Mining Incidents

Riverside Stone Metal/Non-Metal

Mulzer Crushed Stone, Inc · Underground
Controlled by CRH PLC
Battletown, Meade County, KY  ·  Active
MSHA Mine ID: 1500081

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Fatalities
0
Total incidents
51
Years on record
2000–2023
Latest incident
May 2023
Compliance record
MSHA citations since 2000
844
citations
291
significant & substantial
$367,751
proposed penalties
$339,876
paid to date
Source: MSHA violations data, updated weekly.
Quarterly safety rates
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2025 Q4 0 0 0
2025 Q2 0 0 0
2025 Q1 0 0 0
2024 Q4 0 1 0
2024 Q3 20,239 5 0 247.0
2024 Q2 22,061 4 0 181.3
2024 Q1 0 15 4
2023 Q4 9,780 5 1 511.2
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
No fatalities recorded at this mine.

Reportable incidents

51 on file

2023 · 3 incidents

May 22, 2023 KY · Metal/Non-Metal barge/boat/dredge/towbarge/towboat/leach operator, riverman, deck hand SLIP OR FALL OF PERSON
Yager Materials Corp. · Fall down stairs

Employee reports injury while descending steps on the M/V White Rock. As the deckhand was going down the Engine Room steps, employee slipped on the second step from the floor and attempting to stop the fall injured right shoulder. Employee also suffered a small avulsion on right index finger.

April 11, 2023 KY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Yager Materials Corp. · Struck against stationary object

An employee injured right knee while attempting to adjust a guard on a conveyor structure. A guard on the Big Lime 11 Conveyor Belt was needing straightened and the employee used right leg to kick the guard. At that time, employee says employee felt a pop and sting in right knee.

March 24, 2023 KY · Metal/Non-Metal laborer, bull gang, parts runner, roustabout, roof trimmer/scaler HANDLING OF MATERIALS
Yager Materials Corp. · (Not Elsewhere Classified)

An employee felt ringing in their ears after a blast, the employee was treated and given time off by the doctor.

2022 · 2 incidents

March 16, 2022 KY · Metal/Non-Metal truck driver HANDLING OF MATERIALS
Yager Materials Corp. · Over-exertion in lifting objects

Employee states while cleaning under Mine Tunnel Conveyor Belt EE felt pain in EE's left shoulder. This incident happened on 3/16/2022 at 2:00 p.m. It was not reported to any member of management until 3/17/2022 at 12 noon. At that time, EE left to seek medical care.

January 21, 2022 KY · Metal/Non-Metal driller operator HANDLING OF MATERIALS
Yager Materials Corp. · Over-exertion in lifting objects

Employee felt pain in EE's right lower back during the task of changing a drill steel. EE states the pain started as EE was placing the broken steel on the rack provided for damaged steels.

2021 · 1 incident

May 26, 2021 KY · Metal/Non-Metal rock driller OTHER
Yager Materials Corp. · Bodily reaction, (Not Elsewhere Classified)

The worker was standing next to the drill. Worker turned and twisted right knee and they fell to the ground. Unknown injury to be seen.

2020 · 2 incidents

May 12, 2020 KY · Metal/Non-Metal blaster, shooter, shotfirer, explosive worker, powder gang/monkey HANDLING OF MATERIALS
Yager Materials Corp. · Over-exertion in lifting objects

(1st date of treatment 6/30/20) MADE 200 STICKS OF 4 X 20 bags & dropped them in the holes, pain in left elbow.

January 22, 2020 KY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Yager Materials Corp. · Struck by flying object

Maintenance worker used a torch to cut a bolt off of a conveyor idler. They hit the idler with a hammer and the piece of bolt they had cut off flew up and hit them in the right eye. (safety glasses were slid down on the tip of nose and did not protect from injury.) The result of the incident was a hematoma on the eye and a scratched cornea.

2019 · 2 incidents

August 27, 2019 KY · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Yager Materials Corp. · Fall onto or against objects

The employee was reaching to turn off the water hose that the employee had been using to wash out around a conveyor belt. Employee lost balance when employee reached to turn off the hose. Employee fell over against a newly poured concrete wall. The concrete form wires had not been properly removed and there was an exposed wire left sticking out that cut employee's arm.

August 1, 2019 KY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Yager Materials Corp. · Fall onto or against objects

Employee climbed into the back of a service truck to get a gas can out. When EE was climbing down EE's foot slipped off of the rear step/bumper. EE hit EE's leg on the bumper.

