Key Takeaway
Lippmann is a intermittent surface mine producing SandAndGravel, located in Inver Grove Heights, Dakota County, MN. It has 5 violations on record (2 S&S) and $751 in proposed penalties. Operated by Knopik Crushing Inc.
Lippmann
Operator: Knopik Crushing Inc
Controller: Mike Knopik
Location: Inver Grove Heights, Dakota County, MN
Employees: 3
Recent Violations
View all 5 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 07/07/2025 | 56.11003 | S&S | ModNegligence | $151 |
| 07/07/2025 | 56.14105 | Non-S&S | ModNegligence | $151 |
| 07/07/2025 | 56.3131 | Non-S&S | ModNegligence | $151 |
| 11/28/2023 | 56.14107(a) | S&S | ModNegligence | $155 |
| 11/28/2023 | 56.9300(b) | Non-S&S | ModNegligence | $143 |
Inspections
View all 3 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 07/07/2025 | 07/08/2025 | 11.25 | 1 |
| 11/28/2023 | 11/28/2023 | 8.75 | 1 |
| 08/21/2023 | 08/21/2023 | 2.25 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does Lippmann have?
Lippmann has 5 MSHA violations on record, of which 2 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $751.
What type of mine is Lippmann?
Lippmann is a Surface mine producing SandAndGravel, located in Inver Grove Heights, Dakota County, MN. It currently has 3 employees.
Has anyone been injured or killed at Lippmann?
According to MSHA records, Lippmann has 0 reported accident/injury records and 0 fatalities on file.
Who operates Lippmann?
Lippmann is operated by Knopik Crushing Inc and controlled by Mike Knopik. MSHA Mine ID: 2104040.