In 2013, eight percent of all injuries at stone, sand and gravel operations were associated with machinery.
Perform repairs or maintenance of machinery or equipment only after the power is off, and the machinery or equipment blocked against hazardous motion.
When Locking/Tagging Out, use individual locks and tags with each miner maintaining keys to their locks. Do not allow anyone else to remove their locks.
Inspect machinery prior to use and immediately take out of service and tag if any safety defects are identified.
Before working on machinery or equipment, consider all energy hazards including electrical, mechanical, pneumatic, and hydraulic systems.