2013 Indiana Pre-Shift Contest ENTRY #1 OFFSIGHTS FACE NOT BOLTED WITHIN 24 HOURS Last row of Permanent support Last row of Permanent support FACE FACE FACE x Danger out last row GT x DI GT x DI Danger out last row X X X X X X X X Last row of Permanent support Energized Continuous Mining Machine LC DE-ENERGIZE X X X X GT DI Danger out last row DANGER DI Water Over Knee Deep DANGER DI Test hole X X NO TEST HOLE DANGER DI Test hole Water over Knee deep HANG CURTAIN High spot In roof DANGER DI Energized Non-permissible Pump X LC X GT DE-ENERGIZE AND MOVE 2.0% CH4 20.5% O2 NO TEST HOLE Test hole B A D R O F GT DANGER DI GT2 DANGER DI X DANGER DI Energized Roof bolter HANG CURTAIN HANG CURTAIN LC Test hole DE-ENERGIZE D Test hole SCOOP ON RB CABLE Test hole Battery scoop X X NO TEST HOLE R/R R/R R/R COAL PILE 8’x10’x1’ BELT TAIL & FEEDER DANGER COAL PILE DANGER FLOAT DUST HANG CURTAIN AT TAIL FLOAT DUST ON RIBS Test hole Test hole X GT DI GT DI PRY BAR X LC NO LIFELINE LC LC R X X X R POWER CENTER X D GT DI X X CLOSE REGULATOR PROBE DOOR OPEN Test hole CLOSE DOOR THREE BELT ROLLERS SCALE 1” = 10’ NO LIFELINE

2013 Indiana Pre-Shift Contest Last row of Permanent support Last row of Permanent support FACE FACE FACE x x x X X X X X X X X Last row of Permanent support Energized Continuous Mining Machine LC X X X X Water Over Knee Deep Test hole X X Test hole Water over Knee deep High spot In roof Energized Non-permissible Pump X LC X 2.0% CH4 20.5% O2 Test hole B A D R O F X Energized Roof bolter LC Test hole Test hole Test hole Battery scoop X X COAL PILE 8’x10’x1’ BELT TAIL & FEEDER FLOAT DUST ON RIBS Test hole Test hole FIREBOSS STATION X PRY BAR X LC LC LC R X X X R POWER CENTER X X D X X PROBE DOOR OPEN Test hole THREE BELT ROLLERS TEAM NO. ______ FIELD NO. ______ SCALE 1” = 10’

2013 Indiana Pre-Shift Contest FIREBOSS STATION POWER CENTER X TEAM NO. ______ FIELD NO. ______ SCALE 1” = 10’

Typical Ventilation Map R POWER CENTER