Mining Incidents

Mandata QuarryMetal/Nonmetal

Controlled by Matthew G Markunas
Herndon, Northumberland County, PA · Active
MSHA Mine ID: 3600163
Fatalities
0
Total incidents
38
Years on record
2002–2026
Latest incident
Feb 2026
No fatalities recorded at this mine.

Reportable incidents

38 on file

2026 · 1 incident

Struck by flying object

EE was filling a can with hydraulic fluid and a tiny splash went into the right eye of the EE.

2024 · 1 incident

Struck by flying object

EE was unblocking the cage crusher with a chipping gun. Broken rock flew out of the top of the crusher and hit EE directly under their safety glasses and into their left eye.

2020 · 1 incident

Fall to the walkway or working surface

Employee slipped on ice at the lime plant and hurt EE's right knee as a result.

2018 · 3 incidents

Fall from ladders

EE stepped off bottom rung of ladder; EE's pocket caught a pry bar which caused EE to fall. EE tried to stop fall with right arm while falling to ground. EE did not seek medical help or miss any time until recently. EE went to the doctor in July of 2019 and on 9/4/19 received an operation to repair a tear in EE's shoulder. Since the operation EE has been off work.

Rubbed or abraded

Employee was in the shop on knees working on the tracks of a track loader when employee started to experience pain on inside of left knee. Note: Employee did not seek any treatment until September 25th. Employee was hoping it just needed time to heal.

Over-exertion (Not Elsewhere Classified)

Employee was cleaning buildup at the dryer drum chute with an iron bar. The bar hit against a hard surface weld and ee heard a pop in arm.

2017 · 5 incidents

Fall to the walkway or working surface

Employee was walking between cement pillars and tripped and fell. Employee put employee's arms out when falling and hurt employee's left hand/wrist.

Bodily reaction, (Not Elsewhere Classified)

Employee crawled under a handrail to apply grease on a piece of machinery and experienced a sharp pain in lower back.

Over-exertion (Not Elsewhere Classified)

EE was holding onto an 80 lb plate and another EE had another 80 lb plate. The other EE's plate slipped so the EE put hand out to prevent the plate from falling on EE's foot. As a result, the EE hurt right elbow up to the shoulder: muscle/tendon.

Over-exertion (Not Elsewhere Classified)

Employee was doing a lot of jobs requiring wrenching which caused both hands to swell to a point of not being able to use them.

Struck by... (Not Elsewhere Classified)

Employee was grinding and grinder kicked back and cut employee's knuckle.

2016 · 2 incidents

Struck against stationary object

Employee was cleaning up around the H-mill and hit the top of EE's head on the feeder

Flash burns (welding)

EE was welding and moving workplace when EE hit the welding lead which fell on to the table with the rod in stinger. (At this point EE had shield raised.) The EE went to pickup the welder which was arcing which caused burn to both eyes. EE also got a piece of dirt in the left eye. (Probably from rubbing it.)

2015 · 2 incidents

Over-exertion in lifting objects

Employee was poking material from bins. When employee picked up poker, he felt a pain from his lower back down his right leg.

Fall to the walkway or working surface

Employee was carrying an elbow and slipped on the ice and his leg slipped out on him.

2014 · 3 incidents

Struck by falling object

Employee was under a truck on a creeper. While working on the truck, a piece of metal got in his right eye.

Over-exertion in lifting objects

Employee was shoveling dirt at back bins when a sharp pain flew in his lower back.

Contact with hot objects or substances

Employee was welding and burned his upper right and left arms.

2013 · 3 incidents

Struck by... (Not Elsewhere Classified)

EE was installing a brake chamber on a truck while laying on a creeper. After crawling out and standing up he felt something in his eye.

(Not Elsewhere Classified)

Employee experienced possible signs of a heart attack. Employee was sent to hospital. The hospital determined that the employee had an irregular heartbeat which was treated. Employee was told he could return to work the next day.

Struck by... (Not Elsewhere Classified)

Employee was using a utility knife to cut a mud flap when it caught on metal and he cut his left hand.

2012 · 2 incidents

Struck by flying object

EE was picking up tools in the weld shop while another EE was chipping slag. The EE turned towards the EE chipping and a piece of metal went in the right eye.

Over-exertion in lifting objects

Employee was hand shoveling material at the pulverizing plant when he strained his right shoulder.

2011 · 2 incidents

Struck by flying object

EE was pressing a bushing with a piece of steel and the piece of steel he was pushing broke in half and flew into the EE's body, piercing the skin and creating a contusion.

Struck by flying object

Employee was hard facing blocks for crusher when slag flew into left eye under a gap in the safety glasses he was wearing.

2010 · 2 incidents

Struck against a moving object

Employee was driving a stock truck on quarry roads when he hit a ridge in the road causing him to jar his neck.

Over-exertion in pulling or pushing objects

EE was pulling bridged rocks from crusher with bar and cable when he twisted his lower back

2009 · 1 incident

Over-exertion (Not Elsewhere Classified)

Employee was using an air hose to clean the top of a dust collector at the drayer drum at the pulzerizing plant. pain flew into his lower back.

2008 · 5 incidents

Fall from ladders

EE set up a ladder to check a pipe. The ladder slipped and kicked out at the bottom. The EE fell down with the ladder, approx 15 feet. The EE sustained lacerations to his right arm and lower left leg.

Contact with hot objects or substances

EE was cutting metal with a torch. A spark from the torch went into his left ear. The EE sustained a burn to his left ear, which became infected.

Struck by... (Not Elsewhere Classified)

EE was driving a shaft out of a B-mill roll (rocker-head) with a sledge hammer and punch. He missed the punch and smashed his finger with the sledge hammer against the rocker head.

Over-exertion in lifting objects

Employee was installing ploughs in the 6000 mill and pulled his back muscle.

Over-exertion in lifting objects

Employee was lifting a bucket of tools from the bed of his pick up truck and pain flew into his elbow.

2006 · 1 incident

Over-exertion (Not Elsewhere Classified)

Employee was cleaning the mud from the 2A screen with a scraper and he twisted his lower back.

2005 · 3 incidents

Over-exertion (Not Elsewhere Classified)

EMPLOYEE WAS ON STEP LADDER REMOVING THE TOP COVER OFF THE H-MILL. THE COVER SHIFTED TOWARDS HIM, PUSHING HIM BACK. WHEN THE COVER CAME BACK, EMPLOYEE TWISTED HIS RIGHT SHOULDER.

Over-exertion in lifting objects

Employee bent over to pick up an elbow and strained lower back.

Fall from machine

Miner was getting out of the skidster; he had to crawl on the bucket & step down. His foot caught on edge of bucket and he fell to the ground catching himself with his left hand.

2002 · 1 incident

Struck against stationary object

WAS WELDING OUTSIDE THE CAGE MILL AND KNELT ON A STONE, INJURING THE BURSA SAC ON HIS LEFT KNEE. IT WAS DIAGNOSED AS SUPRAPATALLAR BURSITIS, CELLULITIS SET IN AFTERWARD.