Con-Agg Companies,LLC · Fall from machine
Miner fell from 330C after checking the fluids when miner lost balance closing the engine hood
Boonville Quarry Metal/Non-Metal
Martin Marietta Materials, Inc.
· Surface
Controlled by
Martin Marietta Materials Inc
Booneville,
Cooper County,
MO
·
Active
MSHA Mine ID: 2300097
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- Fatalities
- 0
- Total incidents
- 6
- Years on record
- 2003–2021
- Latest incident
- Jan 2021
Compliance record
MSHA citations since 2001
73
citations
13
significant & substantial
$9,564
proposed penalties
$9,413
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 | 2,674 | 0 | 0 | 0.0 |
| 2025 Q3 | 1,133 | 0 | 0 | 0.0 |
| 2025 Q2 | 3,297 | 1 | 0 | 303.3 |
| 2025 Q1 | 2,011 | 0 | 0 | 0.0 |
| 2024 Q3 | 586 | 0 | 0 | 0.0 |
| 2024 Q2 | 4,718 | 1 | 0 | 212.0 |
| 2023 Q4 | 1,682 | 0 | 0 | 0.0 |
| 2023 Q3 | 3,005 | 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
6 on file2021 · 1 incident
2014 · 1 incident
August 14, 2014
MO · Metal/Non-Metal
maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech
HANDLING OF MATERIALS
Apac-Missouri, Inc. · Struck against stationary object
Worker removing fuel line to bleed system; line came loose and worker struck wrist of left hand on metal bracket
2012 · 1 incident
March 6, 2012
MO · Metal/Non-Metal
prep plant foreman, supervisor, mill plant supervisor, kiln supervisor
SLIP OR FALL OF PERSON
Apac-Missouri, Inc. · Fall from ladders
Employee was standing on the third run of a ladder (3') trying to take off a nut with a ratchet style wrench. The wrench slipped out of the employee's hand causing him to lose his balance and fall on his right side. The employee tried to break his fall with his right hand causing a facture to the wrist.
2007 · 1 incident
April 19, 2007
MO · Metal/Non-Metal
maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech
MACHINERY
Apac-Missouri, Inc. · Caught in, under or between a moving and a stationary object
After completing routine mantenance, employee was closing the hood when a stabilizing shock failed, causing the 250 lb. hood to close rapidly. He attempted to remove his hand from the area but was unsuccessful in doing so. He pinched his finger in safety latch of hood, fracturing the fingertip.
2004 · 1 incident
April 12, 2004
MO · Metal/Non-Metal
laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman
POWERED HAULAGE
Apac-Missouri, Inc. · Struck by falling object
EMPLOYEE WAS CLEANING LOOSE MATERIAL AROUND QUARRY CRUSHER WITH BOBCAT WHEN A 6"ROCK FELL FROM THE CONVEYOR AND STRUCK EE ON THE LEFT KNEE CAUSING A CONTUSION.
2003 · 1 incident
Apac-Missouri, Inc. · No Value Found
THE EE TRIED TO PLACE CURTAIN LINER IN THE IMPACTOR BY HIMSELF. HE WAS DOING IT WITH ANOTHER EE. AS HE PLACED THE BLOCK HE GOT HIS LEFT THUMB CAUGHT BETWEEN AND SMASHED IT, CAUSING A LACERATIO N AND CONTUSION.