C CCC C CC X D x x x x #2 Pump x Section Transformer D D C C C C C C C R D D D D D D D D R #2 Belt Drive (Transfer Point – 2000’ to Surface) x NORTH MAINS 2700’ to Surface WEST MAINS 2700’ to Surface Section Transformer Old Widow Kennedy Mine 140’ Below SAFETY FIRST COAL COMPANY D High Voltage Splitter Box Transformer SCSR Storage Locations (15 at each location) EXPLOSION MAP – 2006 North Mains - Escape x x x x x Continuous Miner Shuttle Car Feeder x Barricade Material Mantrip Station x x x x x Timbers on Fire Stoppings damaged and overcasts destroyed Roof Fall Continuous Miner X X X X Barricade Material Mantrip Station Shuttle Car X Feeder D D D D

D xx x High Voltage Splitter Box x #2 Pump x Section Transformer DD C C C C C C C R D D D D D D D D R WEST MAINS 2700’ to Surface Old Widow Kennedy Mine 140’ Below D Transformer x SCSR Storage Locations (15 at each location) Roof Fall Continuous Miner Shuttle Car x x x x x Barricade Material Mantrip Station Feeder x #2 Belt Drive (Transfer Point – 2000’ to Surface) x x x x x Timbers on Fire Stoppings damaged and overcasts destroyed EXPLOSION MAP – 2006 West Mains - Escape D D

x Fan x Explosion Doors Belt High Voltage Cable High Voltage Substation Transformer Pump Cable x #1 Pump D D x x SCSR Storage Locations (15 at each location) x High Voltage Splitter Box Transformer x #2 Pump x Section Transformer D D C C C C C D D D D D x #2 Belt Drive (Transfer Point – 2000’ to Surface) cc #10 Mantrip Station Barricade Material x x Feeder D EXPLOSION MAP – 2006 Escape To Surface