# MACHINERY
> MSHA accident `220012820114` · 09/26/2001 · Rockhouse Energy Mining Company
## Details
- **Degree of injury:** PERM TOT OR PERM PRTL DISABLTY
- **Classification:** MACHINERY
- **Accident type:** Struck by... NEC
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, Inserting bolt
- **Injury source:** UNDERGRD MINING MACHINES
- **Nature of injury:** AMPUTATION OR ENUCLEATION
- **Body part:** FINGER(S)/THUMB
- **Days lost:** —
- **Mine experience:** 1.05 years
## Operator
- **Controller:** Massey Energy Company
- **Operator:** Rockhouse Energy Mining Company
- **Mine:** [1517651](https://api.ai-analytics.org/mine/1517651)
## Narrative

EMPLOYEE WAS INSTALLING TRUSS BOLTS USING A HYDRAULIC GUN. AFTER THE GUN PRESSES THE TRUSS TIGHT IT RELEASES TO TIGHTEN THE BOLT. HE PLACED HIS LEFT HAND ON THE GUN AND WHEN IT RETRACTED IT AM PUTATED THE FIRST JOINT OF HIS LITTLE FINGER.

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