# Relationship history for MSHA mine 1302442

Current hierarchy: **Joel Alan  Godwin → Saylorcreek Sand Company LLC → Saylorcreek Sand Company 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

- **operator_operates_mine:** Saylorcreek Sand Company LLC → Saylorcreek Sand Company LLC; 2013-11-15 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Joel Alan  Godwin → Saylorcreek Sand Company LLC; 2013-11-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Joel Alan  Godwin → Saylorcreek Sand Company LLC; 2013-11-15 to current/open; source msha-controller-operator-history