# Relationship history for MSHA mine 3002782

Current hierarchy: **Emil J  Galasso → Chenango Asphalt Products → East River Road Pit**

- 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:** Chenango Asphalt Products Corp → East River Road Pit; 1987-04-01 to 1991-08-31; source msha-controller-operator-history
- **controller_controls_mine:** Michael V  Mirabito  et al → East River Road Pit; 1987-04-01 to 1991-08-31; source msha-controller-operator-history
- **controller_controls_operator:** Michael V  Mirabito  et al → Chenango Asphalt Products Corp; 1987-04-01 to 1991-08-31; source msha-controller-operator-history
- **operator_operates_mine:** Chenango Asphalt Products → East River Road Pit; 1991-09-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Emil J  Galasso et al → East River Road Pit; 1991-09-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Emil J  Galasso et al → Chenango Asphalt Products; 1991-09-01 to current/open; source msha-controller-operator-history