Laserfiche WebLink
To date, a total of 5,286,129 tons of wet refuse have been placed in the 2/3/4 combined sub-area <br />and a total of 1,771,219 tons of wet refuse have been placed in sub-area Sa. <br />Material was stockpiled during the quarter. <br />The topsoil and subsoil piles for sub-areas 1, 2/3/4 and Sa have been seeded and are stable. <br />Vegetative growth appeazs adequate to control erosion on the piles. <br />Quarterly monitoring of RP-4 refuse pond embankment has continued, and to date appeazs to be <br />stable. <br />To the best of my knowledge, based on my professional expertise, the permanent refuse <br />structures at the Deserado mine aze being constructed in conformance with the prudent state-of- <br />the-art construction practices as they relate to coal processing waste bank construction. Further, <br />the structures are being constructed in compliance with the approved design, as specified within <br />Section IILB.3 of the approved permit documents and depicted on Maps 76, 77, 77A, 83 and 150 <br />and other permit documents or maps as amended from time to time. <br />I certify, based on my field observations and those observations of my qualified designates and <br />professional investigations, as detailed above, that the permanent refuse disposal structures at <br />Blue Mountain Energy, Inc., Deserado Mine, located in Rio Blanco County, Colorado, aze being <br />constructed in compliance with the design approved as a portion of Permit No. C-1981-18, <br />issued by the Colorado Division of Minerals and Geology. <br />~''~'~ <br />3i?~3 0 <br />=_~-oS ~, <br />P.E. <br />Colorado Registered P.E. No. 30263 <br />xc: Jeff Dubbert <br />Scott Wanstedt <br />File <br />