# SLIP OR FALL OF PERSON
> MSHA accident `220152470030` · 09/01/2015 · M-I Swaco- A Schlumberger Company
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
- **Activity:** Walking, Running
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 13
- **Mine experience:** 6.96 years
## Operator
- **Controller:** Schlumberger Ltd
- **Operator:** M-I Swaco- A Schlumberger Company
- **Mine:** [2600828](https://api.ai-analytics.org/mine/2600828)
## Narrative

Employee was returning from a production check when he twisted his knee on 9/1/15. He finished his shift and worked his next shift on 9/2/15 but continued to experience pain in his knee. He sought a medical examination after his shift on 9/2/15.

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