# HANDLING OF MATERIALS
> MSHA accident `220251950006` · 07/09/2025 · Kennecott Utah Copper LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion NEC
- **Occupation:** Laborer, Blacksmith, Bull gang, Parts runner, Roustabout, Pick-up man, Pitman
- **Activity:** Handling supplies or material
- **Injury source:** BOXES,CRATES,CARTONS
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 1.12 years
## Operator
- **Controller:** Rio Tinto Group
- **Operator:** Kennecott Utah Copper LLC
- **Mine:** [4200149](https://api.morvs.ai/mine/4200149)
## Narrative

Employee was moving core boxes from an elevated platform to bench and felt a pop in their right knee with minor discomfort. Continued to work for the remainder of the shift but knee progressively got worse through the night. On 7/10 at 07:33, IP arrived with supervisor at first aid exam room. EMT performed assessment and vital signs were normal. Referred to RMMC.

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