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=_ . <br />REPORTING PERIOD: <br />INSPECTION DATE: <br />MINE MSHA I.D. #: 05-04461 <br />NEW ELK PREPARATION PLANT <br />ANNUAL REPORT AND CERTIFICATION <br />MSHA PONDS <br />2002 <br />December 5, 2002 <br />IMPOUNDMENT I.D. 1211-CO-09-00296-04 <br />1. Describe any changes in the geometry of the impounding structure. <br />NONE <br />2. Describe the location and type of installed instruments and the maximum and minimum recorded <br />readings of each instrument. <br />PHYSICAL SURVEY OF WATER LEVEL <br />3. Embankment Elevations: Toe: 7428 Crest: 7459 <br />Spillway Elevations: Primary: 7451.75 Emergency: 7452.75 <br />Water Levels as Surveyed: Minimum 7438 Maximum 7448 Current 7446.55 <br />Calculated Depth: Minimum 7 Maximum 17 Current 15.5 <br />4. The storage capacity for the impoundment is approximately: 16.75 Ac-Ft. <br />5. Current volume of impounded water: 9.4 Ac-Ft <br />6. Describe any other change which may have affected the stability or operation <br />of the impounding structure that has occurred: <br />SEDIMENT WAS CLEANED FROM THE IMPOUNDMENT DURING 1ST QUARTER 1999 <br />RETURNING IMPOUNDMENT TO DESIGN CAPACITY. <br />I certify that the impoundment is being operated and maintained in accordance with the <br />approved plan. To the best of my knowledge, this report is correct and complete. <br />MSHA Certified Impoundmen Inspector <br />Date: /-~ /` ~D ~_ <br />i ~, <br />~ ~~ / -/ <br />i <br />pervizing P.E. <br />Date: / Z/~3/~ ~- .. <br />.. ~..::aja, <br />