# SLIP OR FALL OF PERSON
> MSHA accident `220151330008` · 04/03/2015 · Asarco LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall to the walkway or working surface
- **Occupation:** Laborer, Blacksmith, Bull gang, Parts runner, Roustabout, Pick-up man, Pitman
- **Activity:** Hand tools (not powered)
- **Injury source:** GROUND
- **Nature of injury:** UNCLASSIFIED,NOT DETERMED
- **Body part:** MULTIPLE PARTS (MORE THAN ONE MAJOR)
- **Days lost:** 0
- **Mine experience:** 0.02 years
## Operator
- **Controller:** Grupo Mexico S A B de C V
- **Operator:** Asarco LLC
- **Mine:** [0200150](https://api.ai-analytics.org/mine/0200150)
## Narrative

Employee was manually tightening bolts on a casing clamp using a 3/4"" drive socket and 18"" breaker bar, when the clamp  was jerked the casing to rotate and the socket slip off of the bolt. Employee lost his footing and fell backwards striking the bumper of the pipe truck with his right buttocks, he then stopped his fall with his extended arms and hands to the ground.

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