# Relationship history for MSHA mine 5001648

Current hierarchy: **Jerry M  Harman → Alaska Construction & Paving, Inc. → Fitz Pit**

- 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

- **operator_operates_mine:** Fitz Enterprises → Fitz Pit; 1999-05-01 to 2003-04-27; source msha-controller-operator-history
- **controller_controls_mine:** Edward  Fitzgibbon  et al → Fitz Pit; 1999-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Edward  Fitzgibbon  et al → Fitz Enterprises; 1999-05-01 to 2003-04-27; source msha-controller-operator-history
- **controller_controls_operator:** Joyce  Fitzgibbon  et al → Fitz Enterprises; 1999-05-01 to 2003-04-27; source msha-controller-operator-history
- **controller_controls_mine:** Jeremy  Drahosh  et al → Fitz Pit; 2002-04-27 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Mike Fitzgibbon/Jeremy Drahosh → Fitz Pit; 2003-04-28 to 2014-05-07; source msha-controller-operator-history
- **controller_controls_operator:** Jeremy  Drahosh  et al → Mike Fitzgibbon/Jeremy Drahosh; 2003-04-28 to 2014-05-07; source msha-controller-operator-history
- **controller_controls_operator:** Mike  Fitzgibbon  et al → Mike Fitzgibbon/Jeremy Drahosh; 2003-04-28 to 2014-05-07; source msha-controller-operator-history
- **operator_operates_mine:** Alaska Construction & Paving, Inc. → Fitz Pit; 2014-05-08 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jerry M  Harman → Fitz Pit; 2014-05-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jerry M  Harman → Alaska Construction & Paving, Inc.; 2014-05-08 to current/open; source msha-controller-operator-history