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2013-04-12_HYDROLOGY - C1981022
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2013-04-12_HYDROLOGY - C1981022
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Entry Properties
Last modified
8/24/2016 5:19:28 PM
Creation date
4/15/2013 8:44:29 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1981022
IBM Index Class Name
HYDROLOGY
Doc Date
4/12/2013
Doc Name
1st Quarter 2013 Pond Inspection Report
From
Oxbow Mining, LLC
To
DRMS
Permit Index Doc Type
Sediment Pond Inspections
Email Name
BFB
SB1
Media Type
D
Archive
No
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Miscellaneous Comments: <br />Under Direction of: <br />FIRST QUARTER 2013 POND INSPEC Z ION REPORT <br />Pond Inspection Date: March 27. 2013 <br />1. The SWMP control devices were inspected and all SWMP control devices were found to be in fair <br />condition. Performed further routine S\\ NIP maintenance dnrinu the quarter on Elk Creek mine and <br />facilit roads. During the quarter, sumps in front of straw bales are cleaned and/or straw bales replaced. as <br />part of routine maintenance. <br />2. Sediment and Water Level Determination — When sediment enters a pond, it is deposited unevenly, <br />usually collecting at the inlets rather than evenly across the bottom of the pond. Reported sediment levels <br />are based upon the inspector's observations made throughout the quarter du► ing routine inspections in <br />combination with knowledge of the pond structure. The reported pond water level is also determined by <br />observations relative to the various landmarks in the pond (depth to bottom, primary riser. etc.) <br />Notwithstanding comments above, ponds have been maintained as designed and in accordance with the <br />approved plan. <br />/ <br />Inspected By: J t ' <br />James A. Kiger <br />Benjam► ljodwin <br />Colorado istered Professional Engineer No. 34286 <br />3737 Hwy 133 • P O Box 535 • Somerset, Colorado 81 434 USA <br />TEL (970) 929 -5122 n FAX (970) 929 -51 7/ <br />
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