# Relationship history for MSHA mine 1102932

Current hierarchy: **Daniel R Plote → Beverly Materials LLC → Beverly Materials Ipsen Rd**

- 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:** Daniel R Plote → Beverly Materials Ipsen Rd; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jack  Pease → Beverly Materials Ipsen Rd; 1988-03-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Super Aggregates → Beverly Materials Ipsen Rd; 1992-10-01 to 2018-05-09; source msha-controller-operator-history
- **controller_controls_operator:** Jack  Pease → Super Aggregates; 1992-10-01 to 2018-05-09; source msha-controller-operator-history
- **operator_operates_mine:** Arrow Sand & Gravel LLC → Beverly Materials Ipsen Rd; 2018-05-10 to 2023-03-19; source msha-controller-operator-history
- **controller_controls_mine:** Michael  Trinski → Beverly Materials Ipsen Rd; 2018-05-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Michael  Trinski → Arrow Sand & Gravel LLC; 2018-05-10 to 2023-03-19; source msha-controller-operator-history
- **operator_operates_mine:** Beverly Materials LLC → Beverly Materials Ipsen Rd; 2023-03-20 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Daniel R Plote → Beverly Materials LLC; 2023-03-20 to current/open; source msha-controller-operator-history