Plant 84 Metal/Non-Metal

Milestone Materials Div. Mathy Construction Co. · Surface

Controlled by Mathy Construction Company

La Crosse, La Crosse County, WI · Active

MSHA Mine ID: 4703641

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Compliance record

MSHA citations since 2014

citations

significant & substantial

$521

proposed penalties

$521

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	3,699	0	0	0.0
2025 Q3	2,376	0	0	0.0
2025 Q1	2,686	0	0	0.0
2024 Q4	3,851	0	0	0.0
2024 Q3	5,413	0	0	0.0
2024 Q1	3,457	0	0	0.0
2023 Q3	4,507	0	0	0.0
2022 Q3	3,779	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.

1 on file

September 6, 2022 WI · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer OTHER

Milestone Materials Div. Mathy Construction Co. · Bodily reaction, (Not Elsewhere Classified)

After standing on their feet all day, operator felt tightness in their back and numbness in their legs.