OSHA Accident Investigation · Summary #14257406
DUCT,COLLAPSE,WORK RULES,OVERLOADED,CONSTRUCTION,FALL,FALL PROTECTION,WORK PLATFORM
Event description
Employee killed in fall after air duct collapses
Investigation abstract
At about 2:30 p.m. on February 24, 1984, Employee #1 was installing an angle iro so fell, reportedly landing on his head and side. He was taken to Moses Cone Hos pital in Greensboro, NC; the hospital reported his death to job site officials a t about 5:00 p.m. the same day. Employee #1 was not wearing personal fall protec tion equipment. n frame for a rooftop exhaust support. The built-up roof was already in place, a nd he was working from inside the building, using a sheet metal air duct as a wo rk platform. Employee #1 was standing on a 50-in.-long section of duct (the end piece of a horizontal run), which cantilevered approximately 47.5 in. from a sup port hanger. The only support for the cantilever duct section was a "pocket lock " joint that connected the duct sections to the hanger, which was located about 2.5 in. in front of the joint. The added weight from Employee #1 caused the pock et lock joint to separate, and the duct fell to a concrete floor. Employee #1 al
Victim
-
#1 Fatality Age 34 M
- Nature of injury
- 6
- Part of body
- 13
- Event type
- 5
- Source
- 42
- Occupation code
- 597
- Human factor
- 18
- Environmental factor
- 13
- 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.