EXPLODING VESSELS UNDER PRESSURE

Name: EXPLODING VESSELS UNDER PRESSURE at Martin Marietta Materials, Inc.
Start: 02/17/2017

220170530019 · 02/17/2017 · Martin Marietta Materials, Inc.

Details

Degree of injury: NO DYS AWY FRM WRK,NO RSTR ACT
Classification: EXPLODING VESSELS UNDER PRESSURE
Accident type: Struck by flying object
Occupation: Maintenance man, Mechanic, Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
Activity: Machine maintenance
Injury source: METAL,NEC(PIPE,WIRE,NAIL)
Nature of injury: FRACTURE,CHIP
Body part: NOSE/NASAL PASSAGES/SINUS/SMELL
Days lost: 0
Mine experience: 8 years

Operator

Controller (parent): Martin Marietta Materials Inc
Operator: Martin Marietta Materials, Inc.
Mine: 4102886

Narrative

Technician was removing parking brake assembly from excavator final drive. Tech used a hydraulic press to release parking brake. When tech went to remove snap ring retaining brake piston, piston blew out of housing, piston contacted tech nose and injury resulted in fracture and stitches.

Source

Authoritative: MSHA Open Government Data
Machine: JSON-LD · Markdown