# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220112440029` · 08/29/2011 · Phoenix Cement
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** STEPPING OR KNEELING ON OBJECT
- **Accident type:** Struck against stationary object
- **Occupation:** Welder (shop)
- **Activity:** Walking, Running
- **Injury source:** KILN PROD,INC BLDUP,REMOV
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 50
- **Mine experience:** 5.31 years
## Operator
- **Controller:** Salt River Pima-Maricopa Indian Community
- **Operator:** Phoenix Cement
- **Mine:** [0200001](https://api.ai-analytics.org/mine/0200001)
## Narrative

EE was carrying tools out of the clinker cooler, stepped on a large clinker ball and felt a ""pop"" in his left knee. EE declined medical treatment on the day of occurrence (29th) however he requested medical evaluation the following day (30th) and was diagnosed with a ""strain"" to his left knee and was returned to work immediately but with restrictions.

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