# MACHINERY
> MSHA accident `220150890013` · 03/20/2015 · BHP Billiton Mine Management Company
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** MACHINERY
- **Accident type:** Caught in, under or between a moving and a stationary object
- **Occupation:** Laborer, Blacksmith, Bull gang, Parts runner, Roustabout, Pick-up man, Pitman
- **Activity:** Lay or repair railroad track
- **Injury source:** JACKS-MECH,HYDRL,AIR,ETC
- **Nature of injury:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** FINGER(S)/THUMB
- **Days lost:** 0
- **Mine experience:** 1.98 years
## Operator
- **Controller:** Navajo Nation
- **Operator:** BHP Billiton Mine Management Company
- **Mine:** [2900097](https://api.ai-analytics.org/mine/2900097)
## Narrative

Employee was raising and tamping #1 track. Employee was resetting track jack and a rock got lodged in the release.  His left hand was on the top of the jack body. When the rock was removed, the jack released, dropped, pinching his left hand and cutting his finger.

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