# Relationship history for MSHA mine 1519816

Current hierarchy: **John Daniel Loudermilk; Joseph Henry Loudermilk → Loudermilk Contracting Inc → Hayes Gap**

- 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

- **controller_controls_mine:** Joseph  Loudermilk et al → Hayes Gap; 2013-12-24 to 2024-11-30; source msha-controller-operator-history
- **operator_operates_mine:** Loudermilk Contracting Inc → Hayes Gap; 2017-07-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Joseph  Loudermilk et al → Loudermilk Contracting Inc; 2017-07-12 to 2024-11-30; source msha-controller-operator-history
- **controller_controls_operator:** Deborah  Pinney et al → Loudermilk Contracting Inc; 2017-07-12 to 2024-11-30; source msha-controller-operator-history
- **controller_controls_mine:** Joseph Henry Loudermilk et al → Hayes Gap; 2024-12-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Joseph Henry Loudermilk et al → Loudermilk Contracting Inc; 2024-12-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** John Daniel Loudermilk et al → Loudermilk Contracting Inc; 2024-12-01 to current/open; source msha-controller-operator-history