Key Takeaway

Plant 77 is a intermittent surface mine producing SandAndGravel, located in Eau Claire, La Crosse County, WI. It has 5 violations on record (0 S&S) and $789 in proposed penalties. Operated by Milestone Materials Division Mathy Construction.

Plant 77

Intermittent Surface SandAndGravel

Operator: Milestone Materials Division Mathy Construction

Controller: Mathy Construction Company

Location: Eau Claire, La Crosse County, WI

Employees: 2

5
Violations
0
S&S Violations
1
Accidents
$789
Penalties

Recent Violations

View all 5 →
Date Section S&S Negligence Penalty
06/27/2023 56.14100(b) Non-S&S HighNegligence $346
06/27/2023 56.3200 Non-S&S ModNegligence $143
04/06/2016 56.11012 Non-S&S ModNegligence $100
04/06/2016 47.44(b) Non-S&S ModNegligence $100
07/13/2010 56.14100(a) Non-S&S ModNegligence $100

Accidents & Injuries

View all 1 →
Date Classification Injury Days Lost
06/05/2023 HANDTOOLS (NONPOWERED) DAYS AWAY FROM WORK ONLY 4d lost

Inspections

View all 24 →
Begin End Hours Inspectors
07/15/2025 07/16/2025 17.75 1
10/11/2023 10/11/2023 5.75 1
06/26/2023 06/28/2023 6.50 1
10/12/2022 10/13/2022 9.50 1
07/05/2022 07/05/2022 6.50 1
06/29/2022 06/29/2022 4.00 1
05/12/2022 05/12/2022 3.25 1
12/22/2021 12/22/2021 1.75 1
10/13/2021 10/13/2021 3.00 1
03/10/2021 03/10/2021 13.50 1

Mine Details

MSHA Mine ID4703527
Mine TypeSurface
StatusIntermittent
CommoditySandAndGravel
SIC DescriptionConstruction Sand and Gravel
Employees2
Days/Week5.0
Hours/Shift8.0
Coordinates43.8963890, -91.2250000
Nearest TownEau Claire

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Frequently Asked Questions

How many MSHA violations does Plant 77 have?

Plant 77 has 5 MSHA violations on record, of which 0 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $789.

What type of mine is Plant 77?

Plant 77 is a Surface mine producing SandAndGravel, located in Eau Claire, La Crosse County, WI. It currently has 2 employees.

Has anyone been injured or killed at Plant 77?

According to MSHA records, Plant 77 has 1 reported accident/injury records and 0 fatalities on file.

Who operates Plant 77?

Plant 77 is operated by Milestone Materials Division Mathy Construction and controlled by Mathy Construction Company. MSHA Mine ID: 4703527.