Mining Incidents

Keystone QuarryMetal/Nonmetal

Controlled by L & D Management Inc
Dunmore, Lackawanna County, PA · Active
MSHA Mine ID: 3608726
Fatalities
0
Total incidents
37
Years on record
2000–2025
Latest incident
Dec 2025
No fatalities recorded at this mine.

Reportable incidents

37 on file

2025 · 1 incident

Unclassified, insufficient data

EW was operating 336F#1 CAT excavator with rock breaker. EE was found unconscious by co-worker #1 at approx. 2:00PM. They called coworker #2 for assistance coworker #2 arrived at approx. 2:06PM and they got EE out of excavator. Coworkers began CPR. An ambulance was called at 2:11PM and arrived at approx 2:30PM and crew took over. Ambulance left the site with EE at approx. 3:00 PM.

2022 · 2 incidents

Fall onto or against objects

Employee was standing on a 4' step ladder working on a grease real. EE was lining up a bolt and while EE was reaching, the ladder slipped and EE lounged forward hitting EE's face. Employee went to the Medicus Urgent Care, Dunmore where EE received (4) stitches in EE's lip and (3) stitches above EE's left eye.

Struck by... (Not Elsewhere Classified)

The dipper stick portion of the hydraulic hammer assembly was cribbed on a pallet. Employee stepped on the edge of the pallet which shook the stick and hit the outside of EE's foot. Employee said was okay and continued working. When EE went home and removed the boot, EE saw the blood and laceration and went to the hospital for treatment where EE received 10 stitches.

2020 · 1 incident

Contact with hot objects or substances

Employee was heating metal with a propane torch at Primary #1 hopper. The flame went out and EE went to relight the torch. The gas built up and exploded causing burns to face, hands and chest. EE's clothing was on fire, EE laid and rolled on the ground to extinguish fire. Employee was taken to ER for medical treatment.

2019 · 1 incident

Fall from machine

Employees were working on the J50 Portable Jaw Crusher. The plant was down and employee was helping the mechanics repair the radiator. Employee was standing on the hydraulic tank handing the mechanics the parts. Employee then walked onto a ledge (6-8"") to get down, lost footing and fell approx. 10-11 feet.

2017 · 1 incident

Struck by... (Not Elsewhere Classified)

Employee was bent over cutting a piece of conveyor belting on the screen deck and while trying to cut though the rubber, EE cut EE's right leg (calf). EE received first aid and went to the Medicus Urgent Care where EE received three stitches.

2015 · 1 incident

Struck against stationary object

Employee was walking to weld shop and the water truck was parked next to door. He walked behind the water truck and a metal bar was sticking out. He ducked and thought he cleared the bar but he didn't and he hit his head on the bar.

2013 · 1 incident

Struck by... (Not Elsewhere Classified)

Employee was using a razor knife to cut wire and his hand slipped and he cut his finger on left hand.

2012 · 1 incident

Fall from scaffolds, walkways, platforms

Employee was constructing a skid base that was elevated approximately 3' off the ground. The forklift operator was putting a beam on deck when the strap slipped causing the beam to move. Employee jumped off skid to avoid swinging beam and suffered injuries as a result of the fall.

2011 · 1 incident

Struck by... (Not Elsewhere Classified)

EE was changing the cutting edge on the JD844. While holding the edge with one hand and removing the bolt with the other, the bolt spun. It cut through his glove and cut his finger. First aid was admin. and EE was taken to the hospital for care.

2010 · 1 incident

Caught in, under or between a moving and a stationary object

EE was changing cutting edges. The cutting edge were sitting on the jack and he had his hands liner the edge lining up the holes. Another EE came to help and moved the jack. The edge was wedged against the bucket. The edge released pinching ee left hand.

2009 · 1 incident

Struck by flying object

EE was struck in the head by a bar he was using to remove a cylinder pin. When the pin came out, the shear jaw dropped about 2 inches which caused the bar to swing and hit EE's head. EE was taken to CMC Hospital where he required 6 stitches above his right eye.

