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HYDRO30842
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HYDRO30842
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Entry Properties
Last modified
8/24/2016 8:54:36 PM
Creation date
11/21/2007 12:53:42 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1982056
IBM Index Class Name
Hydrology
Doc Date
10/2/1997
Doc Name
1997 THIRD QUARTER POND INSPECTION REPORT PN C-82-056
From
TWENTYMILE COAL CO
To
DMG
Permit Index Doc Type
SEDIMENT POND INSPECTIONS
Media Type
D
Archive
No
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C TWENTYM166 <br />~ COAI. COMPANY <br />A Cyprus Amax Company <br />iii iiiiiiiiiiiii iii <br />Twentymile Coal Company <br />29515 Routt County Road #27 <br />Oak Creek, Coloredo 80467 <br />970-879-3800 <br />~~C~I~IcC <br />September 30, 1997 <br />OCT D 2 1997 <br />Ms .lane[ Binns <br />Environnten[al Protection Specialist <br />Division of Minerals and Geology <br />131 ;Sherman Street, Room 215 <br />Denver, Colorado 80203 <br />RE: 1997 Tltird Quarter Pond Inspection Report - Pennit No. C-82-056 <br />Dzar Ms. Binns: <br />Atmched for your review are the Quarterly Pond Inspection Reports for the third quarter of 1997. This <br />information is submitted in compliance with [he Twentymile Coal Company Permit C-82-056 and CMLRD <br />Rule 4.05.6(13). <br />Pond D and Pond B have sediment deltas accumulating a[ [heir inlets. Removal of this sediment is <br />renatively scheduled for completion this fall. Additional surveying is required at Pond D to determine the <br />volume of the pond to the emergency spillway elevation for estimation of the amount of sediment to be <br />removed. <br />Repairs to the inlet ditch of Pond F were completed during [he third quaver and an 8" Baski Flume was <br />installed a[ [he discharge point for flow measurement The rock check dams wire blown out by heavy <br />rainfall and are scheduled for repair. <br />The Fish Creek Tipple pond repairs were scheduled for [he week of September I5, 1997. These repairs <br />were delayed due to heavy rainfall during [he week. The emergency spilhvay will be raised O.S and the <br />primaq~ spilhvay lowered I.0' to be in compliance with DMG regulations. <br />Please contact me at (970) 870-2750 if you have any questions. <br />CERTIFICATION <br />1. Tunis U. Rogers, a Registered Projessinnul Et;gineer in the Same gjColorudo. do herchy certiJi~ that the <br />uuached Sdelimenl Pend Reports covering the drird yttur'!er of 1997 are trvre and correct [o the hest nj my <br />knuxledge and heliej <br />REGis <br />Tav¢ D. f{A~e~741 <br />Env~tjmgpta ngineer ~ W <br />CO~~icr.31741 ;~~~; <br />~~~~~i.;SS~ON A~ F-~~~`~~\ <br />9~olY7 <br />Date <br />is\document\3 rd97No2.doc <br />
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