# HANDLING OF MATERIALS
> MSHA accident `220071020038` · 03/21/2007 · Heidelberg Materials US Cement LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Caught in, under or between a moving and a stationary object
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Machine maintenance
- **Injury source:** METAL,NEC(PIPE,WIRE,NAIL)
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** FINGER(S)/THUMB
- **Days lost:** 0
- **Mine experience:** 7.08 years
## Operator
- **Controller:** Heidelberg Materials AG
- **Operator:** Heidelberg Materials US Cement LLC
- **Mine:** [3600185](https://api.ai-analytics.org/mine/3600185)
## Narrative

While removing a tire coupling from dust pump #1 in an attempt to keep coupling from falling, another EE and injured EE both had a hold of the coupling. While EE was slipping coupling off of shaft, other EE let go, injured EE did not. Coupling fell on his hand and smashed his thumb between coupling and a hammer head.

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