Key Takeaway
Plant #34 is a intermittent surface mine producing SandAndGravel, located in Onalaska, La Crosse County, WI. It has 9 violations on record (1 S&S) and $922 in proposed penalties. Operated by Milestone Materials Div/Mathy Construction Co.
Plant #34
Operator: Milestone Materials Div/Mathy Construction Co
Controller: Mathy Construction Company
Location: Onalaska, La Crosse County, WI
Employees: 2
Recent Violations
View all 9 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 04/01/2025 | 56.12018 | Non-S&S | ModNegligence | $151 |
| 10/31/2017 | 56.4201(a)(1) | Non-S&S | ModNegligence | $116 |
| 11/07/2012 | 56.1000 | Non-S&S | ModNegligence | $100 |
| 06/02/2011 | 56.12041 | Non-S&S | ModNegligence | $100 |
| 06/02/2011 | 56.12018 | Non-S&S | ModNegligence | $100 |
| 07/28/2010 | 56.11012 | Non-S&S | ModNegligence | $100 |
| 11/19/2007 | 56.14101(a)(2) | Non-S&S | ModNegligence | $100 |
| 11/19/2007 | 56.11001 | S&S | LowNegligence | $100 |
| 11/20/2002 | 56.12004 | Non-S&S | ModNegligence | $55 |
Accidents & Injuries
View all 4 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 03/26/2025 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 76d restricted |
| 06/24/2011 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 08/16/2003 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 01/11/2000 | HANDTOOLS (NONPOWERED) | DYS AWY FRM WRK & RESTRCTD ACT | 18d lost, 18d restricted |
Inspections
View all 32 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 11/13/2025 | 11/13/2025 | 7.00 | 1 |
| 04/01/2025 | 04/02/2025 | 6.75 | 1 |
| 10/22/2024 | 10/23/2024 | 4.00 | 1 |
| 10/03/2023 | 10/04/2023 | 3.75 | 1 |
| 11/09/2022 | 11/09/2022 | 7.75 | 1 |
| 11/17/2021 | 11/17/2021 | 3.25 | 1 |
| 10/14/2020 | 10/14/2020 | 5.25 | 1 |
| 10/01/2019 | 10/03/2019 | 13.25 | 1 |
| 04/24/2019 | 04/24/2019 | 2.75 | 1 |
| 10/31/2017 | 10/31/2017 | 4.50 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does Plant #34 have?
Plant #34 has 9 MSHA violations on record, of which 1 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $922.
What type of mine is Plant #34?
Plant #34 is a Surface mine producing SandAndGravel, located in Onalaska, La Crosse County, WI. It currently has 2 employees.
Has anyone been injured or killed at Plant #34?
According to MSHA records, Plant #34 has 4 reported accident/injury records and 0 fatalities on file.
Who operates Plant #34?
Plant #34 is operated by Milestone Materials Div/Mathy Construction Co and controlled by Mathy Construction Company. MSHA Mine ID: 4702646.