# Relationship history for MSHA mine 1701051

Current hierarchy: **Michael L Hawes → Hawes Trucking and Construction Inc → Ingles pit**

- 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:** Hawes Trucking and Construction Inc → Ingles pit; 2021-11-09 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Michael L Hawes → Ingles pit; 2021-11-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Michael L Hawes → Hawes Trucking and Construction Inc; 2021-11-09 to current/open; source msha-controller-operator-history