# Relationship history for MSHA mine 2300762

Current hierarchy: **Michael K Farmer; Elliott (Bud) E Farmer → Capital Materials, LLC → SEDALIA 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

- **operator_operates_mine:** W J Menefee Construction Company → SEDALIA QUARRY; 1950-01-01 to 1996-08-04; source msha-controller-operator-history
- **controller_controls_mine:** James D  Menefee → SEDALIA QUARRY; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James D  Menefee → W J Menefee Construction Company; 1950-01-01 to 1996-08-04; source msha-controller-operator-history
- **controller_controls_mine:** Lafarge S A → SEDALIA QUARRY; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Lafarge Corp → SEDALIA QUARRY; 1996-08-05 to 2001-08-31; source msha-controller-operator-history
- **controller_controls_operator:** Lafarge S A → Lafarge Corp; 1996-08-05 to 2001-08-31; source msha-controller-operator-history
- **controller_controls_mine:** Ashland Inc → SEDALIA QUARRY; 1998-02-03 to 2006-08-27; source msha-controller-operator-history
- **controller_controls_mine:** Lafarge S A → SEDALIA QUARRY; 2001-07-12 to 2015-07-09; source msha-controller-operator-history
- **operator_operates_mine:** Lafarge North America Inc. → SEDALIA QUARRY; 2001-09-01 to 2015-02-18; source msha-controller-operator-history
- **controller_controls_operator:** Lafarge S A → Lafarge North America Inc.; 2001-09-01 to 2015-02-18; source msha-controller-operator-history
- **controller_controls_mine:** CRH PLC → SEDALIA QUARRY; 2006-08-28 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** APAC-Missouri, Inc. → SEDALIA QUARRY; 2015-02-19 to 2016-05-11; source msha-controller-operator-history
- **controller_controls_operator:** Ashland Inc → APAC-Missouri, Inc.; 2015-02-19 to 2006-08-27; source msha-controller-operator-history
- **controller_controls_operator:** CRH PLC → APAC-Missouri, Inc.; 2015-02-19 to 2016-05-11; source msha-controller-operator-history
- **controller_controls_mine:** Holcim Ltd → SEDALIA QUARRY; 2015-07-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Holcim Ltd → Lafarge North America Inc.; 2015-07-10 to 2015-02-18; source msha-controller-operator-history
- **operator_operates_mine:** Capital Materials, LLC → SEDALIA QUARRY; 2016-05-12 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Elliott (Bud) E Farmer  et al → SEDALIA QUARRY; 2016-05-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Elliott (Bud) E Farmer  et al → Capital Materials, LLC; 2016-05-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Michael K Farmer  et al → Capital Materials, LLC; 2016-05-12 to current/open; source msha-controller-operator-history