# ENTRAPMENT
> MSHA accident `220183270013` · 11/09/2018 · Heidelberg Materials US Cement LLC
## 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:** Heidelberg Materials AG
- **Operator:** Heidelberg Materials US Cement LLC
- **Mine:** [3600190](https://api.ai-analytics.org/mine/3600190)
## Narrative

Employees were using elevator to take tools to top of the 309 silo. Governor switch tripped in control panel and had to be reset by Otis elevator. The car was not able to move while switch was tripped.

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