2018 · 2 incidents

May 9, 2018 KY · Metal/Non-Metal driller operator SLIP OR FALL OF PERSON
Yager Materials LLC · Over-exertion (Not Elsewhere Classified)

Employee had moved the Cannon drill that EE had been operating away from the face to park at the end of the shift. As EE exited the drill EE twisted EE's ankle resulting in an ankle sprain.

April 21, 2018 KY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Yager Materials LLC · Struck against stationary object

Employee was using an angle grinder at the plant during the maintenance shift. The grinder kicked back causing the employees thumb to strike a sharp piece of metal resulting in a laceration on thumb. Laceration received 20 stitches.

2017 · 5 incidents

December 22, 2017 KY · Metal/Non-Metal greaser, grease man, oiler, lube man, dragline oiler SLIP OR FALL OF PERSON
Yager Materials LLC · Fall to the walkway or working surface

Employee was walking around a set of saw-horses while cleaning in shop. Employee's foot hit the bottom of a saw-horse leg causing EE to trip and fall to the concrete shop floor. Employee tried to catch self by putting left hand down as EE fell. This caused injury to wrist, hand and index finger. (Broken). Was not reported until next day.

September 11, 2017 KY · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Yager Materials LLC · Fall onto or against objects

EE was loading a flat deck company barge (ORS-722) at the upper dock. The barge was about 75% loaded when EE stepped up onto the barge that was approx. 12" higher than the dock level with right foot. Using hands EE pulled self up and right foot slipped in a small amount of sand causing right knee to hit the barge resulting in swelling and a sprain knee.

March 28, 2017 KY · Metal/Non-Metal blaster, shooter, shotfirer, explosive worker, powder gang/monkey SLIP OR FALL OF PERSON
Yager Materials LLC · Over-exertion (Not Elsewhere Classified)

Employee was exiting the drivers side of the wall header blasting truck in the mine. EE failed to use three points of contact and slipped on the first landing catching self on the mirror by hov bar causing a strain like sensation in lower back. Advised management the following morning

March 23, 2017 KY · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDLING OF MATERIALS
Yager Materials LLC · Over-exertion (Not Elsewhere Classified)

Employee has had previous back injury (not work related).

January 19, 2017 KY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Yager Materials LLC · Caught in, under or between a moving and a stationary object

Setting in a 16 foot "I" beam with come-a-longs. Beam became hung on scalper. EE pulled the beam loose with left hand. The beam swung out and pinched left index finger between the beam and a handrail. EE was wearing gloves at the time. The impact of the beam lacerated the end of the finger, resulting in stitches.

2016 · 1 incident

February 26, 2016 KY · Metal/Non-Metal miner, prospector, nec SLIP OR FALL OF PERSON
Yager Materials LLC · Over-exertion (Not Elsewhere Classified)

Employee hopped off an 8inch I-beam onto the floor hurt right knee

2015 · 1 incident

April 22, 2015 KY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Yager Materials LLC · Struck by... (Not Elsewhere Classified)

Cutting belting for skirt board when knife slipped causing cut on right hand that required 4 sutures

2013 · 2 incidents

November 6, 2013 KY · Metal/Non-Metal bull gang foreman, labor foreman, leadman, section foreman, shift boss HANDTOOLS (NONPOWERED)
Yager Materials LLC · Struck against stationary object

Employee was removing a bolt from the mine tunnel conveyor. Left ring finger against metal. Employee treated at local physician with 5 sutures and released to full duty.

July 2, 2013 KY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Yager Materials LLC · Caught in, under or between (Not Elsewhere Classified)

Changing the swing cable on clyde crane when employee's finger was caught in the tension bolt

2012 · 1 incident

January 13, 2012 KY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Yager Materials LLC · Caught in, under or between a moving and a stationary object

EE and another EE were putting strut on a R-35 Euclid Truck and EE was jacking the front of truck up and the jack jumped out from under truck catching his hand between truck and jack and broke first finger and maybe second finger on left hand.

2011 · 1 incident

October 18, 2011 KY · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Yager Materials LLC · Over-exertion (Not Elsewhere Classified)

EE was helping Co-worker change a broken 5/8" cable on the winch that moves the barge back and forth on our lower dock. He was going down the steps to get onto the crane barge. He stated that he stepped off the last step onto crane barge, his right knee popped. He sat down but couldn't straighten out his right knee.

2010 · 1 incident

March 26, 2010 KY · Metal/Non-Metal greaser, grease man, oiler, lube man, dragline oiler MACHINERY
Yager Materials LLC · Over-exertion (Not Elsewhere Classified)

EE was cleaning screens in a PEP Screen.EE was finished cleaning and was climbing out of screen when his pant leg hooked on a piece of metal in the discharge chute, pulling his groin muscle.

