# MACHINERY
> MSHA accident `220211440003` · 05/07/2021 · Mickelsen Construction, Inc
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck by falling object
- **Occupation:** Crusher attendant/operator, Pan feeder operator/worker
- **Activity:** Idle
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** CONCUSSION-BRAIN,CEREBRAL
- **Body part:** BRAIN
- **Days lost:** 0
- **Mine experience:** 1 years
## Operator
- **Controller:** Delwyn L  Mickelsen
- **Operator:** Mickelsen Construction, Inc
- **Mine:** [1001827](https://api.ai-analytics.org/mine/1001827)
## Narrative

EE was standing between a primary rock screen and a crusher jaw when a rock hit EE in the head rendering EE unconscious. No witness saw the incident and it is unsure if the rock came off of the primary screen or out of the jaw.  When EE came to, EE began to throw up.  EE was taken to the hospital for a CT scan.  Conclusion of injury is a concussion.

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