# MACHINERY
> MSHA accident `220201770060` · 06/24/2020 · Ace Aggregates, LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** MACHINERY
- **Accident type:** Struck by... NEC
- **Occupation:** Rotary bucket excavator operator
- **Activity:** Power shovel, Dragline
- **Injury source:** BROKEN ROCK,COAL,ORE,WSTE
- **Nature of injury:** CONTUSN,BRUISE,INTAC SKIN
- **Body part:** SHOULDERS (COLLARBONE/CLAVICLE/SCAPULA)
- **Days lost:** 0
- **Mine experience:** 1.02 years
## Operator
- **Controller:** BBCD Holdings LLC; Daniel  Corrigan
- **Operator:** Ace Aggregates, LLC
- **Mine:** [4105287](https://api.ai-analytics.org/mine/4105287)
## Narrative

Employee was operating 336 excavator near surge pile. Weather was clear & dry. Employee loaded rock truck with 2 buckets of material. As EE turned to get third bucket, rocks & boulders slid down and hit excavator. A boulder crashed through side window, hitting employee's shoulder and showering EE with broken glass. Employee bruised shoulder and had minor lacerations from glass.

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