# Relationship history for MSHA mine 3402062

Current hierarchy: **Danny  Ratliff → QUALITY STONE QUARRIES LLC → Goforth No. 1**

- 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:** QUALITY PRODUCTION CO. → Goforth No. 1; 2008-01-21 to 2011-05-31; source msha-controller-operator-history
- **controller_controls_mine:** Bobby  Coyle → Goforth No. 1; 2008-01-21 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Bobby  Coyle → QUALITY PRODUCTION CO.; 2008-01-21 to 2011-05-31; source msha-controller-operator-history
- **operator_operates_mine:** QUALITY STONE QUARRIES LLC → Goforth No. 1; 2011-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Danny  Ratliff et al → Goforth No. 1; 2011-06-01 to 2017-06-21; source msha-controller-operator-history
- **controller_controls_operator:** Danny  Ratliff et al → QUALITY STONE QUARRIES LLC; 2011-06-01 to 2017-06-21; source msha-controller-operator-history
- **controller_controls_operator:** Johnan  Ratliff et al → QUALITY STONE QUARRIES LLC; 2011-06-01 to 2017-06-21; source msha-controller-operator-history
- **controller_controls_mine:** Danny  Ratliff → Goforth No. 1; 2017-06-22 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Danny  Ratliff → QUALITY STONE QUARRIES LLC; 2017-06-22 to current/open; source msha-controller-operator-history