Key Takeaway

Plant #17 is a intermittent surface mine producing SandAndGravel, located in Onalaska, La Crosse County, WI. It has 7 violations on record (0 S&S) and $683 in proposed penalties. Operated by Milestone Materials Division Mathy Construction Co.

Plant #17

Intermittent Surface SandAndGravel

Operator: Milestone Materials Division Mathy Construction Co

Controller: Mathy Construction Company

Location: Onalaska, La Crosse County, WI

Employees: 1

7
Violations
0
S&S Violations
2
Accidents
$683
Penalties

Recent Violations

View all 7 →
Date Section S&S Negligence Penalty
08/18/2020 56.14101(a)(2) Non-S&S ModNegligence $123
04/13/2016 56.14100(a) Non-S&S ModNegligence $100
06/25/2013 56.14130(h) Non-S&S ModNegligence $100
06/25/2013 56.14130(h) Non-S&S ModNegligence $100
09/07/2011 56.9300(b) Non-S&S ModNegligence $100
08/11/2010 56.12004 Non-S&S ModNegligence $100
10/11/2006 56.14100(b) Non-S&S ModNegligence $60

Accidents & Injuries

View all 2 →
Date Classification Injury Days Lost
10/08/2020 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None
08/10/2020 HANDTOOLS (NONPOWERED) NO DYS AWY FRM WRK,NO RSTR ACT None

Inspections

View all 28 →
Begin End Hours Inspectors
10/23/2025 10/28/2025 12.50 1
06/11/2025 06/12/2025 8.25 1
08/12/2024 08/13/2024 9.75 1
08/21/2023 08/24/2023 11.75 1
07/13/2022 07/13/2022 1.50 1
03/28/2022 03/29/2022 5.00 1
10/20/2020 10/21/2020 14.50 1
08/18/2020 08/19/2020 6.00 1
08/10/2020 08/11/2020 6.25 1
10/29/2018 10/30/2018 10.50 1

Mine Details

MSHA Mine ID4703405
Mine TypeSurface
StatusIntermittent
CommoditySandAndGravel
SIC DescriptionConstruction Sand and Gravel
Employees1
Days/Week5.0
Hours/Shift12.0
Coordinates43.8963890, -91.2250000
Nearest TownOnalaska

Frequently Asked Questions

How many MSHA violations does Plant #17 have?

Plant #17 has 7 MSHA violations on record, of which 0 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $683.

What type of mine is Plant #17?

Plant #17 is a Surface mine producing SandAndGravel, located in Onalaska, La Crosse County, WI. It currently has 1 employees.

Has anyone been injured or killed at Plant #17?

According to MSHA records, Plant #17 has 2 reported accident/injury records and 0 fatalities on file.

Who operates Plant #17?

Plant #17 is operated by Milestone Materials Division Mathy Construction Co and controlled by Mathy Construction Company. MSHA Mine ID: 4703405.