OSHA Accident Investigation · Summary #14513683
BURN,MAINTENANCE,STEAM LINE,CHECK VALVE,PPE,LOCKOUT,STEAM
Event description
BURN - RELEASE OF STEAM DURING MAINTENANCE
Investigation abstract
TWO MAINTENANCE MEN AT AN ELECTRIC POWER GENERATION PLANT REMOVED A CHECK VALVE COVER FROM A STEAM SYSTEM. THE SECTION OF THE STEAM LINE WAS ISOLATED AND TAGGED , BUT IT COULD NOT BE VENTED OR DRAINED FIRST. THE SECTION WAS ONLY PARTIALLY DE PRESSURIZED WHEN THE COVER WAS LOOSENED. WHEN THE EMPLOYEES REMOVED ALL FASTENER S HOLDING THE COVER IN PLACE, IT BLEW OFF, AND THE STEAM LINE SPRAYED THE TWO EM PLOYEES WITH STEAM AND HOT WATER. THE EMPLOYEES WERE WEARING SAFETY GLASSES AND WORK GLOVES, BUT WERE NOT USING ANY OTHER SHIELDING OR PROTECTIVE CLOTHING. THE EMPLOYEES RECEIVED SECOND DEGREE BURNS OVER 20 PERCENT OF THEIR BODIES.
Victims (2)
-
#1 Hospitalized Age 30 M
- Nature of injury
- 5
- Part of body
- 19
- Event type
- 1
- Source
- 6
- Occupation code
- 539
- Human factor
- 20
- Environmental factor
- 15
- Task assigned
- 1
-
#2 Hospitalized Age 43 M
- Nature of injury
- 5
- Part of body
- 19
- Event type
- 1
- Source
- 6
- Occupation code
- 539
- Human factor
- 20
- Environmental factor
- 15
- 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.