{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-18T09:31:49.615Z","identity":{"mine_id":"2402329","name":"K & T Stone and Gravel LLC","status":"Abandoned","status_date":"2004-09-30","mine_type":"Surface","coal_metal":"M","commodity":"Dimension Stone NEC","state":"MT","county":"Sanders","nearest_town":"Hot Springs","operator_id":"0075364","operator_name":"K & T Stone & Gravel LLC","controller_id":"0041809","controller_name":"Keith A  Indreland","district":"M6","office":"Helena MT Field Office","employees":0,"latitude":null,"longitude":null},"coverage":{"contributingSources":6,"registeredSources":20,"sourceRows":13},"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":"2026-10-18T09:31:49.615908+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":"2402329","name":"K & T Stone and Gravel LLC"},"operator":{"type":"operator","id":"0075364","name":"K & T Stone & Gravel LLC"},"controller":{"type":"controller","id":"0041809","name":"Keith A  Indreland"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-18T09:31:49.615908+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"0051328","name":"K & T Enterprises"},"object":{"type":"mine","id":"2402329","name":"K & T Stone and Gravel LLC"},"validFrom":"2003-05-08","validTo":"2006-09-16","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"2402329|0051328|2003-05-08|2006-09-16"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0041809","name":"Keith A  Indreland et al"},"object":{"type":"mine","id":"2402329","name":"K & T Stone and Gravel LLC"},"validFrom":"2003-05-08","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"2402329|0041809|2003-05-08|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0041809","name":"Keith A  Indreland et al"},"object":{"type":"operator","id":"0051328","name":"K & T Enterprises"},"validFrom":"2003-05-08","validTo":"2006-09-16","current":false,"derived":true,"evidenceMineId":"2402329","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"2402329|0051328|2003-05-08|0041809|2003-05-08|3104"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0075364","name":"K & T Stone & Gravel LLC"},"object":{"type":"mine","id":"2402329","name":"K & T Stone and Gravel LLC"},"validFrom":"2006-09-17","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"2402329|0075364|2006-09-17|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0041809","name":"Keith A  Indreland et al"},"object":{"type":"mine","id":"2402329","name":"K & T Stone and Gravel LLC"},"validFrom":"2006-09-17","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"2402329|0041809|2006-09-17|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0041809","name":"Keith A  Indreland et al"},"object":{"type":"operator","id":"0075364","name":"K & T Stone & Gravel LLC"},"validFrom":"2006-09-17","validTo":null,"current":true,"derived":true,"evidenceMineId":"2402329","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"2402329|0075364|2006-09-17|0041809|2006-09-17|3105"}}],"coverage":{"historyRecords":2,"edgeCount":6,"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":"2004-09-30","lastDate":"2004-09-30","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":2,"firstDate":"2003-05-08","lastDate":"2006-09-17","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":1},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":2,"firstDate":"2003-07-30","lastDate":"2004-09-28","metrics":{"inspectors":2,"recentRows":0,"onSiteHours":2,"inspectionHours":10,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"194342","EVENT_NO":"1088493","INSPECTION_BEGIN_DT":"09/28/2004","INSPECTION_END_DT":"09/28/2004","ACTIVITY_CODE":"37","ACTIVITY":"MISCELLANEOUS INSPECTION/INVESTIGATION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2004-09-28"},{"SOURCE_ROW_NUMBER":"589653","EVENT_NO":"1069491","INSPECTION_BEGIN_DT":"07/30/2003","INSPECTION_END_DT":"07/30/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2003-07-30"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":6,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2004-Q3":{"hours":0,"employees":0,"production":0},"2004-Q2":{"hours":0,"employees":0,"production":0},"2004-Q1":{"hours":0,"employees":0,"production":0},"2003-Q4":{"hours":0,"employees":0,"production":0},"2003-Q3":{"hours":200,"employees":1,"production":0},"2003-Q2":{"hours":0,"employees":0,"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":{"2003":{"hours":200,"employees":1,"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/2402329/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/2402329/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":"2402329","dataSource":"postgres","snapshotId":"2026-10-18T09:31:49.615908+00:00","completedAt":"2026-10-18T09:31:49.615Z","sourceCount":20,"totalRows":17915666}}