# FALL OF ROOF OR BACK
> MSHA accident `220071780002` · 06/18/2007 · Wolf Run Mining LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** FALL OF ROOF OR BACK
- **Accident type:** Fall to the walkway or working surface
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, NEC
- **Injury source:** MINE FLOOR,BOTTOM,FOOTWAL
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 1 years
## Operator
- **Controller:** International Coal Group Inc (ICG)
- **Operator:** Wolf Run Mining LLC
- **Mine:** [4609115](https://api.ai-analytics.org/mine/4609115)
## Narrative

Employee and co-worker were beginning to bolt first cut out of crosscut.  Employee was on helper side of roof bolter.  ATRS was set lightly against the roof.  Injured asked operator to back bolter up 2-3 inches.  When he did a rock fell from the roof and struck the employee on the upper back and knocked him down causing him to strike his left knee against the mine floor.

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