{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4001286","name":"Carroll County Operations","status":"Abandoned","status_date":"2009-10-01","mine_type":"Surface","coal_metal":"M","commodity":"Common Clays NEC","state":"TN","county":"Carroll","nearest_town":"Huntingdon","operator_id":"L00645","operator_name":"Unimin Corp","controller_id":"0159743","controller_name":"Covia Holdings LLC","district":"M3","office":"Franklin TN Field Office","employees":0,"latitude":null,"longitude":null},"coverage":{"contributingSources":12,"registeredSources":20,"sourceRows":199},"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":"4001286","name":"Carroll County Operations"},"operator":{"type":"operator","id":"L00645","name":"Unimin Corp"},"controller":{"type":"controller","id":"0159743","name":"Covia Holdings LLC"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L00117","name":"Cyprus Industrial Minerals Company"},"object":{"type":"mine","id":"4001286","name":"Carroll County Operations"},"validFrom":"1950-01-01","validTo":"1980-09-21","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4001286|L00117|1950-01-01|1980-09-21"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00129","name":"Cyprus Mines Corp"},"object":{"type":"mine","id":"4001286","name":"Carroll County Operations"},"validFrom":"1950-01-01","validTo":"1980-09-21","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4001286|M00129|1950-01-01|1980-09-21"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00129","name":"Cyprus Mines Corp"},"object":{"type":"operator","id":"L00117","name":"Cyprus Industrial Minerals Company"},"validFrom":"1950-01-01","validTo":"1980-09-21","current":false,"derived":true,"evidenceMineId":"4001286","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4001286|L00117|1950-01-01|M00129|1950-01-01|104838"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00538","name":"S C R-Sibelco Nv et al"},"object":{"type":"mine","id":"4001286","name":"Carroll County Operations"},"validFrom":"1950-01-01","validTo":"2020-12-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4001286|M00538|1950-01-01|2020-12-31"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L04522","name":"Cyprus Industrial Minerals Company"},"object":{"type":"mine","id":"4001286","name":"Carroll County Operations"},"validFrom":"1980-09-22","validTo":"1989-03-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4001286|L04522|1980-09-22|1989-03-31"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M03644","name":"Cyprus Amax Minerals Company"},"object":{"type":"mine","id":"4001286","name":"Carroll County Operations"},"validFrom":"1980-09-22","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4001286|M03644|1980-09-22|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M03644","name":"Cyprus Amax Minerals Company"},"object":{"type":"operator","id":"L04522","name":"Cyprus Industrial Minerals Company"},"validFrom":"1980-09-22","validTo":"1989-03-31","current":false,"derived":true,"evidenceMineId":"4001286","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4001286|L04522|1980-09-22|M03644|1980-09-22|129632"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L10723","name":"United Clays Inc"},"object":{"type":"mine","id":"4001286","name":"Carroll County Operations"},"validFrom":"1989-04-01","validTo":"1999-09-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4001286|L10723|1989-04-01|1999-09-30"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M08318","name":"Watts Blake Bearne & Company Plc"},"object":{"type":"mine","id":"4001286","name":"Carroll County Operations"},"validFrom":"1989-04-01","validTo":"1999-09-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4001286|M08318|1989-04-01|1999-09-30"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M08318","name":"Watts Blake Bearne & Company Plc"},"object":{"type":"operator","id":"L10723","name":"United Clays Inc"},"validFrom":"1989-04-01","validTo":"1999-09-30","current":false,"derived":true,"evidenceMineId":"4001286","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4001286|L10723|1989-04-01|M08318|1989-04-01|143111"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L00645","name":"Unimin Corp"},"object":{"type":"mine","id":"4001286","name":"Carroll County Operations"},"validFrom":"1999-10-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4001286|L00645|1999-10-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00538","name":"S C R-Sibelco Nv et al"},"object":{"type":"operator","id":"L00645","name":"Unimin