# FALLING/SLIDING/ROLLING MATERIALS
> MSHA accident `220121710044` · 06/14/2012 · Oldcastle SW Group, Inc.
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** FALLING/SLIDING/ROLLING MATERIALS
- **Accident type:** Struck by falling object
- **Occupation:** Laborer, Blacksmith, Bull gang, Parts runner, Roustabout, Pick-up man, Pitman
- **Activity:** Machine maintenance
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** MOUTH/LIP/TEETH/TONGUE/THROAT/TASTE
- **Days lost:** 0
- **Mine experience:** 0.31 years
## Operator
- **Controller:** CRH PLC
- **Operator:** Oldcastle SW Group, Inc.
- **Mine:** [0504835](https://api.ai-analytics.org/mine/0504835)
## Narrative

Employee was adjusting screen discharge belt on primary screen.  As he stepped back from frame he was observing belt for proper alignment.  He was struck in the mouth by a falling rock.  Employee states he did not see where rock came from.

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