# Relationship history for MSHA mine 4502195

Current hierarchy: **Randall  Davis; Sharon  Davis; Brian  Davis → May Valley Sand & Gravel LLC → Raging River Quarry**

- 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

- **controller_controls_mine:** Richard  Schroeder → Raging River Quarry; 1950-01-01 to 1995-02-23; source msha-controller-operator-history
- **operator_operates_mine:** Raging River Mining Inc → Raging River Quarry; 1950-01-01 to 1983-01-25; source msha-controller-operator-history
- **controller_controls_mine:** Dougherty Dennis & John Priebe → Raging River Quarry; 1950-01-01 to 1983-01-25; source msha-controller-operator-history
- **controller_controls_operator:** Dougherty Dennis & John Priebe → Raging River Mining Inc; 1950-01-01 to 1983-01-25; source msha-controller-operator-history
- **operator_operates_mine:** Eastside Rock Products → Raging River Quarry; 1983-01-26 to 1986-10-06; source msha-controller-operator-history
- **controller_controls_operator:** Richard  Schroeder → Eastside Rock Products; 1983-01-26 to 1986-10-06; source msha-controller-operator-history
- **operator_operates_mine:** Redmoor Corp → Raging River Quarry; 1986-10-07 to 1988-04-03; source msha-controller-operator-history
- **controller_controls_mine:** Dougherty Dennis & John Priebe → Raging River Quarry; 1986-10-07 to 1988-04-03; source msha-controller-operator-history
- **controller_controls_operator:** Dougherty Dennis & John Priebe → Redmoor Corp; 1986-10-07 to 1988-04-03; source msha-controller-operator-history
- **operator_operates_mine:** Cadman Quarry At Raging River → Raging River Quarry; 1988-04-04 to 1991-01-01; source msha-controller-operator-history
- **controller_controls_mine:** Paul J  Taylor  et al → Raging River Quarry; 1988-04-04 to 1991-01-01; source msha-controller-operator-history
- **controller_controls_operator:** Paul J  Taylor  et al → Cadman Quarry At Raging River; 1988-04-04 to 1991-01-01; source msha-controller-operator-history
- **operator_operates_mine:** Cadman (Rock) Inc → Raging River Quarry; 1991-01-02 to 2016-01-31; source msha-controller-operator-history
- **controller_controls_mine:** Cimenteries Cbr Cementbedrijven → Raging River Quarry; 1991-01-02 to 2000-07-20; source msha-controller-operator-history
- **controller_controls_operator:** Cimenteries Cbr Cementbedrijven → Cadman (Rock) Inc; 1991-01-02 to 2000-07-20; source msha-controller-operator-history
- **controller_controls_mine:** Heidelberg Materials AG → Raging River Quarry; 2000-07-21 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Heidelberg Materials AG → Cadman (Rock) Inc; 2000-07-21 to 2016-01-31; source msha-controller-operator-history
- **operator_operates_mine:** Eastside Rock Products, Inc. → Raging River Quarry; 2016-02-01 to 2021-11-02; source msha-controller-operator-history
- **controller_controls_mine:** Blake  Araki → Raging River Quarry; 2016-02-01 to 2018-11-20; source msha-controller-operator-history
- **controller_controls_operator:** Blake  Araki → Eastside Rock Products, Inc.; 2016-02-01 to 2018-11-20; source msha-controller-operator-history
- **controller_controls_mine:** Jeff  Buck → Raging River Quarry; 2018-11-21 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jeff  Buck → Eastside Rock Products, Inc.; 2018-11-21 to 2021-11-02; source msha-controller-operator-history
- **controller_controls_mine:** Brian  Davis et al → Raging River Quarry; 2020-08-27 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** May Valley Sand & Gravel LLC → Raging River Quarry; 2021-11-03 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Brian  Davis et al → May Valley Sand & Gravel LLC; 2021-11-03 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Sharon  Davis et al → May Valley Sand & Gravel LLC; 2021-11-03 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Randall  Davis et al → May Valley Sand & Gravel LLC; 2021-11-03 to current/open; source msha-controller-operator-history