# FALL OF ROOF OR BACK
> MSHA accident `220192770002` · 10/01/2019 · Knight Hawk Coal, LLC
## Details
- **Degree of injury:** PERM TOT OR PERM PRTL DISABLTY
- **Classification:** FALL OF ROOF OR BACK
- **Accident type:** Struck by falling object
- **Occupation:** Bull gang foreman, Labor foreman, Leadman, Section foreman, Shift boss
- **Activity:** Handling supplies or material
- **Injury source:** CAVING ROCK,COAL,ORE,WSTE
- **Nature of injury:** AMPUTATION OR ENUCLEATION
- **Body part:** ARM,NEC
- **Days lost:** 780
- **Mine experience:** 12 years
## Operator
- **Controller:** Arch Coal Inc.; Franklin D.  Robertson; James O.  Bunn
- **Operator:** Knight Hawk Coal, LLC
- **Mine:** [1103147](https://api.ai-analytics.org/mine/1103147)
## Narrative

I.E. was working on moving up sights for the next cut.  As EE moved the line curtain away for EE's laser to advance up toward the face, a rock fell out between the bolts and drove EE to the ground.  Rock measured 85""Lx53""wx12-14""th.  Evident injuries to right arm and right leg.

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