OSHA Accident Investigation · Summary #704098
PORTABLE POWER TOOL,NAIL,SHOULDER,WORK RULES,INEXPERIENCE,UNTRAINED,ACCIDENTAL DISCHARGE,PUNCTURE
Event description
Employee's shoulder punctured by nail from nail gun
Investigation abstract
Employee #1 and a coworker were blocking the inside walls of a townhouse. Anothe per back at an approximately 45 degree angle, creating a puncture wound approxim ately 4 1/2 in. below the top of his shoulder and 4 in. from the left outside of his body. Employee #1 did not require hospitalization. The coworker using the n ail gun had been with the employer approximately one month and had been using a nail gun for two to three weeks. He had, however, used a nail gun at other jobs for other employers, and he had been given on-the-job training by a supervisor a nd a blocker. Both considered him to be competent in the safe operation of a nai l gun. His employer at the time of the accident did not have specific safety rul es or written procedures for the operation of nail guns, but employees were told not to keep the trigger depressed. Immediately after the accident, the nail gun r coworker was working from a wood bench, using a Duo-Fast nail gun, serial #D91 was removed from service. It was subsequently inspected by maintenance and foun d to be in proper working order. 6F, model #IN124, to toe the inside walls of the roof truss framing. Employee #1 was leaning through a window to lift two bulkheads into place with the help of his coworker, who was at the other end of the bulkhead. The second coworker, who was toeing the wall near the window through which Employee #1 was leaning, drop ped the nail gun to his side with his finger still depressing the trigger. The n ail gun struck Employee #1 in the back with enough force to depress the work con tacting element and discharge a nail. The nail penetrated the employee's left up
Victim
-
#1 Non-hospitalized injury Age 28 M
- Nature of injury
- 18
- Part of body
- 21
- Event type
- 1
- Source
- 21
- Occupation code
- 795
- Human factor
- 10
- Environmental factor
- 2
- 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.