Key Takeaway

Glen Mills is a active surface mine producing Stone, located in Glen Mills, Delaware County, PA. It has 520 violations on record (121 S&S) and $409K in proposed penalties. Operated by Heidelberg Materials Northeast LLC.

Glen Mills

Active Surface Stone

Operator: Heidelberg Materials Northeast LLC

Controller: Heidelberg Materials AG

Location: Glen Mills, Delaware County, PA

Employees: 37

520
Violations
121
S&S Violations
40
Accidents
$409K
Penalties

Recent Violations

View all 520 →
Date Section S&S Negligence Penalty
01/15/2026 56.12018 Non-S&S LowNegligence $226
01/15/2026 56.11001 S&S ModNegligence $366
01/15/2026 56.18002(a) S&S ModNegligence $8,315
01/14/2026 56.14100(b) Non-S&S ModNegligence $504
01/14/2026 56.14100(b) Non-S&S ModNegligence $504
01/14/2026 56.11001 S&S ModNegligence $0
01/14/2026 56.14100(b) Non-S&S LowNegligence $226
01/13/2026 56.4201(a)(2) Non-S&S ModNegligence $504
01/13/2026 56.14101(a)(2) Non-S&S LowNegligence $226
08/20/2025 46.9(a) Non-S&S ModNegligence $151
08/19/2025 56.15005 S&S LowNegligence $2,312
08/19/2025 56.12016 S&S LowNegligence $2,312
08/19/2025 56.14207 Non-S&S ModNegligence $1,037
08/15/2025 56.12004 Non-S&S ModNegligence $959
08/14/2025 56.14109(b)(2) Non-S&S ModNegligence $592
08/14/2025 56.20003(a) Non-S&S ModNegligence $1,126
08/14/2025 56.14112(a)(1) Non-S&S ModNegligence $592
08/14/2025 56.14112(a)(1) Non-S&S ModNegligence $592
08/13/2025 56.12004 Non-S&S ModNegligence $1,320
08/13/2025 56.14132(a) S&S ModNegligence $6,540

Accidents & Injuries

View all 40 →
Date Classification Injury Days Lost
10/14/2025 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 1d lost
07/28/2025 MACHINERY DAYS AWAY FROM WORK ONLY None
03/26/2025 OTHER INJURIES DUE TO NATURAL CAUSES None
10/18/2024 SLIP OR FALL OF PERSON NO DYS AWY FRM WRK,NO RSTR ACT None
01/27/2024 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None
10/31/2023 SLIP OR FALL OF PERSON DAYS RESTRICTED ACTIVITY ONLY 5d restricted
12/19/2022 SLIP OR FALL OF PERSON DAYS RESTRICTED ACTIVITY ONLY 8d restricted
10/05/2022 HANDTOOLS (NONPOWERED) NO DYS AWY FRM WRK,NO RSTR ACT None
09/14/2022 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 196d lost
08/24/2022 SLIP OR FALL OF PERSON DAYS RESTRICTED ACTIVITY ONLY 29d restricted

Inspections

View all 88 →
Begin End Hours Inspectors
01/29/2026 01/29/2026 4.00 1
01/12/2026 01/15/2026 33.25 1
08/12/2025 08/20/2025 66.00 1
02/13/2025 02/13/2025 6.00 1
02/03/2025 02/06/2025 41.75 1
11/25/2024 12/18/2024 4.50 1
09/11/2024 10/29/2024 52.00 1
08/21/2024 09/05/2024 27.00 2
08/16/2024 09/05/2024 181.75 4
05/06/2024 05/06/2024 5.25 1

Mine Details

MSHA Mine ID3600091
Mine TypeSurface
StatusActive
CommodityStone
SIC DescriptionCrushed, Broken Traprock
Employees37
Days/Week5.0
Hours/Shift8.0
Coordinates39.9158330, -75.4797220
Nearest TownGlen Mills

Frequently Asked Questions

How many MSHA violations does Glen Mills have?

Glen Mills has 520 MSHA violations on record, of which 121 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $409K.

What type of mine is Glen Mills?

Glen Mills is a Surface mine producing Stone, located in Glen Mills, Delaware County, PA. It currently has 37 employees.

Has anyone been injured or killed at Glen Mills?

According to MSHA records, Glen Mills has 40 reported accident/injury records and 0 fatalities on file.

Who operates Glen Mills?

Glen Mills is operated by Heidelberg Materials Northeast LLC and controlled by Heidelberg Materials AG. MSHA Mine ID: 3600091.