{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"2302184","name":"BALLARD S & G INC","status":"Abandoned","status_date":"2005-09-09","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"MO","county":"Pulaski","nearest_town":"Crocker","operator_id":"L16462","operator_name":"Ballard Sand & Gravel Inc","controller_id":"M12594","controller_name":"Charlie  Ballard","district":"C10","office":"Rolla MO Field Office","employees":0,"latitude":null,"longitude":null},"coverage":{"contributingSources":6,"registeredSources":20,"sourceRows":35},"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":"2302184","name":"BALLARD S & G INC"},"operator":{"type":"operator","id":"L16462","name":"Ballard Sand & Gravel Inc"},"controller":{"type":"controller","id":"M12594","name":"Charlie  Ballard"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L16462","name":"Ballard Sand & Gravel Inc"},"object":{"type":"mine","id":"2302184","name":"BALLARD S & G INC"},"validFrom":"1999-05-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2302184|L16462|1999-05-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M12594","name":"Charlie  Ballard"},"object":{"type":"mine","id":"2302184","name":"BALLARD S & G INC"},"validFrom":"1999-05-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2302184|M12594|1999-05-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M12594","name":"Charlie  Ballard"},"object":{"type":"operator","id":"L16462","name":"Ballard Sand & Gravel Inc"},"validFrom":"1999-05-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"2302184","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2302184|L16462|1999-05-01|M12594|1999-05-01|154094"}}],"coverage":{"historyRecords":1,"edgeCount":3,"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":"2005-09-09","lastDate":"2005-09-09","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":1,"firstDate":"1999-05-01","lastDate":"1999-05-01","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":0},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":6,"firstDate":"2001-08-24","lastDate":"2004-11-18","metrics":{"inspectors":5,"recentRows":0,"onSiteHours":19,"inspectionHours":30,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"726632","EVENT_NO":"1029046","INSPECTION_BEGIN_DT":"11/18/2004","INSPECTION_END_DT":"11/18/2004","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2004-11-18"},{"SOURCE_ROW_NUMBER":"105879","EVENT_NO":"1023903","INSPECTION_BEGIN_DT":"10/07/2003","INSPECTION_END_DT":"10/07/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2003-10-07"},{"SOURCE_ROW_NUMBER":"135202","EVENT_NO":"1023798","INSPECTION_BEGIN_DT":"05/29/2003","INSPECTION_END_DT":"05/29/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"12","SUM_TOTAL_ON_SITE_HOURS":"9","sourceDate":"2003-05-29"},{"SOURCE_ROW_NUMBER":"908138","EVENT_NO":"1015290","INSPECTION_BEGIN_DT":"10/21/2002","INSPECTION_END_DT":"10/21/2002","ACTIVITY_CODE":"46","ACTIVITY":"SPECIAL ENFORCEMENT 4","NBR_INSPECTOR":"0","SUM_TOTAL_INSP_HOURS":"0","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2002-10-21"},{"SOURCE_ROW_NUMBER":"1023110","EVENT_NO":"0791985","INSPECTION_BEGIN_DT":"08/07/2002","INSPECTION_END_DT":"08/07/2002","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2002-08-07"},{"SOURCE_ROW_NUMBER":"935008","EVENT_NO":"0697387","INSPECTION_BEGIN_DT":"08/24/2001","INSPECTION_END_DT":"08/24/2001","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2001-08-24"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":22,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2005-Q3":{"hours":0,"employees":0,"production":0},"2005-Q2":{"hours":0,"employees":0,"production":0},"2005-Q1":{"hours":0,"employees":0,"production":0},"2004-Q4":{"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":250,"employees":1,"production":0},"2003-Q2":{"hours":100,"employees":1,"production":0},"2003-Q1":{"hours":40,"employees":1,"production":0},"2002-Q4":{"hours":45,"employees":1,"production":0},"2002-Q3":{"hours":40,"employees":1,"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":4,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2000":{"hours":1234,"employees":1,"production":0},"2001":{"hours":180,"employees":1,"production":0},"2002":{"hours":135,"employees":1,"production":0},"2003":{"hours":390,"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/2302184/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/2302184/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":"2302184","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}