Corp"},"validFrom":"1999-10-01","validTo":"2020-12-31","current":false,"derived":true,"evidenceMineId":"4001286","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4001286|L00645|1999-10-01|M00538|1950-01-01|112898"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0159743","name":"Covia Holdings LLC"},"object":{"type":"mine","id":"4001286","name":"Carroll County Operations"},"validFrom":"2021-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4001286|0159743|2021-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0159743","name":"Covia Holdings LLC"},"object":{"type":"operator","id":"L00645","name":"Unimin Corp"},"validFrom":"2021-01-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"4001286","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4001286|L00645|1999-10-01|0159743|2021-01-01|33263"}}],"coverage":{"historyRecords":5,"edgeCount":14,"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":1,"firstDate":"2003-11-10","lastDate":"2003-11-10","metrics":{"daysLost":0,"injuries":1,"fatalities":0,"recentRows":0,"restrictedDays":23,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"252432","DOCUMENT_NO":"220041000038","ACCIDENT_DT":"11/10/2003","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Crane operator, Mobile equipment operator (MEO), Dragline operator, Dropball operator, Rigger","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"EE was closing a 6 inch coupling on a pump when a knot popped up on his right wrist. Although a little sensitive, it did not cause pain. He reported it, iced it and continued to work. This is a ganglion cyst.","sourceDate":"2003-11-10"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2009-10-01","lastDate":"2009-10-01","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":3,"firstDate":"2002-09-03","lastDate":"2009-07-28","metrics":{"ss":0,"delinquent":3,"recentRows":0,"paidPenalty":215,"proposedPenalty":215,"currentAssessment":215},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"279798","VIOLATION_NO":"6519651","ISSUE_DT":"07/28/2009","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":"2009-07-28"},{"SOURCE_ROW_NUMBER":"276861","VIOLATION_NO":"6097292","ISSUE_DT":"04/17/2007","CFR_STANDARD_CD":"56.14107(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2007-04-17"},{"SOURCE_ROW_NUMBER":"158360","VIOLATION_NO":"6098170","ISSUE_DT":"09/03/2002","CFR_STANDARD_CD":"56.14132(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2002-09-03"}]},{"id":"msha-contractor-production-quarterly","name":"Contractor Employment and Production — Quarterly","domains":["contractors","production","safety"],"products":["contractor exposure denominator","productivity","presence windows"],"rowCount":97,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":1,"notMineAttributable":1},"periods":{},"recentRecords":[]},{"id":"msha-contractor-production-yearly","name":"Contractor Employment and Production — Yearly","domains":["contractors","production","safety"],"products":["long-run contractor trend","annual denominator reconciliation"],"rowCount":25,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":1,"notMineAttributable":1},"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":"1999-10-01","metrics":{"recentRows":0,"currentOperatorTenures":2,"completedOperatorTenures":3},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":11,"firstDate":"2000-05-03","lastDate":"2009-07-27","metrics":{"inspectors":11,"recentRows":0,"onSiteHours":54.75,"inspectionHours":94.75,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"576597","EVENT_NO":"0932962","INSPECTION_BEGIN_DT":"07/27/2009","INSPECTION_END_DT":"07/29/2009","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"19.75","SUM_TOTAL_ON_SITE_HOURS":"9.75","sourceDate":"2009-07-27"},{"SOURCE_ROW_NUMBER":"296982","EVENT_NO":"0932211","INSPECTION_BEGIN_DT":"02/05/2009","INSPECTION_END_DT":"02/05/2009","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2009-02-05"},{"SOURCE_ROW_NUMBER":"441488","EVENT_NO":"0931358","INSPECTION_BEGIN_DT":"12/10/2007","INSPECTION_END_DT":"12/13/2007","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9","SUM_TOTAL_ON_SITE_HOURS":"7","sourceDate":"2007-12-10"},{"SOURCE_ROW_NUMBER":"608243","EVENT_NO":"0931286","INSPECTION_BEGIN_DT":"04/17/2007","INSPECTION_END_DT":"04/20/2007","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"7","sourceDate":"2007-04-17"},{"SOURCE_ROW_NUMBER":"940268","EVENT_NO":"0930704","INSPECTION_BEGIN_DT":"07/10/2006","INSPECTION_END_DT":"07/10/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2006-07-10"},{"SOURCE_ROW_NUMBER":"683180","EVENT_NO":"0929503","INSPECTION_BEGIN_DT":"11/30/2004","INSPECTION_END_DT":"11/30/2004","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9","SUM_TOTAL_ON_SITE_HOURS":"6","sourceDate":"2004-11-30"},{"SOURCE_ROW_NUMBER":"85168","EVENT_NO":"0929376","INSPECTION_BEGIN_DT":"08/10/2004","INSPECTION_END_DT":"08/10/2004","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2004-08-10"},{"SOURCE_ROW_NUMBER":"914130","EVENT_NO":"0928684","INSPECTION_BEGIN_DT":"08/04/2003","INSPECTION_END_DT":"08/08/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"18","SUM_TOTAL_ON_SITE_HOURS":"12","sourceDate":"2003-08-04"},{"SOURCE_ROW_NUMBER":"1003651","EVENT_NO":"0831549","INSPECTION_BEGIN_DT":"10/18/2002","INSPECTION_END_DT":"10/18/2002","ACTIVITY_CODE":"46","ACTIVITY":"SPECIAL