# Relationship history for MSHA mine 0901148

Current hierarchy: **Joseph H  Anderson → Junction City → Junction City Hortense Branch**

- 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:** Joseph H  Anderson et al → Junction City Hortense Branch; 2001-05-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** East Coast Aggregates, Inc. → Junction City Hortense Branch; 2002-06-18 to 2003-12-31; source msha-controller-operator-history
- **controller_controls_mine:** Daniel  Bluenier  et al → Junction City Hortense Branch; 2002-06-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Daniel  Bluenier  et al → East Coast Aggregates, Inc.; 2002-06-18 to 2003-12-31; source msha-controller-operator-history
- **controller_controls_operator:** Mark  Aldridge  et al → East Coast Aggregates, Inc.; 2002-06-18 to 2003-12-31; source msha-controller-operator-history
- **operator_operates_mine:** Junction City → Junction City Hortense Branch; 2004-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Joseph H  Anderson et al → Junction City; 2004-01-01 to current/open; source msha-controller-operator-history