Mining Incidents

Ottawa Lake Quarry Metal/Non-Metal

Controlled by CRH PLC
Owatta Lake, Monroe County, MI  ·  Intermittent
MSHA Mine ID: 2000041

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Fatalities
1
Total incidents
19
Years on record
2000–2025
Latest incident
Aug 2025
Compliance record
MSHA citations since 2001
49
citations
8
significant & substantial
$15,357
proposed penalties
$10,149
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 20,049 0 0 0.0
2025 Q3 17,881 1 0 55.9
2025 Q2 15,645 0 0 0.0
2025 Q1 9,238 0 0 0.0
2024 Q4 14,992 0 0 0.0
2024 Q3 15,642 0 0 0.0
2024 Q2 15,538 0 0 0.0
2024 Q1 2,965 0 0 0.0
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.

Fatalities at this mine

1 recorded
December 9, 2002 MI · Metal/Non-Metal truck driver Fatality · MACHINERY
Stoneco, Inc · Struck by falling object

EMPLOYEE WAS REMOVING A SECTION OF CATWALK. HE CRAWLED UNDER THE CATWALK AND CUT THE SUPPORT BOLTS, ALLOWING THE SECTION TO FALL ON HIM.

Reportable incidents

18 on file (excluding fatalities above)

2025 · 1 incident

August 21, 2025 MI · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Michigan Paving and Materials Company · Struck against stationary object

Traveling between stockpiles to load customer trucks, employee traveled over a pile of stone placed in the yard to prevent customer trucks from traveling over a soft area and becoming stuck. The employee was jostled around and struck the right side of EE's head against the cab window breaking out the window, cutting EE's head and contracting an abrasion to the right cornea.

2024 · 1 incident

August 5, 2024 MI · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Michigan Paving and Materials Company · Struck by... (Not Elsewhere Classified)

Employee was using a razor knife to cut a piece of rubber for a conveyor back plate. The knife caught the edge of a steel plate, used for a template, and skipped up causing the employee to pull the knife across the right thigh, cut through the jeans and cutting the employee. The cut was about two inches long requiring six sutures.

2017 · 1 incident

April 25, 2017 MI · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Michigan Paving and Materials Company · Struck against a moving object

Ee was loading in shot hit a rock, loader stopped suddenly jamming left wrist into the controls. Ee was examined by Fit for Work therapist was treated with ice, bandage wrap, exercises. Checked several days over week. Ee stated still had some pain. Sent Ee to clinic on 5/3. Ee returned on 5/4, restricted no manual transmission. Moved Ee to operate plant, hand/wrist not used.

2016 · 2 incidents

August 23, 2016 MI · Metal/Non-Metal electrician, lineman POWERED HAULAGE
Michigan Paving and Materials Company · Struck against a moving object

Employee operating a man-lift across stone yard when ran over an 8" to 10" rock that catapulted employee in the man-lift. Employee had a retractable harness on keeping employee contained in the basket but not preventing all injuries. Employee received 4 stitches to lip along with a few scrapes and bruises.

July 10, 2016 MI · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver HANDLING OF MATERIALS
Michigan Paving and Materials Company · Struck by... (Not Elsewhere Classified)

Employee was putting cap back on hydraulic tank and stated a burr punctured left pinky finger while installing.

2013 · 2 incidents

November 27, 2013 MI · Metal/Non-Metal assayer, geologist, metallurgist, engineer, engineer management MACHINERY
Michigan Paving and Materials Company · Struck by... (Not Elsewhere Classified)

The injured employee and co-worker started to trouble shoot cone #6 to determine the cause of the cone shutdown. The injured employee started to remove the sensor when it unexpectedly released and released hydraulic oil. The oil caused a laceration to the right hand.

October 8, 2013 MI · Metal/Non-Metal blaster, shooter, shotfirer, explosive worker, powder gang/monkey HANDLING OF MATERIALS
Michigan Paving and Materials Company · Over-exertion in pulling or pushing objects

Miner was pulling a 25 pound bag off of a truck when he felt pain in his right forearm. No lost time or restricted time.

2008 · 1 incident

October 25, 2008 MI · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Michigan Paving and Materials Company · Struck by... (Not Elsewhere Classified)

Employee was performing maintenance duties on third shift. He was wearing safety glasses, hard hat, and gloves while performing these tasks. After the shift, the employee went home and reported to management that he had something in his left eye. He decided to seek medical treatment and a small particle was removed from the left eye.

2006 · 2 incidents

August 3, 2006 MI · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Stoneco of Michigan · Struck against stationary object

Employee was performing clean-up duties with a shovel when he struck his right hand on a piece of angle. The employee suffered a laceration that required sutures to repair.

