# Relationship history for MSHA mine 3001068

Current hierarchy: **Dana L Wiehe; Stewart D Petrovits → ROUTE 82 SAND & GRAVEL, INC. → ROUTE 82 SAND & GRAVEL, INC.**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-18T09:31:49.615908+00:00

## Valid-time edges

- **operator_operates_mine:** Route 82 Sand & Gravel Inc → ROUTE 82 SAND & GRAVEL, INC.; 1950-01-01 to 1988-03-07; source msha-controller-operator-history
- **controller_controls_mine:** Anthony  Coluccio → ROUTE 82 SAND & GRAVEL, INC.; 1950-01-01 to 1988-03-07; source msha-controller-operator-history
- **controller_controls_operator:** Anthony  Coluccio → Route 82 Sand & Gravel Inc; 1950-01-01 to 1988-03-07; source msha-controller-operator-history
- **operator_operates_mine:** Route 82 Sand & Gravel, Inc. → ROUTE 82 SAND & GRAVEL, INC.; 1988-03-08 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** David  Petrovits → ROUTE 82 SAND & GRAVEL, INC.; 1988-03-08 to 2016-08-09; source msha-controller-operator-history
- **controller_controls_operator:** David  Petrovits → Route 82 Sand & Gravel, Inc.; 1988-03-08 to 2016-08-09; source msha-controller-operator-history
- **controller_controls_mine:** Stewart D Petrovits et al → ROUTE 82 SAND & GRAVEL, INC.; 2016-08-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Stewart D Petrovits et al → Route 82 Sand & Gravel, Inc.; 2016-08-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Dana L Wiehe et al → Route 82 Sand & Gravel, Inc.; 2016-08-10 to current/open; source msha-controller-operator-history