# SLIP OR FALL OF PERSON
> MSHA accident `220260550004` · 02/12/2026 · Heidelberg Materials US Cement LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall down stairs
- **Occupation:** Plumber, Pipefitter, Millwright
- **Activity:** Walking, Running
- **Injury source:** STEPS
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** KNEE/PATELLA
- **Days lost:** 5
- **Mine experience:** 2.52 years
## Operator
- **Controller:** Heidelberg Materials AG
- **Operator:** Heidelberg Materials US Cement LLC
- **Mine:** [1300095](https://api.ai-analytics.org/mine/1300095)
## Narrative

A maintenance millwright was walking down the stairs in the raw mill from the 1 1/2 floor and fell down the stairs hurting EE's knee.

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