# SLIP OR FALL OF PERSON
> MSHA accident `220153160016` · 11/10/2015 · Heidelberg Materials Northeast LLC
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall onto or against objects
- **Occupation:** Outside foreman, Leadman
- **Activity:** Crusher, Breaker
- **Injury source:** MACHINE-MILL,CLEANING PLT
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 10 years
## Operator
- **Controller:** Heidelberg Materials AG
- **Operator:** Heidelberg Materials Northeast LLC
- **Mine:** [3605953](https://api.ai-analytics.org/mine/3605953)
## Narrative

Employee was turning flat rock stuck in cone crusher and lost his balance when the rock moved and banged his knee on the crusher feed inlet. He later felt pain in his knee and it started to swell. He went to the ER and was X-rayed and diagnosed with a sprain. He was given an immobilizer and crutches to use as instructed and to follow up in 3 to 7 days with a physician.

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