# MACHINERY
> MSHA accident `220163640008` · 12/28/2016 · Knight Hawk Coal, LLC
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** MACHINERY
- **Accident type:** Struck by falling object
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, Inserting bolt
- **Injury source:** CAVING ROCK,COAL,ORE,WSTE
- **Nature of injury:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** HEAD,NEC
- **Days lost:** 0
- **Mine experience:** 8.15 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

While installing a roof bolt, a sharp rock fell striking the roof bolter operator in the forehead above the right eye causing a laceration.  The roof bolter operator received 7 stitches to the forehead. 

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