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Review Checklist for Subsidence Monitoring Report <br />Mine: King I and II Mines <br />Permit No.: C-81-035 <br />Report period: 3rd and 4th quarters 2009 <br />Date this review was completed: 3/23/10 <br />CDRMS reviewer: Tom Kaldenbach <br />Monitoring requirement Regulation citation In compliance: <br />Yes / no ? Comment <br />Installed and surveyed Only the Crawford residence <br />monuments prior to 2.05.6(6)(c)(i)(A) Yes required monuments. Those <br />undermining. monuments were surveyed <br /> quarterly from Oct. 2001 until <br />Located monuments to April 2003 when DMG approved <br />detect vertical 2.05.6(6)(c)(i)(B) Yes suspension of monitoring. The <br />subsidence and monuments are to remain in place <br />horizontal displacement. for possible future use (permit <br /> Section 2.05.6, page 4). <br /> Quarterly monitoring is required <br />Monitored each for only: surface cracks over <br />structure's orientation, 2.05.6(6)(c)(i)(C) Yes abandoned workings, the <br />location, elevation. Huntington ditch, and the <br /> Crawford ditch. <br /> Section 2.05.6 of the permit <br />Monitored each application requires post- <br />monument and structure 2.05.6(6)(c)(i)(D) Yes undermining inspection of a fence <br />at least quarterly. and two-track road at King II <br /> Mine. Undermining has not yet <br /> occurred. <br />Commenced monitoring <br />of each monument and <br />structure at least one 2.05.6(6)(c)(i)(D) Yes <br />month prior to <br />undermining. <br />Submitted monitoring <br />report at least 2.05.6(6)(c)(i)(E) Yes <br />semiannually. <br />Conducted sufficient <br />post-mining monitoring 2.05.6(6(c)(i))(F) Yes <br />to verify subsidence <br />prediction <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 2.05.6(6)(d)(i) Yes In compliance based on <br />use of renewable observations below. <br />resource lands or <br />structures