2008 · 2 incidents

Fall from machine

EE was climbing up onto his D8L dozer. He slipped attempting to pull himself up the first step onto the track pads to reach the second step. He fell backwards first landing on his feet, then hitting his tailbone & then his back on the ground. Weather conditions were good and temperature was approx 41 degrees. He was covered with a blanket and was transported to a local hospital.

Caught in, under or between a moving and a stationary object

He was manually sliding a steel plate off a wooden pallet so he could hook a clamp to it. The plate slide quick and pinched his finger against a wheel on the welding machine next to him.

2007 · 2 incidents

Struck by powered moving object

The vendor was backing up and his foot slipped off the brake and hit the gas pedal causing the van to accelerate and strike the employee.

Struck by... (Not Elsewhere Classified)

He was grinding a pulley wheel. His hand slipped and the grinder wheel struck his left hand middle finger.

2006 · 1 incident

Caught in, under or between a moving and a stationary object

Attempting to move a portable litter fence. He stopped forklift with the forks under side of the fence & exited the forklift. With forklift running, he went between the cab & lifting mechanism of the forks to chain the fence to the fork cage. He stepped backwards against the control lever & mechanism moved backward, pinning him between cage & the roof of the cab.

2005 · 3 incidents

Struck by... (Not Elsewhere Classified)

HE WAS WINDING THE FUEL HOSE AND IT WAS TWISTED. WHEN HE HIT THE BUTTON THE NOZZLE POPPED OFF AND HIT HIM IN THE RIGHT SIDE OF THE FACE.

Struck by... (Not Elsewhere Classified)

EMPLOYEE WAS CHIPPING SLAG OFF WELDING AND HE STRUCK HIS FINGER.

Struck by... (Not Elsewhere Classified)

EE WAS REPLACING THE HEAD OF A 12 LB SLEDGE HAMMER WHEN EE STRUCK THE PINKY FINGER ON RIGHT HAND

2004 · 2 incidents

Fall from scaffolds, walkways, platforms

EE WAS CLEANING MUD FROM THE MODIFIED STACKER OF PRIMARY #1. THE EQUIPMENT WAS MUDDY FROM THE PREVIOUS NIGHT'S STORM. EE SLIPPED ON WET MUD ON PLATFORM AND TRIED TO JUMP OFF (4') TO PREVENT A FALL. WHEN EE LANDED ON HIS FEET HE ROLLED OVER ON HIS RIGHT ANKLE, CAUSING PAIN.

Fall onto or against objects

Employee was moving in and around a litter fence and tripped over a section of the fence. he fell backwards onto the piping. An ambulance was called where he was taken to the hospital and treated for three broken ribs and a collapsed lung.

2003 · 3 incidents

Contact with hot objects or substances

HE WAS PERFORMING GENERAL MAINTENANCE AT PRIMARY #1. THE WIND BLEW OUT THE FLAME OF THE TORCH HE WAS USING. THE GAS BUILT UP AND WHEN HE WENT TO STRIKE IT AGAIN THE PROPANE BLEW UP IN HIS FACE .

Caught in, under or between running or meshing objects

HE WAS CLEANING OFF A BELT SCRAPPER ON A HEAD WHEEL WHEN THE BAR SLIPPED THROUGH PAST THE SCRAPPER AND WAS CAUGHT BETWEEN THE BELT HEAD WHEEL & PULLEY. THIS PULLED HIS GLOVED HAND INTO THE BEL T. THE BELT WAS MOVING AT AN IDLE SPEED WHEN THE INCIDENT OCCURRED.

Struck by... (Not Elsewhere Classified)

TRIMMING INSULATION OFF HEAVY ELECTRICAL WIRE IN 10 DEGREE WEATHER AND THE RAZOR KNIFE SLIPPED AND HE CUT HIS THUMB AT THE SECONDARY #1.

2002 · 2 incidents

Struck by falling object

INSTALLING A BUSHING IN THE MAIN BOOM OF THE WARE HAMMER AND THE BOOM SHIFTED OFF THE CRIBBING. IT FELL AND HIT HIM IN THE HEAD.

Over-exertion (Not Elsewhere Classified)

HE WAS REASSIGNED TO ANOTHER TRUCK, SO HE BROUGHT HIS TRUCK IN AND WHEN HE REACHED BEHIND THE SEAT TO CLEAN OUT THE TRASH HE HURT HIS BACK.

