# Relationship history for MSHA mine 4104726

Current hierarchy: **Weir Family Trust → Orange Crush Recyclers Ltd → Georgetown**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **operator_operates_mine:** Orange Crush Recyclers Ltd → Georgetown; 2008-04-21 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Weir Family Trust → Georgetown; 2008-04-21 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Weir Family Trust → Orange Crush Recyclers Ltd; 2008-04-21 to current/open; source msha-controller-operator-history