Milestone Materials Div/Mathy Construction Co · Fall to the walkway or working surface
Operator's left foot slipped and operator fell to catwalk, causing contusion to left shoulder.
Plant #61 Metal/Non-Metal
Controlled by
Mathy Construction Company
Onalaska,
La Crosse County,
WI
·
Active
MSHA Mine ID: 4703235
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- Fatalities
- 0
- Total incidents
- 7
- Years on record
- 2001–2019
- Latest incident
- Aug 2019
Compliance record
MSHA citations since 2010
17
citations
1
significant & substantial
$1,771
proposed penalties
$1,771
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 | 2,643 | 0 | 0 | 0.0 |
| 2024 Q4 | 2,668 | 0 | 0 | 0.0 |
| 2024 Q3 | 4,810 | 0 | 0 | 0.0 |
| 2024 Q2 | 2,770 | 0 | 0 | 0.0 |
| 2023 Q1 | 0 | 0 | 0 | |
| 2022 Q4 | 4,266 | 0 | 0 | 0.0 |
| 2022 Q2 | 4,094 | 0 | 0 | 0.0 |
| 2022 Q1 | 96 | 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.
Reportable incidents
7 on file2019 · 1 incident
2013 · 1 incident
Milestone Materials Div/Mathy Construction Co · Caught in, under or between (Not Elsewhere Classified)
EE cleaning return roller with a bar, it got caught resulting in laceration to the right ring finger.
2006 · 2 incidents
July 7, 2006
WI · Metal/Non-Metal
laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman
MACHINERY
Milestone Materials Div/Mathy Construction Co · Struck by flying object
While tightenting the blow bars on the impactor, the mall missed the shoe and struck the blow bar. A chip from the blow bar struck employee on the forearm.
June 19, 2006
WI · Metal/Non-Metal
prep plant foreman, supervisor, mill plant supervisor, kiln supervisor
HANDTOOLS (NONPOWERED)
Milestone Materials Div/Mathy Construction Co · Caught in, under or between (Not Elsewhere Classified)
Employee pinched his finger with a bar when it snapped back off the cone mantle while tring to unplug clay.
2004 · 1 incident
February 25, 2004
WI · Metal/Non-Metal
warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator
HANDLING OF MATERIALS
Milestone Materials Div/Mathy Construction Co · Over-exertion (Not Elsewhere Classified)
EMPLOYEE WAS WORKING PLANT TEAR DOWN / SET-UP. LATE THAT DAY, HE EXPERIENCED PAIN CLIMBING AND USING HAND TOOL WITH RIGH ARM.
2001 · 2 incidents
Milestone Materials Div/Mathy Construction Co · Struck by... (Not Elsewhere Classified)
EMPLOYEE WAS SLOWLY MOVING DRILL INTO POSITION WHEN EITHER THE TRACK SLIPPED OFF ROCK OR TEETERED OFF ROCK. THE DRILL OVERTURNED AS A RESULT.
April 27, 2001
WI · Metal/Non-Metal
warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator
SLIP OR FALL OF PERSON
Milestone Materials Div/Mathy Construction Co · Over-exertion (Not Elsewhere Classified)
WHEN WALKING ACROSS THE QUARRY IN THE DARK, EE STEP IN A DROP-OFF IN QUARRY FLOOR. IT RESULTED IN TWISTING HIS BACK.