Key Takeaway
PORTABLE UNIT #4 is a active surface mine producing Stone, located in JANESVILLE, Rock County, WI. It has 14 violations on record (2 S&S) and $2K in proposed penalties. Operated by BJOIN LIMESTONE INC..
PORTABLE UNIT #4
Operator: BJOIN LIMESTONE INC.
Controller: Kristopher P Bjoin; Shaun M Bjoin; Jonathan M Bjoin
Location: JANESVILLE, Rock County, WI
Employees: 3
Recent Violations
View all 14 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 01/27/2021 | 56.14107(a) | Non-S&S | ModNegligence | $125 |
| 02/25/2020 | 56.14100(c) | Non-S&S | ModNegligence | $123 |
| 02/25/2020 | 56.14132(a) | Non-S&S | ModNegligence | $123 |
| 02/25/2020 | 56.12018 | Non-S&S | ModNegligence | $123 |
| 02/25/2020 | 56.14107(a) | Non-S&S | ModNegligence | $123 |
| 07/31/2019 | 56.14107(a) | Non-S&S | ModNegligence | $121 |
| 05/22/2018 | 56.12004 | Non-S&S | ModNegligence | $118 |
| 05/22/2018 | 56.13017 | Non-S&S | LowNegligence | $118 |
| 04/26/2017 | 56.12004 | Non-S&S | LowNegligence | $116 |
| 04/26/2017 | 56.4603(b) | Non-S&S | ModNegligence | $116 |
| 04/26/2017 | 56.14132(a) | Non-S&S | ModNegligence | $116 |
| 05/14/2015 | 56.14107(a) | S&S | ModNegligence | $117 |
| 05/13/2014 | 56.12004 | S&S | ModNegligence | $243 |
| 05/13/2014 | 56.14100(b) | Non-S&S | ModNegligence | $100 |
Inspections
View all 16 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 02/26/2026 | 02/26/2026 | 0.00 | 0 |
| 03/24/2025 | 03/25/2025 | 12.50 | 1 |
| 08/09/2024 | 08/09/2024 | 7.00 | 1 |
| 10/24/2022 | 10/24/2022 | 7.75 | 1 |
| 03/23/2022 | 03/23/2022 | 7.50 | 1 |
| 01/27/2021 | 01/27/2021 | 13.00 | 1 |
| 02/25/2020 | 02/25/2020 | 19.00 | 1 |
| 07/31/2019 | 08/01/2019 | 14.75 | 1 |
| 04/03/2019 | 04/03/2019 | 4.25 | 1 |
| 05/22/2018 | 05/23/2018 | 12.25 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does PORTABLE UNIT #4 have?
PORTABLE UNIT #4 has 14 MSHA violations on record, of which 2 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $2K.
What type of mine is PORTABLE UNIT #4?
PORTABLE UNIT #4 is a Surface mine producing Stone, located in JANESVILLE, Rock County, WI. It currently has 3 employees.
Has anyone been injured or killed at PORTABLE UNIT #4?
According to MSHA records, PORTABLE UNIT #4 has 0 reported accident/injury records and 0 fatalities on file.
Who operates PORTABLE UNIT #4?
PORTABLE UNIT #4 is operated by BJOIN LIMESTONE INC. and controlled by Kristopher P Bjoin; Shaun M Bjoin; Jonathan M Bjoin. MSHA Mine ID: 4703709.