# FALLING/SLIDING/ROLLING MATERIALS
> MSHA accident `220251120005` · 04/18/2025 · CalPortland Company
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** FALLING/SLIDING/ROLLING MATERIALS
- **Accident type:** Struck by falling object
- **Occupation:** Miner, Prospector, NEC
- **Activity:** Walking, Running
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** FACE,NEC
- **Days lost:** 0
- **Mine experience:** 12.31 years
## Operator
- **Controller:** Taiheiyo Cement Corp
- **Operator:** CalPortland Company
- **Mine:** [3500525](https://api.ai-analytics.org/mine/3500525)
## Narrative

a miner was struck by a large rock on their hard hat and face

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