Martin Marietta Materials, Inc. (NYSE:MLM) Files An 8-K Mine Safety – Reporting of Shutdowns and Patterns of Violations
Item 1.04 Mine Safety—Reporting of Shutdowns and Patterns of Violations.
On December 10, 2018, the Corporation received a section 107(a)order issued by the Mine Safety and Health Administration (“MSHA”) under the Federal Mine Safety and Health Act of 1977 at its Spanish Spring Quarry in Sparks, Nevada.The order stated that two miners were observed under an approximately 40,000 pound suspended load while attempting to remove the hopper from the primary plant.The order further stated one miner was directing the load and the other miner was trying to grab the suspension line from a third miner who was above the load.No one was injured in the cited incident.The Corporation took corrective action and the order was terminated.
About Martin Marietta Materials, Inc. (NYSE:MLM)
Martin Marietta Materials, Inc. is a supplier of aggregates products (crushed stone, sand and gravel) for the construction industry, used for the construction of infrastructure, non-residential, and residential projects. The Company operates through three businesses: Aggregates Business, Cement Business and Magnesia Specialties Business. The Company conducts its Aggregates business through three segments: the Mid-America Group, Southeast Group, and West Group. The Company’s Cement business operates through the Cement segment. The Company’s Magnesia Specialties segment includes its magnesia-based chemicals and dolomitic lime businesses. Its Aggregates Business is engaged in mining, processing and selling granite, limestone, sand, gravel and other aggregate products. Its Cement business is engaged in producing Portland and specialty cements. In addition, aggregates products are used for railroad ballast and in agricultural, utility and environmental applications.