01—Abstract
Summary
Summary of the 8-K filed June 20, 2025. Cited figures are marked; the original filing is the authoritative source.
Vulcan Materials Company (VMC) filed this Current Report on Form 8-K to disclose a mine safety event under Item 1.04 (Mine Safety).
On June 18, 2025, Vulcan Construction Materials, LLC, a subsidiary of the Company, received an imminent danger order from the Mine Safety and Health Administration (MSHA) under section 107(a) of the Federal Mine Safety and Health Act of 1977 at its Clear Creek Quarry in Charlotte, North Carolina. The order was issued to remove miners who were shoveling material onto a moving conveyor in a surge tunnel while the top of the tail roller guard was hinged open. The filing states that no injuries occurred and that the Company took corrective action immediately to protect the miners and terminate the order.
The filing contains no financial results, guidance, or other financial information. Its investor relevance is limited to the regulatory notice and the operational safety compliance matter it reports.
02—Key points
Key Highlights
- On June 18, 2025, MSHA issued an imminent danger order under section 107(a) of the Federal Mine Safety and Health Act of 1977 at the Clear Creek Quarry in Charlotte, North Carolina.
- The order was issued by MSHA to a subsidiary, Vulcan Construction Materials, LLC, and was directed at miners shoveling material onto a moving conveyor.
- The cited condition was a surge tunnel in which the top of the tail roller guard was hinged open while work was underway.
- No injuries occurred, according to the filing.
- The Company states it took immediate corrective action to protect the miners and terminate the order.
- The filing is made under Item 1.04 (Mine Safety) and contains no financial figures.
03—Questions
Frequently Asked Questions
What triggered the MSHA imminent danger order at Clear Creek Quarry?
Miners were shoveling material onto a moving conveyor in a surge tunnel while the top of the tail roller guard was hinged open. MSHA issued the order to remove the miners from that exposure.
Were any workers injured?
The filing states that no injuries occurred.
What corrective action did the Company take?
The filing states the Company took corrective action immediately to protect the miners and terminate the order, without specifying the measures in detail.
Does this filing disclose any financial impact?
No. The filing does not include financial results, costs, or other financial figures related to the order.
04—Continue