Key Takeaway
Boone Quarries- Gilliam is a active surface mine producing Stone, located in Gilliam, Saline County, MO. It has 99 violations on record (23 S&S) and $53K in proposed penalties. Operated by Con-Agg Companies LLC.
Boone Quarries- Gilliam
Operator: Con-Agg Companies LLC
Controller: Summit Materials LLC
Location: Gilliam, Saline County, MO
Employees: 1
Recent Violations
View all 99 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 12/18/2025 | 56.12032 | Non-S&S | LowNegligence | $151 |
| 03/05/2025 | 56.16005 | Non-S&S | ModNegligence | $151 |
| 08/28/2024 | 56.14207 | Non-S&S | ModNegligence | $147 |
| 08/28/2024 | 56.9300(a) | Non-S&S | ModNegligence | $147 |
| 01/02/2024 | 56.14107(a) | Non-S&S | LowNegligence | $147 |
| 08/09/2023 | 56.18010 | Non-S&S | LowNegligence | $143 |
| 08/09/2023 | 56.12028 | Non-S&S | ModNegligence | $143 |
| 11/08/2022 | 56.14107(a) | S&S | LowNegligence | $133 |
| 11/08/2022 | 56.15005 | S&S | ModNegligence | $215 |
| 09/20/2022 | 56.16005 | Non-S&S | LowNegligence | $133 |
| 09/14/2022 | 56.3200 | S&S | ModNegligence | $481 |
| 09/14/2022 | 56.9314 | S&S | ModNegligence | $481 |
| 06/07/2022 | 46.8(c) | Non-S&S | LowNegligence | $8,095 |
| 01/12/2022 | 56.14107(a) | Non-S&S | ModNegligence | $133 |
| 01/12/2022 | 56.12004 | Non-S&S | LowNegligence | $133 |
| 01/12/2022 | 56.12004 | Non-S&S | LowNegligence | $133 |
| 08/30/2021 | 56.12004 | Non-S&S | LowNegligence | $125 |
| 08/30/2021 | 56.12008 | Non-S&S | LowNegligence | $125 |
| 03/10/2021 | 56.11005 | S&S | ModNegligence | $202 |
| 03/10/2021 | 41.12 | Non-S&S | ModNegligence | $125 |
Inspections
View all 66 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 12/18/2025 | 12/18/2025 | 10.00 | 1 |
| 06/24/2025 | 06/25/2025 | 19.50 | 1 |
| 03/05/2025 | 03/05/2025 | 7.00 | 1 |
| 08/28/2024 | 08/29/2024 | 15.00 | 1 |
| 05/22/2024 | 05/22/2024 | 7.50 | 1 |
| 01/02/2024 | 01/03/2024 | 9.00 | 1 |
| 08/09/2023 | 08/09/2023 | 8.00 | 1 |
| 11/08/2022 | 11/08/2022 | 7.00 | 1 |
| 10/11/2022 | 10/11/2022 | 8.75 | 1 |
| 09/19/2022 | 09/22/2022 | 15.50 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does Boone Quarries- Gilliam have?
Boone Quarries- Gilliam has 99 MSHA violations on record, of which 23 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $53K.
What type of mine is Boone Quarries- Gilliam?
Boone Quarries- Gilliam is a Surface mine producing Stone, located in Gilliam, Saline County, MO. It currently has 1 employees.
Has anyone been injured or killed at Boone Quarries- Gilliam?
According to MSHA records, Boone Quarries- Gilliam has 0 reported accident/injury records and 0 fatalities on file.
Who operates Boone Quarries- Gilliam?
Boone Quarries- Gilliam is operated by Con-Agg Companies LLC and controlled by Summit Materials LLC. MSHA Mine ID: 2300083.