# MACHINERY
> MSHA accident `220091760017` · 06/19/2009 · Hanson Aggregates Pacific Southwest Inc
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** MACHINERY
- **Accident type:** Struck against a moving object
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Power shovel, Dragline
- **Injury source:** SURFACE MINING MACHINES
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 2
- **Mine experience:** 3.5 years
## Operator
- **Controller:** Heidelberg Materials AG
- **Operator:** Hanson Aggregates Pacific Southwest Inc
- **Mine:** [0405564](https://api.ai-analytics.org/mine/0405564)
## Narrative

Employee was operating back hoe moving raw material in front of pit feeder for block wall placement when he felt tightness in his back from bouncing in the seat of the equipment while operating it.

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