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�1y01 <br />NPDES/ <br />DISCHARGE . . <br />P01 <br />/ <br />ER <br />RAJ ump Lo <br />STAGE I[ <br />8.46 AC. <br />4 TO 6 YEARS <br />LEGEND <br />AFFECTED LAND <br />BOUNDRY OF PERMIT #77-20 <br />STAGE LINES <br />RIVERS & DITCHES <br />0 <br />in <br />MINED TO TOTAL DEPTH <br />VIT BOTTOM <br />STEP 1 <br />10' ABOVE PIT BOTTOM <br />STEP 2 <br />20' ABOVE PIT BOTTOM <br />3980 <br />STAGE I <br />11.30 AC. <br />4 TO 6 YEARS <br />N <br />I <br />III <br />i <br />i <br />i <br />Permit Number <br />Class: Permit <br />se�tio xh <br />TypelSeQ: ___- _- _._____. _.___. _.___._ .. _._._ <br />Class: O Report O Hytlro OGeneml <br />Doc Type:. .... -._— <br />DApplicalion (Coal only) ❑ Bontl ❑Enforcement ❑Inspection <br />Map Exhibit D- 1 <br />DELTA SAND 8 <br />I GRAVEL COMPANY <br />PIT NO. 1 <br />MINING PLAN <br />PART OF THE NW 1/4 NE 1/4 SECTION 18, T15S, R95W, 6 th.P.M. <br />DELTA COUNTY, COLORADO <br />MARCH 1980 <br />Prepared by Environment, Inc. <br />SCALE 1 °= 100' <br />Larry E. O'Brian P E. No. 7465 <br />0001511? <br />4 <br />