My WebLink
|
Help
|
About
|
Sign Out
Home
Browse
Search
GENERAL46505
DRMS
>
Back File Migration
>
General Documents
>
GENERAL46505
Metadata
Thumbnails
Annotations
Entry Properties
Last modified
8/24/2016 8:20:19 PM
Creation date
11/23/2007 2:41:51 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1981035
IBM Index Class Name
General Documents
Doc Date
7/2/1982
Doc Name
OSM Permit No. CO-0043
From
OSM
To
NATIONAL KING COAL INC
Permit Index Doc Type
Other Permits
Media Type
D
Archive
No
There are no annotations on this page.
Document management portal powered by Laserfiche WebLink 9 © 1998-2015
Laserfiche.
All rights reserved.
/
13
PDF
Print
Pages to print
Enter page numbers and/or page ranges separated by commas. For example, 1,3,5-12.
After downloading, print the document using a PDF reader (e.g. Adobe Reader).
View images
View plain text
.. ~ ,. <br />ATTACHMENT TO RIDER <br />1. NATIONAL KING COAL MUST MONITOR WATER LEVELS RND WATER QUALITY IN THE <br />RLLWIRL AQUIFER OF HAY GULCH ON A QUARTERLY BASIS. THE EXISTING MONI- <br />TORING WELL WILL BE ADEQUATE FOR THESE PURPOSES ONCE THE FOLLOWING <br />ITEMS ARE SATISFIED: <br />R) THE TOP OF THE WELL MUST BE SEALED TO PREVENT SURFACE WATER AND OTHER <br />DEBRIS FROM ENTERING THE WELL CASING: <br />B) MONITORING SHOULD ONLY OCCUR ON MONDAY MORNINGS AFTER THE WELL HAS <br />SET IDLE FOR RN ENTIRE WEEKEND. NATIONAL KING COAL MUST MONITOR FOR THE <br />FOLLOWING WATER QUALITY PARAMETERS: <br />pH MAGNESIUM <br />CONDUCTIVITY SULFATE <br />TEMPERATURE IRON <br />TOTAL DISSOLVED SOLIDS MANGANESE <br />CALCIUM <br />C) THE RESULTS OF THIS WATER LEVEL AND WATER QUALITY MONITORING SHALL <br />BE SUBMITTED TO THE DIVISION ON R QUARTERLY BASIS, <br />2. NATIONAL KING COAL MUST PREPARE R MASS BALANCE DEMONSTRATION TO CLARIFY <br />THE INDICATED SOURCES OF MATERIAL TO BE USED TO BACKFILL AND REGRADE <br />THE SURFACE FACILITIES RRER. SUCH DEMONSTRATION SHALL INCLUDE RN AMENDED <br />DESCRIPTION OF MATERIAL SOURCES AND TECHNIQUES OF MATERIAL PLACEMENT TO <br />BE UTILIZED. VOLUME CALCULATIONS SHALL BE COMPLETED DETAILING THE VOLUME <br />OF FILL REQUIRED AND THE VOLUME OF MATERIAL TO BE OBTAINED FROM EACH SOURCE, <br />SUCH RS SALVAGE OF EXISTING BENCHES, DEPOSITION OF UNDERGROUND DEVELOPMENT <br />WASTE AND ROOF FALL, DEPOSITION OF SEDIMENT £ROM SEDIMENT PONDS AND THE <br />DISPOSAL OF DEMOLISHED SURFACE FACILITY DEBRIS. THIS MASS BALANCE EXPLANATION <br />SHALL BE SUBMITTED TO THE DIVISION [dITHIN 60 DAYS FOLLOWING THE ISSUANCE <br />OF THE APPROVED PERMIT. <br />FURTHER, NATIONAL KING COAL MUST PREPARE RN APPROPRIATE GEOTECHNICAL AND <br />STABILITY ANALYSIS OF THE PROPOSED BRCKFILLED CONFIGURATIONS FOR THE PORTAL <br />BENCH AREAS AT THE KING COAL MINE. THESE ANALYSES SHALL UTILIZE ACCEPTED <br />SLOPE STABILITY MATHEMATICAL ANALYSIS TECHNIQUES, MATERIAL STRENGTH <br />DETERMINATIONS AND APPROPRIATELY DETAILED CEOTECHNICAL KNOWLEDGE OF THE SITE, <br />IN ORDER TO COMPLETE THE REQUIRED STABILITY DEMONSTRATION. A REPORT OF THIS <br />REQUIRED STABILITY ANALYSIS AND THE APPROPRIATE GEOTECHNICAL INVESTIGATIONS <br />OR OTHER INFORMATION ACCEPTABLE TO THE DIVISION DEMONSTRATING STABILITY, <br />SHALL BE SUBMITTED TO THE DIVISION FOR APPROVAL WITHIN 120 DAYS FOLLOWING <br />ISSUANCE OF THE APPROVED PERMIT. <br />
The URL can be used to link to this page
Your browser does not support the video tag.