# SLIP OR FALL OF PERSON
> MSHA accident `220251670005` · 06/12/2025 · Mammoth Coal
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall from scaffolds, walkways, platforms
- **Occupation:** Steel worker, Iron metal worker, Iron worker
- **Activity:** Walking, Running
- **Injury source:** FLOOR,WALKING SURF-NOT UG
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** MULTIPLE PARTS (MORE THAN ONE MAJOR)
- **Days lost:** 4
- **Mine experience:** 0.85 years
## Operator
- **Controller:** Alpha Metallurgical Resources Inc
- **Operator:** Mammoth Coal
- **Mine:** [4603317](https://api.morvs.ai/mine/4603317)
## Narrative

Worker was walking on 2nd floor of transfer. EE stepped on unsecured decking. The decking slipped and EE fell to the floor below. EE hurt EE's knee in the initial fall and then EE's chest when EE fell over after landing. EE was wearing fall protection but was not tied off.

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