{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"3100381","name":"Battleground Mill","status":"Active","status_date":"1972-01-13","mine_type":"Surface","coal_metal":"M","commodity":"Mica","state":"NC","county":"Cleveland","nearest_town":"Kings Mountain","operator_id":"0085604","operator_name":"Imerys Mica Kings Mountain","controller_id":"M11763","controller_name":"Imerys S A","district":"C07","office":"Knoxville TN Field Office","employees":2,"latitude":35.219722,"longitude":-81.368889},"coverage":{"contributingSources":10,"registeredSources":20,"sourceRows":384},"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":"3100381","name":"Battleground Mill"},"operator":{"type":"operator","id":"0085604","name":"Imerys Mica Kings Mountain"},"controller":{"type":"controller","id":"M11763","name":"Imerys S A"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L00537","name":"United States Gypsum Company"},"object":{"type":"mine","id":"3100381","name":"Battleground Mill"},"validFrom":"1950-01-01","validTo":"1986-12-16","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3100381|L00537|1950-01-01|1986-12-16"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00007","name":"USG Corporation"},"object":{"type":"mine","id":"3100381","name":"Battleground Mill"},"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":"3100381|M00007|1950-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00007","name":"USG Corporation"},"object":{"type":"operator","id":"L00537","name":"United States Gypsum Company"},"validFrom":"1950-01-01","validTo":"1986-12-16","current":false,"derived":true,"evidenceMineId":"3100381","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3100381|L00537|1950-01-01|M00007|1950-01-01|101151"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M01665","name":"Matthew A  Ferro Jr"},"object":{"type":"mine","id":"3100381","name":"Battleground Mill"},"validFrom":"1950-01-01","validTo":"1994-08-03","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3100381|M01665|1950-01-01|1994-08-03"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M04188","name":"Franklin Industries Inc"},"object":{"type":"mine","id":"3100381","name":"Battleground Mill"},"validFrom":"1950-01-01","validTo":"2006-11-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3100381|M04188|1950-01-01|2006-11-30"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L01850","name":"Kmg Minerals Inc"},"object":{"type":"mine","id":"3100381","name":"Battleground Mill"},"validFrom":"1986-12-17","validTo":"1994-07-27","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3100381|L01850|1986-12-17|1994-07-27"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M01665","name":"Matthew A  Ferro Jr"},"object":{"type":"operator","id":"L01850","name":"Kmg Minerals Inc"},"validFrom":"1986-12-17","validTo":"1994-07-27","current":false,"derived":true,"evidenceMineId":"3100381","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3100381|L01850|1986-12-17|M01665|1950-01-01|120155"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L12380","name":"Franklin Industrial Minerals"},"object":{"type":"mine","id":"3100381","name":"Battleground Mill"},"validFrom":"1994-07-28","validTo":"1999-11-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3100381|L12380|1994-07-28|1999-11-30"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M04188","name":"Franklin Industries Inc"},"object":{"type":"operator","id":"L12380","name":"Franklin Industrial Minerals"},"validFrom":"1994-07-28","validTo":"1999-11-30","current":false,"derived":true,"evidenceMineId":"3100381","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3100381|L12380|1994-07-28|M04188|1950-01-01|131379"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L17036","name":"Oglebay Norton Specialty Mineral"},"object":{"type":"mine","id":"3100381","name":"Battleground