# FALL OF ROOF OR BACK
> MSHA accident `220191790018` · 06/26/2019 · Consol Pennsylvania Coal Company LLC
## Details
- **Degree of injury:** ALL OTHER CASES (INCL 1ST AID)
- **Classification:** FALL OF ROOF OR BACK
- **Accident type:** Struck by falling object
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Machine maintenance
- **Injury source:** CAVING ROCK,COAL,ORE,WSTE
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 5.79 years
## Operator
- **Controller:** CONSOL Energy Inc
- **Operator:** Consol Pennsylvania Coal Company LLC
- **Mine:** [3610045](https://api.ai-analytics.org/mine/3610045)
## Narrative

CB Mining employee was assisting with the assembly of an Armored Face Conveyor Chain on the head gate.  While in a prone position a rock approx. 24"" X 18"" X 3"" dislodged from the roof and fell approximately 4 feet striking the back of the right knee. Employee experienced sharp pain and knee was immobilized.

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