# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220082280027` · 08/05/2008 · Pinnacle Mining Company LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** STEPPING OR KNEELING ON OBJECT
- **Accident type:** Struck against stationary object
- **Occupation:** Laborer, Bull gang, Faceman, Parts runner, Roustabout, Roof trimmer/scaler
- **Activity:** Walking, Running
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** OTHER INJURY,NEC
- **Body part:** KNEE/PATELLA
- **Days lost:** 28
- **Mine experience:** 2.54 years
## Operator
- **Controller:** Cleveland-Cliffs Inc
- **Operator:** Pinnacle Mining Company LLC
- **Mine:** [4601816](https://api.ai-analytics.org/mine/4601816)
## Narrative

Injured stepped on a lump of coal during ventilation tearout.  His right ankle gave way (weak ankle from a previous injury) causing pain to right knee.  Injured continued to work until 08/09/08.  He went to the hospital where he was diagnosed with blood on his right knee.

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