{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"0405092","name":"Andrew","status":"Abandoned","status_date":"2017-06-27","mine_type":"Surface","coal_metal":"M","commodity":"Tungsten Ore","state":"CA","county":"Los Angeles","nearest_town":"Mt Baldy Village","operator_id":"L32277","operator_name":"Curtis Tungsten","controller_id":"M32277","controller_name":"Ronald L  Curtis","district":"M7","office":"San Bernardino CA Field Office","employees":0,"latitude":34.231389,"longitude":-117.661944},"coverage":{"contributingSources":9,"registeredSources":20,"sourceRows":111},"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":"0405092","name":"Andrew"},"operator":{"type":"operator","id":"L32277","name":"Curtis Tungsten"},"controller":{"type":"controller","id":"M32277","name":"Ronald L  Curtis"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L32277","name":"Curtis Tungsten"},"object":{"type":"mine","id":"0405092","name":"Andrew"},"validFrom":"1989-12-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0405092|L32277|1989-12-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M32277","name":"Ronald L  Curtis"},"object":{"type":"mine","id":"0405092","name":"Andrew"},"validFrom":"1989-12-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0405092|M32277|1989-12-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M32277","name":"Ronald L  Curtis"},"object":{"type":"operator","id":"L32277","name":"Curtis Tungsten"},"validFrom":"1989-12-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"0405092","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0405092|L32277|1989-12-01|M32277|1989-12-01|160692"}}],"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":"2017-06-27","lastDate":"2017-06-27","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":9,"firstDate":"2010-09-29","lastDate":"2015-09-23","metrics":{"ss":1,"delinquent":9,"recentRows":0,"paidPenalty":1475.77,"proposedPenalty":2493,"currentAssessment":2493},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2195498","VIOLATION_NO":"8788376","ISSUE_DT":"09/23/2015","CFR_STANDARD_CD":"56.1000","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2015-09-23"},{"SOURCE_ROW_NUMBER":"2195386","VIOLATION_NO":"8788255","ISSUE_DT":"02/19/2015","CFR_STANDARD_CD":"56.18010","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2015-02-19"},{"SOURCE_ROW_NUMBER":"2195385","VIOLATION_NO":"8788254","ISSUE_DT":"02/19/2015","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":"2015-02-19"},{"SOURCE_ROW_NUMBER":"2194687","VIOLATION_NO":"8781803","ISSUE_DT":"02/24/2014","CFR_STANDARD_CD":"50.30(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2014-02-24"},{"SOURCE_ROW_NUMBER":"649562","VIOLATION_NO":"8689765","ISSUE_DT":"09/16/2013","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":"2013-09-16"},{"SOURCE_ROW_NUMBER":"630233","VIOLATION_NO":"8560858","ISSUE_DT":"09/29/2010","CFR_STANDARD_CD":"57.6900","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"162.00","CURRENT_ASSESSMENT_AMT":"162.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2010-09-29"},{"SOURCE_ROW_NUMBER":"630232","VIOLATION_NO":"8560857","ISSUE_DT":"09/29/2010","CFR_STANDARD_CD":"57.6160(b)(3)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"162.00","CURRENT_ASSESSMENT_AMT":"162.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2010-09-29"},{"SOURCE_ROW_NUMBER":"630231","VIOLATION_NO":"8560856","ISSUE_DT":"09/29/2010","CFR_STANDARD_CD":"56.1000","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2010-09-29"},{"SOURCE_ROW_NUMBER":"630230","VIOLATION_NO":"8560855","ISSUE_DT":"09/29/2010","CFR_STANDARD_CD":"48.25","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Order","PROPOSED_PENALTY_AMT":"1569.00","CURRENT_ASSESSMENT_AMT":"1569.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2010-09-29"}]},{"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":"1989-12-01","lastDate":"1989-12-01","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":11,"firstDate":"2010-09-29","lastDate":"2017-06-26","metrics":{"inspectors":12,"recentRows":0,"onSiteHours":43.75,"inspectionHours":180,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"719751","EVENT_NO":"6669287","INSPECTION_BEGIN_DT":"06/26/2017","INSPECTION_END_DT":"06/26/2017","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2017-06-26"},{"SOURCE_ROW_NUMBER":"232776","EVENT_NO":"6668864","INSPECTION_BEGIN_DT":"07/28/2016","INSPECTION_END_DT":"07/28/2016","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2016-07-28"},{"SOURCE_ROW_NUMBER":"788742","EVENT_NO":"6595668","INSPECTION_BEGIN_DT":"