Key Takeaway
Boone Quarries Marshall is a active surface mine producing Stone, located in Marshall, Mo., Saline County, MO. It has 95 violations on record (16 S&S) and $83K in proposed penalties. Operated by Con-Agg Companies, LLC.
Boone Quarries Marshall
Operator: Con-Agg Companies, LLC
Controller: Summit Materials LLC
Location: Marshall, Mo., Saline County, MO
Employees: 15
Recent Violations
View all 95 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 12/16/2025 | 56.14112(b) | Non-S&S | ModNegligence | $151 |
| 12/16/2025 | 56.4101 | Non-S&S | ModNegligence | $151 |
| 04/08/2025 | 56.14112(a)(1) | Non-S&S | ModNegligence | $151 |
| 04/08/2025 | 56.14100(b) | Non-S&S | LowNegligence | $151 |
| 10/17/2024 | 56.14100(c) | Non-S&S | LowNegligence | $147 |
| 10/17/2024 | 56.14100(c) | Non-S&S | LowNegligence | $147 |
| 10/17/2024 | 56.11012 | Non-S&S | NoNegligence | $147 |
| 10/17/2024 | 56.14132(a) | Non-S&S | LowNegligence | $147 |
| 05/29/2024 | 56.11003 | Non-S&S | ModNegligence | $147 |
| 05/29/2024 | 56.12032 | Non-S&S | ModNegligence | $147 |
| 01/10/2024 | 56.12032 | Non-S&S | ModNegligence | $147 |
| 01/10/2024 | 56.14107(a) | Non-S&S | ModNegligence | $172 |
| 08/08/2023 | 56.15005 | Non-S&S | LowNegligence | $143 |
| 11/08/2022 | 56.14132(a) | Non-S&S | LowNegligence | $133 |
| 07/07/2021 | 56.14107(a) | Non-S&S | LowNegligence | $125 |
| 07/07/2021 | 56.14100(b) | Non-S&S | ModNegligence | $125 |
| 01/06/2021 | 56.20003(a) | Non-S&S | ModNegligence | $355 |
| 09/03/2020 | 56.14100(b) | Non-S&S | ModNegligence | $615 |
| 09/02/2020 | 56.20003(a) | S&S | ModNegligence | $1,483 |
| 09/02/2020 | 56.4603(b) | Non-S&S | ModNegligence | $994 |
Accidents & Injuries
View all 19 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 01/20/2026 | DISORDERS (REPEATED TRAUMA) | OCCUPATNAL ILLNESS NOT DEG 1-6 | None |
| 05/01/2023 | HANDLING OF MATERIALS | DAYS AWAY FROM WORK ONLY | 120d lost |
| 08/23/2021 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 05/21/2021 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 32d restricted |
| 06/17/2019 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 2d restricted |
| 09/24/2018 | HANDLING OF MATERIALS | PERM TOT OR PERM PRTL DISABLTY | None |
| 09/24/2013 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 148d restricted |
| 03/01/2007 | SLIP OR FALL OF PERSON | DAYS RESTRICTED ACTIVITY ONLY | 20d restricted |
| 12/09/2006 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 100d restricted |
| 06/17/2006 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
Inspections
View all 80 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 12/16/2025 | 12/17/2025 | 13.25 | 1 |
| 04/07/2025 | 04/08/2025 | 21.00 | 1 |
| 11/13/2024 | 11/14/2024 | 17.50 | 1 |
| 10/16/2024 | 10/18/2024 | 22.00 | 1 |
| 05/28/2024 | 05/31/2024 | 26.75 | 1 |
| 05/22/2024 | 05/22/2024 | 1.75 | 1 |
| 01/10/2024 | 01/11/2024 | 13.00 | 1 |
| 09/05/2023 | 09/06/2023 | 12.50 | 1 |
| 08/08/2023 | 08/08/2023 | 9.50 | 1 |
| 11/08/2022 | 11/09/2022 | 11.00 | 1 |
Mine Details
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Frequently Asked Questions
How many MSHA violations does Boone Quarries Marshall have?
Boone Quarries Marshall has 95 MSHA violations on record, of which 16 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $83K.
What type of mine is Boone Quarries Marshall?
Boone Quarries Marshall is a Surface mine producing Stone, located in Marshall, Mo., Saline County, MO. It currently has 15 employees.
Has anyone been injured or killed at Boone Quarries Marshall?
According to MSHA records, Boone Quarries Marshall has 19 reported accident/injury records and 1 fatalities on file.
Who operates Boone Quarries Marshall?
Boone Quarries Marshall is operated by Con-Agg Companies, LLC and controlled by Summit Materials LLC. MSHA Mine ID: 2300099.