OSHA Accident Investigation · Summary #710061
HEAD,STUCK,CHOKER SETTER,TREE,STRUCK BY,FALLING OBJECT,LOGGING
Event description
Employee killed when struck on head by falling tree
Investigation abstract
Employee #1 was working as a choker setter on a TMY70 yarder. He was using a sky time, the tail-hold tree started to fall. Employee #1 ran down the hill, but th e falling tree struck him on the back of the head, 77 feet from where it uproote d. Employee #1 died. line cable, a haul-back cable, and a slack-pulling carriage to yard logs to the landing in a partial cut on a 55 percent slope. The 1 1/8 in. diameter skyline w as anchored to a standing Douglas fir tree that had a 35 in. breast height diame ter and stood approximately 96 feet tall. A haul-back block was also hung on the tree, which was about 400 feet below the yarder. The rigging slinger and Employ ee #1 had set the chokers on a turn of three logs. When the turn of logs was pul led toward the skyline, they hung up on a standing tree. The rigging slinger att empted to free the hang-up by using the haul-back to pull the turn away. At this
Victim
-
#1 Fatality Age 26 M
- Nature of injury
- 6
- Part of body
- 19
- Event type
- 1
- Source
- 43
- Occupation code
- 496
- Human factor
- 1
- Environmental factor
- 6
- Task assigned
- 1
Codes shown verbatim from OSHA's accident-investigation database. A human-readable decoder is coming in a future release once the accident_lookup2 dictionary is loaded.