May 26, 2006 MI · Metal/Non-Metal clerk, timekeeper, office worker, director of sales SLIP OR FALL OF PERSON
Stoneco of Michigan · Over-exertion (Not Elsewhere Classified)

Employee was exiting the scale house at 11:00 a.m. and stepped off the last stair onto a concrete pad. The employee felt a sharp pain in her ankle and was given ice and continued to work. The employee's pain continued throughout the shift and the employee decided to seek medical treatment. The employee's diagnosis was a right 5th metatarsal fracture.

2003 · 2 incidents

May 2, 2003 MI · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator POWERED HAULAGE
Stoneco, Inc · Struck by... (Not Elsewhere Classified)

MILL OPERATOR TRIED TO REMOVE A LODGED ROCK FROM A RUBBER IMPACT TROUGHING ROLLER, WHICH PREVENTED THE ROLLER FROM TURNING. THIS RESULTED IN A BRUISED HAND.

January 5, 2003 MI · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator SLIP OR FALL OF PERSON
Stoneco, Inc · Over-exertion (Not Elsewhere Classified)

LOADER OPERATOR WAS WALKING TOWARD THE PRIMARY CRUSHER. HE STEPPED ON UNEVEN FROZEN GROUND AND HIS RIGHT ANKLE TWISTED/ROLLED, CAUSING A SPRAIN/FRACTURE TYPE INJURY. EE STATED THAT HE HAS HAD SOME HISTORY OF PROBLEMS WITH THIS ANKLE.

2002 · 1 incident

August 22, 2002 MI · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Stoneco, Inc · Caught in, under or between a moving and a stationary object

EE HAD CLIMBED ON A CONVEYOR TO DISLODGE SOME BERM STONE FROM A HOPPER. APPROX. 4' HIGH. WHEN FINISHED JUMPED FROM CONVEYOR. MIDDLE FINGER ON RIGHT HAND CAUGHT ON UNKNOWN OBJECT. FINGER FRACTU RE AND SOFT TISSUE INJURY RESULTED (FINGERTIP & NAIL).

2001 · 2 incidents

March 26, 2001 MI · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Stoneco, Inc · Struck by... (Not Elsewhere Classified)

EMPLOYEE WAS USING AN OVERHEAD HOIST TO MOVE A STEEL PLATE. HE HOOKED HOIST DIRECTLY TO PLATE, THE HOOK SLIPPED AND THE PLATE STRUCK HIS ELBOW CUTTING IT.

February 10, 2001 MI · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Stoneco, Inc · Over-exertion (Not Elsewhere Classified)

EE WAS STANDING ON A WALKWAY. AS HE TURNED TOWARD HIS WORK HIS LEFT KNEEE TWISTED CAUSING DISCOMFORT (1/30/01). NO MEDICAL TREATMENT UNTIL 2/10 WHEN X-RAY TAKEN. SAW DOCTOR ON 2/17 & HAD FLUID REMOVED & PLACED ON RESTRICTED DUTY.

2000 · 3 incidents

November 15, 2000 MI · Metal/Non-Metal truck driver POWERED HAULAGE
Stoneco, Inc · Struck against a moving object

EE ALLEGES TENDERNESS TO HIS BACK FROM BEING JOSTLED IN THE HAUL TRUCK WHILE SHOT ROCK WAS BEINGLOADED WE ARE CURRENTLY EVAULATING THE CLAIM TO DETERMINE IF THE ALLEGED INJURY IS WORK RELATED

October 31, 2000 MI · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Stoneco, Inc · Caught in, under or between (Not Elsewhere Classified)

A SKID-LOADER OPERATOR & LABORER WERE CHANGING ATTACHMENTS ON THE BOBCAT. THE OPERATOR HAD THE BUCKET TIPPED UP ON ITS FRONT PARTIALLY AS A THE SECOND LOCK PIN WAS DISENGAGED, THE BACK OF THE BUCKET DROPPED DOWN STRIKING THE LABORER'S FOOT. EE WAS WEARING STEEL TOED SAFETY SHOES.

September 21, 2000 MI · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Stoneco, Inc · Caught in, under or between (Not Elsewhere Classified)

WHILE SERVICING BRAKES ON A QUARRY SERVICE TRUCK, THE MECHANIC PINCHED HIS LITTLE FINGER (RIGHT HAND) BETWEEN THE BRAKE ROTOR AND THE WHEEL HE WAS REMOVING. THE MECHANIC WORKS FOR SE JOHNSON C O, PARENT COMPANY OF STONECO INC AND WAS WORKINGON THE QUARRY SERVICE TRUCK.