# HOISTING
> MSHA accident `220071450052` · 05/17/2007 · Lyons Salt Company
## 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:** Peter E  Powell
- **Operator:** Lyons Salt Company
- **Mine:** [1400413](https://api.ai-analytics.org/mine/1400413)
## Narrative

A section fo shaft guide came out in north compartment, allowing the tipping box to tip and ride the remainder of shaft on the wrong side of guides. As the north skip approached the shaft collar, the box had more clearance to tip further, causing a wedging effect that put force on the tower guides and breaking out four lengths .

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