An experienced mechanic/welder was crushed to death by a door on a metal shredder at a large scrap iron facility. The hydraulically-operated door flips down to reject unshredded metals. Sometimes stray metal prevents the door from closing. One night the victim's supervisor sent him to remove such a jam. The victim checked out a padlock and told co-workers he locked out the system, but investigators learned it was neither locked out nor de-energized. The victim torched away the obstructing metal. The door, still under pressure, closed upward on the victim. The unexpected impact knocked the supervisor off a ladder, severely injuring […]