{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"1200841","name":"imi Markle Quarry","status":"Intermittent","status_date":"2025-05-23","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"IN","county":"Huntington","nearest_town":"Markle","operator_id":"0173313","operator_name":"IMI Aggregates LLC","controller_id":"M00157","controller_name":"Fred (Pete)  Irving","district":"C08","office":"Mooresville IN Field Office","employees":1,"latitude":40.800278,"longitude":-85.361111},"coverage":{"contributingSources":6,"registeredSources":20,"sourceRows":11},"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":"1200841","name":"imi Markle Quarry"},"operator":{"type":"operator","id":"0173313","name":"IMI Aggregates LLC"},"controller":{"type":"controller","id":"M00157","name":"Fred (Pete)  Irving"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00157","name":"Fred (Pete)  Irving"},"object":{"type":"mine","id":"1200841","name":"imi Markle Quarry"},"validFrom":"1950-01-01","validTo":"2005-12-04","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1200841|M00157|1950-01-01|2005-12-04"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L01695","name":"Irving Brothers Gravel Company Inc"},"object":{"type":"mine","id":"1200841","name":"imi Markle Quarry"},"validFrom":"1950-01-01","validTo":"1994-05-19","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1200841|L01695|1950-01-01|1994-05-19"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M01521","name":"Irving Brothers Gravel Company Inc"},"object":{"type":"mine","id":"1200841","name":"imi Markle Quarry"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1200841|M01521|1950-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M01521","name":"Irving Brothers Gravel Company Inc"},"object":{"type":"operator","id":"L01695","name":"Irving Brothers Gravel Company Inc"},"validFrom":"1950-01-01","validTo":"1994-05-19","current":false,"derived":true,"evidenceMineId":"1200841","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1200841|L01695|1950-01-01|M01521|1950-01-01|119034"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L00132","name":"Irving Materials Inc"},"object":{"type":"mine","id":"1200841","name":"imi Markle Quarry"},"validFrom":"1994-05-20","validTo":"2023-01-09","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1200841|L00132|1994-05-20|2023-01-09"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00157","name":"Fred (Pete)  Irving"},"object":{"type":"operator","id":"L00132","name":"Irving Materials Inc"},"validFrom":"1994-05-20","validTo":"2005-12-04","current":false,"derived":true,"evidenceMineId":"1200841","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1200841|L00132|1994-05-20|M00157|1950-01-01|105271"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0055549","name":"Earl  Brinker et al"},"object":{"type":"mine","id":"1200841","name":"imi Markle Quarry"},"validFrom":"2005-12-05","validTo":"2018-12-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1200841|0055549|2005-12-05|2018-12-31"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0055549","name":"Earl  Brinker et al"},"object":{"type":"operator","id":"L00132","name":"Irving Materials Inc"},"validFrom":"2005-12-05","validTo":"2018-12-31","current":false,"derived":true,"evidenceMineId":"1200841","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1200841|L00132|1994-05-20|0055549|2005-12-05|7190"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0145221","name":"John  Tiberi"},"object":{"type":"mine","id":"1200841","name":"imi Markle Quarry"},"validFrom":"2019-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1200841|0145221|2019-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0145221","name":"John  Tiberi"},"object":{"type":"operator","id":"L00132","name":"Irving Materials Inc"},"validFrom":"2019-01-01","validTo":"2023-01-09","current":false,"derived":true,"evidenceMineId":"1200841","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1200841|L00132|1994-05-20|0145221|2019-01-01|29692"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00157","name":"Fred (Pete)  Irving"},"object":{"type":"mine","id":"1200841","name":"imi Markle Quarry"},"validFrom":"2020-09-08","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1200841|M00157|2020-09-08|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0173313","name":"IMI Aggregates LLC"},"object":{"type":"mine","id":"1200841","name":"imi Markle Quarry"},"validFrom":"2023-01-10","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1200841|0173313|2023-01-10|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00157","name":"Fred (Pete)  Irving"},"object":{"type":"operator","id":"0173313","name":"IMI Aggregates LLC"},"validFrom":"2023-01-10","validTo":null,"current":true,"derived":true,"evidenceMineId":"1200841","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1200841|0173313|2023-01-10|M00157|2020-09-08|105306"}}],"coverage":{"historyRecords":5,"edgeCount":13,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"sources":[{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2025-05-23","lastDate":"2025-05-23","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":5,"firstDate":"1950-01-01","lastDate":"2023-01-10","metrics":{"recentRows":1,"currentOperatorTenures":1,"completedOperatorTenures":4},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":2,"firstDate":"2025-05-27","lastDate":"2026-03-26","metrics":{"inspectors":2,"recentRows":2,"onSiteHours":3.5,"inspectionHours":8.5,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"167294","EVENT_NO":"F039D73","INSPECTION_BEGIN_DT":"03/26/2026","INSPECTION_END_DT":"03/26/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4.5","SUM_TOTAL_ON_SITE_HOURS":"3.25","sourceDate":"2026-03-26"},{"SOURCE_ROW_NUMBER":"292787","EVENT_NO":"F01052B","INSPECTION_BEGIN_DT":"05/27/2025","INSPECTION_END_DT":"06/02/2025","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":".25","sourceDate":"2025-05-27"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":1,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2025-Q2":{"hours":297,"employees":2,"production":0}},"recentRecords":[]},{"id":"msha-mine-production-yearly","name":"Mine Employment and Production — Yearly","domains":["production","safety","compliance"],"products":["annual trend","backfill","quarterly reconciliation"],"rowCount":1,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2025":{"hours":297,"employees":2,"production":0}},"recentRecords":[]},{"id":"msha-mines","name":"Mines","domains":["identity","production","logistics"],"products":["mine identity","status","commodity","location","operator and controller"],"rowCount":1,"firstDate":null,"lastDate":null,"metrics":{},"periods":{},"recentRecords":[]}],"safety":{"href":"/api/v1/mines/1200841/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/1200841/silica","description":"Dedicated silica records, measurements, sample status and trends. Defaults to the snapshot year; use year=all for history."},"externalContext":{"eia":null,"title30":{"snapshot":{"chapterCount":6,"featuredSectionCount":100,"latestAmendedOn":"2026-08-14","latestIssueDate":"2026-08-14","partCount":206,"sectionCount":5954,"upToDateAsOf":"2026-08-19"},"regulations":[],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"1200841","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}