# Relationship history for MSHA mine 4801828

Current hierarchy: **Heather  Moses; Randolph  Moses → Moses Family Investments → First Water Gravel Pit A**

- 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:** Moses Family Investments → First Water Gravel Pit A; 2019-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Heather  Moses et al → First Water Gravel Pit A; 2019-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Heather  Moses et al → Moses Family Investments; 2019-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Randolph  Moses et al → Moses Family Investments; 2019-06-01 to current/open; source msha-controller-operator-history