# HANDLING OF MATERIALS
> MSHA accident `220252660009` · 07/09/2025 · Martin Marietta North Texas Cement, LLC
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion NEC
- **Occupation:** Warehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator
- **Activity:** Inspect equipment or mine
- **Injury source:** FLOOR,WALKING SURF-NOT UG
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 0.71 years
## Operator
- **Controller:** Martin Marietta Materials Inc
- **Operator:** Martin Marietta North Texas Cement, LLC
- **Mine:** [4100071](https://api.morvs.ai/mine/4100071)
## Narrative

Employee sprained EE's left knee, stepping up and over an air slide. EE's knee was treated as a first aid until 9/9/2025 when a visit to an orthopedic doctor resulted in physical therapy being prescribed to help strengthen the knee.

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