Key Takeaway

Plant #81 is a active surface mine producing SandAndGravel, located in Wilson, St Croix County, WI. It has 12 violations on record (1 S&S) and $1K in proposed penalties. Operated by Milestone Materials Div Mathy Construction Co.

Plant #81

Active Surface SandAndGravel

Operator: Milestone Materials Div Mathy Construction Co

Controller: Mathy Construction Company

Location: Wilson, St Croix County, WI

Employees: 5

12
Violations
1
S&S Violations
0
Accidents
$1K
Penalties

Recent Violations

View all 12 →
Date Section S&S Negligence Penalty
02/13/2024 56.4501 Non-S&S LowNegligence $147
07/10/2018 56.4201(a)(1) Non-S&S ModNegligence $118
01/31/2017 56.12030 Non-S&S LowNegligence $116
01/31/2017 56.14100(b) Non-S&S ModNegligence $116
11/14/2012 56.12008 Non-S&S LowNegligence $100
11/14/2012 56.4104(b) Non-S&S ModNegligence $100
07/17/2012 56.14207 Non-S&S LowNegligence $100
08/01/2006 56.14107(a) Non-S&S ModNegligence $60
08/01/2006 56.14100(b) Non-S&S ModNegligence $60
08/01/2006 56.9317 S&S ModNegligence $144
07/31/2006 56.14100(b) Non-S&S ModNegligence $60
07/31/2006 56.14132(b)(1) Non-S&S ModNegligence $60

Inspections

View all 29 →
Begin End Hours Inspectors
01/21/2026 01/21/2026 7.75 1
07/21/2025 07/22/2025 4.00 1
07/10/2025 07/10/2025 2.50 1
01/28/2025 01/29/2025 12.75 1
02/22/2024 02/22/2024 3.75 1
02/13/2024 02/13/2024 5.75 1
10/10/2023 10/10/2023 3.75 1
03/15/2023 03/15/2023 10.25 1
02/06/2023 02/06/2023 7.75 1
07/27/2022 07/27/2022 8.00 1

Mine Details

MSHA Mine ID4703467
Mine TypeSurface
StatusActive
CommoditySandAndGravel
SIC DescriptionConstruction Sand and Gravel
Employees5
Days/Week5.0
Hours/Shift10.0
Coordinates44.7755560, -91.5513890
Nearest TownWilson

Frequently Asked Questions

How many MSHA violations does Plant #81 have?

Plant #81 has 12 MSHA violations on record, of which 1 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $1K.

What type of mine is Plant #81?

Plant #81 is a Surface mine producing SandAndGravel, located in Wilson, St Croix County, WI. It currently has 5 employees.

Has anyone been injured or killed at Plant #81?

According to MSHA records, Plant #81 has 0 reported accident/injury records and 0 fatalities on file.

Who operates Plant #81?

Plant #81 is operated by Milestone Materials Div Mathy Construction Co and controlled by Mathy Construction Company. MSHA Mine ID: 4703467.