# HANDLING OF MATERIALS
> MSHA accident `220122860020` · 09/10/2012 · Chippewa Sand Company, LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Struck by... NEC
- **Occupation:** Ledgeman/hand, Quarry man
- **Activity:** Machine maintenance
- **Injury source:** AXE,HAMMER,SLEDGE
- **Nature of injury:** CONCUSSION-BRAIN,CEREBRAL
- **Body part:** BRAIN
- **Days lost:** 25
- **Mine experience:** 0.23 years
## Operator
- **Controller:** Eric  Strang
- **Operator:** Chippewa Sand Company, LLC
- **Mine:** [4703628](https://api.ai-analytics.org/mine/4703628)
## Narrative

Employee was working on installing a screen in one of our screener.  He Claims he was struck in head with the rubber mallet that bounced off the screen after the other employee hit the screen.  They were installing the bottom level of the 2 level screening deck. All PPE and lockout procedures where followed.

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