coal mine remediation methods, closure technologies · coal mine remediation methods, closure...
TRANSCRIPT
![Page 1: Coal Mine Remediation Methods, Closure Technologies · Coal Mine Remediation Methods, Closure Technologies Paul F. Ziemkiewicz, Ph.D. Director National Mine Land Reclamation Center](https://reader031.vdocuments.site/reader031/viewer/2022040223/5e52f5cedd04e5069b7c43f1/html5/thumbnails/1.jpg)
Coal Mine Remediation Methods,
Closure Technologies
Paul F. Ziemkiewicz, Ph.D.Paul F. Ziemkiewicz, Ph.D.
DirectorDirector
National Mine Land Reclamation CenterNational Mine Land Reclamation Center
West Virginia UniversityWest Virginia University
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Treatment Methods
Direct acid neutralization methodsDirect acid neutralization methods
Indirect treatmentIndirect treatment
Engineered barriers/coversEngineered barriers/covers
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Georges Creek Stream Sealing
Project
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Ocean Coal Refuse Stabilization
Project
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Vindex Coal Waste Stabilization Project
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Glotfelty - Before Reclamation
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Glotfelty Reclamation Plan
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Post-Construction
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Constructed Wetland, Alabama
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Open Limestone Channel
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Freshwater Limestone Leach bed
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Results of Limestone Leach bedspH was 4.2; now 7.1
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Steel Slag
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Steel Slag Leachbed at McCarty Highwall site
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Weir 11 discharge on Casselmen
River, 1995
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Limestone Foundation Drain
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Weir 11 discharge, 1996
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Limestone Leachbed
Acmar, AL Site Prior to Reclamation
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Diagram of Treatment System at Acmar, AL
Limestone Leach Bed
Limestone Leach Bed
Inflow
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Acmar Internal Leachbed
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Catchment pond below steel slag
capped refuse pile in compliance
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Steel slag
Soil
Refuse
Steel Slag cap on Refuse Pile
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Pit Floor and Highwall Barrier – FBC Ash
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FBC Ash being delivered to pit floor
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LimeLime DosersDosers
AquafixBoxholm
Pumpkonsult
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Return of Life
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TREE SURVIVAL ON A MOUNTAINTOP
SURFACE MINE IN WEST VIRGINIA
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Samples Mine Complex
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Second Year Growth, Samples Mine
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Acid Lake: Gorbi Mine, Singrauli, U.P.