# Relationship history for MSHA mine 0405634

Current hierarchy: **Craig W  Joiner → Joiner Construction Inc → Joiner Portable #2**

- 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:** Craig W  Joiner et al → Joiner Portable #2; 2000-05-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Joiner Construction → Joiner Portable #2; 2005-03-20 to 2008-04-30; source msha-controller-operator-history
- **controller_controls_operator:** Craig W  Joiner et al → Joiner Construction; 2005-03-20 to 2008-04-30; source msha-controller-operator-history
- **operator_operates_mine:** Joiner Construction Inc → Joiner Portable #2; 2008-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Craig W  Joiner et al → Joiner Portable #2; 2008-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Craig W  Joiner et al → Joiner Construction Inc; 2008-05-01 to current/open; source msha-controller-operator-history