Air Quality #1 Mine — Accidents

Total: 597 accidents | Fatalities: 1

Date Classification Injury Days Lost Narrative
12/02/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred on the 3 West A belt at crosscut 54 in entry #4. The cause of the fall was weak laminated shale. The fall covered the 3 West A belt.
11/30/2005 HOISTING ACCIDENT ONLY None At around 4:30 p.m. the elevator at our Hart street portal failed to operate. It was found that two switches at the bottom of the elevator shaft malfunctioned. The malfunctioning switches were the b...
10/27/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred on the 1B travelway in entry #3 at crosscut #9. The cause of the fall was a hidden slip and weak laminated shale. The fall covered the high voltage cable and the travelway was r...
10/25/2005 HANDTOOLS (NONPOWERED) NO DYS AWY FRM WRK,NO RSTR ACT None EE WAS REPAIRING A BROKEN DRIVE CHAIN ON THE 2B BELT DRIVE UNIT #2. HE HAD REMOVED THE TOP HALF OF THE BELT DRIVE CHAIN AND WAS USING A PRY BAR TO RAISE THE CHAIN UP SO HE COULD GET THE BROKEN LINKS F...
10/25/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred in the 3A return aircourse in entry #2, crosscut 56 to 57. The cause of the fall was weak laminated shale and was associated with water dripping from the roof. The fall was loca...
10/25/2005 STEPPING OR KNEELING ON OBJECT DAYS AWAY FROM WORK ONLY 2d lost EE was climbing through a door in the intake stopping in Unit #1. He was plastering the stopping and he was stepping through the door to get to the other side of the stopping to plaster the back side....
10/13/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred on the 3 Main North in entry number 3 between crosscuts 13 and 14. The cause of the fall was weak laminated shale. This area had previously been cribbed on both ends to protect...
10/11/2005 HANDTOOLS (NONPOWERED) DAYS AWAY FROM WORK ONLY 83d lost EE was prying on a mantrip arm bracket with a slate bar. He had bent the bracket while trying to install a bushing that he made. He used a pry bar to straighten the bracket. The pry bar slipped and th...
09/29/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred on the 1C panel at crosscut 15 in entry #6. The cause of the fall was weak laminated shale. The fall was in the entry adjacent to the primary escapeway for MMU-001
09/16/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred on the 4 West B at crosscut 114 between entry 4 and 5. The cause of the fall was weak laminated shale. This area was already cribbed next to the road and timbered next to the be...
09/14/2005 HOISTING ACCIDENT ONLY None The slope hoist at our Wheatland facility malfunctioned. The cause of the malfunction was the upper travel limit switch. The switch was cleaned and the hoist returned to service.
09/13/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred on the 4 West B in entry #6 at crosscut 129. The cause of the fall was weak laminated shale. The fall blocked the primary escapeway route which was re-routed around the fall are...
09/10/2005 STEPPING OR KNEELING ON OBJECT DAYS AWAY FROM WORK ONLY 8d lost He stated he was chaning batteries, stepped on a rock , twisted his knee. On Monday, He tried to work thru the knee pain. History of problem with knee dating back to age 18. x-rays taken in the e.r. a...
09/07/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred on the 3 West A at crosscut 9, entry 6 to 7. The cause of the fall was weak laminated shale. The fall was adjacent to the roadway in #7 entry.
09/06/2005 STEPPING OR KNEELING ON OBJECT DAYS AWAY FROM WORK ONLY 28d lost EMPLOYEE WAS BOLTING IN A SLAB CUT FOR THE CROSSCUT BETWEEN ENTRY #4 & #5 IN UNIT #1. HE WAS BOLTING WITH ANOTHER EMPLOYEE. HE STATED THAT AS HE PULLED UP ON THE SLAB JACK, IT CAUGHT ON A ROCK AND HIS...
08/29/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred on the 4WB at crosscut 131 in entry #5. The cause of the fall was weak laminated shale. The fall was located inby the tailpiece for the 4WB belt.
08/11/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred on the 1C panel, at crosscut 44 in entry #1. The cause of the fall was weak laminated shale. The fall was located in the return of #1 unit and fell in the weekly examiners route...
07/27/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred on the 3A panel at crosscut 41 in entry #7. The cause of the fall was weak unstable strata. The fall was in an entry adjacent to the primary escapeway for #3 unit.
07/27/2005 HOISTING ACCIDENT ONLY None The Hart Street elevator malfunctioned. A braking coil moved out of position and caused an electrical short that blew a fuse on the elevator controls. The coil was repaired and the fuse replaced and...
07/25/2005 MACHINERY DAYS AWAY FROM WORK ONLY 2d lost Employee was operating the #18 roof bolter at the face of crosscut #3 to #2 entry in unit #2. He was installing a 4' roof bolt when it bent as he was pushing it up in the roof using his drill pot. He...
07/05/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred in the 4 West intake at crosscut #45 in entry #7. The cause of the fall was weak laminated shale. The fall blocked the primary escapeway for MMU-003. Production was suspended o...
06/28/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred on the 3B panel in entry #3 at crosscut #16. The fall was in the 3B travelway. The cause of the fall was weak laminated shale often referred to as stack rock.
06/24/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred on the 3D belt at crosscut #10 in entry #4. The cause of the fall was weak laminated shale often referred to as stack rock. The fall covered the conveyor belt and structure in t...
06/24/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred on the 3D panel in entry 5-6 at crosscut #10. The cause of the fall was weak laminated shale often referred to as stack rock. The area had been timbered and cribbed prior to the f...
