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Denniston Quarry Metal/Non-Metal

Michigan Paving and Materials Company · Surface

Controlled by CRH PLC

Monroe, Monroe County, MI · Active

MSHA Mine ID: 2002934

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Email me when a new MSHA incident is filed at Denniston Quarry.

Fatalities: 0
Total incidents: 9
Years on record: 2000–2015
Latest incident: Mar 2015

Compliance record

MSHA citations since 2000

citations

significant & substantial

$4,651

proposed penalties

$4,619

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	Per 1M hrs
2025 Q4	7,858	0	0.0
2025 Q3	5,277	1	189.5
2025 Q2	7,057	0	0.0
2025 Q1	6,835	0	0.0
2024 Q4	3,534	0	0.0
2024 Q3	1,935	0	0.0
2024 Q2	10,586	2	188.9
2024 Q1	7,913	1	126.4

Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.

No fatalities recorded at this mine.

Reportable incidents

9 on file

2015 · 1 incident

March 18, 2015 MI · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)

Michigan Paving and Materials Company · Struck by... (Not Elsewhere Classified)

Employee was prying apart 2 pieces of plate to add a spacer to be able to cut the top piece. While prying the pry bar slipped out from in between the two pieces and struck the employee in the lower mouth causing the inside of his lip to be cut by his teeth.

2014 · 1 incident

July 30, 2014 MI · Metal/Non-Metal trespasser OTHER

Michigan Paving and Materials Company · Unclassified, insufficient data

The MSP contacted Stoneco on Monday, July 28, in regards to a missing Monroe resident. The individual was last seen in the Dunbar & South Telegraph area on March 15, 2014 at 11:15 am. MSP requested to search the Northeast high wall & slurry ponds for the missing individual. At 11:19 am on July 30th the MSP K-9 unit discovered human remains at the base of the Northeast high wall.

2007 · 1 incident

July 3, 2007 MI · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS

Stoneco of Michigan · Struck by flying object

Employee and Co-Worker were working on a CAT 365 Excavator in preparation of moving the machine to another facility. The injured employee was struck by a ladder when the counterweight was removed. The injured employee was standing on the ground and fell when he was struck by the ladder.

2004 · 3 incidents

October 13, 2004 MI · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS

Stoneco of Michigan · Caught in, under or between (Not Elsewhere Classified)

Employee was lifting a roller from the back of a pick-up truck. The roller unexpectedly turned and pinched the employee's left index finger.

May 7, 2004 MI · Metal/Non-Metal outside foreman, leadman SLIP OR FALL OF PERSON

Stoneco of Michigan · Fall onto or against objects

Employee was throwing scrap material into a dumpster when he turned around he tripped and fell onto two brake disc. The employee struck his left knee on the brake disc.

February 26, 2004 MI · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator MACHINERY

Stoneco of Michigan · Over-exertion (Not Elsewhere Classified)

EE WAS BENDING OVER TO CUT A HOLE IN A CHUTE WITH A CUTTING TORCH. IN THE PROCESS OF THIS HE STRAINED A MUSCLE IN HIS BACK.

2003 · 2 incidents

October 6, 2003 MI · Metal/Non-Metal NO VALUE FOUND

Stoneco of Michigan · No Value Found

EE WAS FUELING HIS EXCAVATOR, WHEN THE FUEL NOZZLE SLIPPED OUT OF THE TANK AND SPRAYED A CO-WORKER WITH DIESEL FUEL. THE DIESEL FUEL CAUSED AN IRRITATION TO HIS LEFT EYE.

August 13, 2003 MI · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)

Stoneco of Michigan · Struck by... (Not Elsewhere Classified)

EE WAS WORKING ON LOADER WHEN HIS WRENCH SLIPPED OFF THE BOLT CAUSING THE EE TO CUT HIS LEFT RING FINGER. EE SUFFERED MINOR LACERATION TO HIS FINGER & DIDN'T REPORT THE ACCIDENT TO HIS SUPERVI SOR UNTIL 8/18/03. SUPERVISOR SENT EE TO THE HOSPITAL BECAUSE OF SWELLING HAD OCCURED. THE EE'S ILLNESS WAS AN INFECTION TO HIS FINGER. HE RECEIVED TWO INJECTIONS FROM THE DR. & RTW THAT DAY.

2000 · 1 incident

October 4, 2000 MI · Metal/Non-Metal mine manager, mine foreman, mine owner OTHER

Hanson Aggregates Midwest Inc · Struck by flying object

NOTICED AN IRRITATION IN LEFT EYE AROUND 2:OOPM.NOT SURE WHEN HE GOT DEBRIS IN HIS EYE. WENT TO HOSPITAL TO HAVE IT REMOVED.