# MACHINERY
> MSHA accident `220091980018` · 07/10/2009 · Heidelberg Materials US Cement LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** MACHINERY
- **Accident type:** Over-exertion NEC
- **Occupation:** Warehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator
- **Activity:** Hand tools (powered)
- **Injury source:** HAND TOOLS,POWERED,NEC
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 2
- **Mine experience:** 4.65 years
## Operator
- **Controller:** Heidelberg Materials AG
- **Operator:** Heidelberg Materials US Cement LLC
- **Mine:** [1300095](https://api.morvs.ai/mine/1300095)
## Narrative

While water blasting on the kiln exit area, injured worker stated that he knelt down to shoot the lower northwest port. Injured worker said when he was shooting the port that he must have twisted wrong while using the gun and felt a pop in the middle of his lower back.  Injured worker also said that his back felt fine to finish, but his back felt sore after he took a break.

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