# SLIP OR FALL OF PERSON
> MSHA accident `220041660084` · 04/04/2004 · Hanson Material Service
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall onto or against objects
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Getting on or off equipment
- **Injury source:** SURFACE MINING MACHINES
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 24.85 years
## Operator
- **Controller:** General Dynamics Corp
- **Operator:** Hanson Material Service
- **Mine:** [1100024](https://api.ai-analytics.org/mine/1100024)
## Narrative

On April 9, 2004, the injured was dismounting the hydraulic shovel when he bumped his knee. He was cleared to return to work that day. After further medical attention, this injury is now recordable.

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