Mill"},"validFrom":"1999-12-01","validTo":"2005-04-14","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3100381|L17036|1999-12-01|2005-04-14"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00581","name":"Oglebay Norton Company"},"object":{"type":"mine","id":"3100381","name":"Battleground Mill"},"validFrom":"1999-12-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3100381|M00581|1999-12-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00581","name":"Oglebay Norton Company"},"object":{"type":"operator","id":"L17036","name":"Oglebay Norton Specialty Mineral"},"validFrom":"1999-12-01","validTo":"2005-04-14","current":false,"derived":true,"evidenceMineId":"3100381","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3100381|L17036|1999-12-01|M00581|1999-12-01|113267"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00060","name":"Zemex Corp"},"object":{"type":"mine","id":"3100381","name":"Battleground Mill"},"validFrom":"2005-04-14","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3100381|M00060|2005-04-14|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0060803","name":"Kings Mountain Mining LLC"},"object":{"type":"mine","id":"3100381","name":"Battleground Mill"},"validFrom":"2005-04-15","validTo":"2007-11-27","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3100381|0060803|2005-04-15|2007-11-27"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00060","name":"Zemex Corp"},"object":{"type":"operator","id":"0060803","name":"Kings Mountain Mining LLC"},"validFrom":"2005-04-15","validTo":"2007-11-27","current":false,"derived":true,"evidenceMineId":"3100381","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3100381|0060803|2005-04-15|M00060|2005-04-14|103187"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0041044","name":"Lhoist Group"},"object":{"type":"mine","id":"3100381","name":"Battleground Mill"},"validFrom":"2006-12-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3100381|0041044|2006-12-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0041044","name":"Lhoist Group"},"object":{"type":"operator","id":"L12380","name":"Franklin Industrial Minerals"},"validFrom":"2006-12-01","validTo":"1999-11-30","current":false,"derived":true,"evidenceMineId":"3100381","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3100381|L12380|1994-07-28|0041044|2006-12-01|1284"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0072251","name":"General Chemical Industrial Products Inc"},"object":{"type":"mine","id":"3100381","name":"Battleground Mill"},"validFrom":"2007-11-07","validTo":"2008-10-09","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3100381|0072251|2007-11-07|2008-10-09"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0085604","name":"Imerys Mica Kings Mountain"},"object":{"type":"mine","id":"3100381","name":"Battleground Mill"},"validFrom":"2007-11-28","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3100381|0085604|2007-11-28|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0072251","name":"General Chemical Industrial Products Inc"},"object":{"type":"operator","id":"0085604","name":"Imerys Mica Kings Mountain"},"validFrom":"2007-11-28","validTo":"2008-10-09","current":false,"derived":true,"evidenceMineId":"3100381","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3100381|0085604|2007-11-28|0072251|2007-11-07|11174"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M11763","name":"Imerys S A"},"object":{"type":"mine","id":"3100381","name":"Battleground Mill"},"validFrom":"2008-10-10","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3100381|M11763|2008-10-10|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M11763","name":"Imerys S A"},"object":{"type":"operator","id":"0085604","name":"Imerys Mica Kings