Extraction Plan - Peabody Energy

Extraction Plan – North Wambo Underground Mine Longwalls 7 and 8Table A1-3 (Continued)Requirements of the Guideline for Applications for Subsidence Management Plan ApprovalsGuidelineSectionRequirementIdentified surface features to be shown on a plan – including the alluvial extent; andThorough characterisation of surface and sub-surface features as per: Statutoryrequirements; Government guidelines and consultation with government agencies,community and authorities/owners.6.6.3 Areas of Environmental SensitivityFigures 3 and 9 Identify Areas of Environmental Sensitivity within the Application Area. Section 36.7 Subsidence Prediction6.7.1 Prediction Method and ReliabilityMethod(s) employed to estimate subsidence;A discussion of all factors that may affect the development of subsidence;Relevance of all input data, including previous relevant subsidence monitoring, results;Identification of all assumptions used, especially those which may significantly affect theoutcome of the subsidence predictions, and discussion of their relevance, andReliability of the subsidence predictions, the level of uncertainties involved and potentialfor deviations based on topographical, geological or geotechnical factors.6.7.2 Subsidence Predictions - ResultsThe applicant should clearly demonstrate:The subsidence parameters included in the subsidence predictions are relevant; andThe maximum subsidence predictions for the Application Area and at each identifiedfeature.Document Reference/CommentTable 10 and Appendices A to IReport 1 and Report 5Report 1 and Report 5Report 5Report 1 and Report 5Report 1 and Report 5Section 2.1 and Report 5Section 1.4 and Report 1EP/SMP LW7-8 Rev B December 2012 Page A1-10