Extraction Plan - Peabody Energy

Extraction Plan – North Wambo Underground Mine Longwalls 7 and 8Attachment 1 Outlines the relevant requirements under the Development Consent (DA 305-7-2003),the SMP Guideline (DMR, 2003) and mining leases, and provides the relevant sectionof this Extraction Plan where the requirements are addressed.Attachment 2 Provides evidence of WCPL’s consultation process for the Extraction Plan.Attachment 3 Provides details of a program to collect sufficient baseline data for future ExtractionPlans.Attachment 4 Provides a consolidated list of key stakeholder contact information.Attachment 5 Provides an example structure of a Monthly Status Update.Appendices A to I contain component management and monitoring plans of the Extraction Plan:Appendix AAppendix BAppendix CAppendix DAppendix EAppendix FWater Management Plan for Longwalls 7 and 8 (WMP).Land Management Plan for Longwalls 7 and 8 (LMP).Biodiversity Management Plan for Longwalls 7 and 8 (BMP).Built Features Management Plan for Longwalls 7 and 8 (BFMP).Heritage Management Plan for Longwalls 7 and 8 (HMP).Public Safety Management Plan for Longwalls 1 to 8 (PSMP).Appendix G Coal Resource Recovery Plan (Including SMP Approved Plan and Plans 1 to 6).Appendix HAppendix ISubsidence Monitoring Program.Rehabilitation Management Plan.This Extraction Plan is also supported by a series of technical reports, prepared by relevantspecialists, which contain a review of predictions of subsidence effects, subsidence impacts andenvironmental consequences. A facilitated risk assessment workshop, incorporating the relevanttechnical specialists, was also conducted in accordance with the procedures outlined in the SMPGuideline (DMR, 2003). These technical reports are contained in Technical Reports 1 to 5:Report 1Report 2Report 3Report 4Report 5Revised Predictions of Subsidence Effects and Subsidence Impacts.Groundwater Impact Assessment Review.Surface Water Impact Assessment Review.Subsidence Risk Assessment.Subsidence Data Review and Validation of Prediction Methodology.1.3 MINE PLAN AND SCHEDULEThe currently approved orientation and footprint of the North Wambo Underground Mine wasassessed as part of the North Wambo SEE (WCPL, 2005).The mine layout presented in the approved SMP for Longwalls 1 to 6 (WCPL, 2006) included250 metre (m) wide longwall panels within the approved North Wambo Underground Mine footprint.Longwalls 7 and 8 are the two remaining longwalls within the approved North Wambo UndergroundMine extent.Further detail on the mine plan and schedule is provided in the subsections below.EP/SMP LW7-8 Rev B December 2012 Page 9