Mining Incidents

Johnson County Aggregates Metal/Non-Metal

Controlled by CRH PLC
Olathe, Johnson County, KS  ·  Active
MSHA Mine ID: 1400068

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Fatalities
0
Total incidents
20
Years on record
2000–2026
Latest incident
Mar 2026
Compliance record
MSHA citations since 2000
229
citations
54
significant & substantial
$76,205
proposed penalties
$64,585
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 22,018 2 0 90.8
2025 Q3 18,653 0 0 0.0
2025 Q2 10,732 0 0 0.0
2024 Q4 6,237 0 0 0.0
2024 Q3 2,449 0 0 0.0
2024 Q2 14,290 0 0 0.0
2023 Q4 17,682 2 0 113.1
2023 Q2 9,621 4 1 415.8
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
No fatalities recorded at this mine.

Reportable incidents

20 on file

2026 · 1 incident

2024 · 1 incident

August 12, 2024 KS · Metal/Non-Metal drill operator HANDTOOLS (NONPOWERED)
Johnson County Aggregates LLC · Struck by flying object

Employee struck a drill steel coupler with a hammer trying to remove a broken piece of strikerbar that had broken off in side of the coupler. On the second strike of the hammer an approximately 2 inch long sliver broke off the strikerbar section and impaled about 6 inches above the right wrist of the employee. The employee removed the debris and needed 2 stitches at medical clinic.

2018 · 1 incident

June 11, 2018 KS · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Johnson County Aggregates LLC · Struck against a moving object

Employee was loading trucks in pit and load shifted and material (shale) came over the bucket striking the windshield and came into cab and broke the dash. Dash cut caused a laceration and contusions to left leg and left little finger requiring two stitches to finger and leg.

2016 · 1 incident

September 21, 2016 KS · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Johnson County Aggregates LLC · Struck by... (Not Elsewhere Classified)

Employee was closing clamp on discharge hose on 4' Thompson pump and the camlock clamp broke. This cut the employee's left hand, requiring 8 stitches.

2014 · 2 incidents

November 20, 2014 KS · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator DISORDERS (REPEATED TRAUMA)
Johnson County Aggregates LLC · Over-exertion (Not Elsewhere Classified)

Employee was pulling screens off a screen box. Screen broke free and he hit his elbow on box. Reported to his supervisor but refused medical treatment. Requested medical evaluation on 2/6/2015. Diagnosis: Lateral Epicondylitis (aka tennis elbow).

September 29, 2014 KS · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech EXPLODING VESSELS UNDER PRESSURE
Johnson County Aggregates LLC · Contact with hot objects or substances

Burns to left hand and arm. Also to neck from Radiator Cap on Komatsu PC600.

2013 · 1 incident

January 17, 2013 KS · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Johnson County Aggregates LLC · Struck by falling object

Cutting plate with torch, block under plate kicked out, letting plate strike his right middle finger and took off the nail.

2012 · 4 incidents

October 19, 2012 KS · Metal/Non-Metal drill operator HANDLING OF MATERIALS
Johnson County Aggregates LLC · Over-exertion in lifting objects

Employee was Lifting buckets over a 6 hour period when he developed pain in his right hip and right groin region. This did not become reportable until 11/7/12 when he was placed on restricted duty.

October 3, 2012 KS · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Johnson County Aggregates LLC · Struck against stationary object

Cut on middle finger, removing ratchet strap from tire.

September 18, 2012 KS · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Johnson County Aggregates LLC · Caught in, under or between a moving and a stationary object

Caught finger in screen cloth, while changing screens.

May 29, 2012 KS · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Johnson County Aggregates LLC · Struck by... (Not Elsewhere Classified)

Employee was straightening a piece of metal with a hammer and hit his left thumb that made a gash.

2011 · 1 incident

2010 · 1 incident

November 8, 2010 KS · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator OTHER
Johnson County Aggregates LLC · Unclassified, insufficient data

Operator thought he was having a Heart Attack. Taken to the hospital and confirmed he was not having a Heart Attack. Kept overnight for observation.

2009 · 2 incidents

April 3, 2009 KS · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Johnson County Aggregates LLC · Struck against stationary object

While operator was climbing down from screen, he hit his tailbone on a lifting hook.

February 4, 2009 KS · Metal/Non-Metal blaster, shooter, shotfirer, explosive worker, powder gang/monkey NONPOWERED HAULAGE
Johnson County Aggregates LLC · Fall onto or against objects

Loading anfo bags with dolly onto powder truck. Dolly failed causing 9 bags and dolly to come back on operator and tail bone landed on corner of plastic pallet.

2008 · 2 incidents

July 18, 2008 KS · Metal/Non-Metal prep plant foreman, supervisor, mill plant supervisor, kiln supervisor HANDLING OF MATERIALS
Johnson County Aggregates LLC · Struck by falling object

Cone crusher lost clamp pressure and employee was trying to keep rock from gravity feeding. The chute that feeds the cone fell off and hit his left index finger at lower half of the nail causing a cut.

February 28, 2008 KS · Metal/Non-Metal mechanic helper HANDTOOLS (NONPOWERED)
Johnson County Aggregates LLC · Struck by... (Not Elsewhere Classified)

Employee was removing drive shaft from transmission on a F350 ford. While using a punch and a hammer. He missed the punch and hit his thumb on his left hand. Causing a cut on his thumb.

2007 · 1 incident

July 25, 2007 KS · Metal/Non-Metal drill operator OTHER
Johnson County Aggregates LLC · Unclassified, insufficient data

Employee complained about severe pain in left chest area and side. This is not work-related. EE is having tests run and results are not known at this time.

2002 · 1 incident

December 10, 2002 KS · Metal/Non-Metal mine manager, mine foreman, mine owner SLIP OR FALL OF PERSON
Johnson County Aggregates LLC · Fall to lower level, (Not Elsewhere Classified)

INDIVIDUAL STEPPED TO THE EDGE OF A STEP BENCH, SLIPPED ON LOOSE GRAVEL AND FELL 9'2". THE FALL OCCURRED WHILE HE WAS SUPERVISING A CREW SETTING CONCRETE FORMS ON THE LOWER BENCH. A SAFETY BAR RICADE FENCE HAD BEEN TAKEN DOWN TO MOVE MATERIALS FOR THE CONCRETE WORK AND NOT REESTABLISHED.

2000 · 1 incident

January 24, 2000 KS · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Johnson County Aggregates LLC · Struck by falling object

WORKER HAD BEEN WELDING AND STOPPED TO RAISE WELDING HOOD AND A FOREIGN BODY FELL INTO LEFT EYE.