# Relationship history for MSHA mine 4105770

Current hierarchy: **Nathan R.  Lary; Scott L.  McCoy → Old Iron Dirt Worx → Priddy 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: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **operator_operates_mine:** Old Iron Dirt Worx → Priddy pit; 2024-09-19 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Scott L.  McCoy et al → Priddy pit; 2024-09-19 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Scott L.  McCoy et al → Old Iron Dirt Worx; 2024-09-19 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Nathan R.  Lary et al → Old Iron Dirt Worx; 2024-09-19 to current/open; source msha-controller-operator-history