# FALL OF ROOF OR BACK
> MSHA accident `220112700005` · 09/19/2011 · KNOTT COUNTY 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:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Mantrip
- **Injury source:** CAVING ROCK,COAL,ORE,WSTE
- **Nature of injury:** AMPUTATION OR ENUCLEATION
- **Body part:** LOWER LEG/TIBIA/FIBULA
- **Days lost:** 120
- **Mine experience:** 0.5 years
## Operator
- **Controller:** Arch Resources Inc
- **Operator:** KNOTT COUNTY COAL LLC
- **Mine:** [1519447](https://api.ai-analytics.org/mine/1519447)
## Narrative

He was traveling toward the face when a piece of rock fell from the mine roof striking his lower left leg. This resulted in a compound fracture. He was treated and transported to the hospital. Surgery was performed on the injured employee leg immediately, however due to the complications with the arteries, later his leg was amputated below the knee.

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