# Relationship history for MSHA mine 2003283

Current hierarchy: **Karl A Domres → Northern Crushing & Recycling LLC → Finlay Plant**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-18T09:31:49.615908+00:00

## Valid-time edges

- **operator_operates_mine:** Northern Crushing & Recycling LLC → Finlay Plant; 2003-09-23 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Karl A Domres → Finlay Plant; 2003-09-23 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Karl A Domres → Northern Crushing & Recycling LLC; 2003-09-23 to current/open; source msha-controller-operator-history