# Relationship history for MSHA mine 3003535

Current hierarchy: **David P  Rasmussen; Rebecca N  Rasmussen → Rasmussen Gravel Products LLC → Lebanon Hill 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

- **controller_controls_mine:** David P  Rasmussen et al → Lebanon Hill Pit; 1992-06-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Rasmussen Gravel Products LLC → Lebanon Hill Pit; 2006-04-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** David P  Rasmussen et al → Rasmussen Gravel Products LLC; 2006-04-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Rebecca N  Rasmussen et al → Rasmussen Gravel Products LLC; 2006-04-13 to current/open; source msha-controller-operator-history