www.dnr.state.il.us

Pat Quinn, Governor

DNR Links Skip to Content Skip to State Links

 IDNR Home
 Agency Offices
 Disabled Outdoors
 Freedom of Information Act
 Get Involved
 Grant Info
 Great Lakes Restoration
 Hunting
 Fishing
 License / Permit / Register
 Kids & Education
 Law Enforcement
 Mandatory Safety Programs
 Lodges / Leasing
 More Links
 Outdoor Recreation
 Parks & Recreation
 Press Releases
 Publications
 State Museums
 World Shooting & Recreational Complex

 DNR
 Illinois
[IL Search Tips]

Methods of Underground Coal Mining

RPP: Room and Pillar Panel

In the panel method, rooms are 15-30 feet wide and 200-300 feet long. Pillar width is 10-30 feet for room pillars and 50-150 feet for barrier pillars. Panel extraction can be to 80% if the pillars are pulled.


Office of Mines and Minerals Home

Land Reclamation Division

Administrative Rulings:
- Permit Appeals
Pending Applications
List of Applications
Coal Maps
Division Decisions
Frequently Asked Questions
Request Inspection/Citizen Complaint
Operator Forms & Applications
Operator Memoranda
Mines and Minerals Publications
Educational Materials
ArcIMS Coal Mine Viewer
OMM Initiatives
Copyright© 2013 Department of Natural Resources