Mountain"},"validFrom":"2008-10-10","validTo":null,"current":true,"derived":true,"evidenceMineId":"3100381","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3100381|0085604|2007-11-28|M11763|2008-10-10|152322"}}],"coverage":{"historyRecords":8,"edgeCount":22,"intervalAnomalies":1,"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":1,"firstDate":"2024-02-15","lastDate":"2024-02-15","metrics":{"daysLost":0,"injuries":1,"fatalities":0,"recentRows":1,"restrictedDays":14,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"144210","DOCUMENT_NO":"220240530020","ACCIDENT_DT":"02/15/2024","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"HANDTOOLS (NONPOWERED)","ACCIDENT_TYPE":"Struck by... NEC","OCCUPATION":"Warehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"EE was attempting to clean the bagging machine spout out with metal rod. The rod struck the roto packer and kicked back resulting in a right hand laceration.","sourceDate":"2024-02-15"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"1972-01-13","lastDate":"1972-01-13","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":31,"firstDate":"2000-12-12","lastDate":"2026-01-23","metrics":{"ss":4,"delinquent":31,"recentRows":5,"paidPenalty":3436,"proposedPenalty":3436,"currentAssessment":3436},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"3017320","VIOLATION_NO":"5089508","ISSUE_DT":"01/23/2026","CFR_STANDARD_CD":"56.14112(b)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"336.00","CURRENT_ASSESSMENT_AMT":"336.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2026-01-23"},{"SOURCE_ROW_NUMBER":"3017319","VIOLATION_NO":"5089507","ISSUE_DT":"01/23/2026","CFR_STANDARD_CD":"56.20003(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"226.00","CURRENT_ASSESSMENT_AMT":"226.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2026-01-23"},{"SOURCE_ROW_NUMBER":"3017318","VIOLATION_NO":"5089506","ISSUE_DT":"01/23/2026","CFR_STANDARD_CD":"56.14112(b)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"336.00","CURRENT_ASSESSMENT_AMT":"336.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2026-01-23"},{"SOURCE_ROW_NUMBER":"2939612","VIOLATION_NO":"9822338","ISSUE_DT":"01/23/2025","CFR_STANDARD_CD":"41.12","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-01-23"},{"SOURCE_ROW_NUMBER":"2708124","VIOLATION_NO":"9636265","ISSUE_DT":"10/19/2021","CFR_STANDARD_CD":"56.12018","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"125.00","CURRENT_ASSESSMENT_AMT":"125.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2021-10-19"},{"SOURCE_ROW_NUMBER":"2341985","VIOLATION_NO":"8817973","ISSUE_DT":"07/20/2016","CFR_STANDARD_CD":"50.30(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"114.00","CURRENT_ASSESSMENT_AMT":"114.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2016-07-20"},{"SOURCE_ROW_NUMBER":"2342233","VIOLATION_NO":"8906406","ISSUE_DT":"03/22/2016","CFR_STANDARD_CD":"56.4201(a)(2)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2016-03-22"},{"SOURCE_ROW_NUMBER":"2333441","VIOLATION_NO":"8813051","ISSUE_DT":"06/05/2014","CFR_STANDARD_CD":"56.12028","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2014-06-05"},{"SOURCE_ROW_NUMBER":"2333338","VIOLATION_NO":"8731950","ISSUE_DT":"12/16/2013","CFR_STANDARD_CD":"56.14112(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2013-12-16"},{"SOURCE_ROW_NUMBER":"2293054","VIOLATION_NO":"8731812","ISSUE_DT":"06/04/2013","CFR_STANDARD_CD":"56.12032","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"108.00","CURRENT_ASSESSMENT_AMT":"108.