Key Takeaway
Plymouth Meeting Quarry is a active surface mine producing Stone, located in Plymouth Meeting, Montgomery County, PA. It has 171 violations on record (28 S&S) and $42K in proposed penalties. Operated by Heidelberg Materials Northeast LLC.
Plymouth Meeting Quarry
Operator: Heidelberg Materials Northeast LLC
Controller: Heidelberg Materials AG
Location: Plymouth Meeting, Montgomery County, PA
Employees: 30
Recent Violations
View all 171 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 08/08/2025 | 46.8(a)(2) | Non-S&S | LowNegligence | $151 |
| 08/07/2025 | 56.4200(b)(2) | Non-S&S | ModNegligence | $151 |
| 03/01/2025 | 46.11(a) | Non-S&S | ModNegligence | $151 |
| 02/26/2025 | 56.20003(b) | S&S | LowNegligence | $151 |
| 10/04/2024 | 50.20-1 | Non-S&S | LowNegligence | $151 |
| 07/10/2024 | 50.20-1 | Non-S&S | LowNegligence | $147 |
| 04/16/2024 | 56.14100(c) | Non-S&S | ModNegligence | $147 |
| 05/02/2023 | 56.14101(a)(2) | Non-S&S | ModNegligence | $143 |
| 01/11/2023 | 56.14112(b) | Non-S&S | ModNegligence | $143 |
| 01/10/2023 | 56.14101(a)(2) | Non-S&S | ModNegligence | $143 |
| 04/13/2022 | 56.3131 | Non-S&S | ModNegligence | $133 |
| 04/07/2022 | 56.12004 | Non-S&S | LowNegligence | $133 |
| 04/07/2022 | 56.12004 | Non-S&S | ModNegligence | $133 |
| 04/06/2022 | 56.4603 | Non-S&S | LowNegligence | $133 |
| 04/06/2022 | 56.14112(a)(1) | Non-S&S | LowNegligence | $133 |
| 10/07/2021 | 56.12004 | Non-S&S | LowNegligence | $125 |
| 10/05/2021 | 56.3200 | S&S | HighNegligence | $1,907 |
| 05/19/2021 | 56.20003(a) | Non-S&S | ModNegligence | $125 |
| 05/18/2021 | 56.14132(a) | Non-S&S | LowNegligence | $172 |
| 05/18/2021 | 56.4230(c) | Non-S&S | LowNegligence | $125 |
Accidents & Injuries
View all 39 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 03/01/2025 | SLIP OR FALL OF PERSON | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 09/20/2024 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 42d restricted |
| 08/21/2024 | SLIP OR FALL OF PERSON | DAYS RESTRICTED ACTIVITY ONLY | 153d restricted |
| 08/11/2023 | HANDTOOLS (NONPOWERED) | DAYS AWAY FROM WORK ONLY | 4d lost |
| 09/24/2021 | SLIP OR FALL OF PERSON | DAYS RESTRICTED ACTIVITY ONLY | 54d restricted |
| 09/08/2021 | MACHINERY | DAYS RESTRICTED ACTIVITY ONLY | 88d restricted |
| 06/09/2021 | OTHER | DAYS RESTRICTED ACTIVITY ONLY | 62d restricted |
| 02/25/2021 | SLIP OR FALL OF PERSON | DAYS AWAY FROM WORK ONLY | 46d lost |
| 12/10/2019 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 09/11/2018 | OTHER | INJURIES DUE TO NATURAL CAUSES | None |
Inspections
View all 76 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 01/22/2026 | 01/23/2026 | 15.50 | 1 |
| 08/06/2025 | 08/08/2025 | 14.25 | 1 |
| 03/10/2025 | 03/17/2025 | 8.00 | 1 |
| 02/25/2025 | 03/04/2025 | 24.00 | 1 |
| 07/10/2024 | 07/12/2024 | 1.75 | 1 |
| 05/22/2024 | 05/22/2024 | 2.25 | 1 |
| 04/16/2024 | 04/19/2024 | 21.25 | 1 |
| 12/06/2023 | 12/08/2023 | 24.50 | 1 |
| 05/01/2023 | 05/23/2023 | 35.50 | 1 |
| 01/10/2023 | 01/20/2023 | 31.50 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does Plymouth Meeting Quarry have?
Plymouth Meeting Quarry has 171 MSHA violations on record, of which 28 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $42K.
What type of mine is Plymouth Meeting Quarry?
Plymouth Meeting Quarry is a Surface mine producing Stone, located in Plymouth Meeting, Montgomery County, PA. It currently has 30 employees.
Has anyone been injured or killed at Plymouth Meeting Quarry?
According to MSHA records, Plymouth Meeting Quarry has 39 reported accident/injury records and 0 fatalities on file.
Who operates Plymouth Meeting Quarry?
Plymouth Meeting Quarry is operated by Heidelberg Materials Northeast LLC and controlled by Heidelberg Materials AG. MSHA Mine ID: 3600052.