Key Takeaway

Plant #61 is a active surface mine producing Stone, located in Onalaska, La Crosse County, WI. It has 16 violations on record (1 S&S) and $2K in proposed penalties. Operated by Milestone Materials Div/Mathy Construction Co.

Plant #61

Active Surface Stone

Operator: Milestone Materials Div/Mathy Construction Co

Controller: Mathy Construction Company

Location: Onalaska, La Crosse County, WI

Employees: 1

16
Violations
1
S&S Violations
7
Accidents
$2K
Penalties

Recent Violations

View all 16 →
Date Section S&S Negligence Penalty
04/01/2025 56.14209(b) Non-S&S LowNegligence $151
04/01/2025 56.4200(b)(2) Non-S&S ModNegligence $151
03/01/2021 56.1000 Non-S&S ModNegligence $125
07/19/2017 56.14100(c) Non-S&S LowNegligence $116
07/13/2016 56.9300(a) Non-S&S ModNegligence $114
07/13/2016 56.12004 Non-S&S ModNegligence $114
08/18/2014 56.20011 Non-S&S ModNegligence $100
08/18/2014 56.14100(b) Non-S&S ModNegligence $100
04/24/2013 56.12032 Non-S&S ModNegligence $100
10/04/2011 56.12004 Non-S&S LowNegligence $100
10/04/2011 56.14107(a) Non-S&S LowNegligence $100
10/04/2011 56.9300(a) Non-S&S ModNegligence $100
09/07/2011 56.14132(a) Non-S&S LowNegligence $100
07/27/2010 56.11012 S&S LowNegligence $100
07/27/2010 56.14107(a) Non-S&S LowNegligence $100
07/27/2010 56.12004 Non-S&S ModNegligence $100

Accidents & Injuries

View all 7 →
Date Classification Injury Days Lost
08/05/2019 SLIP OR FALL OF PERSON DYS AWY FRM WRK & RESTRCTD ACT 38d lost, 162d restricted
02/07/2013 HANDTOOLS (NONPOWERED) DAYS RESTRICTED ACTIVITY ONLY 6d restricted
07/07/2006 MACHINERY NO DYS AWY FRM WRK,NO RSTR ACT None
06/19/2006 HANDTOOLS (NONPOWERED) NO DYS AWY FRM WRK,NO RSTR ACT None
02/25/2004 HANDLING OF MATERIALS DYS AWY FRM WRK & RESTRCTD ACT 1d lost, 11d restricted
05/23/2001 MACHINERY DYS AWY FRM WRK & RESTRCTD ACT 2d lost, 24d restricted
04/27/2001 SLIP OR FALL OF PERSON NO DYS AWY FRM WRK,NO RSTR ACT None

Inspections

View all 34 →
Begin End Hours Inspectors
10/06/2025 10/06/2025 3.50 1
04/01/2025 04/02/2025 11.75 1
09/24/2024 09/24/2024 13.00 1
10/17/2023 10/17/2023 4.75 1
08/02/2023 08/02/2023 6.25 1
11/22/2021 11/23/2021 9.75 1
03/04/2021 03/04/2021 5.75 2
10/05/2020 10/06/2020 16.25 1
04/21/2020 04/29/2020 2.25 1
11/06/2019 11/06/2019 2.75 1

Mine Details

MSHA Mine ID4703235
Mine TypeSurface
StatusActive
CommodityStone
SIC DescriptionCrushed, Broken Limestone NEC
Employees1
Days/Week5.0
Hours/Shift12.0
Coordinates43.8963890, -91.2250000
Nearest TownOnalaska

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Frequently Asked Questions

How many MSHA violations does Plant #61 have?

Plant #61 has 16 MSHA violations on record, of which 1 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $2K.

What type of mine is Plant #61?

Plant #61 is a Surface mine producing Stone, located in Onalaska, La Crosse County, WI. It currently has 1 employees.

Has anyone been injured or killed at Plant #61?

According to MSHA records, Plant #61 has 7 reported accident/injury records and 0 fatalities on file.

Who operates Plant #61?

Plant #61 is operated by Milestone Materials Div/Mathy Construction Co and controlled by Mathy Construction Company. MSHA Mine ID: 4703235.