Key Takeaway

PLANT 92 is a intermittent surface mine producing Nonmetal, located in Black River Falls, Jackson County, WI. It has 3 violations on record (0 S&S) and $333 in proposed penalties. Operated by Milestone Materials Div. Mathy Construction Co..

PLANT 92

Intermittent Surface Nonmetal

Operator: Milestone Materials Div. Mathy Construction Co.

Controller: Mathy Construction Company

Location: Black River Falls, Jackson County, WI

Employees: 2

3
Violations
0
S&S Violations
0
Accidents
$333
Penalties

Recent Violations

View all 3 →
Date Section S&S Negligence Penalty
06/28/2022 56.15001 Non-S&S LowNegligence $133
05/21/2013 56.4201(a)(1) Non-S&S LowNegligence $100
05/15/2013 56.14100(b) Non-S&S LowNegligence $100

Inspections

View all 11 →
Begin End Hours Inspectors
07/17/2025 07/18/2025 8.50 1
08/14/2024 08/14/2024 5.50 1
07/31/2023 08/01/2023 7.75 1
06/28/2022 06/28/2022 5.25 1
09/15/2021 09/15/2021 4.25 1
07/16/2020 07/16/2020 3.00 1
08/09/2017 08/09/2017 8.50 1
07/06/2016 07/06/2016 1.75 1
09/11/2015 09/11/2015 2.00 1
11/19/2013 11/19/2013 12.50 1

Mine Details

MSHA Mine ID4703681
Mine TypeSurface
StatusIntermittent
CommodityNonmetal
SIC DescriptionSand, Industrial NEC
Employees2
Days/Week5.0
Hours/Shift8.0
Coordinates45.8500000, -91.8644440
Nearest TownBlack River Falls

Frequently Asked Questions

How many MSHA violations does PLANT 92 have?

PLANT 92 has 3 MSHA violations on record, of which 0 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $333.

What type of mine is PLANT 92?

PLANT 92 is a Surface mine producing Nonmetal, located in Black River Falls, Jackson County, WI. It currently has 2 employees.

Has anyone been injured or killed at PLANT 92?

According to MSHA records, PLANT 92 has 0 reported accident/injury records and 0 fatalities on file.

Who operates PLANT 92?

PLANT 92 is operated by Milestone Materials Div. Mathy Construction Co. and controlled by Mathy Construction Company. MSHA Mine ID: 4703681.