# Relationship history for MSHA mine 2800008

Current hierarchy: **Janet R  Braen → BRAEN AGGREGATES LLC → FRANKLIN QUARRY**

- 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:** Medusa Corp → FRANKLIN QUARRY; 1950-01-01 to 1998-06-29; source msha-controller-operator-history
- **controller_controls_mine:** Southdown Inc → FRANKLIN QUARRY; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Limestone Products Corp → FRANKLIN QUARRY; 1950-01-01 to 1995-04-25; source msha-controller-operator-history
- **controller_controls_mine:** Penn Virginia Corp → FRANKLIN QUARRY; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Penn Virginia Corp → Limestone Products Corp; 1950-01-01 to 1995-04-25; source msha-controller-operator-history
- **controller_controls_mine:** Paul G  Viall Jr et al → FRANKLIN QUARRY; 1993-09-15 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Cemex S A → FRANKLIN QUARRY; 1994-09-09 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Lime Crest Corp → FRANKLIN QUARRY; 1995-04-26 to 1997-03-18; source msha-controller-operator-history
- **controller_controls_operator:** Paul G  Viall Jr et al → Lime Crest Corp; 1995-04-26 to 1997-03-18; source msha-controller-operator-history
- **controller_controls_operator:** Gordon A  Brandon Jr et al → Lime Crest Corp; 1995-04-26 to 1997-03-18; source msha-controller-operator-history
- **operator_operates_mine:** Medusa Minerals Company → FRANKLIN QUARRY; 1997-03-19 to 1998-06-29; source msha-controller-operator-history
- **controller_controls_operator:** Medusa Corp → Medusa Minerals Company; 1997-03-19 to 1998-06-29; source msha-controller-operator-history
- **operator_operates_mine:** Southdown Inc → FRANKLIN QUARRY; 1998-06-30 to 2001-02-27; source msha-controller-operator-history
- **controller_controls_operator:** Southdown Inc → Southdown Inc; 1998-06-30 to 2001-02-27; source msha-controller-operator-history
- **operator_operates_mine:** Cemex Inc → FRANKLIN QUARRY; 2001-02-28 to 2004-02-18; source msha-controller-operator-history
- **controller_controls_operator:** Cemex S A → Cemex Inc; 2001-02-28 to 2004-02-18; source msha-controller-operator-history
- **operator_operates_mine:** Limecrest Quarry Developers, LLC → FRANKLIN QUARRY; 2004-02-19 to 2007-02-22; source msha-controller-operator-history
- **controller_controls_mine:** Robert J  Bauer et al → FRANKLIN QUARRY; 2004-02-19 to 2010-01-11; source msha-controller-operator-history
- **controller_controls_operator:** Robert J  Bauer et al → Limecrest Quarry Developers, LLC; 2004-02-19 to 2007-02-22; source msha-controller-operator-history
- **controller_controls_operator:** Eugene  Mulvihill et al → Limecrest Quarry Developers, LLC; 2004-02-19 to 2007-02-22; source msha-controller-operator-history
- **operator_operates_mine:** Braen Aggregates LLC → FRANKLIN QUARRY; 2007-02-23 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Janet R  Braen  et al → FRANKLIN QUARRY; 2007-02-23 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Janet R  Braen  et al → Braen Aggregates LLC; 2007-02-23 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Ralph  Serpe et al → FRANKLIN QUARRY; 2010-01-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Ralph  Serpe et al → Limecrest Quarry Developers, LLC; 2010-01-12 to 2007-02-22; source msha-controller-operator-history