# Relationship history for MSHA mine 1302419

Current hierarchy: **Chad  Cleveringa → Cleveringa Excavating LLC → PCP #1**

- 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:** Chad  Cleveringa → PCP #1; 2008-03-04 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Cleveringa Excavating → PCP #1; 2011-06-15 to 2013-07-08; source msha-controller-operator-history
- **controller_controls_operator:** Chad  Cleveringa → Cleveringa Excavating; 2011-06-15 to 2013-07-08; source msha-controller-operator-history
- **operator_operates_mine:** Cinles Lake Gravel LLC. → PCP #1; 2013-07-09 to 2019-02-26; source msha-controller-operator-history
- **controller_controls_mine:** Les Jay  Cleveringa et al → PCP #1; 2013-07-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Les Jay  Cleveringa et al → Cinles Lake Gravel LLC.; 2013-07-09 to 2019-02-26; source msha-controller-operator-history
- **controller_controls_operator:** Cindy Ann  Cleveringa et al → Cinles Lake Gravel LLC.; 2013-07-09 to 2019-02-26; source msha-controller-operator-history
- **operator_operates_mine:** Cleveringa Excavating LLC → PCP #1; 2019-02-27 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Chad  Cleveringa → Cleveringa Excavating LLC; 2019-02-27 to current/open; source msha-controller-operator-history