# Relationship history for MSHA mine 3003772

Current hierarchy: **R D Sargent  Condit; Tyler S  Condit → ADIRONDACK SITE DEVELOPMENT LLC → ADIRONDACK SAND & GRAVEL**

- 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:** Adirondack Site Development LLC → ADIRONDACK SAND & GRAVEL; 2010-07-19 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** R D Sargent  Condit → ADIRONDACK SAND & GRAVEL; 2010-07-19 to 2020-03-29; source msha-controller-operator-history
- **controller_controls_operator:** R D Sargent  Condit → Adirondack Site Development LLC; 2010-07-19 to 2020-03-29; source msha-controller-operator-history
- **controller_controls_mine:** Tyler S  Condit et al → ADIRONDACK SAND & GRAVEL; 2020-03-30 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Tyler S  Condit et al → Adirondack Site Development LLC; 2020-03-30 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** R D Sargent  Condit et al → Adirondack Site Development LLC; 2020-03-30 to current/open; source msha-controller-operator-history