{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4105579","name":"3136","status":"Active","status_date":"2024-04-16","mine_type":"Surface","coal_metal":"M","commodity":"Sand, Common","state":"TX","county":"Johnson","nearest_town":"Alvarado","operator_id":"L11428","operator_name":"Thurman Transportation Inc.","controller_id":"M08834","controller_name":"Curtis Glenn Thurman","district":"M5","office":"Dallas TX Field Office","employees":8,"latitude":32.393611,"longitude":-97.230833},"coverage":{"contributingSources":9,"registeredSources":20,"sourceRows":78},"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":"4105579","name":"3136"},"operator":{"type":"operator","id":"L11428","name":"Thurman Transportation Inc."},"controller":{"type":"controller","id":"M08834","name":"Curtis Glenn Thurman"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M08834","name":"Curtis Glenn Thurman et al"},"object":{"type":"mine","id":"4105579","name":"3136"},"validFrom":"1990-02-08","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105579|M08834|1990-02-08|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L11428","name":"Thurman Transportation Inc."},"object":{"type":"mine","id":"4105579","name":"3136"},"validFrom":"2021-08-25","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105579|L11428|2021-08-25|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M08834","name":"Curtis Glenn Thurman et al"},"object":{"type":"operator","id":"L11428","name":"Thurman Transportation Inc."},"validFrom":"2021-08-25","validTo":null,"current":true,"derived":true,"evidenceMineId":"4105579","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105579|L11428|2021-08-25|M08834|1990-02-08|144186"}}],"coverage":{"historyRecords":1,"edgeCount":3,"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":"2023-07-18","lastDate":"2023-07-18","metrics":{"daysLost":0,"injuries":1,"fatalities":0,"recentRows":1,"restrictedDays":0,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"235442","DOCUMENT_NO":"220232090001","ACCIDENT_DT":"07/18/2023","DEGREE_INJURY":"OCCUPATNAL ILLNESS NOT DEG 1-6","CLASSIFICATION":"DISORDERS (PHYSICAL AGENTS)","ACCIDENT_TYPE":"Contact with heat","OCCUPATION":"Laborer, Blacksmith, Bull gang, Parts runner, Roustabout, Pick-up man, Pitman","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"On said date and time miner was operating loader 35385 when the a/c quit working. EE stayed in that machine for another 20 minutes in which EE reported this to MGR. EE had another loader with a working a/c to use. MGR came to mine site and took EE to Urgent care where EE was treated and released to full duty.","sourceDate":"2023-07-18"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2024-04-16","lastDate":"2024-04-16","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":7,"firstDate":"2025-01-06","lastDate":"2026-06-29","metrics":{"ss":0,"delinquent":7,"recentRows":7,"paidPenalty":906,"proposedPenalty":1057,"currentAssessment":1057},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"3018024","VIOLATION_NO":"5177011","ISSUE_DT":"06/29/2026","CFR_STANDARD_CD":"56.4201(a)(2)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2026-06-29"},{"SOURCE_ROW_NUMBER":"2745877","VIOLATION_NO":"9795095","ISSUE_DT":"10/03/2025","CFR_STANDARD_CD":"56.4104(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-10-03"},{"SOURCE_ROW_NUMBER":"2745876","VIOLATION_NO":"9795094","ISSUE_DT":"10/03/2025","CFR_STANDARD_CD":"56.4402","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-10-03"},{"SOURCE_ROW_NUMBER":"2745875","VIOLATION_NO":"9795093","ISSUE_DT":"10/03/2025","CFR_STANDARD_CD":"56.14207","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-10-03"},{"SOURCE_ROW_NUMBER":"2987781","VIOLATION_NO":"5004019","ISSUE_DT":"04/16/2025","CFR_STANDARD_CD":"45.4(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-04-16"},{"SOURCE_ROW_NUMBER":"2987780","VIOLATION_NO":"5004018","ISSUE_DT":"04/16/2025","CFR_STANDARD_CD":"56.20003(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-04-16"},{"SOURCE_ROW_NUMBER":"2955836","VIOLATION_NO":"9797286","ISSUE_DT":"01/06/2025","CFR_STANDARD_CD":"56.14132(b)(1)(i)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-01-06"}]},{"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":"2021-08-25","lastDate":"2021-08-25","metrics":{"recentRows":1,"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":10,"firstDate":"2022-07-27","lastDate":"2026-06-29","metrics":{"inspectors":10,"recentRows":10,"onSiteHours":38.5,"inspectionHours":70.75,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"75818","EVENT_NO":"F02CBB8","INSPECTION_BEGIN_DT":"06/29/2026","INSPECTION_END_DT":"06/29/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8.5","SUM_TOTAL_ON_SITE_HOURS":"5.5","sourceDate":"2026-06-29"},{"SOURCE_ROW_NUMBER":"151356","EVENT_NO":"6934085","INSPECTION_BEGIN_DT":"10/03/2025","INSPECTION_END_DT":"10/03/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"6","sourceDate":"2025-10-03"},{"SOURCE_ROW_NUMBER":"950655","EVENT_NO":"F019A88","INSPECTION_BEGIN_DT":"04/22/2025","INSPECTION_END_DT":"04/22/2025","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1.25","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2025-04-22"},{"SOURCE_ROW_NUMBER":"1015100","EVENT_NO":"F019A87","INSPECTION_BEGIN_DT":"04/16/2025","INSPECTION_END_DT":"04/17/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10.5","SUM_TOTAL_ON_SITE_HOURS":"6.75","sourceDate":"2025-04-16"},{"SOURCE_ROW_NUMBER":"308611","EVENT_NO":"F0122C5","INSPECTION_BEGIN_DT":"01/06/2025","INSPECTION_END_DT":"01/08/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"15.25","SUM_TOTAL_ON_SITE_HOURS":"6.5","sourceDate":"2025-01-06"},{"SOURCE_ROW_NUMBER":"643875","EVENT_NO":"F012141","INSPECTION_BEGIN_DT":"09/20/2024","INSPECTION_END_DT":"09/20/2024","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4.75","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2024-09-20"},{"SOURCE_ROW_NUMBER":"16791","EVENT_NO":"6934054","INSPECTION_BEGIN_DT":"05/22/2024","INSPECTION_END_DT":"05/22/2024","ACTIVITY_CODE":"E17","ACTIVITY":"Special