# Relationship history for MSHA mine 5400361

Current hierarchy: **Jose  Carro → Construcciones Jose Carro, S.E. → Cantera Carro No. 1**

- 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:** Construcciones Jose Carro Se → Cantera Carro No. 1; 1994-07-01 to 2002-12-05; source msha-controller-operator-history
- **controller_controls_mine:** Jose  Carro → Cantera Carro No. 1; 1994-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jose  Carro → Construcciones Jose Carro Se; 1994-07-01 to 2002-12-05; source msha-controller-operator-history
- **operator_operates_mine:** Carro & Carro Enterprises, Inc. → Cantera Carro No. 1; 2002-12-06 to 2003-02-26; source msha-controller-operator-history
- **controller_controls_mine:** Juan M Carro → Cantera Carro No. 1; 2002-12-06 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Juan M Carro → Carro & Carro Enterprises, Inc.; 2002-12-06 to 2003-02-26; source msha-controller-operator-history
- **operator_operates_mine:** Construcciones Jose Carro, S.E. → Cantera Carro No. 1; 2003-02-27 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jose  Carro → Construcciones Jose Carro, S.E.; 2003-02-27 to current/open; source msha-controller-operator-history