# SLIP OR FALL OF PERSON
> MSHA accident `220192610034` · 09/07/2019 · Martin Marietta Materials Inc
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall onto or against objects
- **Occupation:** Outside foreman, Leadman
- **Activity:** Machine maintenance
- **Injury source:** MISCELLANEOUS,NEC
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 8.23 years
## Operator
- **Controller:** Martin Marietta Materials Inc
- **Operator:** Martin Marietta Materials Inc
- **Mine:** [3100065](https://api.ai-analytics.org/mine/3100065)
## Narrative

While performing maintenance on stacker, employee struck conveyor belt and made contact with other employee.

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