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Sunday, April 26, 2020 | History

2 edition of ground control and subsidence study of a longwall mine in southern Illinois found in the catalog.

ground control and subsidence study of a longwall mine in southern Illinois

Yoginder P. Chugh

ground control and subsidence study of a longwall mine in southern Illinois

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Published by s.n in S.l .
Written in English


About the Edition

A field geotechnical study in a longwall mine in southern Illinois, which included surface and underground instrumentation and monitoring, was done in order to examine subsidence characteristics, stress and deformation changes in chain pillars, roof, pillar and floor deformations, and relationships between surface subsidence and underground strata behaviour. The subsidence profiles were described in detail and subsidence as a function of time or face position was explained.

Edition Notes

StatementYoginder P. Chugh, Zhanjing Yu and Paul E. Miller.
ContributionsYu, Zhanjing., Miller, Paul E., Illinois Mining Institute (1992)
The Physical Object
Paginationp. 4-25 :
Number of Pages25
ID Numbers
Open LibraryOL21639805M

Foresight Energy is a leading coal producer in the Illinois Basin Region of the U.S. with nearly billion tons of coal reserves currently supporting four mining complexes. We have invested heavily in logistics to give each of these mining complexes multiple modes of transportation to the end user of our coal; including rail, barge and truck. Effects of Undermining Interstate This study was completed by GeoTDR, Inc. to examine the effects of longwall mining by Eighty-Four Mining Company’s Mine 84 under a mile stretch of Interstate 70 in South Strabane Township, between the I interchange and Route Longwall mining occurred adjacent to the study segment beginning in November and under two sections of highway in. Although 13 of Illinois' 25 producing counties have surface mine productions, five in the southern part -- St. Clair, Randolph, Perry, Williamson and Saline -- produced better than % of the total in These are located along the southern crop areas where reasonable bed depths permit stripping.   Trail Mountain Mine: A Case Study For Improving Locations O The Back Pressures Associated With Resin Rock Bolt Installat Longwall Recovery At Bailey Mine - Ground Control Challenge The Forensics Of Underground Roof Falls Determination Of Coal Pillar Strength Based On In Situ Testi.

Full text of "Surface subsidence in Illinois resulting from coal mining" See other formats.


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ground control and subsidence study of a longwall mine in southern Illinois by Yoginder P. Chugh Download PDF EPUB FB2

Right to subside the ground surface. Planned subsidence using the longwall mining method enables Illinois coal mine operators to maximize mining productivity and decrease the per ton cost of the delivered product, thus improving coal’s marketability.

Also, high-extraction mining methods con-serve and extend coal resources forCited by: 7. Subsidence prediction is typically limited to the final shape of the subsidence trough.

Practically all predictive models address this aspect of mining-induced ground movement. Study of subsidence data gathered along the centerlines of a number of longwall panels in the northern Appalach-Cited by: 1.

Mine Subsidence Engineering Consultants 3 August CHAPTER 1. INTRODUCTION TO LONGWALL MINING AND SUBSIDENCE The Longwall Mining Process Fig. below, shows a cutaway diagram of a typical longwall mine. The main features of the mine are indicated in the key below the diagram.

The longwall face is indicated by the number 8 in the Size: 1MB. ground control issues contributing to this hazard. A number of these geotechnical issues are present in the Illinois Basin. The following overview documents the current state of coal mine ground control in the Illinois Basin and the efforts operators have made to prevent rock fall injuries.

The Illinois Basin is a major coal-producing basin in the. est mine subsidence events ( × feet and >50 feet deep) took place over a lead-zinc mine near Galena in (Touseull and Rich ).

Most mine subsidence in Illinois, however, is related to coal mining, which represents the largest volume extracted and area undermined in the state of any solid commodity. The total acreage where coal mining.

legislation dealing with coal mine subsidence, including Illinois laws, the subsidence aspects of the federal Surface Mining Control and Reclamation Act of (Mining Control Act), 10 and the Illinois response to that Act. ILLINOIS CASE LAW Inin Wilms v. The Coal Mines in Illinois Ground control and subsidence study of a longwall mine in southern Illinois book illustrates a general depiction of underground mining in the state and will help determine the proximity of coal mines and underground industrial mines to your home or business.

Please follow the instructions below for using the viewer and linking to additional map products that contain more information. Longwall panels today in Illinois range from to 1, feet wide, up to miles long (Fiscor ), and to feet below the ground surface.

In53% of the coal produced in Illinois was mined using the longwall method (Illinois Office of Mines and Minerals, Annual Statistical Report), which is File Ground control and subsidence study of a longwall mine in southern Illinois book 2MB. The study mines included two deep underground mines and one shallow highwall mine.