2001 · 5 incidents

Contact with hot objects or substances

WHILE INSTALLING A WATER VALVE AT PRIMARY #1 HE WAS ADJUSTING HIS SAFETY BELT AND HIS HAND SLIPPED AND HE HIT HIS TORCH.

Fall from machine

WHILE CHECKING OIL ON START-UP PROCEDURE, HE WASSTEPPING FROM ONE TRUCK TO THE NEXT AND HE SLIP-PED AND FELL APPROX. 10 FT.

Struck by... (Not Elsewhere Classified)

HE WAS INSTALLING A SCREENDECK AT SECONDARY #1. WHILE TIGHTENING IT DOWN THE SOCKET SLIPPED AN DHE HIT HIS THUMB. HE REFUSED TREATMENT AT THE TIME. HIS THUMB WAS HURTING AND SWOLLEN IN THE EVE NING AND HE WENT TO THE HOSPITAL INT HE MORNING 7-25-01 TO GET IT CHECKED.

Struck by falling object

AN EMPLOYEE WAS RIGGING A BUNDLE OF ANGLE IRON PIECES ON THE BACK OF A FLAT BED TRAILER. AS THE ANGLES WERE PICKED, THEY WERE NOT RIGGED EVENLY. WHEN THE OPERATOR SET THE PIECES BACK DOWN ON T HE TRAILER, THE RACK SUPPORTS THEY WERE SETTING ON BECAME UNSTABLE AND FELL TAKING THE RIGGER WITH.

Struck by... (Not Elsewhere Classified)

HE WAS INSTALLING A CUTTING EDGE ON THE JD LOADER #4. THE BUCKET WAS 18"" HIGH FROM THE GROUND WHEN THE CUTTING EDGE FELL ONHIM. HE DID NOT REPORT THE ACCIDENT UNTIL 1300 BECAUSE HIS RIGHT FOOT WAS HURTING HIM.

2000 · 5 incidents

Struck by falling object

HE WAS IN THE PORCESS OF CHANGING THE BIT ON THE DRILL. HE WAS WALKING TO HIS TRUCK WITH THE DULL BIT TO SHARPEN IT AND HE TRIPPED. HE FELL ADN THE DRILL BIT FELL ON HIS HAND.

Struck by flying object

HE WAS WORKING ON THE CAT 990 BUCKET LOADER. HE WAS HAMMERING THE BUCKET WITH HIS RIGHT HAND ANDA PIECE OF METAL BROKE OFF THE TOOTH AND HIT HIMIN THE UPPER LEFT ARM. EMPLOYEE WAS WEARING A WELDING SAFETY GARMENT.

Fall from machine

HE SLIPPED ON THE STEPS AT THE TRAILER AT PRIMARY #1. HE HAD MUD ON HIS SHOES AND IT WAS RAINING. HE REPORTED THE INCIDENT AND TOLD THE SUPERVISOR HE MAY HAVE PULLED SOMETHING BUT REFUSED MEDI CAL TREATMENT. ON 5-24-00, HE SAID HE WAS STILL SORE AND HE WAS IMMEDIATELY TAKEN TO THE DOCTOR.

Over-exertion (Not Elsewhere Classified)

HE WAS REMOVING THE LOWER COVER ON THE HITACHI 1800 AND TWISTED HIS THUMB. HE INDICATED HE DID NOT NEED MEDICAL ATTENTION. ON 3/2/00 HIS THUMB WAS NOT BETTER AND HE WAS IMMEDIATELY TAKEN FOR M EDICAL TREATMENT.

Struck by flying object

ON 1-5-00 EE WAS IN THE CONTROL ROOM OF PRIMARY #2. WHEN HE OPENED THE DOOR DEBRIS PIECE OF WOOD FLEW IN HIS EYE DUE TO WIND CONDITIONS. HE TREID TO TAKE CARE OF IT HIMSELF BUT IT WAS BOTHERIN G HIM MORE SO HE REPORTED THE PROBLEM ON 1-7-00 HE WAS IMMEDICATELY TAKEN TO DR. FOR MEDICAL TREATMENT.