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2013-06-04"},{"SOURCE_ROW_NUMBER":"2178743","VIOLATION_NO":"8722444","ISSUE_DT":"02/19/2013","CFR_STANDARD_CD":"56.18009","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2013-02-19"},{"SOURCE_ROW_NUMBER":"2178231","VIOLATION_NO":"8635505","ISSUE_DT":"01/10/2012","CFR_STANDARD_CD":"56.12032","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2012-01-10"}]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":8,"firstDate":"1950-01-01","lastDate":"2007-11-28","metrics":{"recentRows":0,"currentOperatorTenures":2,"completedOperatorTenures":6},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":67,"firstDate":"2000-06-07","lastDate":"2026-09-09","metrics":{"inspectors":67,"recentRows":13,"onSiteHours":495.25,"inspectionHours":739,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"806307","EVENT_NO":"F041D7B","INSPECTION_BEGIN_DT":"09/09/2026","INSPECTION_END_DT":"09/10/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"12.5","SUM_TOTAL_ON_SITE_HOURS":"6.25","sourceDate":"2026-09-09"},{"SOURCE_ROW_NUMBER":"974109","EVENT_NO":"F02C234","INSPECTION_BEGIN_DT":"01/23/2026","INSPECTION_END_DT":"01/28/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"17.5","SUM_TOTAL_ON_SITE_HOURS":"13.25","sourceDate":"2026-01-23"},{"SOURCE_ROW_NUMBER":"487025","EVENT_NO":"F01AB99","INSPECTION_BEGIN_DT":"07/10/2025","INSPECTION_END_DT":"07/10/2025","ACTIVITY_CODE":"E17","ACTIVITY":"Special Emphasis Programs","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":".5","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2025-07-10"},{"SOURCE_ROW_NUMBER":"216368","EVENT_NO":"F011BF9","INSPECTION_BEGIN_DT":"04/22/2025","INSPECTION_END_DT":"04/22/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.25","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2025-04-22"},{"SOURCE_ROW_NUMBER":"551331","EVENT_NO":"F00D72F","INSPECTION_BEGIN_DT":"01/21/2025","INSPECTION_END_DT":"01/24/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"4.25","sourceDate":"2025-01-21"},{"SOURCE_ROW_NUMBER":"1024852","EVENT_NO":"6913353","INSPECTION_BEGIN_DT":"05/20/2024","INSPECTION_END_DT":"05/20/2024","ACTIVITY_CODE":"E17","ACTIVITY":"Special Emphasis Programs","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":".5","SUM_TOTAL_ON_SITE_HOURS":".25","sourceDate":"2024-05-20"},{"SOURCE_ROW_NUMBER":"241751","EVENT_NO":"6913340","INSPECTION_BEGIN_DT":"04/03/2024","INSPECTION_END_DT":"04/03/2024","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3","SUM_TOTAL_ON_SITE_HOURS":"1.5","sourceDate":"2024-04-03"},{"SOURCE_ROW_NUMBER":"338228","EVENT_NO":"6913315","INSPECTION_BEGIN_DT":"01/09/2024","INSPECTION_END_DT":"01/10/2024","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7.5","SUM_TOTAL_ON_SITE_HOURS":"5.5","sourceDate":"2024-01-09"},{"SOURCE_ROW_NUMBER":"653523","EVENT_NO":"6913129","INSPECTION_BEGIN_DT":"07/11/2023","INSPECTION_END_DT":"07/13/2023","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3.5","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2023-07-11"},{"SOURCE_ROW_NUMBER":"409020","EVENT_NO":"6912680","INSPECTION_BEGIN_DT":"01/04/2023","INSPECTION_END_DT":"01/06/2023","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7.25","SUM_TOTAL_ON_SITE_HOURS":"5.5","sourceDate":"2023-01-04"},{"SOURCE_ROW_NUMBER":"363226","EVENT_NO":"6912373","INSPECTION_BEGIN_DT":"04/19/2022","INSPECTION_END_DT":"04/20/2022","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"18.5","SUM_TOTAL_ON_SITE_HOURS":"16","sourceDate":"2022-04-19"},{"SOURCE_ROW_NUMBER":"531179","EVENT_NO":"6912322","INSPECTION_BEGIN_DT":"10/19/2021","INSPECTION_END_DT":"10/22/2021","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"20","SUM_TOTAL_ON_SITE_HOURS":"15.25","sourceDate":"2021-10-19"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":168,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2026-Q2":{"hours":1635,"employees":5,"production":0},"2026-Q1":{"hours":1488,"employees":4,"production":0},"2025-Q4":{"hours":1316,"employees":4,"production":0},"2025-Q3":{"hours":1708,"employees":4,"production":0},"2025-Q2":{"hours":1651,"employees":4,"production":0},"2025-Q1":{"hours":1754,"employees":4,"production":0},"2024-Q4":{"hours":1488,"employees":4,"production":0},"2024-Q3":{"hours":1799,"employees":3,