# MACHINERY
> MSHA accident `220012390110` · 08/22/2001 · Chevron Mining Inc
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **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:** ROOF (ROCK) BOLTS
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** FOREARM/ULNAR/RADIUS
- **Days lost:** 56
- **Mine experience:** 1.61 years
## Operator
- **Controller:** Chevron Corporation
- **Operator:** Chevron Mining Inc
- **Mine:** [0100759](https://api.ai-analytics.org/mine/0100759)
## Narrative

EMPLOYEE WAS INSTALLING A 12' CABLE BOLT IN DRILL HOLE WHEN IT BECAME STUCK IN THE LAST 2' OF THE HOLE. AS HE LIFTED THE BOLT WITH THE DRILL HEAD IT SPRANG BACK AND STRUCK HIM ON THE LEFT FORE ARM APPROX 3"" ABOVE HIS WRIST. THIS RESULTED IN A FRACTURE OF THE ULNAR BONE AT THAT LOCATION.

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