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<br />,-x <br /> <br /> <br />COLORADO WESTMORELAND INC. <br />ORCHARD VALLEY MINE <br />QUARTERLY WASTE DISPOSAL AREA INSPECTION REPORT <br />NEW WEST RIDGE PILE <br />~~~ I~~~~~I~~~I~~I~~ <br />ITEM YES NO COMMENTS <br />1. Quantity of waste material added [o <br />waste disposal area this quarter. There has been no gob hauled to <br /> pit this last quarter because <br /> mining conditions have im- <br />~See attached calculations.) proved. There is no material <br /> being hauled to the wash plant <br /> 'or the gob pit. The surface of <br /> the gob pi[ was smoothed out <br />2, Waste material deposited and compacted and recompacted. <br />in 24" lifts? X <br />3. Drainage alterations constructed? X <br /> Berms being constructed on all <br /> sides of lower portion of pit. <br /> Average south side height is 52 <br />4. Present height of waste material, ft. <br /> Have starCed on the 2nd bench <br /> level of pile b construction of <br />5. New bench constructed? ~ X drainage ditch is underway. <br /> Cross secCions of berm have <br /> been surveyed in and the pile <br /> was constructed at 1:1 -1 /2 <br /> slope insCead of 1:2. Present- <br />6. Refuse material outslope placed at ly working on options for <br />1V:2H? X rectifying problem. <br /> No soil cover has been placed <br /> as yet in the drainage ditch of <br />7. To of completed fill at 5%? X the second level. <br /> No erosion. Rock has been <br />8, Bench drainage adeouate? X cleared from drainage ditch. <br />9. Areas covered with 4 non-toxic non- 9 topsoil. <br />combustible material? X 3'3" subsoil. <br /> Berms being constructed on east <br />10. Berms constructed on outslopes? X side of pi[. <br />11. Evidence of structural defects? X <br /> Subsoil b topsoil being removed <br />12. Topsoil adeouatel salvaged b stored? from storage areas. <br /> A'ajority of material comes from <br /> wash plant - material is mainly <br />13. Trash being removed? X rock. <br /> Starting to shape gob in the <br /> pi[ to start the next bench <br />14. Additional comments? X level. <br />Inspector: ~la~ G/~ ~ ~ Date of Inspection: 06/13/88 <br />I hereby certify that [he construction of the waste disposal area was done under my direct <br />supervision and is constructed as per the current Colorado Mined Land Reclamation Permit re- <br />quirements. <br />Si¢natur <br />July 1 , 1988 <br />to <br />