# SLIP OR FALL OF PERSON
> MSHA accident `220041120005` · 04/07/2004 · Hanson Aggregates Pma Inc
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Blaster, Shooter, Shotfirer, Explosive worker, Powder gang/monkey
- **Activity:** Getting on or off equipment
- **Injury source:** MINE FLOOR,BOTTOM,FOOTWAL
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 29
- **Mine experience:** 0.92 years
## Operator
- **Controller:** Hanson PLC
- **Operator:** Hanson Aggregates Pma Inc
- **Mine:** [3608284](https://api.ai-analytics.org/mine/3608284)
## Narrative

Unseen rock at base of ladder

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