Key Takeaway
Madden Materials Knowlton Plant is a active surface mine producing Stone, located in Bracken TX, Comal County, TX. It has 69 violations on record (9 S&S) and $21K in proposed penalties. Operated by Madden Materials.
Madden Materials Knowlton Plant
Operator: Madden Materials
Controller: Jose C Regalado; Sofia A Regalado
Location: Bracken TX, Comal County, TX
Employees: 3
Recent Violations
View all 69 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 10/02/2025 | 56.18002(a)(1) | Non-S&S | ModNegligence | $151 |
| 10/01/2025 | 56.20003(a) | S&S | ModNegligence | $959 |
| 05/01/2025 | 56.20003(a) | Non-S&S | ModNegligence | $209 |
| 05/01/2025 | 56.20003(a) | Non-S&S | ModNegligence | $209 |
| 05/01/2025 | 56.20011 | Non-S&S | ModNegligence | $209 |
| 05/01/2025 | 56.12028 | Non-S&S | ModNegligence | $697 |
| 05/01/2025 | 56.14132 | Non-S&S | ModNegligence | $209 |
| 05/01/2025 | 56.11001 | Non-S&S | ModNegligence | $209 |
| 01/06/2025 | 56.11001 | Non-S&S | ModNegligence | $209 |
| 01/02/2025 | 56.20003(a) | Non-S&S | ModNegligence | $209 |
| 01/02/2025 | 56.11012 | Non-S&S | ModNegligence | $697 |
| 01/02/2025 | 56.14107(a) | Non-S&S | ModNegligence | $313 |
| 01/02/2025 | 56.12032 | Non-S&S | ModNegligence | $697 |
| 01/02/2025 | 56.12018 | Non-S&S | ModNegligence | $697 |
| 01/02/2025 | 56.9300(a) | Non-S&S | ModNegligence | $697 |
| 08/27/2024 | 56.14132(b)(2) | Non-S&S | ModNegligence | $189 |
| 03/27/2024 | 50.30(a) | Non-S&S | ModNegligence | $147 |
| 03/27/2024 | 56.12004 | Non-S&S | ModNegligence | $626 |
| 03/27/2024 | 56.9300(a) | Non-S&S | ModNegligence | $626 |
| 11/15/2023 | 56.14132(a) | Non-S&S | ModNegligence | $189 |
Accidents & Injuries
View all 1 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 01/04/2026 | MACHINERY | DAYS RESTRICTED ACTIVITY ONLY | 23d restricted |
Inspections
View all 21 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 10/01/2025 | 10/02/2025 | 20.00 | 1 |
| 09/23/2025 | 09/24/2025 | 19.00 | 1 |
| 05/01/2025 | 05/02/2025 | 18.50 | 1 |
| 01/06/2025 | 01/06/2025 | 2.50 | 1 |
| 01/02/2025 | 01/06/2025 | 7.25 | 1 |
| 08/26/2024 | 08/27/2024 | 16.50 | 1 |
| 03/27/2024 | 03/27/2024 | 16.50 | 1 |
| 11/14/2023 | 11/16/2023 | 0.00 | 0 |
| 08/07/2023 | 08/07/2023 | 2.00 | 1 |
| 07/31/2023 | 08/07/2023 | 15.25 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does Madden Materials Knowlton Plant have?
Madden Materials Knowlton Plant has 69 MSHA violations on record, of which 9 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $21K.
What type of mine is Madden Materials Knowlton Plant?
Madden Materials Knowlton Plant is a Surface mine producing Stone, located in Bracken TX, Comal County, TX. It currently has 3 employees.
Has anyone been injured or killed at Madden Materials Knowlton Plant?
According to MSHA records, Madden Materials Knowlton Plant has 1 reported accident/injury records and 0 fatalities on file.
Who operates Madden Materials Knowlton Plant?
Madden Materials Knowlton Plant is operated by Madden Materials and controlled by Jose C Regalado; Sofia A Regalado. MSHA Mine ID: 4105475.