# MACHINERY
> MSHA accident `220071020020` · 04/07/2007 · Resolution Copper Mining LLC
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** MACHINERY
- **Accident type:** Struck by... NEC
- **Occupation:** Laborer, Bull gang,  Parts runner, Roustabout, Roof trimmer/scaler
- **Activity:** Drill face, Rib, Side, Down
- **Injury source:** BOILR,PRES VSL,AIR HOS,OX
- **Nature of injury:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** HEAD,NEC
- **Days lost:** 0
- **Mine experience:** 0.62 years
## Operator
- **Controller:** RTZ Corp  PLC; BHP Billiton PLC
- **Operator:** Resolution Copper Mining LLC
- **Mine:** [0200152](https://api.ai-analytics.org/mine/0200152)
## Narrative

Worker was drilling with jackleg drill to install rock bolts. While pulling drill back out of a hole, the pressurized air line disconnected from the drill and struck the worker on the forehead.

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