# HANDLING OF MATERIALS
> MSHA accident `220013020163` · 10/10/2001 · Buzzi Unicem USA 
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Struck by... NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Inspect equipment or mine
- **Injury source:** METAL COVERS & GUARDS
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** KNEE/PATELLA
- **Days lost:** 38
- **Mine experience:** 25.25 years
## Operator
- **Controller:** Buzzi S p A
- **Operator:** Buzzi Unicem USA 
- **Mine:** [3600006](https://api.ai-analytics.org/mine/3600006)
## Narrative

AFTER REPLACING DUST COLLECTOR BAG, AS HE AND ANOTHER EE WERE EXITING COMPARTMENT CONTROL ROOM OPERATOR MISTAKENLY ACTIVATED SUCTION DAMPER WHICH CAUSED DOORS TO SLAM SHUT. SUPERVISOR WAS AT LOCATION AND PULLED DOOR OPEN SO HE COULD EXIT. INSIDE DOOR CLOSED AND BANGED HIS LEFT KNEE. FAILED TO PLACE PIN THROUGH DAMPER CYLINDER SO IT COULD NOT BE ACTIVATED.

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