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complied with on 26 November 2007. <br />3.1.5 Status of Technical Revisions <br />This section identifies those Technical Revisions processed since the findings of Permit Renewal <br />Number 4, 21 October 2002. <br />TR-58: Technical Revision 58 was received on 3 November 2003, called complete on 4 <br />November 2003 and approved on 1 December 2003. TR-58 revised the mining plan. <br />TR-59: Technical Revision 59 was received on 25 October 2004, called complete on 3 <br />November 2004 and approved on 14 December 2004. TR-59 suspended topsoil testing. <br />TR-60: Technical Revision 60 was received on 2 September 2005, called incomplete on 9 <br />September 2005, called complete on 30 September 2005 and approved on 11 October 2005. TR- <br />60 updated the mine plan with a modification to Coal Lease D-034365. TR-60 was an abatement <br />of NOV CV-2004-001. <br />TR-61: Technical Revision 61 was received on 17 November 2005, called complete on 23 <br />November 2005 and approved on 22 March 2006. TR-61 revised and updated the reclamation <br />cost estimate and bond. <br />TR-62: Technical Revision 62 was received on 4 November 2005, called complete on 9 <br />November 2005 and approved on 29 May 2006. TR-62 changed the topsoil replacement depth <br />for the East and West Pit areas to eight inches. The topsoil replacement depth of eight inches <br />will apply to all areas that are reclaimed and topsoiled from 2006-2009. <br />TR-63: Technical Revision 63 was received on 8 November 2005, called complete on 21 <br />November 2005 and approved on 1 June 2007. TR-63 addressed changes to the post-mining <br />topography for the East and West Pits. <br />TR-64: Technical Revision 64 was received on 29 March 2006, called incomplete on 6 April <br />2006, called complete on 8 May 2006 and approved on 17 October 2006. TR-64 revised the <br />Streeter Draw Fill and Section 16 Fill monitoring requirements. <br />TR-65: Technical Revision 65 was received on 19 April 2006, called incomplete on 26 April <br />2006, called complete on 10 May 2006 and approved on 29 June 2007. TR-65 revised the <br />Section 16 Pit advance limits and approved highwall mining. <br />TR-66: Technical Revision 66 was received on 14 August 2006, called incomplete on 24 August <br />2006, called complete on 6 September 2006 and approved on 31 January 2007. TR-66 revised <br />and updated the reclamation cost estimate and bond. <br />Proposed Decision and Findings of Compliance 14 September 2009 <br />Permit Renewal 05 Page 12