OSHA Accident Investigation · Summary #14519391
DERRICK,CEMENTING,HIGH PRESSURE,FALL,FALL PROTECTION,OIL WELL SERVICING,TIE-OFF,OIL RIG
Event description
FELL 40 FEET FROM ELEVATOR TO RIG FLOOR
Investigation abstract
EMPLOYEE #1 WAS A MEMBER OF A B. J. TITAN SERVICES COMPANY CEMENTING CREW WORKIN THE DERRICK PREPARING TO INSERT A CEMENT PLUG IN THE CASING. THE SUPERVISOR WAS IN THE STABBING BASKET WHILE EMPLOYEE #1 WAS STANDING ON THE ELEVATORS. HE WAS T RYING BACK A "D" PIN OUT OF THE HEAD SO THAT THE PLUG WOULD FALL INTO THE CASING . THERE WAS ABOUT 2,700 PSI AIR PRESSURE IN THE HEAD (NEEDED TO HELP FORCE THE P LUG INTO THE CASING). THERE WAS A SUDDEN BLOW OUT OF THE "D" PIN. EMPLOYEE #1 WA S KNOCKED FROM THE ELEVATOR TO THE RIG FLOOR, 40 FEET BELOW. HE WAS KILLED. THE EMPLOYEE HAD NOT EFFECTIVELY TIED OFF AT HIS LOCATION. G AT THE EXXON COMPANY LABOKEY #1 WELL, LOCATED NEAR HIGHWAY 90, NEAR EDGERLY, L OUISIANA. THE CREW HAD ARRIVED AT SITE ON JANUARY 2, 1986, AT 6 AM TO BEGIN CEME NTING. SOME PROBLEMS WERE ENCOUNTERED GETTING THE WELL TO CIRCULATE. MOST OF TIM E PRIOR TO THE ACCIDENT HAD BEEN SPENT PRESSURIZING THE WELL TO GET WELL CIRCULA TION. CEMENTING BEGAN AT APPROXIMATELY 8:45 PM ON JANUARY 3RD. THE CEMENTING WAS MOSTLY DONE WHEN A PROBLEM DEVELOPED WITH THE NIPPLE ON THE MANIFOLD OF THE CEM ENT HEAD. THE MANIFOLD WAS CHANGED AND VALVES WERE INSTALLED ON THE HEAD. CEMENT ING BEGAN AGAIN AT APPROXIMATELY 11 PM. EMPLOYEE #1 AND A SUPERVISOR WERE UP IN
Victim
-
#1 Fatality Age 25 M
- Nature of injury
- 12
- Part of body
- 13
- Event type
- 5
- Source
- 5
- Occupation code
- 999
- Human factor
- 6
- 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.