Subsidence Management Plan - Quetools

1 INTRODUCTIONThis Application for Subsidence Management Approval – SubsidenceManagement Plan (SMP) is submitted by Glennies Creek Coal ManagementPty Ltd (GCCM) as part of an application for approval for the secondaryextraction of Longwalls 10 to 17 within the Middle Liddell seam, anddevelopment of associated first workings at Glennies Creek Colliery.The SMP has been developed through a process of risk assessment andcommunity consultation in order to identify potential risks, their likelihoodand consequences and to manage the potential subsidence impacts.Management will be achieved through prevention, mitigation and/orremediation of subsidence impacts as required.1.1 SCOPEThis SMP covers proposed secondary extraction of Longwall Panels 10 to 17and associated first workings, including mains and gateroad development asillustrated on the SMP Approved Plan (see Figure 1). The Application Area isthe surface area defined by an angle of draw of 26.5° from the extraction limitsof proposed Longwalls 10 to 17.1.2 OBJECTIVESThe objectives of this SMP are as follows.• To present the subsidence monitoring and reporting processes.• To present the management solutions, processes and action plansdeveloped as a result of the subsidence impact assessment andcharacterisation of surface features.• To present the management strategies to be adopted in order to reduce theidentified risks associated with subsidence.• To ensure that consultation with stakeholders regarding subsidence isongoing and undertaken in accordance with a documented process.• To document allocated responsibilities under the management plan.• To ensure that the management plan is reviewed and audited for currencyand application.ENVIRONMENTAL RESOURCES MANAGEMENT AUSTRALIA 0038321/FINAL/3 JANUARY 20071