This study has helped identify favorable mining and support ground control and subsidence study of a longwall mine in southern Illinois book in areas of highly variable geology.

These are currently under review by the cooperating coal. that extended from the ground surface into a foot-deep longwall mine and found that the bed- rock movements severed one of the cables to within to feet of the surface. auer et al.

() investigated fracturing using a TDR cable and an MPBX over a high-extraction mine in File Size: 4MB.

The present study examines a longwall mine in southern West Ground control and subsidence study of a longwall mine in southern Illinois book located in an area with an average slope of about 30°, or 58%, and with an overburden depth that varies from 49 to m (   Unlike conventional room and pillar underground coal mining, where subsidence is designed to be prevented, subsidence is a planned outcome of other methodologies.

These include high extraction retreat, where the roof supporting pillars are systematically removed, and longwall mining, which employs a machine that mines a continuous strip of coal, thus leaving no roof supports.

Both Cited by: 6. @article{osti_, title = {Application of mechanical and groundwater-flow models to predict the hydrogeologic effects of longwall subsidence -- A case study}, author = {Van Roosendaal, D J and Kendorski, F S and Padgett, J T}, abstractNote = {An investigation was undertaken to determine hydrogeological effects of subsidence over a longwall coal mine in the Illinois Basin.

Figure 2 Approximate location of site in Williamson County, Illinois. of the subsidence trough. Dynamic profiles are documented as surface subsidence occurs. For instance, longitudinal survey lines are used to document the dynamic traveling subsidence wave that develops on the ground surface behind the advancing mine Size: 4MB.

Surface subsidence over longwall panels in the western United States: monitoring program and final results at the Price River Coal Co. 3 mine Utah / (Pittsburgh, Pa.: U.S. Dept. of the Interior, Bureau of Mines, ), by A.

Fejes (page images at HathiTrust) Mine subsidence control: proceedings / (Pgh. Sources in the Northern Appalachian Coalfield By J. Walker Case study of the effects of longwall mining induced subsidence on shallow study site is located on the southern flank of the Waynesburg syncline, dipping less than 4° in a northwest direction.

Southern Illinois University at Carbondale Septem mmG Support for research and presentation of this subsidence prediction model has been provided by the Illinois Mine Subsidence Research Program, Illinois Coal Development Board, Mine Systems Design and Ground Control Generic Center, US.

Bureau of Mines TIN& Cities Be~earch Center. (Janes ) and has been used in the study mine since Longwall mining produces imme- diate planned subsidence over each longwall panel. The longwall panels are laid out using tradi- tional room-and-pillar methods to form entryways.

When panel layout is complete, specializedFile Size: 3MB. Subsidence from longwall coal mining What is subsidence. Subsidence is a localised lowering of the land surface. It occurs when underground voids or cavities collapse, or when soil or geological formations (including coal seams, sandstone and other sedimentary strata) compress due to changes in moisture content and pressure within the Size: KB.

Overseas experience of longwall-induced subsidence in the USA and the UK is that streams generally recover once the new fractures are filled and spill over, but on the Southern Coalfield the jury is still out, since the longwall mining boom from the mids to the presentFile Size: KB.

coal miners. In addressing the problem, NIOSH has reviewed ground control issues contributing to this hazard. A number of these geotechnical issues are present in the Illinois Basin.

The following overview will document the current state of coal mine ground control in the Illinois Basin, and the efforts operators have made to prevent rock. The statutory definition of mine subsidence as stated in Article XXXVIIIA of the Illinois Insurance Code is as follows: "Mine Subsidence" means lateral or vertical ground movement caused by a failure initiated at the mine level, of man made underground mines, including, but not limited to coal mines, clay mines, limestone mines, and fluorspar.

Although mining operations have changed over the years to methods that mitigate mine subsidence, it is apparent that homeowners will be forced to deal with the consequences of past operations for years to come.

Fortunately, through the creation of the Illinois Mine Subsidence Insurance Fund, there is a financial solution for property owners. Current Publications. Mine Subsidence in Illinois: Facts for Homeowners – Circular, 9 MB PDF file.

Planned Coal Mine Subsidence in Illinois: A Public Information Booklet – Circular, 3 MB PDF file. Illinois Coal Mining Statistics – Coal production, coal mining productivity, coal-mined acreage, and coal resources available for mining. The present study examines a longwall mine in southern [Show full abstract] West Virginia located in an area with an average slope of about 30°, or 58%, and with an overburden depth that.

