RALEIGH, N.C.--(BUSINESS WIRE)-- The management of Martin Marietta Materials, Inc. (NYSE:MLM) today issued the following statement: It is with great sadness that we confirm the death of our employee at our Weeping Water mine in Nebraska. The details surrounding this incident are under investigation. Our thoughts and prayers are with the family and fellow employees who have been affected by this tragic event.

Martin Marietta Materials, Inc. is the nations second largest producer of construction aggregates and a producer of magnesia-based chemicals and dolomitic lime. For more information about Martin Marietta Materials, Inc., refer to the Corporations website at www.martinmarietta.com.

Martin Marietta Materials, Inc.
Anne Lloyd, 919-783-4660
Executive Vice President, Chief Financial Officer and Treasurer
www.martinmarietta.com

Source: Martin Marietta Materials, Inc.