06/23/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred in the 3D return, crosscut 13, entry #2, near spad #25002. The cause of the fall was weak laminated shale commonly referred to as stack rock. The fall was located outby the tail...
06/20/2005 FALL OF ROOF OR BACK DAYS AWAY FROM WORK ONLY 9d lost EE WAS CUTTING CROSS CUT FROM ENTRY #1 TO ENTRY #0 & HAD SET THE MINER OVER TO CLEANUP. HE WALKED BACK BETWEEN ENTRIES 1 AND 2 TO MOVE THE MINER CABLE OUT OF THE PATH OF THE COAL HAULERS. WHEN HE BENT...
06/10/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred in the 3C return at cross cut 9 in entry #2. The fall blocked the one return entry at this location. The stopping line was set over to re-open the return aircourse from #3 unit....
06/02/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred in the 1D worked out area outby MMU-001. The fall was located in #3 entry which was the examiners weekly route. He re-routed his route around the fall. The cause of the fall wa...
05/31/2005 MACHINERY NO DYS AWY FRM WRK,NO RSTR ACT None Employee had just finished cutting the crosscut between #2 and #3 entry. He backed the miner into the last open crosscut and had hung a loop of miner cable and hose on the tail of the miner. He mistak...
05/26/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred in the 3C return, crosscut #5, entry #3. The cause of the fall was weak laminated sandy shale commonly referred to as stack rock. The fall was located in the return for MMU-003-...
05/25/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred in the 4A return, entry #1, crosscut 51 to 52. The cause of the fall was weak laminated shale. The fall was located adjacent to the examiner's weekly examination route.
05/24/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred on the 3C panel at cross cut 20 to 21 in entry #7. The cause of the fall was weak laminated sandy shale. The fall was adjacent to the 3D belt entry and the section return.
05/20/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred in the 3B return at cross cut #8 in entry #1. The cause of the fall was weak laminated shale commonly referred to as stack rock. The fall was located in the #1 entry of the retu...
05/04/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred on the 3B panel at crosscut #24 in entry #1. The cause of the fall was weak laminated shale often referred to as stack rock. The fall was located in the return air course for #3...
04/29/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred on the 3C panel at cross cut 6, entry #2, outby location spad set at 4+83.14. The cause of the fall was weak laminated shale. The fall is located in the return air course for MM...
04/22/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred on the 3C panel at cross cut #9 in entry #2. The cause of the fall was weak laminated shale often referred to as stack rock. The fall was located in a return air course located...
04/17/2005 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 9d lost The thickener tank had stopped up. Three people had worked on breaking up the clogged area using a 20' pipe connected to an air line, removing a section of floor grating to do so. The victim went back...
04/11/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred along the 3B roadway at cross cut 11 between the belt and roadway. The cause of the fall was weak laminated shale often referred to as stack rock. The fall partially covered sto...
04/06/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred on the 3B panel in entry #2 at crosscut 6. The fall was located in a coal hauler battery charging station. It covered two sets of hauler batteries and their chargers.
04/03/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred on the 4WB at crosscut 113, between entry 4 and 5. The cause of the fall was weak laminated roof shale. The fall was in the crosscut between the belt entry and roadway. Cribs w...
03/22/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred along the old travelway of the 3W at crosscut 3 in entry #5. The cause of the fall was weak laminated shale and water was dripping from the mine roof in this area. The intersect...
03/17/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred on the 1LMS-2L1R panel in entry #3 at crosscut 36. The cause of the fall was weak laminated shale commonly referred to as stack rock. The fall was located on the return air cour...
03/15/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None (1ST OF 2 ROOF FALLS DISCOVERED ON 3/15/05.) A roof fall occurred along the 1W belt line at crosscut 27 between the belt and the return stopping line. The cause of the fall was weak shale. This are...
03/15/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None (2ND OF 2 ROOF FALLS DISCOVERED ON 3/15/05.) A roof fall occurred along the 2L4W-2L roadway at crosscut 14 between entry #2 and #3. The cause of the fall was weak laminated shale commonly referred t...
03/14/2005 HOISTING ACCIDENT ONLY None The elevator at our Hart street facility failed to operate properly due to a brake adjustment problem. The elevator would not operate on automatic with the brakes deagging. The brakes were adjusted...
02/24/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred in a worked-out area of the 1LMS-2L3L-1R panel in entry #5 at crosscut 11. Cause of the fall was a geological slip in the mine roof. Addl. mine roof had been cut during normal m...
02/16/2005 HANDTOOLS (NONPOWERED) NO DYS AWY FRM WRK,NO RSTR ACT None EE was in the process of splicing a miner cable. EE was cutting shielding off the cable when knife slipped off the cable striking EE on the right thigh. This action caused a laceration on leg that r...
02/10/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred on the 1LMS panel at crosscut 38 on the 1LMS-2L1R in #2 entry. The cause of the fall was weak laminated shale commonly referred to as stack rock. The fall was in the return air...
02/08/2005 STEPPING OR KNEELING ON OBJECT DAYS AWAY FROM WORK ONLY 4d lost While installing a replacement battery back-up in the small communications room, EE knelt down & struck her knee against the cement floor. When she stood up the knee ""popped"" & began to hurt. She so...
01/28/2005 FALL OF ROOF OR BACK ACCIDENT ONLY None A roof fall occurred on the 1LMS-2L1R panel at crosscut 22, entry 3 to 4. The cause of the fall was weak laminated roof shale. The fall was between the roadway and the belt.