← MSHA mines + accidents
SEMPEK SAND & GRAVEL
Metal/Non-metal · Surface · 2500868 · Intermittent
Operator
- Controller (parent)
- Joseph F Sempek Jr
- Operator
- Sempek Sand & Gravel
- Commodity
- SandAndGravel
Location
- State
- NE · Platte Co.
- Coordinates
- 41.409444, -97.697778
Source
- Authoritative
- MSHA Mine Data Retrieval System
- Machine
- JSON-LD · Markdown