# Relationship history for MSHA mine 2801013

Current hierarchy: **Joe  Filoon Jr → Shoreline Sand & Gravel LLC → Shoreline Sand & Gravel LLC**

- 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

- **controller_controls_mine:** Aaron  Cave et al → Shoreline Sand & Gravel LLC; 2001-11-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Shore Sand & Gravel LLC → Shoreline Sand & Gravel LLC; 2004-04-15 to 2004-09-23; source msha-controller-operator-history
- **controller_controls_operator:** Aaron  Cave et al → Shore Sand & Gravel LLC; 2004-04-15 to 2004-09-23; source msha-controller-operator-history
- **operator_operates_mine:** Shoreline Sand & Gravel LLC → Shoreline Sand & Gravel LLC; 2004-09-24 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Joe  Filoon Jr → Shoreline Sand & Gravel LLC; 2004-09-24 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Joe  Filoon Jr → Shoreline Sand & Gravel LLC; 2004-09-24 to current/open; source msha-controller-operator-history