# HANDLING OF MATERIALS
> MSHA accident `220181940004` · 07/11/2018 · Hanson Aggregates Pacific Southwest Inc
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Machine maintenance
- **Injury source:** BELT CONVEYORS
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** FINGER(S)/THUMB
- **Days lost:** 0
- **Mine experience:** 0.83 years
## Operator
- **Controller:** Heidelberg Materials AG
- **Operator:** Hanson Aggregates Pacific Southwest Inc
- **Mine:** [0402685](https://api.ai-analytics.org/mine/0402685)
## Narrative

Employee suffered sprain/stain injury when the return roller popped out of place as EE was inserting it into the bracket.

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