Key Takeaway
Plant #18 is a intermittent surface mine producing SandAndGravel, located in Marathon, Marathon County, WI. It has 5 violations on record (1 S&S) and $434 in proposed penalties. Operated by Milestone Materials Division Mathy Construction Co.
Plant #18
Operator: Milestone Materials Division Mathy Construction Co
Controller: Mathy Construction Company
Location: Marathon, Marathon County, WI
Employees: 2
Recent Violations
View all 5 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 07/20/2016 | 56.14207 | Non-S&S | ModNegligence | $114 |
| 08/05/2014 | 56.20003(a) | S&S | ModNegligence | $100 |
| 06/30/2010 | 56.14107(a) | Non-S&S | ModNegligence | $100 |
| 04/11/2007 | 56.14100(b) | Non-S&S | ModNegligence | $60 |
| 04/11/2007 | 56.14103(b) | Non-S&S | ModNegligence | $60 |
Inspections
View all 25 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 08/07/2025 | 08/07/2025 | 3.25 | 1 |
| 10/10/2023 | 10/12/2023 | 6.25 | 1 |
| 09/20/2023 | 09/20/2023 | 15.25 | 1 |
| 08/07/2023 | 08/07/2023 | 5.25 | 1 |
| 07/19/2022 | 07/20/2022 | 8.50 | 1 |
| 03/16/2021 | 03/16/2021 | 7.00 | 1 |
| 10/21/2019 | 10/24/2019 | 25.75 | 1 |
| 04/16/2019 | 04/16/2019 | 11.50 | 1 |
| 08/09/2018 | 08/09/2018 | 2.75 | 1 |
| 08/15/2017 | 08/15/2017 | 6.75 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does Plant #18 have?
Plant #18 has 5 MSHA violations on record, of which 1 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $434.
What type of mine is Plant #18?
Plant #18 is a Surface mine producing SandAndGravel, located in Marathon, Marathon County, WI. It currently has 2 employees.
Has anyone been injured or killed at Plant #18?
According to MSHA records, Plant #18 has 0 reported accident/injury records and 0 fatalities on file.
Who operates Plant #18?
Plant #18 is operated by Milestone Materials Division Mathy Construction Co and controlled by Mathy Construction Company. MSHA Mine ID: 4703406.