Coal Mine Fatal Accident 2011-4 OVERVIEW On October 07, 2011, a 23-year old 3 rd shift section repairman with 3 years experience and six (6) weeks experience at this mine, was fatally injured while attempting to repair a broken conveyor chain on a mobile bridge. The victim was lying on the mine floor underneath the mobile bridge making repairs to the bridges conveyor chain. The mobile bridge had not been securely blocked against motion. The machine had been supported on the 1 st shift by a flat rock, the rock was stood on its end under the bridge conveyor. The rock dislodged allowing the bridge to collapse onto the victim resulting in fatal injuries.
No. 1 Bridge Conveyor No. 2 Carrier Area where the conveyor flight was fouled Rock placed under the conveyor The victim was lying on the mine floor attempting to make repairs to the conveyor The victim was pinned to the mine floor by the support beam when the rock under the conveyor dislodged Click to animate
BEST PRACTICES 1.Repairs or maintenance shall not be performed on machinery until the power is “off” and the machinery is blocked against motion.
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