# HANDLING OF MATERIALS
> MSHA accident `220082410029` · 08/17/2008 · Thunder Basin Coal Company LLC
## Details
- **Degree of injury:** ALL OTHER CASES (INCL 1ST AID)
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Struck by... NEC
- **Occupation:** Quality control technician, Laboratory technician, Laboratory assistant
- **Activity:** Machine maintenance
- **Injury source:** HOISTING APPARATUS,NEC
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** SHOULDERS (COLLARBONE/CLAVICLE/SCAPULA)
- **Days lost:** 0
- **Mine experience:** 2.69 years
## Operator
- **Controller:** Arch Resources Inc
- **Operator:** Thunder Basin Coal Company LLC
- **Mine:** [4800977](https://api.ai-analytics.org/mine/4800977)
## Narrative

At the time of the incident the technician was installing a hoist cylinder on a CAT 793 haul truck. As the cylinder was being hoisted into place the crane failed, causing the cylinder to fall and strike the technician on his right shoulder.

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