"production":0},"2024-Q2":{"hours":1545,"employees":4,"production":0},"2024-Q1":{"hours":1727,"employees":4,"production":0},"2023-Q4":{"hours":1677,"employees":4,"production":0},"2023-Q3":{"hours":1661,"employees":5,"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":30,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2017":{"hours":8867,"employees":5,"production":0},"2018":{"hours":9084,"employees":5,"production":0},"2019":{"hours":7422,"employees":5,"production":0},"2020":{"hours":5167,"employees":4,"production":0},"2021":{"hours":6507,"employees":3,"production":0},"2022":{"hours":6761,"employees":4,"production":0},"2023":{"hours":6602,"employees":5,"production":0},"2024":{"hours":6559,"employees":4,"production":0},"2025":{"hours":6429,"employees":4,"production":0},"2026":{"hours":3123,"employees":5,"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":[]},{"id":"msha-personal-health-samples","name":"Metal and Nonmetal Personal Health Samples","domains":["health","safety"],"products":["personal exposure trend","occupation patterns","analyte coverage"],"rowCount":44,"firstDate":"2002-09-25","lastDate":"2026-01-23","metrics":{"recentRows":12,"actionTaken":44,"maxExposureRatio":1.98,"overExposureLimit":5,"exposureRatioTotal":22.43},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"302229","EVENT_NO":"F02C234","SAMPLE_NO":"000000202600243000","SAMPLE_DATE":"01/23/2026","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.58","EXPOSURE_LIMIT":"0001.15","C_OVER_E":"00.50","JOB_CD_DESC":"Dry Screen Plant Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2026-01-23"},{"SOURCE_ROW_NUMBER":"302228","EVENT_NO":"F02C234","SAMPLE_NO":"000000202600242900","SAMPLE_DATE":"01/23/2026","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.88","EXPOSURE_LIMIT":"0001.16","C_OVER_E":"00.76","JOB_CD_DESC":"Bagging Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2026-01-23"},{"SOURCE_ROW_NUMBER":"273045","EVENT_NO":"6913315","SAMPLE_NO":"000000202400078000","SAMPLE_DATE":"01/09/2024","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.32","EXPOSURE_LIMIT":"0001.30","C_OVER_E":"00.25","JOB_CD_DESC":"Bagging Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2024-01-09"},{"SOURCE_ROW_NUMBER":"273044","EVENT_NO":"6913315","SAMPLE_NO":"000000202400077900","SAMPLE_DATE":"01/09/2024","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0002.09","EXPOSURE_LIMIT":"0002.56","C_OVER_E":"00.82","JOB_CD_DESC":"Bagging Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2024-01-09"},{"SOURCE_ROW_NUMBER":"269493","EVENT_NO":"6912680","SAMPLE_NO":"000000202300051700","SAMPLE_DATE":"01/05/2023","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0001.07","EXPOSURE_LIMIT":"0001.04","C_OVER_E":"01.03","JOB_CD_DESC":"Bagging Operator","ACTION_TAKEN_DESC":"EXCEEDS THE PEL BUT NOT THE PEL X ERROR FACTOR","sourceDate":"2023-01-05"},{"SOURCE_ROW_NUMBER":"269492","EVENT_NO":"6912680","SAMPLE_NO":"000000202300051600","SAMPLE_DATE":"01/05/2023","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0001.36","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Bagging Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2023-01-05"},{"SOURCE_ROW_NUMBER":"262162","EVENT_NO":"6912373","SAMPLE_NO":"000000202201645500","SAMPLE_DATE":"04/20/2022","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.91","EXPOSURE_LIMIT":"0001.79","C_OVER_E":"00.51","JOB_CD_DESC":"Ball Mill Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2022-04-20"},{"SOURCE_ROW_NUMBER":"262161","EVENT_NO":"6912373","SAMPLE_NO":"000000202201645400","SAMPLE_DATE":"04/20/2022","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0001.64","EXPOSURE_LIMIT":"0002.78","C_OVER_E":"00.59","JOB_CD_DESC":"Ball