# Relationship history for MSHA mine 4102564

Current hierarchy: **Mike  Barnett; Bob  Barnett; Patrick  Barnett → Barnett Contracting Inc → #101 PENDLEY**

- 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:** Pendleys River Sand Inc → #101 PENDLEY; 1950-01-01 to 1980-05-31; source msha-controller-operator-history
- **controller_controls_mine:** Newton W Pendley → #101 PENDLEY; 1950-01-01 to 1980-05-31; source msha-controller-operator-history
- **controller_controls_operator:** Newton W Pendley → Pendleys River Sand Inc; 1950-01-01 to 1980-05-31; source msha-controller-operator-history
- **operator_operates_mine:** Larry G Smith Corp → #101 PENDLEY; 1980-06-01 to 1994-02-27; source msha-controller-operator-history
- **controller_controls_mine:** Larry G  Smith → #101 PENDLEY; 1980-06-01 to 1994-02-27; source msha-controller-operator-history
- **controller_controls_operator:** Larry G  Smith → Larry G Smith Corp; 1980-06-01 to 1994-02-27; source msha-controller-operator-history
- **controller_controls_mine:** Trinity Industries Inc → #101 PENDLEY; 1991-12-01 to 2018-10-31; source msha-controller-operator-history
- **operator_operates_mine:** Trinity Materials Inc → #101 PENDLEY; 1994-02-28 to 1999-07-05; source msha-controller-operator-history
- **controller_controls_operator:** Trinity Industries Inc → Trinity Materials Inc; 1994-02-28 to 1999-07-05; source msha-controller-operator-history
- **operator_operates_mine:** Barnett Contracting Inc → #101 PENDLEY; 1999-07-06 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Mike  Barnett  et al → #101 PENDLEY; 1999-07-06 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Mike  Barnett  et al → Barnett Contracting Inc; 1999-07-06 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Patrick  Barnett  et al → Barnett Contracting Inc; 1999-07-06 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Bob  Barnett  et al → Barnett Contracting Inc; 1999-07-06 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Arcosa, Inc → #101 PENDLEY; 2018-11-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Arcosa, Inc → Trinity Materials Inc; 2018-11-01 to 1999-07-05; source msha-controller-operator-history