← MSHA mines + accidents
Heronimus Sand & Gravel Pit
Metal/Non-metal · Surface · 1300623 · Abandoned
Operator
- Controller (parent)
- Heronimus David L
- Operator
- Heronimus Sand & Gravel Inc
- Commodity
- SandAndGravel
Location
- State
- IA · Grundy Co.
- Congressional district
- 02
Source
- Authoritative
- MSHA Mine Data Retrieval System
- Machine
- JSON-LD · Markdown