Mill Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2022-04-20"},{"SOURCE_ROW_NUMBER":"252542","EVENT_NO":"6912322","SAMPLE_NO":"000000202104363900","SAMPLE_DATE":"10/21/2021","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0001.51","EXPOSURE_LIMIT":"0001.28","C_OVER_E":"01.18","JOB_CD_DESC":"Ball Mill Operator","ACTION_TAKEN_DESC":"EXCEEDS THE PEL BUT NOT THE PEL X ERROR FACTOR","sourceDate":"2021-10-21"},{"SOURCE_ROW_NUMBER":"252541","EVENT_NO":"6912322","SAMPLE_NO":"000000202104363800","SAMPLE_DATE":"10/21/2021","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0001.22","EXPOSURE_LIMIT":"0001.21","C_OVER_E":"01.01","JOB_CD_DESC":"Ball Mill Operator","ACTION_TAKEN_DESC":"EXCEEDS THE PEL BUT NOT THE PEL X ERROR FACTOR","sourceDate":"2021-10-21"},{"SOURCE_ROW_NUMBER":"254379","EVENT_NO":"6847684","SAMPLE_NO":"000000202102471500","SAMPLE_DATE":"06/09/2021","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0001.15","EXPOSURE_LIMIT":"0001.82","C_OVER_E":"00.63","JOB_CD_DESC":"Dry Screen Plant Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2021-06-09"},{"SOURCE_ROW_NUMBER":"254378","EVENT_NO":"6847684","SAMPLE_NO":"000000202102471400","SAMPLE_DATE":"06/09/2021","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0001.66","EXPOSURE_LIMIT":"0001.52","C_OVER_E":"01.09","JOB_CD_DESC":"Dry Screen Plant Operator","ACTION_TAKEN_DESC":"EXCEEDS THE PEL BUT NOT THE PEL X ERROR FACTOR","sourceDate":"2021-06-09"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":33,"firstDate":"2000-12-12","lastDate":"2026-09-09","metrics":{"ss":5,"amountDue":3436,"contested":0,"amountPaid":3436,"recentRows":7,"section104d":0,"unterminated":0,"proposedPenalty":3436},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1684238","VIOLATION_NO":"5088027","VIOLATION_ISSUE_DT":"09/09/2026","SIG_SUB":"N","PART_SECTION":"56.12018","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"2","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/09/2026","CONTESTED_IND":"N","sourceDate":"2026-09-09"},{"SOURCE_ROW_NUMBER":"1684237","VIOLATION_NO":"5088026","VIOLATION_ISSUE_DT":"09/09/2026","SIG_SUB":"Y","PART_SECTION":"56.20003(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"2","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/09/2026","CONTESTED_IND":"N","sourceDate":"2026-09-09"},{"SOURCE_ROW_NUMBER":"1684221","VIOLATION_NO":"5089508","VIOLATION_ISSUE_DT":"01/23/2026","SIG_SUB":"Y","PART_SECTION":"56.14112(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/23/2026","PROPOSED_PENALTY":"336","AMOUNT_DUE":"336","AMOUNT_PAID":"336","CONTESTED_IND":"N","sourceDate":"2026-01-23"},{"SOURCE_ROW_NUMBER":"1684220","VIOLATION_NO":"5089507","VIOLATION_ISSUE_DT":"01/23/2026","SIG_SUB":"Y","PART_SECTION":"56.20003(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/23/2026","PROPOSED_PENALTY":"226","AMOUNT_DUE":"226","AMOUNT_PAID":"226","CONTESTED_IND":"N","sourceDate":"2026-01-23"},{"SOURCE_ROW_NUMBER":"1684219","VIOLATION_NO":"5089506","VIOLATION_ISSUE_DT":"01/23/2026","SIG_SUB":"Y","PART_SECTION":"56.14112(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/23/2026","PROPOSED_PENALTY":"336","AMOUNT_DUE":"336","AMOUNT_PAID":"336","CONTESTED_IND":"N","sourceDate":"2026-01-23"},{"SOURCE_ROW_NUMBER":"1684218","VIOLATION_NO":"9822338","VIOLATION_ISSUE_DT":"01/23/2025","SIG_SUB":"N","PART_SECTION":"41.12","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/23/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-01-23"},{"SOURCE_ROW_NUMBER":"1684241","VIOLATION_NO":"9636265","VIOLATION_ISSUE_DT":"10/19/2021","SIG_SUB":"N","PART_SECTION":"56.12018","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/19/2021","PROPOSED_PENALTY":"125","AMOUNT_DUE":"125","AMOUNT_PAID":"125","CONTESTED_IND":"N","sourceDate":"2021-10-19"},{"SOURCE_ROW_NUMBER":"1684236","VIOLATION_NO":"8817973","VIOLATION_ISSUE_DT":"07/20/2016","SIG_SUB":"N","PART_SECTION":"50.30(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"07/20/2016","PROPOSED_PENALTY":"114","AMOUNT_