# SLIP OR FALL OF PERSON
> MSHA accident `220121450015` · 05/17/2012 · Martin Marietta Materials, Inc.
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall from ladders
- **Occupation:** Pumper
- **Activity:** Enter/work in bins, Silos
- **Injury source:** BLDG,STRUCT,BOAT,RAFT,NEC
- **Nature of injury:** CONCUSSION-BRAIN,CEREBRAL
- **Body part:** BRAIN
- **Days lost:** 25
- **Mine experience:** 8.54 years
## Operator
- **Controller:** Martin Marietta Materials Inc
- **Operator:** Martin Marietta Materials, Inc.
- **Mine:** [3304279](https://api.ai-analytics.org/mine/3304279)
## Narrative

Miner alleged he was climbing ladder on floating conveyor.  Ladder measured about 5.5feet high.  He allegedly lost footing and fell.  Upon investigation miner does not remember any more information and this incident was not witnessed.  Diagnosis was a concussion and lumbar contusion.

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