ENFORCEMENT 4","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2002-10-18"},{"SOURCE_ROW_NUMBER":"79777","EVENT_NO":"0831392","INSPECTION_BEGIN_DT":"09/03/2002","INSPECTION_END_DT":"09/03/2002","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2002-09-03"},{"SOURCE_ROW_NUMBER":"979317","EVENT_NO":"0667833","INSPECTION_BEGIN_DT":"05/03/2000","INSPECTION_END_DT":"05/03/2000","ACTIVITY_CODE":"16","ACTIVITY":"PART 50 AUDIT","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2000-05-03"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":40,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2009-Q3":{"hours":888,"employees":2,"production":0},"2009-Q2":{"hours":776,"employees":2,"production":0},"2009-Q1":{"hours":534,"employees":2,"production":0},"2008-Q4":{"hours":607,"employees":2,"production":0},"2008-Q3":{"hours":880,"employees":2,"production":0},"2008-Q2":{"hours":859,"employees":3,"production":0},"2008-Q1":{"hours":818,"employees":3,"production":0},"2007-Q4":{"hours":789,"employees":3,"production":0},"2007-Q3":{"hours":1124,"employees":3,"production":0},"2007-Q2":{"hours":1043,"employees":3,"production":0},"2007-Q1":{"hours":1038,"employees":3,"production":0},"2006-Q4":{"hours":1058,"employees":3,"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":11,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2000":{"hours":8732,"employees":4,"production":0},"2001":{"hours":7685,"employees":3,"production":0},"2002":{"hours":6125,"employees":3,"production":0},"2003":{"hours":5636,"employees":3,"production":0},"2004":{"hours":5408,"employees":11,"production":0},"2005":{"hours":6375,"employees":3,"production":0},"2006":{"hours":4664,"employees":3,"production":0},"2007":{"hours":3994,"employees":3,"production":0},"2008":{"hours":3164,"employees":3,"production":0},"2009":{"hours":2198,"employees":3,"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":1,"firstDate":"2009-07-28","lastDate":"2009-07-28","metrics":{"recentRows":0,"actionTaken":1,"maxExposureRatio":0,"overExposureLimit":0,"exposureRatioTotal":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"104454","EVENT_NO":"0932962","SAMPLE_NO":"000000200907349100","SAMPLE_DATE":"07/28/2009","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Tractor Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2009-07-28"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":3,"firstDate":"2002-09-03","lastDate":"2009-07-28","metrics":{"ss":0,"amountDue":215,"contested":0,"amountPaid":215,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":215},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2061793","VIOLATION_NO":"6519651","VIOLATION_ISSUE_DT":"07/28/2009","SIG_SUB":"N","PART_SECTION":"56.12032","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"07/28/2009","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2009-07-28"},{"SOURCE_ROW_NUMBER":"2061792","VIOLATION_NO":"6097292","VIOLATION_ISSUE_DT":"04/17/2007","SIG_SUB":"N","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/18/2007","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2007-04-17"},{"SOURCE_ROW_NUMBER":"2061794","VIOLATION_NO":"6098170","VIOLATION_ISSUE_DT":"09/03/2002","SIG_SUB":"N","PART_SECTION":"56.14132(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/03/2002","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2002-09-03"}]}],"safety":{"href":"/api/v1/mines/4001286/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4001286/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":"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},{"chapter":"I","heading":"Moving machine parts.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14107","part":"56","subchapter":"K","subpart":"M","id":"56.14107","citation":"30 CFR 56.14107","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":"Horns and backup alarms.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14132","part":"56","subchapter":"K","subpart":"M","id":"56.14132","citation":"30 CFR 56.14132","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":"4001286","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}