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Plant #36 Metal/Non-Metal

Milestone Materials Div/Mathy Construction Co · Surface

Controlled by Mathy Construction Company

Sparta, Winona County, MN · Intermittent

MSHA Mine ID: 2103143

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Email me when a new MSHA incident is filed at Plant #36.

Fatalities: 0
Total incidents: 5
Years on record: 2000–2025
Latest incident: Jun 2025

Compliance record

MSHA citations since 2002

citations

significant & substantial

$1,345

proposed penalties

$1,345

paid to date

Source: MSHA violations data, updated weekly.

Quarterly safety rates

Citations per million employee-hours, as reported to MSHA

Quarter	Hours worked	Per 1M hrs
2025 Q4	1,126	0.0
2025 Q3	1,428	0.0
2025 Q2	2,120	0.0
2025 Q1	0
2024 Q4	701	0.0
2024 Q3	2,514	0.0
2024 Q2	1,818	0.0
2024 Q1	0

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

No fatalities recorded at this mine.

Reportable incidents

5 on file

2025 · 1 incident

June 2, 2025 MN · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON

Milestone Materials Div/Mathy Construction Co · Fall to the walkway or working surface

Employee tripped over a pallet, fell to ground and caused a contusion to right arm.

2019 · 1 incident

September 10, 2019 MN · Metal/Non-Metal outside foreman, leadman HANDLING OF MATERIALS

Milestone Materials Div/Mathy Construction Co · Over-exertion in pulling or pushing objects

Pulling screen out of screen rack and felt a snap in shoulder.

2009 · 1 incident

August 10, 2009 MN · Metal/Non-Metal outside foreman, leadman HANDLING OF MATERIALS

Milestone Materials Div/Mathy Construction Co · Over-exertion in pulling or pushing objects

While opening the door on the tool trailer, the door stuck and EE felt pain in lower back.

2004 · 1 incident

May 10, 2004 MN · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman MACHINERY

Milestone Materials Div/Mathy Construction Co · Caught in, under or between (Not Elsewhere Classified)

While attempting to fasten seeder to the three point hitch of the tractor the seeder dropped and wedged victims hand against the tractor arm. The incident at first blush was determined not to be reportable and then reconsidered.

2000 · 1 incident

April 24, 2000 MN · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator DISORDERS (REPEATED TRAUMA)

Milestone Materials Div/Mathy Construction Co · Over-exertion (Not Elsewhere Classified)

EE HAS HAD TINGLING AND NUMBNESS OVER APPROX 3 MONTHS. HAS BEEN GETTING PROGRESSIVELY WORSE. ALSO SOME BURNING SENSATION.