# FALL OF ROOF OR BACK
> MSHA accident `220202870043` · 10/06/2020 · Hanson Aggregates BMC Inc
## Details
- **Degree of injury:** ACCIDENT ONLY
- **Classification:** FALL OF ROOF OR BACK
- **Accident type:** Accident type, without injuries
- **Occupation:** —
- **Activity:** —
- **Injury source:** —
- **Nature of injury:** —
- **Body part:** —
- **Days lost:** —
- **Mine experience:** — years
## Operator
- **Controller:** Heidelberg Materials AG
- **Operator:** Hanson Aggregates BMC Inc
- **Mine:** [3608484](https://api.ai-analytics.org/mine/3608484)
## Narrative

No injuries to persons/no miners exposed. Incident occurred overnight, no one was underground.  Accident investigation is ongoing to determine cause, including if there was a pillar failure.  Area affected by the fall included NW corner of M29&S37 to the NE corner of M29&S49 to the SE corner of S49&M47 to the SW corner of M47&S37 and back N to M29&S37. No equipment involved.

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