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-~ SCHMUESER ENGINEERS & CONSTRUCTORS <br /> ' ASSOCIATES <br /> November 8, 1984 <br /> Mr. Tom Johansen <br /> Mid-Continent Resources, Inc. <br /> P.O. Box 158 <br /> Carbondale, Colorado 81623 <br /> RE: Sedimentation Ponds - Sutey Property <br /> Dear Mr. Johansen: <br /> The purpose of this letter is to certify that the above referenced <br /> sedimentation ponds have been constructed in accordance with good <br /> engineering practice and the Geo-Hydro design specifications. <br /> We are enclosing an as-built topographic map which verifies that the <br /> minimum size rquirements specified have been met, i.e. : <br /> Upper Pond: width = 100' <br /> Length = 160' <br /> Side Slopes = 2:1 <br /> Depth @ Principal Spillway = 9.3' <br /> Lower Pond: Width = 80' <br /> Length = 175' <br /> Side Slopes: = 2:1 <br /> Depth @ Principal Spillway = 9.6' <br /> Also enclosed are copies of the compaction test results from Chen & <br /> Associates which show that the requirement of 95% of Standard Proctor <br /> density has been met. <br /> Sincerely, <br /> SCHMUESER & ASSOCIATES <br /> �� �..�.Vbb.�l�� `ti\4A�G�ci(C�fcae� � • . <br /> r <br /> Rick Kinshella, P.E. •D 17? r2 <br /> ..�� ®� CTYuC4 <br /> � 3A rS �C, • <br /> RK/JJ ?fNA <br /> �••369• <br /> O F C O'er <br /> enc: <br /> SCHMUESER & ASSOCIATES, INC. <br /> 1512 GRAND AVENUE, SUITE 210 • GLENWOOD SPRINGS, COLORADO 81601 (303) 945-5468 <br />