Mining Incidents

Federal Underground Metal/Non-Metal

Controlled by Heidelberg Materials AG
McCook, Cook County, IL  ·  Active
MSHA Mine ID: 1102814

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Fatalities
0
Total incidents
17
Years on record
2016–2026
Latest incident
Mar 2026
Compliance record
MSHA citations since 2004
297
citations
57
significant & substantial
$115,555
proposed penalties
$68,331
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 16,687 7 2 419.5
2025 Q3 11,045 6 4 543.2
2025 Q2 18,868 4 0 212.0
2025 Q1 11,345 4 0 352.6
2024 Q4 7,754 10 2 1289.7
2024 Q3 9,289 3 0 323.0
2024 Q2 9,816 4 1 407.5
2024 Q1 4,656 1 0 214.8
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
No fatalities recorded at this mine.

Reportable incidents

17 on file

2026 · 2 incidents

March 26, 2026 IL · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Heidelberg Materials Midwest Agg, Inc. · Caught in, under or between a moving and a stationary object

Employee was performing a team lift with another EE to set a 100lb. LP bottle from the back of a service. Due to a miscommunication between employees, injured employee had EE's fingers under the bottle when it was set down on the bumper.-smashed the tips of the middle and ring finger of left hand - resulted in restricted duty

January 8, 2026 IL · Metal/Non-Metal miner, prospector, nec HANDTOOLS (NONPOWERED)
Heidelberg Materials Midwest Agg, Inc. · Struck against stationary object

To maintain safe access, employee was cleaning undercarriage on excavator with a short-handled scraper. As employee was cleaning, they struck steel and jarred their shoulder. Employee was seen at a clinic, returned to work full duty, after a period of improvement, on 2/2, clinic referred employee for physical therapy. continues to work full duty, but PT makes it an MTI

2025 · 1 incident

May 9, 2025 IL · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Heidelberg Materials Midwest Agg, Inc. · Over-exertion in lifting objects

Employee was cleaning a drain trough. when they went to replace the grate (80#) over the trough, they felt a strain in left shoulder. Reported to supv. Contacted clinic, who advised RICE and OTC ibuprofen. No restrictions at that time. At follow appt. 5/28, placed employee on weight restriction R arm- first day restricted 5/28/25

2024 · 2 incidents

April 16, 2024 IL · Metal/Non-Metal bull gang foreman, labor foreman, leadman, section foreman, shift boss HANDTOOLS (NONPOWERED)
Heidelberg Materials Midwest Agg, Inc. · Caught in, under or between a moving and a stationary object

Employee's finger was pinched between hoist chain and cute while maneuvering a 16"x48" piece of steel into chute. The contact resulted in the employee receiving a fracture and laceration with 12 stitches to the right index finger.

2023 · 1 incident

September 5, 2023 IL · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Heidelberg Materials Midwest Agg, Inc. · Over-exertion in lifting objects

Lifting a screen panel with right arm outstretched below waist. As EE was lifting the panel, EE heard a pop in the right arm below the bicep and above the elbow. Employee used first aid processes until the arm started bruising. On 10/9/2023 EE was scheduled for an MRI. The MRI showed a torn Bicep on the right arm. Employee was then scheduled for surgery on 10/13/2023.

2021 · 2 incidents

May 17, 2021 IL · Metal/Non-Metal prep plant foreman, supervisor, mill plant supervisor, kiln supervisor MACHINERY
Heidelberg Materials Midwest Agg, Inc. · Struck by falling object

A miner suffered an irritation to right eye while using an oxy/fuel gas torch. The injured miner was working overhead cutting steel and some debris dropped behind the miner's safety glasses. The miner was provided RX ophthalmic ointment to treat the irritation.

February 15, 2021 IL · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Heidelberg Materials Midwest Agg, Inc. · Over-exertion in pulling or pushing objects

A mechanic suffered a unilateral inguinal hernia to EE's right lower abdominal area while installing a park brake assembly on the mechanic's truck. The injured was in a squatted position and was using a ratchet wrench to tighten the bolts on the brake assembly. While tightening the bolts EE felt a pull in EE's right side.

2020 · 3 incidents

November 3, 2020 IL · Metal/Non-Metal plumber, pipefitter, millwright SLIP OR FALL OF PERSON
Hanson Material Service · Fall onto or against objects

A millwright suffered a laceration to EE's left lower leg (shin) requiring sutures when EE struck it against a conveyor frame. The injured was walking on the conveyor walkway and stumbled causing EE's left shin to contact an angle on the frame as EE caught self. The injured states EE thinks the tread on EE's boot caught on the grating causing EE to stumble.

July 22, 2020 IL · Metal/Non-Metal assayer, geologist, metallurgist, engineer, engineer management POWERED HAULAGE
Hanson Material Service · Struck against a moving object

A Mine Engineer sustained a fracture to right lower leg while operating the JLG Manlift. While tramming the manlift drove over a rock which caused them to unexpectedly get jostled in the basket, causing them to come down on right foot in an awkward manner resulting in the injury.

June 18, 2020 IL · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Hanson Material Service · Over-exertion in pulling or pushing objects

A mechanic suffered a strain to right shoulder while working on the Scaler. The injured miner was attempting to tighten a fitting on a 2" hydraulic hose when the tool EE was using slipped and EE felt a strain in the shoulder.

2019 · 1 incident

August 13, 2019 IL · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
Hanson Material Service · Over-exertion (Not Elsewhere Classified)

A Miner suffered a strain to EE's right knee while traveling by foot. The miner states EE slipped but did not fall while carrying a 5 gallon pale of oil to the E5 gearbox. EE has been placed on work restricts after a follow up visit to the clinic.

2018 · 1 incident

December 11, 2018 IL · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Hanson Material Service · Over-exertion (Not Elsewhere Classified)

A mechanic sustained an injury to the tip of ee middle finger on ee right hand while replacing the hammer on the rock breaker. The finger was injured when it was caught between the hammer and pin as ee was attempting to line up the pin.

2017 · 2 incidents

October 12, 2017 IL · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech OTHER
Hanson Material Service · Struck by... (Not Elsewhere Classified)

Employee contacted supervisor and stated that employee had gotten something in right eye the shift prior. Employee stated was unaware of when or where it had happened. Employee stated employee wiped eye and felt fine and completed shift. That night when employee removed contacts felt irritation in right eye. Incident was not reported on that date it happened

April 27, 2017 IL · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Hanson Material Service · Fall to the walkway or working surface

Employee stated that EE had taken the Surf Yard truck to retrieve EE's harness. EE stated EE stopped truck outside portal & got out to pick up EE's harness which EE stated was inside portal. Employee stated EE walked behind truck to retrieve harness & noticed truck beginning to move forward. Employee stated EE received injuries while attempting to stop truck

2016 · 2 incidents

September 19, 2016 IL · Metal/Non-Metal bull gang foreman, labor foreman, leadman, section foreman, shift boss HANDLING OF MATERIALS
Hanson Material Service · Over-exertion in lifting objects

The employee was stacking material on a pallet when ee felt a pain in back.

March 21, 2016 IL · Metal/Non-Metal laborer, bull gang, parts runner, roustabout, roof trimmer/scaler FALL OF ROOF OR BACK
Hanson Material Service · Struck by falling object

The employee was hand scaling when a rock hit foot.