09/23/2015","INSPECTION_END_DT":"09/23/2015","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2015-09-23"},{"SOURCE_ROW_NUMBER":"339267","EVENT_NO":"6595617","INSPECTION_BEGIN_DT":"02/18/2015","INSPECTION_END_DT":"02/19/2015","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"32","SUM_TOTAL_ON_SITE_HOURS":"17.25","sourceDate":"2015-02-18"},{"SOURCE_ROW_NUMBER":"938168","EVENT_NO":"6595293","INSPECTION_BEGIN_DT":"09/17/2014","INSPECTION_END_DT":"09/17/2014","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"18","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2014-09-17"},{"SOURCE_ROW_NUMBER":"11659","EVENT_NO":"6595257","INSPECTION_BEGIN_DT":"02/24/2014","INSPECTION_END_DT":"02/24/2014","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1.5","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2014-02-24"},{"SOURCE_ROW_NUMBER":"904262","EVENT_NO":"1160583","INSPECTION_BEGIN_DT":"08/07/2013","INSPECTION_END_DT":"09/16/2013","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"23.5","SUM_TOTAL_ON_SITE_HOURS":"8","sourceDate":"2013-08-07"},{"SOURCE_ROW_NUMBER":"379658","EVENT_NO":"1160609","INSPECTION_BEGIN_DT":"05/30/2012","INSPECTION_END_DT":"05/30/2012","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"13","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2012-05-30"},{"SOURCE_ROW_NUMBER":"1140599","EVENT_NO":"1152483","INSPECTION_BEGIN_DT":"09/20/2011","INSPECTION_END_DT":"09/20/2011","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10.5","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2011-09-20"},{"SOURCE_ROW_NUMBER":"499164","EVENT_NO":"1141462","INSPECTION_BEGIN_DT":"03/30/2011","INSPECTION_END_DT":"03/30/2011","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4.5","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2011-03-30"},{"SOURCE_ROW_NUMBER":"325331","EVENT_NO":"1152527","INSPECTION_BEGIN_DT":"09/29/2010","INSPECTION_END_DT":"10/07/2010","ACTIVITY_CODE":"E04","ACTIVITY":"Verbal Hazard Complaint Inspections","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"57","SUM_TOTAL_ON_SITE_HOURS":"7","sourceDate":"2010-09-29"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":63,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2017-Q1":{"hours":0,"employees":0,"production":0},"2016-Q4":{"hours":1440,"employees":2,"production":0},"2016-Q3":{"hours":1360,"employees":2,"production":0},"2016-Q2":{"hours":960,"employees":2,"production":0},"2016-Q1":{"hours":960,"employees":3,"production":0},"2015-Q4":{"hours":960,"employees":3,"production":0},"2015-Q3":{"hours":1440,"employees":3,"production":0},"2015-Q2":{"hours":1440,"employees":3,"production":0},"2015-Q1":{"hours":1440,"employees":3,"production":0},"2014-Q4":{"hours":1728,"employees":4,"production":0},"2014-Q3":{"hours":1728,"employees":4,"production":0},"2014-Q2":{"hours":1512,"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":{"2010":{"hours":2810,"employees":7,"production":0},"2011":{"hours":320,"employees":3,"production":0},"2012":{"hours":1808,"employees":9,"production":0},"2013":{"hours":4304,"employees":5,"production":0},"2014":{"hours":6696,"employees":4,"production":0},"2015":{"hours":5280,"employees":3,"production":0},"2016":{"hours":4720,"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":[]},{"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":"2015-02-19","lastDate":"2015-02-19","metrics":{"recentRows":0,"actionTaken":1,"maxExposureRatio":0,"overExposureLimit":0,"exposureRatioTotal":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"178045","EVENT_NO":"6595617","SAMPLE_NO":"000000201502141800","SAMPLE_DATE":"02/19/2015","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Supervisor, Co. Official","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2015-02-19"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":13,"firstDate":"2010-09-29","lastDate":"2015-09-23","metrics":{"ss":1,"amountDue":2493,"contested":0,"amountPaid":1475.77,"recentRows":0,"section104d":0,"unterminated":3,"proposedPenalty":2493},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"252384","VIOLATION_NO":"8788376","VIOLATION_ISSUE_DT":"09/23/2015","SIG_SUB":"N","PART_SECTION":"56.1000","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"09/23/2015","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2015-09-23"},{"SOURCE_ROW_NUMBER":"252381","VIOLATION_NO":"8788335","VIOLATION_ISSUE_DT":"08/10/2015","PART_SECTION":"56.18010","CIT_ORD_SAFE":"Order","NO_AFFECTED":"0","TERMINATION_DT":"06/26/2017","CONTESTED_IND":"N","sourceDate":"2015-08-10"},{"SOURCE_ROW_NUMBER":"252380","