It looked doomed to fail from the start with the crane not having the proper height for the lift.ow, these clips are both jaw-dropping and a stark reminder of how crucial proper training and maintenance are for heavy equipment. Safety first!They weren’t all fails; some were incredible successes in the face of extreme adversity. And those dockside cranes all fell with a certain grace.Watch out! 25 of the world's most dangerous truck and crane operation fails. Heavy equipment collapse compilation.