# HANDLING OF MATERIALS
> MSHA accident `220141320020` · 04/30/2014 · Halliburton Energy Services, Inc.
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Struck by falling object
- **Occupation:** Driller, Highwall operator, Highwall drill operator
- **Activity:** Handling supplies or material
- **Injury source:** WRENCH
- **Nature of injury:** CONCUSSION-BRAIN,CEREBRAL
- **Body part:** BRAIN
- **Days lost:** 0
- **Mine experience:** 0.15 years
## Operator
- **Controller:** Halliburton Company
- **Operator:** Halliburton Energy Services, Inc.
- **Mine:** [2602239](https://api.ai-analytics.org/mine/2602239)
## Narrative

Driller failed to remove deck bushing from upper sub per procedure and while trying to thread the 2nd section of steel the top of the carousel hit the safety wrench, breaking the chain which allowed the wrench to fall, glancing off the helper's hardhat the as he was visually checking to ensure that the steel was threading properly positioned outside of the cab on the drill deck.

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