2009 · 2 incidents

August 10, 2009 KY · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Yager Materials LLC · Fall onto or against objects

Driver was standing on load stand while his truck was getting loaded by conveyor belt. When the truck was loaded, he went to get back in his truck from stand. Driver said he didn't know exactly what happened. He believes he slipped and fell, hitting his left knee on walkway of truck.

February 19, 2009 KY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech ELECTRICAL
Yager Materials LLC · Struck by... (Not Elsewhere Classified)

2 employees were attempting to start a 440 Case skid loader by putting a battery charger on the battery. When injured hooked the battery charger to the battery, co-worker started charger. The battery on skid loader sparked & injured turned to look at it. As soon a injured turned to look, the battery exploded in his face.

2008 · 3 incidents

November 12, 2008 KY · Metal/Non-Metal ledgeman/hand, quarry man OTHER
Yager Materials LLC · Unclassified, insufficient data

EE was in control shack, he radioed co-worker to come back to shack when he could. Co-worker went back to see what was going on & EE was in shack. He had knot on his head and scratch on right hand. He did not know what happened. He possibly blacked out. No evidence to show what happened.

September 19, 2008 KY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Yager Materials LLC · Over-exertion (Not Elsewhere Classified)

The company received a loader shipped in by truck. The cribbing boards had to be off loaded to remove loader from low boy. The injury incurred while removing cribbing.

May 1, 2008 KY · Metal/Non-Metal blaster, shooter, shotfirer, explosive worker, powder gang/monkey HANDLING OF MATERIALS
Yager Materials LLC · Struck by falling object

EE was cleaning a pile of material from a catwalk, as he was shoveling, the pile collapsed and fell on EE's legs.

2007 · 2 incidents

August 3, 2007 KY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Yager Materials LLC · Struck by falling object

Injured EE and another EE were putting a Planetary gear set on the the 992-loader. The treads on the lifting eye pulled off, causing the gear set to come out, striking injured EE on the foot and knocked him under the loader.

February 6, 2007 KY · Metal/Non-Metal welder (shop) HANDLING OF MATERIALS
Yager Materials LLC · Caught in, under or between (Not Elsewhere Classified)

2 EE's were putting wheel back on truck when wheel slid too fast & caught inj EE's finger between wheel & hub. Inj EE was sent to the dr, did x-rays, nothing broke, does have small cut, bruised, they released pressure behind nail and EE was sent back to work same day.

2006 · 2 incidents

November 2, 2006 KY · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Yager Materials LLC · Over-exertion in lifting objects

EE attempted to pick up a heavy rock to throw out of the way while cleaning out jaw bowl, when he strained his lower left abdomen causing burning in area. He did not attempt to see a doctor until May of 2007. He did work up until his surgery date.

May 9, 2006 KY · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Yager Materials LLC · Fall from machine

EE was attempting to climb down the ladder & over stepped & fell to the rock floor hitting his lower back & right forearm.

2005 · 2 incidents

September 23, 2005 KY · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Yager Materials LLC · Fall onto or against objects

River belt was choked down; they shoveled belt off and were putting shovels in chute opening to hold material back. He put shovel in chute and said his knee went out, falling onto belt skirt board with left side and knee.

February 2, 2005 KY · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver HANDLING OF MATERIALS
Yager Materials LLC · Over-exertion in lifting objects

EE was helping replace screen cloth in washing shaker. He picked a polyurethane screen panal up to place in shaker screen is flexible it swung around and hit him in the neck area.

2004 · 2 incidents

October 7, 2004 KY · Metal/Non-Metal truck driver POWERED HAULAGE
Yager Materials LLC · Struck against stationary object

EMPLOYEE FELL ASLEEP WHILE HAULING TO THE IMPACT CRUSHER UNDERGROUND AND STRUCK A PILLAR.

January 7, 2004 KY · Metal/Non-Metal truck driver POWERED HAULAGE
Yager Materials LLC · Struck against stationary object

HE WAS LEAVING THE IMPACT CRUSHER UNDERGROUND & DID NOT LET HIS BED DOWN. THE BED HUNG INTO THE CEILING CAUSING HIM TO HIT HIS CHIN ON THE STEERING WHEEL.

2003 · 4 incidents

November 5, 2003 KY · Metal/Non-Metal safety representative SLIP OR FALL OF PERSON
Yager Materials LLC · Fall to lower level, (Not Elsewhere Classified)

WAS STEPPING UP ON CONCRETE WALL AROUND FUEL AREA & MISSED STEP AND FELL.