Emphasis Programs","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1.75","SUM_TOTAL_ON_SITE_HOURS":"1.25","sourceDate":"2024-05-22"},{"SOURCE_ROW_NUMBER":"465602","EVENT_NO":"6472103","INSPECTION_BEGIN_DT":"11/13/2023","INSPECTION_END_DT":"11/14/2023","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2023-11-13"},{"SOURCE_ROW_NUMBER":"1066079","EVENT_NO":"6890294","INSPECTION_BEGIN_DT":"04/16/2023","INSPECTION_END_DT":"04/18/2023","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"14.25","SUM_TOTAL_ON_SITE_HOURS":"6","sourceDate":"2023-04-16"},{"SOURCE_ROW_NUMBER":"989976","EVENT_NO":"6887800","INSPECTION_BEGIN_DT":"07/27/2022","INSPECTION_END_DT":"07/27/2022","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.5","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2022-07-27"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":38,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2026-Q2":{"hours":4559,"employees":10,"production":0},"2026-Q1":{"hours":3741,"employees":8,"production":0},"2025-Q4":{"hours":4404,"employees":9,"production":0},"2025-Q3":{"hours":5551,"employees":9,"production":0},"2025-Q2":{"hours":4292,"employees":9,"production":0},"2025-Q1":{"hours":3522,"employees":7,"production":0},"2024-Q4":{"hours":3860,"employees":7,"production":0},"2024-Q3":{"hours":3765,"employees":8,"production":0},"2024-Q2":{"hours":2928,"employees":6,"production":0},"2024-Q1":{"hours":2516,"employees":7,"production":0},"2023-Q4":{"hours":2489,"employees":8,"production":0},"2023-Q3":{"hours":2617,"employees":8,"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":12,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2021":{"hours":1258,"employees":10,"production":0},"2022":{"hours":6540,"employees":9,"production":0},"2023":{"hours":10366,"employees":10,"production":0},"2024":{"hours":13069,"employees":7,"production":0},"2025":{"hours":17769,"employees":9,"production":0},"2026":{"hours":8300,"employees":9,"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-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":7,"firstDate":"2025-01-06","lastDate":"2026-06-29","metrics":{"ss":0,"amountDue":1057,"contested":0,"amountPaid":906,"recentRows":7,"section104d":0,"unterminated":0,"proposedPenalty":1057},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2207911","VIOLATION_NO":"5177011","VIOLATION_ISSUE_DT":"06/29/2026","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":"06/29/2026","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2026-06-29"},{"SOURCE_ROW_NUMBER":"2207914","VIOLATION_NO":"9795095","VIOLATION_ISSUE_DT":"10/03/2025","SIG_SUB":"N","PART_SECTION":"56.4104(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/03/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-10-03"},{"SOURCE_ROW_NUMBER":"2207913","VIOLATION_NO":"9795094","VIOLATION_ISSUE_DT":"10/03/2025","SIG_SUB":"N","PART_SECTION":"56.4402","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/03/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-10-03"},{"SOURCE_ROW_NUMBER":"2207912","VIOLATION_NO":"9795093","VIOLATION_ISSUE_DT":"10/03/2025","SIG_SUB":"N","PART_SECTION":"56.14207","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/03/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-10-03"},{"SOURCE_ROW_NUMBER":"2207910","VIOLATION_NO":"5004019","VIOLATION_ISSUE_DT":"04/16/2025","SIG_SUB":"N","PART_SECTION":"45.4(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/22/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-04-16"},{"SOURCE_ROW_NUMBER":"2207909","VIOLATION_NO":"5004018","VIOLATION_ISSUE_DT":"04/16/2025","SIG_SUB":"N","PART_SECTION":"56.20003(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/16/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-04-16"},{"SOURCE_ROW_NUMBER":"2207908","VIOLATION_NO":"9797286","VIOLATION_ISSUE_DT":"01/06/2025","SIG_SUB":"N","PART_SECTION":"56.14132(b)(1)(i)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/08/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-01-06"}]}],"safety":{"href":"/api/v1/mines/4105579/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4105579/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.","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":"Combustible waste.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4104","part":"56","subchapter":"K","subpart":"C","id":"56.4104","citation":"30 CFR 56.4104","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":"Safety can use.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4402","part":"56","subchapter":"K","subpart":"C","id":"56.4402","citation":"30 CFR 56.4402","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":"Parking procedures for unattended equipment.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14207","part":"56","subchapter":"K","subpart":"M","id":"56.14207","citation":"30 CFR 56.14207","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":"Independent contractor register.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-G/part-45/section-45.4","part":"45","subchapter":"G","subpart":"","id":"45.4","citation":"30 CFR 45.4","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER G—FILING AND OTHER ADMINISTRATIVE REQUIREMENTS","partHeading":"PART 45—INDEPENDENT CONTRACTORS","subpartHeading":"","text":null,"occurrenceCount":1},{"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":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":"4105579","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}