# Relationship history for MSHA mine 1302475

Current hierarchy: **Jared W  Mohr → Mohr Sand Gravel & Construction LLC → Mohr Sand & Gravel 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: 2026-10-18T09:31:49.615908+00:00

## Valid-time edges

- **controller_controls_mine:** Jared W Mohr et al → Mohr Sand & Gravel PCP #1; 2015-07-10 to 2016-07-28; source msha-controller-operator-history
- **controller_controls_mine:** Jared W  Mohr → Mohr Sand & Gravel PCP #1; 2016-07-29 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Mohr Sand Gravel & Construction LLC → Mohr Sand & Gravel PCP #1; 2018-08-16 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jared W  Mohr → Mohr Sand Gravel & Construction LLC; 2018-08-16 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jared W Mohr et al → Mohr Sand Gravel & Construction LLC; 2018-08-16 to 2016-07-28; source msha-controller-operator-history
- **controller_controls_operator:** Tami L  Mohr et al → Mohr Sand Gravel & Construction LLC; 2018-08-16 to 2016-07-28; source msha-controller-operator-history