# FALLING/SLIDING/ROLLING MATERIALS
> MSHA accident `220171910020` · 06/29/2017 · CalMat Co
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** FALLING/SLIDING/ROLLING MATERIALS
- **Accident type:** Caught in, under or between collapsing material or buildings
- **Occupation:** Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer
- **Activity:** Accident recovery
- **Injury source:** LANDSLIDE (SURF ONLY)
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** LOWER EXTREMITIES, MULTIPLE PARTS
- **Days lost:** 77
- **Mine experience:** 0.13 years
## Operator
- **Controller:** Vulcan Materials Company
- **Operator:** CalMat Co
- **Mine:** [2901475](https://api.ai-analytics.org/mine/2901475)
## Narrative

The employee was entrapped and sustained injuries while acting as a first responder to 2 fellow workers who had become entrapped at the primary surge pile.

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