# Relationship history for MSHA mine 4200155

Current hierarchy: **Hugh E  Harvey → Intrepid Potash - Moab LLC → Cane Creek**

- 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:** Moab Salt Inc → Cane Creek; 1950-01-01 to 1995-04-10; source msha-controller-operator-history
- **controller_controls_mine:** Societe Nationale Elf Aquitaine → Cane Creek; 1950-01-01 to 1995-04-10; source msha-controller-operator-history
- **controller_controls_operator:** Societe Nationale Elf Aquitaine → Moab Salt Inc; 1950-01-01 to 1995-04-10; source msha-controller-operator-history
- **operator_operates_mine:** Moab Salt Inc → Cane Creek; 1995-04-11 to 2000-02-21; source msha-controller-operator-history
- **controller_controls_mine:** Potash Corp Of Saskatchewan → Cane Creek; 1995-04-11 to 2000-02-21; source msha-controller-operator-history
- **controller_controls_operator:** Potash Corp Of Saskatchewan → Moab Salt Inc; 1995-04-11 to 2000-02-21; source msha-controller-operator-history
- **operator_operates_mine:** Intrepid Potash - Moab LLC → Cane Creek; 2000-02-22 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Hugh E  Harvey et al → Cane Creek; 2000-02-22 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Hugh E  Harvey et al → Intrepid Potash - Moab LLC; 2000-02-22 to current/open; source msha-controller-operator-history