October 16, 2003 KY · Metal/Non-Metal truck driver HANDTOOLS (NONPOWERED)
Yager Materials LLC · Struck by flying object

WAS CHANGING A PILLOW BLOCK BEARING ON CONVEYOR,EE WAS USING AN IMPACT WRENCH ON THE BOLTS WHILE CO-WORKER WAS HITTING THE BEARING HOUSING. THE HOUSING CHIPPED OFF & STRUCK EE IN THE LT. SIDE.

August 1, 2003 KY · Metal/Non-Metal truck driver HANDLING OF MATERIALS
Yager Materials LLC · Struck by falling object

EE WAS HELPING TO CLEAN OUT A CRUSHER THAT HAD CHOKED. A ROCK FELL INSIDE THE CRUSHER ON HIS LEFT HAND, MASHING HIS FINGERS.

May 12, 2003 KY · Metal/Non-Metal scoop car/scooptram operator, load/haul/dump (lhd) operator, teletram operator POWERED HAULAGE
Yager Materials LLC · Struck against a moving object

EE WAS DRIVING IN MINE & HIT A POT HOLE IN ROADWAY CAUSING HIM TO HURT HIS BACK.

2002 · 5 incidents

August 1, 2002 KY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Yager Materials LLC · Struck by flying object

EE WAS HELPING BUILD A SET OF STEPS FOR OUR DOCK. THEY WERE CUTTING AND WELDING METAL-PIECE OF METAL GOT IN HIS EYE.

May 22, 2002 KY · Metal/Non-Metal driver, jeep driver, tractor operator HANDLING OF MATERIALS
Yager Materials LLC · Over-exertion in lifting objects

EE WAS HAULING FROM MUCK PILE TO CRUSHER. HE STOPPED TO MOVE A ROCK FROM ROADWAY BY HAND AND STRAINED BACK.

May 3, 2002 KY · Metal/Non-Metal driller operator HANDLING OF MATERIALS
Yager Materials LLC · Over-exertion in lifting objects

EE HAD FINISHED DRILLING A FACE SHOT & WAS PREPARING TO MOVE HIS EQUIPMENT. HE BENT OVER TO PICK UP A SAFETY CONE USED TO BLOCK THE HEADING & PULLED HIS BACK.

January 18, 2002 KY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Yager Materials LLC · Absorption of radiations, caustics, toxic and noxious substances

EE WAS POURING ANTIFREEZE INTO AN OPEN LINE ON AN AIR COMPRESSOR. AS HE WAS POURING IT IN, HE ACCIDENTALLY HIT A VALVE CAUSING THE ANTIFREEZE TO BLOW BACK INTO HIS FACE.

2000 · 5 incidents

December 1, 2000 KY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Yager Materials LLC · Absorption of radiations, caustics, toxic and noxious substances

EMPLOYEE WAS POURING AIR LINE ANTI-FREEZE INTO AFITTING ON THE AIR LINE GOING TO THE AIR COMPRESSOR. TRAPPED AIR IN THE LINE CAUSED IT TO BLOW BACK INTO HIS FACE. HE WAS WEARING GLASSES.

August 15, 2000 KY · Metal/Non-Metal welder (shop) MACHINERY
Yager Materials LLC · Struck by flying object

EMPLOYEE WAS HEATING A PIECE OF METAL, A PIECE OF RUST OR SOME LIME WENT INTO EYE.

April 27, 2000 KY · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Yager Materials LLC · Over-exertion in lifting objects

WAS HELPING REPLACE REAR SPRINGS ON 1998 CHEVY 3/4 TON PICK-UP.

March 10, 2000 KY · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Yager Materials LLC · Struck against stationary object

EE WAS WORKING ON A 6" PUMP ON OUR LOADING DOCK HE REACHED FOR A WRENCH & CUT HIS FINGER ON A SHARP OBJECT ON THE PUMP

February 3, 2000 KY · Metal/Non-Metal blaster, shooter, shotfirer, explosive worker, powder gang/monkey POWERED HAULAGE
Yager Materials LLC · Caught in, under or between a moving and a stationary object

CONVEYOR BELTS WERE FROZEN TO GROUND. EMPLOYEES WERE CHIPPING AND DIGGING FROZEN MATERIAL FROM UNDER BELTS. OPERATOR HAD STOPPED BELT WHEN EMPLOYEE REACHED IN TO REMOVE A ROCK FROM TAIL PULL EY, OPERATOR WAS NOT PAYING ATTENTION AND STARTED BELT.