# Relationship history for MSHA mine 2602285

Current hierarchy: **Robert E  Hove; Jonathan D  Hove → Meadow Valley Rock & Sand Llc → MEADOW VALLEY ROCK & SAND, LCC**

- 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:** Meadow Valley Rock & Sand Llc → MEADOW VALLEY ROCK & SAND, LCC; 1996-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Robert E  Hove et al → MEADOW VALLEY ROCK & SAND, LCC; 1996-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Robert E  Hove et al → Meadow Valley Rock & Sand Llc; 1996-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jonathan D  Hove et al → Meadow Valley Rock & Sand Llc; 1996-01-01 to current/open; source msha-controller-operator-history