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ROADSIDE IMPOUNDMENT - PLAN VIEW N <br />Scale 1" = 200' w E <br />S <br />I <br />7300 <br />7275 <br />7250 <br />7225 <br />7200 <br />7175 <br />0 +00 <br />►A <br />7700 <br />7600 <br />7500 <br />7400 <br />7300 <br />7200 <br />7100 <br />0 +00 <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 />F.L°1i7f] <br />CROSS SECTION LOCATION <br />Central Haul Road <br />4 +00 <br />6 +00 <br />M <br />HORIZONTAL & VERTICAL SCALE= 1" =100' <br />CROSS SECTION LOCATION <br />Map 29C Topo <br />Roadsidelmpoundment Sump <br />Map 35B Bond Topo <br />East Haul Road <br />10 +00 <br />7300 <br />7275 <br />7250 <br />7225 <br />7200 <br />7175 <br />12 +00 <br />la <br />Mi <br />7700 <br />7600 <br />7500 <br />7400 <br />7300 <br />7200 <br />7100 <br />10 +00 20 +00 30 +00 40 +00 50 +00 <br />HORIZONTAL & VERTICAL SCALE = 1"=400' <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 E7) <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 />(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 />10.77 <br />20.52 <br />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 />`�p►murt4� <br />PO Ll <br />V SC•Pfj •. tJ' i <br />32257 � <br />0 AL <br />THOMAS C PETERSON <br />P.E. No. 32257 <br />S 4-/rr <br />DATE <br />VtrcrjgF-0 <br />AUG 0920it <br />p}ywion of ftedagovon, <br />thning and Safes/ <br />