2014-07-16_REPORT - C1981035

• Permit No: C1981035
• IBM Index Class Name: Report
• Doc Date: 7/16/2014
• Doc Name: 3rd Quarter 2011 thru 2nd Quarter 2014 Review of Subsidence Monitoring Reports ‎(emailed)‎
• From: DRMS
• To: GCC Energy, LLC
• Permit Index Doc Type: Subsidence Report
• Email Name: MLT
• Media Type: D
• Archive: No

Review Checklist for Quarterly Subsidence Report
Reporting Period: 2011 Q -3; 2012 Q -1, 2, & 4; 2013 Q -1, 2, 3 & 4; 2014 Q -1 & 2
Report Submitted by: GCC Energy, LLC
Date Received by DRMS; 24 -Oct -2011 thru 10 -Jul -2014
King Coal Mine
DRMS Reviewer: Marcia L. Talvitie, P.E.
Date Review Completed: 16 -Jul -2014
Citation
Subsidence
Complied
Comment
from 2,05,6(6)
Monitoring Plan
With?
(c) (i) (A)
Monuments Installed and Surveyed
Yes
At King I, only the Marc Crawford house required monuments. These
Prior to Undermining
were surveyed quarterly from Oct -2001 through Apr -2003, when the
Division approved suspension of monitoring. The monuments are to
(c) (i) (B)
Monuments Located to Detect Vertical
Yes
Subsidence and Horizontal Displacement
remain in place for possible future use (King I Permit Section 2.05.6,
page 4�. No monuments are required for King 11, and no areas have
(c) N (C)
Orientation, Location and Elevation
Yes
of Each Structure Monitored
been undermined.
Monuments & Structures Monitored
Yes;
King 1: Monitoring required only for surface cracks over abandoned
(c) (i) (D)
Quarterly
workings, Huntington Ditch, and Crawford Ditch.
Commencing One Month Prior to
N/A
King 11: Fence and two -track road will be monitored no later than the
being Undermined
Spring after structures are undermined.
(0 0 (E)
Monitoring Results Submitted
Yes
Results for Huntington Ditch and Crawford property are generally
At least Semi - Annually
submitted on a quarterly basis
Monitoring Duration Sufficient to
Yes
Prediction (KI Sec 2.05.6 p. 3�: No material damage. Landowners
Verify Subsidence Prediction
continue to monitor cracks; no new cracks or issues reported.
King I Section 2.05.6 refers the reader to Map King 1 -005 for the
location of the irrigation ditches, the Crawford homes, and related
(c) (ii)
Map showing location of monuments to be
N0
structures. The features are not shown on the map.
installed and structures to be monitored
Monument locations for the Marc Crawford residence are shown on
Map King 1 -013, but the other features (water lines, etc,) do not
appear.
If subsidence monitoring determines
No determination of inaccurate subsidence predictions has been
(d) (i)
prediction was inaccurate, a subsidence
NSA
made by the Division.
control plan must be submitted
Underground mining under structures shall
No determination of imminent danger of subsidence damage has
(d) (ii)
be suspended if imminent danger of
NSA
been made by the Division,
subsidence damage is determined to exist
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