Key Takeaway
DDM - Justin is a intermittent surface mine producing SandAndGravel, located in Justin, Denton County, TX. It has 3 violations on record (0 S&S) and $453 in proposed penalties. Operated by DDM Materials, Inc..
DDM - Justin
Operator: DDM Materials, Inc.
Controller: Jake Markwardt; Luke Markwardt; David Markwardt
Location: Justin, Denton County, TX
Employees: 15
Recent Violations
View all 3 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 09/17/2025 | 56.4101 | Non-S&S | ModNegligence | $151 |
| 09/16/2025 | 56.12025 | Non-S&S | ModNegligence | $151 |
| 09/16/2025 | 56.12004 | Non-S&S | ModNegligence | $151 |
Inspections
View all 1 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 09/16/2025 | 09/18/2025 | 23.50 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does DDM - Justin have?
DDM - Justin has 3 MSHA violations on record, of which 0 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $453.
What type of mine is DDM - Justin?
DDM - Justin is a Surface mine producing SandAndGravel, located in Justin, Denton County, TX. It currently has 15 employees.
Has anyone been injured or killed at DDM - Justin?
According to MSHA records, DDM - Justin has 0 reported accident/injury records and 0 fatalities on file.
Who operates DDM - Justin?
DDM - Justin is operated by DDM Materials, Inc. and controlled by Jake Markwardt; Luke Markwardt; David Markwardt. MSHA Mine ID: 4105809.