← Back to search

IROCK Portable #1 Metal/Non-Metal

Magruder Limestone Co · Surface

Controlled by Mark Magruder

Milan, Shelby County, MO · Active

MSHA Mine ID: 2302495

Watch this mine

Email me when a new MSHA incident is filed at IROCK Portable #1.

Fatalities: 0
Total incidents: 3
Years on record: 2017–2024
Latest incident: Dec 2024

Compliance record

MSHA citations since 2015

citations

significant & substantial

$7,491

proposed penalties

$7,273

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	Per 1M hrs
2025 Q4	2,714	0	0.0
2025 Q3	2,830	1	353.4
2025 Q2	2,762	0	0.0
2025 Q1	1,954	1	511.8
2024 Q4	2,746	0	0.0
2024 Q3	2,667	0	0.0
2024 Q2	2,531	0	0.0
2024 Q1	2,346	1	426.3

Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.

No fatalities recorded at this mine.

Reportable incidents

3 on file

2024 · 1 incident

December 5, 2024 MO · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS

Magruder Limestone Co · Over-exertion in pulling or pushing objects

Pushing & pulling barrel / drum of antifreeze and strained shoulder (R).

2023 · 1 incident

March 13, 2023 MO · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON

Magruder Limestone Co · Fall from machine

Slip/trip/fall from height. While on a conveyor belt cleaning an accumulation of rock the EE fell from the belt to the ground striking head and shoulder and arm.

2017 · 1 incident

October 6, 2017 MO · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE

Magruder Limestone Co · Struck against a moving object

EE reports that EE's knee is sore and swollen from operating a Cat 980H front end loader while loading trucks and stockpiling.