# Relationship history for MSHA mine 2801014

Current hierarchy: **Vulcan Materials Company → Vulcan Construction Materials, LLC → Quinton Twp Pit**

- 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

- **controller_controls_mine:** Legacy Vulcan Corp (Form:Vulcan Materials Co) → Quinton Twp Pit; 1950-01-01 to 2007-11-15; source msha-controller-operator-history
- **controller_controls_mine:** US Concrete → Quinton Twp Pit; 2002-02-01 to 2021-12-31; source msha-controller-operator-history
- **operator_operates_mine:** Corbett Aggregate Companies → Quinton Twp Pit; 2004-08-05 to 2017-04-06; source msha-controller-operator-history
- **controller_controls_mine:** Michael M  Foglietta et al → Quinton Twp Pit; 2004-08-05 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Michael M  Foglietta et al → Corbett Aggregate Companies; 2004-08-05 to 2017-04-06; source msha-controller-operator-history
- **controller_controls_mine:** Vulcan Materials Company → Quinton Twp Pit; 2007-11-16 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Eastern Concrete Materials Inc → Quinton Twp Pit; 2017-04-07 to 2022-12-31; source msha-controller-operator-history
- **controller_controls_operator:** US Concrete → Eastern Concrete Materials Inc; 2017-04-07 to 2021-12-31; source msha-controller-operator-history
- **controller_controls_mine:** Vulcan Materials Company → Quinton Twp Pit; 2022-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Vulcan Materials Company → Eastern Concrete Materials Inc; 2022-01-01 to 2022-12-31; source msha-controller-operator-history
- **operator_operates_mine:** Vulcan Construction Materials, LLC → Quinton Twp Pit; 2023-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Vulcan Materials Company → Vulcan Construction Materials, LLC; 2023-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Legacy Vulcan Corp (Form:Vulcan Materials Co) → Vulcan Construction Materials, LLC; 2023-01-01 to 2007-11-15; source msha-controller-operator-history