# Relationship history for MSHA mine 5400461

Current hierarchy: **Moraima  Cintron Aviles; Alejandro  Castaneda Olivera → BLUE ROCK INC → Montecielo Quarry LLC**

- 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:** Agregados Montecielo → Montecielo Quarry LLC; 2005-05-02 to 2009-01-08; source msha-controller-operator-history
- **controller_controls_mine:** Francisco  Juelle  et al → Montecielo Quarry LLC; 2005-05-02 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Francisco  Juelle  et al → Agregados Montecielo; 2005-05-02 to 2009-01-08; source msha-controller-operator-history
- **operator_operates_mine:** Montecielo Quarry LLC → Montecielo Quarry LLC; 2009-01-09 to 2023-09-08; source msha-controller-operator-history
- **controller_controls_mine:** Francisco  Juelle  et al → Montecielo Quarry LLC; 2009-01-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Francisco  Juelle  et al → Montecielo Quarry LLC; 2009-01-09 to 2023-09-08; source msha-controller-operator-history
- **operator_operates_mine:** BLUE ROCK INC → Montecielo Quarry LLC; 2023-09-09 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Moraima  Cintron Aviles et al → Montecielo Quarry LLC; 2023-09-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Moraima  Cintron Aviles et al → BLUE ROCK INC; 2023-09-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Alejandro  Castaneda Olivera et al → BLUE ROCK INC; 2023-09-09 to current/open; source msha-controller-operator-history