Extraction Plan - Peabody Energy

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Extraction Plan – North Wambo Underground Mine Longwalls 7 and 8Table A1-2Development Consent DA 305-7-2003 RequirementsConditionNumber(Schedule 4)ConditionPerformance Measures – Natural and Heritage Features, etc22. The Applicant shall ensure that the development does not cause any exceedances of theperformance measures in Table 14A, to the satisfaction of the Director-General.Document Reference/CommentThis Extraction Plan has been developed to meet thesubsidence impact performance measures.Table 14A: Subsidence Impact Performance MeasuresWaterWollombi BrookBiodiversityWollemi National ParkWarkworth Sands WoodlandCommunityWhite Box, Yellow Box, Blakely’sRed Gum Woodland/Grassy WhiteBox Woodland CommunityHeritageWambo Homestead ComplexNegligible Impact.Controlled release of excess site water only inaccordance with EPL requirementsNil impact.Minor cracking and ponding of the land surface orother impact.Negligible environmental consequencesMinor cracking and ponding of the land surface orother impact.Negligible environmental consequencesNegligible impact on heritage values, unlessapproval has been granted by the Heritage Branchand/or the MinisterSection 3.1 and Appendix A (Water Management Plan)Section 3.3 and Appendix C (Biodiversity Management Plan)Section 3.5 and Appendix E (Heritage Management Plan)EP/SMP LW7-8 Rev B December 2012 Page A1-2
Extraction Plan – North Wambo Underground Mine Longwalls 7 and 8Table A1-2 (Continued)Development Consent DA 305-7-2003 RequirementsConditionNumber(Schedule 4)Performance Measures – Built FeaturesCondition22A. The Applicant shall ensure that the development does not cause any exceedances of theperformance measures in Table 14B, to the satisfaction of the Director-General of DII.Document Reference/CommentThis Extraction Plan has been developed to meet thesubsidence impact performance measures.Table 14B: Subsidence Impact Performance MeasuresBuilt FeaturesAll built featuresPublic SafetyPublic SafetyAlways safe.Serviceability should be maintained wherever practicable.Loss of serviceability must be fully compensated.Damage must be fully repairable, and must be fully repairedor else replaced or fully compensated.No additional riskSection 3.4 and Appendix D (Built Features ManagementPlan)Section 3.6 and Appendix F(Public Safety Management Plan)22B. Any dispute between the Applicant and the owner of any built feature over the interpretation,application or implementation of the performance measures in Table 14B is to be settled bythe Director-General of DII. The Director-General of DII may seek the advice of the MSB onthe matter. Any decision by the Director-General of DII shall be final and not subject to furtherdispute resolution under this consent.The Longwalls 7 and 8 Application Area is located entirelywithin WCPL-owned land.A 2 km section of Ausgrid 11 kV powerline is located withinthe Longwalls 7 and 8 Application Area. If the powerline is notdecommissioned, an Ausgrid Asset Management Plan wouldbe prepared in consultation with Ausgrid for the managementof this powerline (Section 3.4 and Appendix D).EP/SMP LW7-8 Rev B December 2012 Page A1-3
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