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Appendix C Subsidence Assessment Mining Ashton

2016-11-22  Mining subsidence movements are not expected to have any perceptible impact on Narama Dam. SCT Operations Pty Ltd ASH3391A 10 October 2008 Page ii

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Appendix C Longwalls 705-710 Effects of Mine

2017-8-20  by Mine Subsidence Engineering Consultants (MSEC), as: “the surface area that is likely to be affected by the proposed mining of Longwalls 705 to 710 in the Bulli Seam at Appin Colliery”. The SMP Area has been determined using 20 mm subsidence prediction limits, 350 angle of draw lines and includes features sensitive to far field movements.

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APPENDIX C: Trends in Mining Activity

2019-9-3  Effects of Mine Subsidence 2013-2018 University of Pittsburgh C-2 C.1 The Importance of Pennsylvania’s Bituminous Underground Coal Mining Industry The coal industry in Pennsylvania directly employed 5,458 workers in 2017 with 3,837 employed in underground bituminous mining (Figure C-1). This represents more than 10 % of

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Appendix C Coal Mining Report Copeland

2021-4-1  mining. However, reserves of coal exist in the local area which could be worked at some time in the future. No notices have been given, under section 46 of the Coal Mining Subsidence Act 1991, stating that the land is at risk of subsidence. 4. Mine entries There are no known coal mine entries within, or within 20 metres of, the boundary of the property.

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APPENDIX C COAL AUTHORITY MINING REPORT

2021-3-7  Coal mining subsidence In the unlikely event of any coal mining related subsidence damage, the Coal Authority or the mine operator has a duty to take remedial action in respect of subsidence caused by the withdrawal of support from land or property in connection with lawful coal mining operations.

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180712 Appendix C Key Components of the Bylong Coal

mining period. The 23 year operational per iod includes open cut mining for 8 years and underground mining for 19 years, with concurrent operations for 4 years. A reduction of 1 year of open cut mining (7 years) with no change to overall mine life. No change to construction, or underground mining operations Mining and Reserves

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APPENDIXC .NET Framework

2017-3-21  Helensburgh Coal Pty Ltd (HCPL), a subsidiary of Peabody (Pacific) Pty Ltd, own and operate the Metropolitan Colliery near the township of Helensburgh in the Illawarra Region of New South Wales (NSW). HCPL is seeking approval for continuation of underground mining operations at the Metropolitan Colliery.

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THE AWABA COLLIERY MINING PROJECT BROAD BRUSH

Subsidence impacts from the proposed mining areas for the Project have been dealt with in separate specific risk assessments attached as Appendix B (Revised Stage 3 Area), Appendix C (East B Area) and Appendix D (Main South Stage 2 Area).

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Assessment of the influencing factors on subsidence

2012-7-17  Bureau of Land Management (2009) Mining operations and subsidence: appendix C. US Department of the Interior, Washington, pp C-7. Hartman HL (1992) SME mining engineering handbook, vol 1. Port City Press, Baltimore. Google Scholar Jeran PW, Barton TM (1985) Comparison of the subsidence over two different longwall panels, US.

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Subsidence from Underground Mining: Environmental

2010-10-30  Subsidence, a universal process that occurs in response to the voids created by extracting solids or liquids from beneath the Earth's surface, is controlled by many factors including mining methods, depth of extraction, thickness of deposit, and topography, as well as the in situ properties of the rock mass above the deposit.

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Appendix C Subsidence Assessment Mining Ashton

2016-11-22  Mining subsidence movements are not expected to have any perceptible impact on Narama Dam. SCT Operations Pty Ltd ASH3391A 10 October 2008 Page ii

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Appendix C Longwalls 705-710 Effects of Mine

2017-8-20  by Mine Subsidence Engineering Consultants (MSEC), as: “the surface area that is likely to be affected by the proposed mining of Longwalls 705 to 710 in the Bulli Seam at Appin Colliery”. The SMP Area has been determined using 20 mm subsidence prediction limits, 350 angle of draw lines and includes features sensitive to far field movements.

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APPENDIX C COAL AUTHORITY MINING REPORT

2021-3-7  Coal mining subsidence In the unlikely event of any coal mining related subsidence damage, the Coal Authority or the mine operator has a duty to take remedial action in respect of subsidence caused by the withdrawal of support from land or property in connection with lawful coal mining operations.

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Assessment of the influencing factors on

2012-7-17  Bureau of Land Management (2009) Mining operations and subsidence: appendix C. US Department of the Interior, Washington, pp C-7. Hartman HL (1992) SME mining engineering handbook, vol 1. Port City Press, Baltimore. Google Scholar Jeran PW, Barton TM (1985) Comparison of the subsidence over two different longwall panels, US.

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Extraction Plan Longwalls 17 to 20

2021-5-19  Appendix C Subsidence Monitoring Program Appendix D Public Safety Management Plan Appendix E Water Management Plan (Site wide document) Appendix K: Integra Underground Mining Operations Plan Amendment B June 2020, Table 9-2 TARP for Rehabilitation, page 74.

