Mining Incidents

Columbia West Quarry Metal/Non-Metal

Columbia, Boone County, MO  ·  Active
MSHA Mine ID: 2300022

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Fatalities
0
Total incidents
11
Years on record
2000–2009
Latest incident
Apr 2009
Compliance record
MSHA citations since 2000
75
citations
13
significant & substantial
$8,263
proposed penalties
$8,263
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 11,173 4 0 358.0
2025 Q3 592 0 0 0.0
2025 Q2 14,312 3 0 209.6
2025 Q1 561 2 0 3565.1
2024 Q4 8,099 0 0 0.0
2024 Q2 13,556 0 0 0.0
2023 Q4 7,662 2 0 261.0
2023 Q3 11,853 3 0 253.1
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
No fatalities recorded at this mine.

Reportable incidents

11 on file

2009 · 2 incidents

April 27, 2009 MO · Metal/Non-Metal superintendent HANDTOOLS (NONPOWERED)
Con-Agg Companies, LLC · Struck by... (Not Elsewhere Classified)

Cone had bridged over, employee's were using pry bar to dislodge and clear out cone. Injured was using bar to pry rocks loose and clear a hole. The bar rebounded back and struck him in the palm of left hand.

February 16, 2009 MO · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Con-Agg Companies, LLC · Struck by... (Not Elsewhere Classified)

Installing a new ware liner in shaker 3 collector discharge chute. Swinging 3lb hammer through opening in door to make sure ware plate was secure. Caught corner opening of door with hammer, causing it to ricochet over and hit right thumb. Thumb was broke - cracked by knuckle and chipped by joint.

2008 · 1 incident

July 28, 2008 MO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Con-Agg Companies, LLC · Struck by falling object

Finished changing hydraulic vibrator on pep-shaker. Putting away tools - 1/2 inch break-over bar slipped through hands & caught top of right foot resulting in small puncture wound and swelling.

2003 · 4 incidents

July 24, 2003 MO · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Boone Quarries · Struck by... (Not Elsewhere Classified)

EE WAS OPENING SCALE TICKET BOX WITH A KNIFE; KNIFE SLIPPED AND CUT HIS LEFT ARM.

June 12, 2003 MO · Metal/Non-Metal mine manager, mine foreman, mine owner OTHER
Boone Quarries · Struck by flying object

WORKING AROUND PLANT WHEN DUST GOT IN EE'S EYES. EE WASHED DUST OUT BUT LATER IN THE DAY, AFTER IRRITATION CONTINUED, OBSERVED A SMALL PIECE ON LEFT EYE.

March 21, 2003 MO · Metal/Non-Metal miner, nec HANDTOOLS (NONPOWERED)
Boone Quarries · Struck by... (Not Elsewhere Classified)

EE WAS USING A BOX CUTTER TO CUT A RUBBER HOSE; HAND SLIPPED AND CUT UPPER RIGHT LEG.

March 17, 2003 MO · Metal/Non-Metal miner, nec HANDTOOLS (NONPOWERED)
Boone Quarries · Struck by falling object

EMPLOYEE WAS TRYING TO FREE THE BLOCKAGE IN THE JEFFREY FEEDER. HE WAS HIT ON THE RIGHT TOE BY A 2-3" ROCK.

2002 · 1 incident

July 12, 2002 MO · Metal/Non-Metal miner, nec POWERED HAULAGE
Boone Quarries · Caught in, under or between a moving and a stationary object

INJURED WAS WASHING THE FC CONE CRUSHER. CO-WORKER WAS DRIVING THE LOADER AND BACKED INTO THE MANLIFT IN WHICH HE WAS WORKING. HE WAS PUSHED INTO THE ROCK BOX. HIS RIGHT EYE, RIGHT ARM AND RIG HT LEG WERE INJURED.

2001 · 2 incidents

November 12, 2001 MO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman MACHINERY
Boone Quarries · Struck by... (Not Elsewhere Classified)

EE WAS BREAKING BOULDERS WITH THE TRACKHOE IN THE OLD PLANT 2 AREA. A ROCK FRAGMENT CAME INTO THE CAB AND HIT HIS LEFT LEG ABOVE THE KNEE CAP.

April 26, 2001 MO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman OTHER
Boone Quarries · Struck by flying object

EE WAS CLEANING UP WITH A SHOVEL UNDER THE C8 CONVEYOR OF THE CRUSHING PLANT. WIND BLEW DUST PARTICLES INTO EMPLOYEE'S FACE WHEN HE TRIED TO CLEAN DEBRIS OUT OF CONVEYOR. DUST PARTICLES FLEW I NTO EMPLOYEE'S LEFT EYE.

2000 · 1 incident

July 26, 2000 MO · Metal/Non-Metal rock driller HANDLING OF MATERIALS
Boone Quarries · Struck by falling object

WHILE REMOVING DRILL STEEL FROM HOLE, COUPLER FELL OFF THE STEEL, BOUNCED OFF HTE CENTRALIZER AND UP INTO HIS JAW.