Key Takeaway
Grindstone is a active surface mine producing Stone, located in Weatherford, Palo Pinto County, TX. It has 37 violations on record (5 S&S) and $9K in proposed penalties. Operated by Kiewit Mining Group.
Grindstone
Operator: Kiewit Mining Group
Controller: Kiewit Peter Sons' Inc
Location: Weatherford, Palo Pinto County, TX
Employees: 25
Recent Violations
View all 37 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 10/28/2025 | 56.4104(b) | Non-S&S | ModNegligence | $151 |
| 10/28/2025 | 56.12004 | Non-S&S | ModNegligence | $267 |
| 10/28/2025 | 56.12004 | Non-S&S | ModNegligence | $267 |
| 10/28/2025 | 56.20003(a) | Non-S&S | ModNegligence | $267 |
| 10/28/2025 | 56.12004 | Non-S&S | ModNegligence | $267 |
| 10/28/2025 | 56.15004 | S&S | LowNegligence | $177 |
| 10/28/2025 | 56.14100(c) | Non-S&S | LowNegligence | $151 |
| 05/29/2025 | 56.12068 | S&S | ModNegligence | $1,320 |
| 01/02/2025 | 50.30(a) | Non-S&S | ModNegligence | $151 |
| 01/02/2025 | 50.30(a) | Non-S&S | ModNegligence | $151 |
| 01/02/2025 | 50.30(a) | Non-S&S | ModNegligence | $151 |
| 01/02/2025 | 56.14100(c) | Non-S&S | ModNegligence | $151 |
| 01/02/2025 | 56.12006 | Non-S&S | ModNegligence | $267 |
| 01/02/2025 | 56.16006 | Non-S&S | ModNegligence | $151 |
| 01/02/2025 | 47.44(b) | Non-S&S | ModNegligence | $151 |
| 09/09/2024 | 56.14107(a) | Non-S&S | ModNegligence | $239 |
| 03/27/2024 | 50.30(a) | Non-S&S | ModNegligence | $147 |
| 03/27/2024 | 56.12018 | Non-S&S | HighNegligence | $172 |
| 03/27/2024 | 47.41(a) | Non-S&S | ModNegligence | $147 |
| 03/27/2024 | 56.12032 | Non-S&S | ModNegligence | $147 |
Accidents & Injuries
View all 2 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 02/02/2026 | SLIP OR FALL OF PERSON | DAYS AWAY FROM WORK ONLY | None |
| 12/10/2025 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
Inspections
View all 9 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 10/27/2025 | 10/30/2025 | 24.25 | 1 |
| 05/29/2025 | 05/30/2025 | 18.75 | 1 |
| 01/02/2025 | 01/03/2025 | 13.50 | 1 |
| 09/08/2024 | 09/10/2024 | 29.00 | 1 |
| 04/17/2024 | 04/17/2024 | 5.50 | 1 |
| 03/25/2024 | 03/27/2024 | 42.00 | 1 |
| 08/28/2023 | 08/28/2023 | 7.50 | 1 |
| 08/14/2023 | 08/14/2023 | 10.00 | 1 |
| 08/30/2022 | 08/30/2022 | 4.25 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does Grindstone have?
Grindstone has 37 MSHA violations on record, of which 5 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $9K.
What type of mine is Grindstone?
Grindstone is a Surface mine producing Stone, located in Weatherford, Palo Pinto County, TX. It currently has 25 employees.
Has anyone been injured or killed at Grindstone?
According to MSHA records, Grindstone has 2 reported accident/injury records and 0 fatalities on file.
Who operates Grindstone?
Grindstone is operated by Kiewit Mining Group and controlled by Kiewit Peter Sons' Inc. MSHA Mine ID: 4105586.