# SLIP OR FALL OF PERSON
> MSHA accident `220171640033` · 06/06/2017 · Freeport-McMoRan Sierrita Ops.
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Absorption of radiations, caustics, toxic and noxious substances
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Escaping a hazard
- **Injury source:** ACIDS,ALKALI,WET CEMENT
- **Nature of injury:** BURN,CHEMICL-FUME,COMPOUN
- **Body part:** MULTIPLE PARTS (MORE THAN ONE MAJOR)
- **Days lost:** 42
- **Mine experience:** 11.62 years
## Operator
- **Controller:** Freeport-McMoRan Inc
- **Operator:** Freeport-McMoRan Sierrita Ops.
- **Mine:** [0200144](https://api.ai-analytics.org/mine/0200144)
## Narrative

Three mechanics were repairing a leak to a spool piece on a sulfuric acid line. LOTOTO was done; Sulfuric acid ponded next to the line; Ee's were removing the spool when a piece fell into the ponded acid. EE jumped to move out of the way and fell into ponded sulfuric acid; EE sustained burns.

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