Mining Incidents

DEFIANCE QUARRY Metal/Non-Metal

BMC Stone, LLC · Surface
Controlled by BMC Enterprises Inc
Defiance, St Charles County, MO  ·  Active
MSHA Mine ID: 2300043

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Fatalities
0
Total incidents
7
Years on record
2002–2020
Latest incident
Jan 2020
Compliance record
MSHA citations since 2003
120
citations
21
significant & substantial
$24,997
proposed penalties
$24,997
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 8,540 11 3 1288.1
2025 Q1 7,058 0 0 0.0
2024 Q4 4,446 2 0 449.8
2024 Q2 6,350 2 0 315.0
2023 Q4 1,872 3 0 1602.6
2023 Q3 6,080 5 0 822.4
2023 Q2 4,837 0 0 0.0
2023 Q1 4,445 0 0 0.0
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
No fatalities recorded at this mine.

Reportable incidents

7 on file

2020 · 1 incident

January 4, 2020 MO · Metal/Non-Metal dry screening plant operator, screen house operator HANDLING OF MATERIALS
BMC Stone, LLC · Fall onto or against objects

Employee was helping string a conveyor belt. When pulling slack out of the roll with a rope, the knot secruring it came loose, causing them to fall onto a steel beam. Employee has a small fracture to the ninth rib.

2015 · 1 incident

May 1, 2015 MO · Metal/Non-Metal prep plant foreman, supervisor, mill plant supervisor, kiln supervisor SLIP OR FALL OF PERSON
BMC Stone, LLC · Fall to the walkway or working surface

Employee was walking around a skid steer and tripped over the corner of the bucket, causing him to fall to the ground. Employee requested to be seen by physician for leg pain. Employee was seen by a doctor for pain to his upper left leg. Physician determined there was no broken bone and restricted employee to limited walking. Employee was released to full duty on 5/4.

2007 · 1 incident

2006 · 2 incidents

August 4, 2006 MO · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Lafarge North America Inc · Fall onto or against objects

Climbing a ladder, slipped and fell, striking a 2x4 piece of wood. Stitches

July 3, 2006 MO · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Lafarge North America Inc · Fall onto or against objects

Pulling screens, rope broke, he fell against a hand rail.

2004 · 1 incident

September 7, 2004 MO · Metal/Non-Metal blaster, shooter, shotfirer, explosive worker, powder gang/monkey HANDLING OF MATERIALS
Lafarge North America Inc · Over-exertion (Not Elsewhere Classified)

EE STRAINED BACK WHILE PULLING HOSE FOR REPUMP TRUCK & CARRYING BUCKETS OF STEMMING.

2002 · 1 incident

January 10, 2002 MO · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Lafarge North America Inc · Over-exertion in wielding or throwing objects

MINER ALLEGES HE SUSTAINED WORK-RELATED INJURY (CLEARING A ROCK OUT OF THE FEEDER...THREW ROCK WEIGHING 85/100 LBS.) POSSIBLE HERNIA. MINER DIDNOT REPORT INCIDENT FOR 5 OR 8 DAYS TO MANAGEMEN T PERSONNEL AND WAS TREATED BY HIS FAMILY PHYSICIAN (UNAUTHORIZED TREATMENT). MINER SIGNED OFF ON REPORTING PROCEDURE AT ORIENTATION RECEIVED UPON HIRE.