# HANDLING OF MATERIALS
> MSHA accident `220130390031` · 01/19/2013 · Salt River Sand & Rock
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Caught in, under or between NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Machine maintenance
- **Injury source:** CONVEYORS,NEC
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** ARM,NEC
- **Days lost:** 0
- **Mine experience:** 1.46 years
## Operator
- **Controller:** Salt River Pima-Maricopa Indian Community
- **Operator:** Salt River Sand & Rock
- **Mine:** [0202613](https://api.ai-analytics.org/mine/0202613)
## Narrative

While working on Stacker # 21-117 and trying to telescope in the tail section you must remove the (2) locks on the idler pulley sections to fold them over. Employee removed the first lock when one of the idlers sections unexpectedly folded over and contacted his left arm resulting in a bruised arm.

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