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REP26967
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REP26967
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Entry Properties
Last modified
8/24/2016 11:58:00 PM
Creation date
11/27/2007 4:37:57 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1982056
IBM Index Class Name
Report
Doc Date
1/16/2002
Doc Name
2nd half 2000 Review Checklist
From
Tom Kaldenbach
To
File
Permit Index Doc Type
Subsidence Report
Media Type
D
Archive
No
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to 1400 ft. <br />beyond, with <br />subsidence > <br />1 "/day -survey <br />daily <br />c) underneath <br />structure to 1400 <br />ft. beyond, with <br />subsidence <_ <br />1"/day -survey <br />weekl <br />Submitted monitoring <br />report semiannually, 2.05.6(6)(c)(i)(E) Yes <br />within 60 days after <br />re ortin eriod <br />Conducted sufficient <br />post-mining monitoring 2.05.6(6(c)(i))(F) Yes <br />to verify subsidence <br />rediction <br />Accurately predicted 2.05.6(6)(d)(i) Yes In compliance based on <br />subsidence. observations below. <br />There was no imminent <br />or actual material <br />damage or diminution of In compliance based on <br />use of renewable 2.05.6(6)(d)(i) Yes observations below. <br />resource lands or <br />structures <br /> <br />Item Predicted impact in <br />Observed impact Prediction accurate? <br /> ermit a lication Yes/no~ndeterminate <br /> Maximum 6.0 ft. Yes. Although observed for <br /> (72 in.) for panel Cumulative maximum of 5.7 ft. panel 2R is greater than <br />Vertical 3R, and 1.0 ft. <br />(at station H63D in panel 3R) and predicted, prediction was for <br />subsidence (12.5 in.) for 2R <br />25 ft_ (at station W54 in panel an 800 ft. panel, rather than <br />magnitude [Table 18 of ZR <br />) the actual 1000 ft. panel. No <br /> Exhibit 7D-1 of significant damage was found <br /> ermit] on structures over anel 2R. <br /> Maximum 0.26 ft. <br /> (3.3 in.) for panel Yes. Although observed is <br />Horizontal 3R, and 0.05 ft. <br />Cumulative maximum of 1.4 ft. greater than predicted, <br />displacement (0.62") for panel <br />Cat station P94A in panel 2R) prediction was for an 800 ft. <br />magnitude 2R [Table 18 of panel, rather than the actual <br /> Exhibit 7D-1 of 1000 ft. panel. <br /> ermit] <br /> Maximum 23 Less than 15 degrees (based on <br /> degrees [page 2 zero subsidence at station H65 <br />Angle of draw of Exhibit 7D in that is approximately 250 ft. Yes. <br /> permit outside direct undermining). <br /> a lication]. <br />
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