# EXPLODING VESSELS UNDER PRESSURE
> MSHA accident `220170670020` · 02/28/2017 · Freeport-McMoRan Sierrita Ops.
## 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:** BOILR,PRES VSL,AIR HOS,OX
- **Nature of injury:** MULTIPLE INJURIES
- **Body part:** MOUTH/LIP/TEETH/TONGUE/THROAT/TASTE
- **Days lost:** 0
- **Mine experience:** 10.62 years
## Operator
- **Controller:** Freeport-McMoRan Inc
- **Operator:** Freeport-McMoRan Sierrita Ops.
- **Mine:** [0200144](https://api.ai-analytics.org/mine/0200144)
## Narrative

Haul truck had been towed to truck shop for repairs. Bed was raised using the hydraulic line from tow truck. While disconnecting the quick coupler to the hoist cylinder, the pressure in the hose caused the line to snap back striking EE in face. EE sustained lacerations and broken tooth.

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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*