# ENTRAPMENT
> MSHA accident `220173240021` · 11/09/2017 · CalPortland
## Details
- **Degree of injury:** ACCIDENT ONLY
- **Classification:** ENTRAPMENT
- **Accident type:** Accident type, without injuries
- **Occupation:** —
- **Activity:** —
- **Injury source:** —
- **Nature of injury:** —
- **Body part:** —
- **Days lost:** —
- **Mine experience:** — years
## Operator
- **Controller:** Taiheiyo Cement Corp
- **Operator:** CalPortland
- **Mine:** [0400011](https://api.morvs.ai/mine/0400011)
## Narrative

CAT 777D operator was moving waste to the waste dump at mack's peak. The operator dumped load and started to drive away with the bed in the up position. The operator traveled 340 feet before making contact with a 12kv overhead power line. The power line made contact with the raised bed causing the line to arc and pole to break. No injuries occurred during this incident.

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