />i <br />RAP] <br />ROADSIDE IMPOUNDMENT - PLAN VIEW N <br />Scale 1" = 200' w E <br />S <br />I <br />CROSS SECTION LOCATION <br />A Al <br />7300 7300 <br />7275 Central Haul Road 7275 <br />7250 7250 <br />7225 7232 overflow 7232 overflow East Haul Road 7225 <br />7200 Culvert 7200 <br />7175 7175 <br />0 +00 2 +00 4+00 6 +00 8 +00 10 +00 12 +00 <br />HORIZONTAL & VERTICAL SCALE = 1 " =100' <br />CROSS SECTION LOCATION <br />B B1 <br />7700 7700 <br />7600 7600 <br />7500 Map 29C Topo 7500 <br />7400 7400 <br />7300 7300 <br />7200 Map 35B Bond Too 7200 <br />7100 Roadsidelmpoundment Sump 7100 <br />0 +00 10 +00 20 +00 30 +00 40 +00 50 +00 <br />HORIZONTAL & VERTICAL SCALE = 1"=400' <br />NOteS: The case condition reflects the approximate <br />pit and spoil pile configuration at the end of <br />year 2017, reflecting the completion of the pit <br />boxcut. <br />This impoundment shall be evacuated by pumping <br />using a minimum 8" discharge pump. The discharge <br />pipeline will extend to a point on either the East <br />Perimeter Ditch or the West Perimeter Ditch (See Exh. 7 -23 Figure El) <br />where flows can proceed by gravity to the Collom sump. <br />This impoundment will be inspected quarterly. <br />AREA - CAPACITY TABLE <br />(Revised following as -built survey) <br />ELEVATION <br />(Feet) <br />AREA <br />(Acres) <br />AVERAGEAREA <br />(Acres) <br />CAPACITY <br />INCREMENTAL <br />CUMULATIVE <br />(Acre-Feet) <br />7200 <br />1.19 <br />0 <br />0 <br />1.45 <br />7205 <br />1.71 <br />7.25 <br />7.25 <br />2.02 <br />7210 <br />2.33 <br />10.11 <br />17.36 <br />2.68 <br />7215 <br />3.04 <br />13.42 <br />30.78 <br />3.43 <br />7220 <br />3.83 <br />17.17 <br />47.95 <br />5.64 <br />7225 <br />7.45 <br />28.20 <br />76.15 <br />8.60 <br />7230 <br />9.75 <br />42.99 <br />119.14 <br />10.26 <br />7232 <br />1 10.77 <br />1 20.52 <br />1 139.66 <br />TOTAL CAPACITY 139.66 ACRE -FEET (DESIGN) <br />ENGINEERS CERTIFICATION <br />1, THOMAS C. PETERSON, being a <br />Licensed Professional Engineer in <br />the State of Colorado, do hereby <br />certify that this map has been <br />reviewed by me and that it accurately <br />represents the proposed impoundment <br />0 L f cF � *obi <br />� SC�PfT' �iP <br />32257�Pz•' � <br />�o /9�ii F <br />z „�0- <br />THOMAS C PETERSON <br />P.E. /yo 2257 <br />/ 1z <1 <br />DA IL <br />C 9011 <br />