# HOISTING
> MSHA accident `220113070025` · 10/20/2011 · Chevron Mining Inc
## Details
- **Degree of injury:** ACCIDENT ONLY
- **Classification:** HOISTING
- **Accident type:** Accident type, without injuries
- **Occupation:** —
- **Activity:** —
- **Injury source:** —
- **Nature of injury:** —
- **Body part:** —
- **Days lost:** 0
- **Mine experience:** — years
## Operator
- **Controller:** Chevron Corporation
- **Operator:** Chevron Mining Inc
- **Mine:** [2901267](https://api.ai-analytics.org/mine/2901267)
## Narrative

Service hoist cage was chaired at shaft collar, when hoist man attempted to move cage upward, DC breaker tripped and would not reset.  Initial evaluation indicated hoist would be down more than 30 min.  UG employees evacuated safely. SCR failure, components were 30+ years old. Common SCR's from an out of service unit were used to restore function.

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