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UNITED STATES
DEPARTMENT OF LABOR
MINE SAFETY AND HEALTH ADMINISTRATION
REPORT OF INVESTIGATION
Surface Nonmetal Mine
(Limestone)
Non-Powered Haulage Accident
February 19, 2007
Martin Marietta Materials Inc.
Bakers Quarry
Monroe, Union, North Carolina
Mine I.D. No. 31-00071
Investigators
Jeffrey L. Phillips
