Key Takeaway
Plant #4 is a intermittent surface mine producing SandAndGravel, located in Kuna, Ada County, ID. It has 29 violations on record (5 S&S) and $4K in proposed penalties. Operated by H & B Crushing LLC.
Plant #4
Operator: H & B Crushing LLC
Controller: Robert S Hall Jr; Robert S Hall Sr; Jeffrey P Hall
Location: Kuna, Ada County, ID
Employees: 4
Recent Violations
View all 29 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 10/15/2025 | 56.14107(a) | Non-S&S | ModNegligence | $151 |
| 10/15/2025 | 56.12008 | Non-S&S | ModNegligence | $151 |
| 04/28/2025 | 56.14112(a)(1) | Non-S&S | ModNegligence | $151 |
| 04/28/2025 | 56.14107(a) | Non-S&S | LowNegligence | $151 |
| 04/28/2025 | 56.20003(a) | Non-S&S | ModNegligence | $151 |
| 04/28/2025 | 56.14107(a) | Non-S&S | ModNegligence | $151 |
| 04/28/2025 | 56.20003(a) | Non-S&S | ModNegligence | $151 |
| 04/28/2025 | 56.20003(c) | S&S | ModNegligence | $209 |
| 04/28/2025 | 56.4200(b)(2) | Non-S&S | ModNegligence | $151 |
| 04/28/2025 | 56.4430(b)(3) | Non-S&S | ModNegligence | $151 |
| 09/17/2024 | 56.14100(b) | Non-S&S | ModNegligence | $147 |
| 05/03/2023 | 56.12004 | Non-S&S | LowNegligence | $143 |
| 01/16/2023 | 50.30(a) | Non-S&S | LowNegligence | $143 |
| 06/10/2022 | 56.14205 | S&S | LowNegligence | $133 |
| 11/24/2020 | 56.14107(a) | Non-S&S | ModNegligence | $123 |
| 11/24/2020 | 56.14107(a) | Non-S&S | ModNegligence | $123 |
| 06/24/2020 | 56.9300(b) | S&S | ModNegligence | $351 |
| 06/24/2020 | 56.14107(a) | Non-S&S | ModNegligence | $123 |
| 06/24/2020 | 56.11001 | S&S | ModNegligence | $157 |
| 06/24/2020 | 56.18002(b) | Non-S&S | ModNegligence | $123 |
Inspections
View all 15 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 10/15/2025 | 10/15/2025 | 18.00 | 1 |
| 04/28/2025 | 04/29/2025 | 5.50 | 1 |
| 04/28/2025 | 04/28/2025 | 10.00 | 1 |
| 12/30/2024 | 12/30/2024 | 4.00 | 1 |
| 09/17/2024 | 09/17/2024 | 6.00 | 1 |
| 05/17/2023 | 05/17/2023 | 1.25 | 1 |
| 05/03/2023 | 05/03/2023 | 7.50 | 1 |
| 06/10/2022 | 06/10/2022 | 8.25 | 1 |
| 04/26/2022 | 04/26/2022 | 4.00 | 1 |
| 11/23/2020 | 11/24/2020 | 10.75 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does Plant #4 have?
Plant #4 has 29 MSHA violations on record, of which 5 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $4K.
What type of mine is Plant #4?
Plant #4 is a Surface mine producing SandAndGravel, located in Kuna, Ada County, ID. It currently has 4 employees.
Has anyone been injured or killed at Plant #4?
According to MSHA records, Plant #4 has 0 reported accident/injury records and 0 fatalities on file.
Who operates Plant #4?
Plant #4 is operated by H & B Crushing LLC and controlled by Robert S Hall Jr; Robert S Hall Sr; Jeffrey P Hall. MSHA Mine ID: 1002293.