Tank explosion during welding – a welder was removing a nitrogen nipple from a pipe that came off a blending tank to replace with a larger one. The nipple was ground off and the opening in the pipe was widened and leveled. When the welder went to tack weld the larger nipple in place, a loud explosion occurred within the tank. There were no injuries. Mining and Petroleum Development
Picker crane truck tips over – a driver unstrapped a load from the truck deck and rigged the load for drop-off using the truck’s picker-crane. While moving a load over fencing, the truck tipped over onto the driver’s side. The truck’s outriggers were down but not extended at the time of the incident. A worker was operating controls on the driver’s side but was not injured. Construction and Construction Trades
Tank explosion during welding – a welder was removing a nitrogen nipple from a pipe that came off a blending tank to replace with a larger one. The nipple was ground off and the opening in the pipe was widened and leveled. When the welder went to tack weld the larger nipple in place, a loud explosion occurred within the tank. There were no injuries. Mining and Petroleum Development
Source: AB OHS News May 2017