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HYDRO23761
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HYDRO23761
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Entry Properties
Last modified
8/24/2016 8:44:08 PM
Creation date
11/20/2007 4:03:17 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1981018
IBM Index Class Name
Hydrology
Doc Date
1/25/1999
Doc Name
PROFESSIONAL CERTIFICATION FOR REFUSE AREA SEDIMENT POND 2/3 AT THE DESERADO MINE PROPERTY FN C-018-
From
BLUE MOUNTAIN ENERGY INC
To
DMG
Permit Index Doc Type
PROF POND CERTIFICATIONS
Media Type
D
Archive
No
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,. . <br />.,Irnc-..1•»•.rF:FaV,~z•tr ~;: ~ta'~w..:.t.-.n.: ; :: ~.;.. <br />ENERGY, INC. <br />A Su64161ery of <br />Deseret Gensntlon b <br />Trenaminlon <br />Caoperethe <br />3507 County A6.65 <br />HanBery, CO 816/8 <br />970.675.8431 <br />Fa:970-675-5229 <br />Dear Dan: <br />January 20, 1999 <br />Mr. Dan Mathews <br />III IIIIIIIIIIIIIIII <br />sss <br />RECEIVED <br />JAN 2 5 X999 <br />DIV. OF MINERALS & GEOLC <br />Division of Minerals and Geology 1 unnrvu~un~iiun <br />2148 Broadway, #C-5 <br />Grand Junction, Colorado 81503:, '""";"''~'"ii°P;".°.'''`"''"'`"'"'' <br />RE: Professional Certification <br />Deserado Mine Property <br />File No. C-018-81. <br />for Refuse Area Sediment Pond 2/3 at the <br />am a professional engineer registered in the State of Colorado and my experience fulfills the <br />requirements of the Colorado Surface Coal Mining Reclamation Act. <br />Modifications to the approved design of Refuse Area Sediment Pond 2/3 were made to improve the <br />functional efficiency and do not detract from the structural integrity or functionality of the original <br />design. Such modifications include the addition of two internal dikes and enlargement of the pond by <br />removing additional material upstream of tfte dam. <br />To the best of my knowledge, based on my professional expertise, Refitse Area Sediment Pond 2/3 at <br />the Deserado mine was constructed in conformance with prudent state-of--the-art construction <br />practices. Further, [he structures were constructed in compliance with the approved design, as <br />specified within Section IV.J of the approved permit documents and depicted on Map 79 and other <br />permit documents or maps as amended from time to time. Map 79 enclosed herein is a true <br />representation of Sedimentation Pond 2/3 as constructed. <br />I certify, based on my field observations and those observations of my qualified designates and <br />professional investigations,as detailed above, that Refuse Area Sediment Pond 2/3 at Blue Mountain <br />Energy, Inc., Deserado Mine, located in Rio Blanco County, Colorado, were constructed in <br />compliance with the design approved as <br />Division of Minerals and Geology. <br />_~'~,~ -''RfS~LIfQlly, <br />~~. ~: <br />--ti ' ` - <br />_ ~WiUiam;C. Lepro, P.E. <br />--Project Engineer <br />Colorado Registered P.E. No. 30263 <br />Enc: Map 79 <br />xc: Murari Shrestha <br />Jeff Dubbert <br />Scon Wanstedt <br />File <br />portion of Permit No. C-018-81,issued by the Colorado <br />
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