# FALL OF FACE/RIB/PILLAR/SIDE/HIGHWALL
> MSHA accident `220121280011` · 04/18/2012 · Martin Marietta Materials Inc
## Details
- **Degree of injury:** ACCIDENT ONLY
- **Classification:** FALL OF FACE/RIB/PILLAR/SIDE/HIGHWALL
- **Accident type:** Accident type, without injuries
- **Occupation:** —
- **Activity:** —
- **Injury source:** —
- **Nature of injury:** —
- **Body part:** —
- **Days lost:** 0
- **Mine experience:** — years
## Operator
- **Controller:** Martin Marietta Materials Inc
- **Operator:** Martin Marietta Materials Inc
- **Mine:** [2500998](https://api.ai-analytics.org/mine/2500998)
## Narrative

At approx. 1:00a.m. an area of shotcrete fell from a rib at CC75 between room 24 and 25. The area is approx. 25'x50'. No EE's were present when fall occurred. The affected area was barricaded to prevent entry and an outside contractor was called to determine corrective measures.

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