# Relationship history for MSHA mine 3003961

Current hierarchy: **Kim M  Viau → Eastcom Utility Contractors Inc. → Scriba Creek Farms**

- 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

- **operator_operates_mine:** Eastcom Utility Contractors Inc. → Scriba Creek Farms; 2015-11-17 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Kim M  Viau → Scriba Creek Farms; 2015-11-17 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Kim M  Viau → Eastcom Utility Contractors Inc.; 2015-11-17 to current/open; source msha-controller-operator-history