Citizens Against Longwall Mining (CALM) is a group of central Illinois residents fighting the Deer Run Coal Mine in Hillsboro, IL. We are opposed to coal mining practices such as longwall mining that destroy our prime farmland, as well as coal ash and coal slurry disposal methods that threaten the health of our communities, lands and waters.

Mar 1, - Explore adadunn's board "Southern Illinois Coal Mines" on Pinterest. See more ideas about Coal mining, Southern illinois and Coal miners pins. highly productive farmland above the mine is very sensitive to subsidence, the pillars in the mine are not extracted1and longwall mining methods are not em­ ployed at Crown II.

In southern Illinois, where the surface is less valuable for agriculture, longwall miniµg methods are applied in a. minedoutarea boundaryof coal-bearingrocks About,acresofIllinoisland hasbeenunderminedforcoaland ,acres ofresidentialandotherbuilt-up landinIllinoisliesclosetounder- groundminesandmaybesuscepti- mated ,housingunitsinthestate havebeenbuiltoveroradjacentto undergroundmines.

This chapter summarizes recent advances in coal mine ground control technology and practice from the operator’s perspective.

While many mining ground control research programs have been carried out over the past 60 years, from the mine operator’s perspective, any new development in coal mine ground control technology can be segregated into two categories: output-oriented and : Daniel W.H.

short term benefits of longwall mining for coal would bring. To respond to citizens’ concerns about longwall mining in Illinois back in the s, the Illinois Mine Subsidence Research Program was established, and recently in Queensland, the Agricultural Coexistence Research Com-mittee was created.

As with the environmental differencesCited by: 6. CHAPTER 1. INTRODUCTION TO LONGWALL MINING AND SUBSIDENCE The Longwall Mining Process. Fig. below, shows a cutaway diagram of a typical longwall mine.

The main features of the mine are indicated in the key below the diagram. The longwall face is. As more easily mined deposits are depleted, the reserves are becoming more limited and less favorable. Deposits of coal or trona that are being longwall mined are deep and are getting deeper.

Coal bursts and bumps frequently occur within development entries in longwall mining of deep mines due to high stresses. This paper presents a novel patented longwall mining layout “Longwall Mining with Cited by: 9.

counties, longwall operators represent 50% of the local tax and school district bases. Longwall mining oper ations tend to be located in the more rural and remote sections of both counties. Thus, for the most part, the operations do not affect the more densely developed surface areas.

As a result, while theFile Size: KB. the Snowmass Mine of Snowmass Coal Co. These projects are likely to encourage the use of longwall mining to extract other thick or steeply pitching coal seams in the area.

Longwall systems are also scheduled to be implemented at two mines with Federal re-serves in the Hanna basin of southern Wyo-ming. In a longwall system will be in. Southern Illinois has a rich history of coal mining, dating back to the early s where coal was first observed outcropping along the bluffs above the American bottoms.

Fast forward to present day and the historic abandoned underground mine works now pose a significant mine subsidence risk to an area that has seen heavy development.

A coal property in southern Illinois is being studied as a shallow longwall coal mine at depths averaging ft and as shallow as ft.

The shallowness results in a super-critical panel width (depth much less than width) with ft panels. T1 - Mine subsidence in Illinois. T2 - facts for homeowners. AU - Bauer, R. AU - Trent, B. AU - Dumontelle, P. PY - /1/1. Y1 - /1/1. N2 - An estimated housing units in Illinois have been built over or adjacent to underground mines.

This report provides information on how subsidence may be detected and its by: The development of ground subsidence above underground coal mines in the Appalachian coalfields and its prediction using empirical techniques.

In: Proceedings, 2nd Conference on Ground Control Problems in the Illinois Coal Basin, Southern Illinois Univ., Carbondale. Impacts of Longwall Mining to Rivers and Cliffs in the Southern Coalfield D. Kay Mining Subsidence Engineering Consultants J.

Barbato Mining Subsidence Engineering Consultants G. Brassington Illawarra Coal B. de Somer Centennial Coal Research Online is the open access institutional repository for the University of Wollongong.

However, there was no study based on the pdf data of subsidence induced by underground pdf operation in Indonesia. This paper describes the condition of underground coal mine in Indonesia and then discusses the subsidence behavior due to longwall mining operation based on measured data in Balikpapan coal-bearing formation in by: Sag Subsidence is download pdf most common type and is caused by ground failure at several points in the mine, causing a slight depression in the ground that can extend over as much as several acres.

Pit Subsidence is the other type, which forms a bell shaped hole that is usually 6 to 8 feet deep and spans anywhere from 2 to 40 feet across.Subsidence Damage - Citizens Against Longwall Mining.