DUE":"114","AMOUNT_PAID":"114","CONTESTED_IND":"N","sourceDate":"2016-07-20"},{"SOURCE_ROW_NUMBER":"1684225","VIOLATION_NO":"8906406","VIOLATION_ISSUE_DT":"03/22/2016","SIG_SUB":"N","PART_SECTION":"56.4201(a)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/22/2016","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2016-03-22"},{"SOURCE_ROW_NUMBER":"1684233","VIOLATION_NO":"8813051","VIOLATION_ISSUE_DT":"06/05/2014","SIG_SUB":"N","PART_SECTION":"56.12028","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/05/2014","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2014-06-05"},{"SOURCE_ROW_NUMBER":"1684247","VIOLATION_NO":"8731950","VIOLATION_ISSUE_DT":"12/16/2013","SIG_SUB":"N","PART_SECTION":"56.14112(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"12/16/2013","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2013-12-16"},{"SOURCE_ROW_NUMBER":"1684232","VIOLATION_NO":"8731812","VIOLATION_ISSUE_DT":"06/04/2013","SIG_SUB":"N","PART_SECTION":"56.12032","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/04/2013","PROPOSED_PENALTY":"108","AMOUNT_DUE":"108","AMOUNT_PAID":"108","CONTESTED_IND":"N","sourceDate":"2013-06-04"}]}],"safety":{"href":"/api/v1/mines/3100381/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/3100381/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":[{"chapter":"I","heading":"Identification of power switches.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12018","part":"56","subchapter":"K","subpart":"K","id":"56.12018","citation":"30 CFR 56.12018","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":2},{"chapter":"I","heading":"Housekeeping.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20003","part":"56","subchapter":"K","subpart":"S","id":"56.20003","citation":"30 CFR 56.20003","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":2},{"chapter":"I","heading":"Construction and maintenance of guards.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14112","part":"56","subchapter":"K","subpart":"M","id":"56.14112","citation":"30 CFR 56.14112","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":3},{"chapter":"I","heading":"Changes; notification by operator.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-G/part-41/subpart-B/section-41.12","part":"41","subchapter":"G","subpart":"B","id":"41.12","citation":"30 CFR 41.12","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER G—FILING AND OTHER ADMINISTRATIVE REQUIREMENTS","partHeading":"PART 41—NOTIFICATION OF LEGAL IDENTITY","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Preparation and submission of MSHA Form 7000-2—Quarterly Employment and Coal Production Report.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-D/section-50.30","part":"50","subchapter":"I","subpart":"D","id":"50.30","citation":"30 CFR 50.30","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER I—ACCIDENTS, INJURIES, ILLNESSES, EMPLOYMENT, AND PRODUCTION IN MINES","partHeading":"PART 50—NOTIFICATION, INVESTIGATION, REPORTS AND RECORDS OF ACCIDENTS, INJURIES, ILLNESSES, EMPLOYMENT, AND COAL PRODUCTION IN MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Inspection.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4201","part":"56","subchapter":"K","subpart":"C","id":"56.4201","citation":"30 CFR 56.4201","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Testing grounding systems.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12028","part":"56","subchapter":"K","subpart":"K","id":"56.12028","citation":"30 CFR 56.12028","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Inspection and cover plates.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12032","part":"56","subchapter":"K","subpart":"K","id":"56.12032","citation":"30 CFR 56.12032","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"3100381","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}