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<br />.XBOw <br />Sanborn Creek Mine <br /> <br />~ iii iuiiiiiiiiii iii <br />FOURTH QUARTER ]997 <br />DECEMBER 1-2, 1997 <br />POND INSPECTION REPORT <br />POND IDENTIFICATION: <br />TYPE OF POND: <br />APPROXIMATE WATER LEVEL: <br />APPROXIMATE SEDIIvIENt LEVEL: <br />OUTFLOW: <br />FEATURES <br />EROSIONAL: <br />RILLS & GULLIES <br />INADEQUATE VEGETATION <br />OUTLET CHANNEL EROSION <br />BURROWS <br />OTI~R <br />STRUCTURAL: <br />DIFFERENTIAL SETTLING <br />CRACKS OR SLIDES <br />SEEPAGE <br />OTHER <br />APPURTENANT STRUCTURES: <br />DEFECTIVE SPII,LWAY <br />DEWATER DEVICE CLOGGED <br />FAULTY GATES, ETC. <br />OTHER <br />MAINTENANCE REQUIItED: <br />REFERENCE DRAWINGS: <br />SANBORN HUBBARD SUBSTATION N0.3 <br />MINE H2O SEDIMEN'P SEDIMENT <br />FULL DRY DRY <br />- <5% <5% <br />165 GPM NONE NONE <br />PROBLEM . PROBLEM PROBLEM <br />NO NO NO <br />NO NO NO <br />NO NO NO <br />NO NO NO <br />NO NO NO <br />NO NO NO <br />NO NO NO <br />NO NO NO <br />NO NO NO <br />NO NO NO <br />NO NO NO <br />NO NO NO <br />NO NO NO <br />NO NO NO <br />S-004 C8-1234 S-092 <br />COMMENTS: The SWMP control devices were inspected. All SWMP control devices were found <br />to be in good condition. The sediment level in the Sanbom Creek Mine water pond cannot be <br />determined when the pond is full. Inflow into the mine water pond since it was dewatered and <br />cleaned during the third quarter 1994 has not contained enough sediment to require the pond to be <br />cleaned Substation Number 3 Pond was recently modified as part of Minor Revision Number 45. <br />r zzg7 <br />Thomas C. Anderson Date <br />Colorado Registered <br />Professional Engineer No. 14726 <br />P O. Box 5 3 5 Somerset C o l o r a d o B 1 a 3 4 U S A <br />TEL (9 7 0) 9 2 9 5 1 2 2 FAX (9 7 0 1 9 2 9 5 1 7 7 <br />