# MACHINERY
> MSHA accident `220231710007` · 06/14/2023 · Knife River Corporation-North Central
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck against a moving object
- **Occupation:** Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
- **Activity:** Grader
- **Injury source:** SURFACE MINING MACHINES
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 1
- **Mine experience:** 0.08 years
## Operator
- **Controller:** Knife River Corporation
- **Operator:** Knife River Corporation-North Central
- **Mine:** [3200777](https://api.ai-analytics.org/mine/3200777)
## Narrative

Employee was running a scraper and was being pushed by another scraper.  EE alleges that the other scraper hit EE hard from behind and EE complained that EE's back was sore and ask to go home for the day.  EE supposed to return to work the next day but asked for the day off. On 6/16/23 EE went to the Occ Health Clinic without notifying anyone.

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