# MACHINERY
> MSHA accident `220252730024` · 09/29/2025 · Aracoma Coal Company
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** MACHINERY
- **Accident type:** Struck by falling object
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, Inserting bolt
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** FOREARM/ULNAR/RADIUS
- **Days lost:** 0
- **Mine experience:** 5 years
## Operator
- **Controller:** Alpha Metallurgical Resources Inc
- **Operator:** Aracoma Coal Company
- **Mine:** [4609574](https://api.ai-analytics.org/mine/4609574)
## Narrative

Installing a roof bolt in the corner of 3 left when the top rib rock came out striking them on left arm as they were inserting roof bolt into hole causing laceration requiring 6 sutures, rock measured 48 long x 32 wide x 3 inches thick , employee was taken to hospital and released back to work.

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