{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"2302231","name":"Strack Excavating LLC","status":"Abandoned","status_date":"2015-11-30","mine_type":"Surface","coal_metal":"M","commodity":"Crushed, Broken Limestone NEC","state":"MO","county":"Cape Girardeau","nearest_town":"Cape Girardeau","operator_id":"L18306","operator_name":"Strack Excavating LLC","controller_id":"M14074","controller_name":"Jo W  Strack","district":"C08","office":"Marion IL Field Office","employees":0,"latitude":37.376111,"longitude":-89.575278},"coverage":{"contributingSources":13,"registeredSources":20,"sourceRows":434},"relationships":{"schemaVersion":"realm.temporal-relationships.v1","temporalSemantics":{"validTime":{"granularity":"date","bounds":"inclusive","nullStart":"start date not published in the upstream history row","nullEnd":"open-ended in the upstream history row; not independent proof of present control"},"transactionTime":{"observedAt":"2026-10-13T11:19:05.459773+00:00","meaning":"time the checksum-addressed MDRS artifacts were observed by the PostgreSQL ingestion"},"derivation":{"controllerControlsOperator":"intersection of controller and operator valid-time intervals evidenced through this mine","currentIdentity":"current controller and operator are asserted only by the MDRS Mines snapshot"}},"current":{"mine":{"type":"mine","id":"2302231","name":"Strack Excavating LLC"},"operator":{"type":"operator","id":"L18306","name":"Strack Excavating LLC"},"controller":{"type":"controller","id":"M14074","name":"Jo W  Strack"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L18306","name":"Strack Excavating LLC"},"object":{"type":"mine","id":"2302231","name":"Strack Excavating LLC"},"validFrom":"2001-04-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2302231|L18306|2001-04-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M14074","name":"Jo W  Strack"},"object":{"type":"mine","id":"2302231","name":"Strack Excavating LLC"},"validFrom":"2001-04-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2302231|M14074|2001-04-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M14074","name":"Jo W  Strack"},"object":{"type":"operator","id":"L18306","name":"Strack Excavating LLC"},"validFrom":"2001-04-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"2302231","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2302231|L18306|2001-04-01|M14074|2001-04-01|157423"}}],"coverage":{"historyRecords":1,"edgeCount":3,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"sources":[{"id":"msha-accidents","name":"Accident, Injuries, and Illnesses","domains":["safety","contractors"],"products":["incident trends","severity rates","equipment patterns","peer denominators"],"rowCount":9,"firstDate":"2005-04-04","lastDate":"2014-06-11","metrics":{"daysLost":374,"injuries":9,"fatalities":0,"recentRows":0,"restrictedDays":27,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"126358","DOCUMENT_NO":"220141640024","ACCIDENT_DT":"06/11/2014","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"FALL OF FACE/RIB/PILLAR/SIDE/HIGHWALL","ACCIDENT_TYPE":"Struck by falling object","OCCUPATION":"Outside foreman, Leadman","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"EE was cleaning shot in pit when he heard a crackling noise and noticed rock falling from high wall. 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