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Appendix H Mine Subsidence Assessment

Figure 2 Types of mine subsidence (Knott and Bruyn) Table 2 Mining methods within angle of draw of plant, seawater pump station and intake alignment Approximate depth below ground Coal seam Mining method Location 210 m Victoria Tunnel Second workings c. 1973

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Appendix H Subsidence Monitoring Program

2017-3-22  This Subsidence Monitoring Plan has been updated from the previous revision (Revision C) to incorporate Longwalls 14 to 16 in the Wambo Seam. 2 SCOPE Purpose: This Subsidence Monitoring Program for Longwalls 11 to 16 outlines the monitoring program for subsidence effects for mining of Longwalls 11 to 16 at the South Bates Underground Mine.

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MSEC984 Metropolitan Extraction Report for

2019-4-10  Associated reports:- MSEC285 (Revision C) Metropolitan Colliery The Prediction of Subsidence Parameters and the Assessment of Subsidence Impacts on Natural Features and Surface Infrastructure Resulting from the Proposed Extraction of Longwalls

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Appendix M Idemitsu

2017-1-20  The proposal seeks to resolve issues of subsidence . and spontaneous combustion by mining through . these areas, removing coal prone to spontaneous combustion and using overburden to fill voids Production rates will be unchanged from recent . maximum production of up to 1.8-2.0 Mtpa The proposed extension commences at the edge of

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Subsidence from Underground Mining: Environmental

2010-10-30  trolled mining operations of the past that we no longer have the luxury of mining without regard to present and future land use. The purpose of this circular is to give an over­ view of subsidence processes and their potentially harmful consequences, the methods of subsidence prediction, and methods to control and reduce

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APPENDIX C GEOTECHNICAL DATA West Pittston Borough

APPENDIX C GEOTECHNICAL DATA . C-1 Geotechnical Considerations 1. General Description and History with the termination of mining operations, the probable completion of most caving, and the stabilization of mine pool levels, major subsidence due to past coal mining has abated since the late 1960's. Subsidence is not expected to be a significant

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Appendix C Statutory Authority Requirements Checklist

2017-1-20  Appendix K Section 5.17 • Details of waters within the final void, longterm groundwater recovery make inflow rates and the levels and quality of void waters. Appendix K Section 7.7 • Management of any alteration in groundwater quality which occurs as a result of mining operations. Monitoring of surface and groundwater pre and post mining.

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67417 Part 1 Subsidence Final for Exhibition

2013-3-13  Appendix A Empirical Subsidence Prediction Modelling Details Appendix B Voussoir Beam Analysis Details Appendix C Analytical Chain Pillar Subsidence Model Details Appendix D Coverage of Director-General’s Requirements Appendix E Impacts of Underground Coal Mining on Natural Features in the Southern Coalfield Strategic Review

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Assessment of the influencing factors on subsidence

2012-7-17  Bureau of Land Management (2009) Mining operations and subsidence: appendix C. US Department of the Interior, Washington, pp C-7. Hartman HL (1992) SME mining engineering handbook, vol 1. Port City Press, Baltimore. Google Scholar Jeran PW, Barton TM (1985) Comparison of the subsidence over two different longwall panels, US.

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Environmental Aspects of Phosphate and Potash Mining

2021-5-28  Appendix C. Australian Mining Industry Code for Environmental Management 54 As the scale of operations and the area disturbed by the mining industry continue to grow, so too has the public's concern over the indus- underground mining induced surface subsidence.

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Appendices Donaldson coal mine

2018-5-2  Appendix 3: 2014 Sub-tropical Rainforest Monitoring Abel Underground Coal Mine* Appendix 4: Macroinvertebrate Sampling Program Operations Survey: Spring 2014* Appendix 5: Noise Monitoring Reports* Appendix 6: Surface Water and Groundwater Monitoring Results Appendix 7: Abel Mine Subsidence Management Status Reports –

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Mine Subsidence Hazard, Kamo Area WDC

2020-11-2  Surface subsidence above the Kamo mine workings is understood to have been an issue during the period of mining operations and it has continued into relatively recent times. Following a major subsidence incident in 1980, the Whangarei City Corporation (WCC)2 commissioned an assessment of the mine subsidence hazard at Kamo (St George, 1981).

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Background review subsidence from coal mining activities

Subsidence from coal mining activities, Background review is licensed by the Commonwealth of Australia for use under a Creative Commons By Attribution 3.0 Australia licence with the exception of the Coat of Arms of the Commonwealth of Australia, the logo of the agency responsible for publishing the report, content supplied by third parties, and any images depicting people.

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Appendix M Idemitsu

2017-1-20  The proposal seeks to resolve issues of subsidence . and spontaneous combustion by mining through . these areas, removing coal prone to spontaneous combustion and using overburden to fill voids Production rates will be unchanged from recent . maximum production of up to 1.8-2.0 Mtpa The proposed extension commences at the edge of

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Appendix B Mining Ashton Coal

2016-11-22  Ashton Mine is assessing mining options for longwall panels located in the surface aquifers is related to the magnitude of subsidence, overburden, panel geometry and geological nature of the overburden. It is also noted SCT Operations Pty Ltd ASH2963A 29 October 2008 Page ii.

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