# MACHINERY
> MSHA accident `220191690013` · 06/11/2019 · Westmoreland San Juan Mining LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck by falling object
- **Occupation:** Miner, NEC
- **Activity:** Hand tools (powered)
- **Injury source:** METAL,NEC(PIPE,WIRE,NAIL)
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** SHOULDERS (COLLARBONE/CLAVICLE/SCAPULA)
- **Days lost:** 0
- **Mine experience:** 0.06 years
## Operator
- **Controller:** Westmoreland Mining Holdings LLC
- **Operator:** Westmoreland San Juan Mining LLC
- **Mine:** [2902170](https://api.ai-analytics.org/mine/2902170)
## Narrative

While tensioning truss cables, used in the Minova In-Roof truss system, using the truss gun one of the truss shoes broke free from the roof causing the truss gun, cable and dog bone keepers to fall and strike the employee on the right shoulder. Employee received chiropractic care.

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