VIOLATION_NO":"8788255","VIOLATION_ISSUE_DT":"02/19/2015","SIG_SUB":"N","PART_SECTION":"56.18010","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2015-02-19"},{"SOURCE_ROW_NUMBER":"252379","VIOLATION_NO":"8788254","VIOLATION_ISSUE_DT":"02/19/2015","SIG_SUB":"N","PART_SECTION":"56.12028","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/10/2015","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2015-02-19"},{"SOURCE_ROW_NUMBER":"252382","VIOLATION_NO":"8781803","VIOLATION_ISSUE_DT":"02/24/2014","SIG_SUB":"N","PART_SECTION":"50.30(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"02/24/2014","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2014-02-24"},{"SOURCE_ROW_NUMBER":"252383","VIOLATION_NO":"8689765","VIOLATION_ISSUE_DT":"09/16/2013","SIG_SUB":"N","PART_SECTION":"56.12028","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/18/2013","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2013-09-16"},{"SOURCE_ROW_NUMBER":"252391","VIOLATION_NO":"8560911","VIOLATION_ISSUE_DT":"02/14/2011","PART_SECTION":"57.6900","CIT_ORD_SAFE":"Order","NO_AFFECTED":"0","TERMINATION_DT":"05/30/2012","CONTESTED_IND":"N","sourceDate":"2011-02-14"},{"SOURCE_ROW_NUMBER":"252390","VIOLATION_NO":"8560910","VIOLATION_ISSUE_DT":"02/14/2011","PART_SECTION":"57.6160(b)(3)","CIT_ORD_SAFE":"Order","NO_AFFECTED":"0","TERMINATION_DT":"05/30/2012","CONTESTED_IND":"N","sourceDate":"2011-02-14"},{"SOURCE_ROW_NUMBER":"252389","VIOLATION_NO":"8560858","VIOLATION_ISSUE_DT":"09/29/2010","SIG_SUB":"N","PART_SECTION":"57.6900","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"HighNegligence","PROPOSED_PENALTY":"162","AMOUNT_DUE":"162","AMOUNT_PAID":"162","CONTESTED_IND":"N","sourceDate":"2010-09-29"},{"SOURCE_ROW_NUMBER":"252388","VIOLATION_NO":"8560857","VIOLATION_ISSUE_DT":"09/29/2010","SIG_SUB":"N","PART_SECTION":"57.6160(b)(3)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"HighNegligence","PROPOSED_PENALTY":"162","AMOUNT_DUE":"162","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2010-09-29"},{"SOURCE_ROW_NUMBER":"252387","VIOLATION_NO":"8560856","VIOLATION_ISSUE_DT":"09/29/2010","SIG_SUB":"N","PART_SECTION":"56.1000","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"09/29/2010","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2010-09-29"},{"SOURCE_ROW_NUMBER":"252386","VIOLATION_NO":"8560855","VIOLATION_ISSUE_DT":"09/29/2010","SIG_SUB":"Y","PART_SECTION":"48.25","CIT_ORD_SAFE":"Order","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"5","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"01/27/2011","PROPOSED_PENALTY":"1569","AMOUNT_DUE":"1569","AMOUNT_PAID":"1313.77","CONTESTED_IND":"N","sourceDate":"2010-09-29"}]}],"safety":{"href":"/api/v1/mines/0405092/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/0405092/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":"Notification of commencement of operations and closing of mines.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-A/section-56.1000","part":"56","subchapter":"K","subpart":"A","id":"56.1000","citation":"30 CFR 56.1000","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":"First aid.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-Q/section-56.18010","part":"56","subchapter":"K","subpart":"Q","id":"56.18010","citation":"30 CFR 56.18010","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":"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":2},{"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":"Damaged or deteriorated explosive material.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-E/section-57.6900","part":"57","subchapter":"K","subpart":"E","id":"57.6900","citation":"30 CFR 57.6900","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":2},{"chapter":"I","heading":"Main facilities.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-E/section-57.6160","part":"57","subchapter":"K","subpart":"E","id":"57.6160","citation":"30 CFR 57.6160","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":2},{"chapter":"I","heading":"Training of new miners; minimum courses of instruction; hours of instruction.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-48/subpart-B/section-48.25","part":"48","subchapter":"H","subpart":"B","id":"48.25","citation":"30 CFR 48.25","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER H—EDUCATION AND TRAINING","partHeading":"PART 48—TRAINING AND RETRAINING OF MINERS","subpartHeading":"","text":null,"occurrenceCount":1}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"0405092","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}