{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4703619","name":"PW10","status":"Intermittent","status_date":"2011-07-30","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"WI","county":"Waukesha","nearest_town":"Waukesha","operator_id":"L06188","operator_name":"Payne & Dolan, Inc.","controller_id":"M02666","controller_name":"Kurt  Bechthold","district":"M4","office":"Peru IL Field Office","employees":3,"latitude":43.035,"longitude":-88.219167},"coverage":{"contributingSources":9,"registeredSources":20,"sourceRows":167},"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":"4703619","name":"PW10"},"operator":{"type":"operator","id":"L06188","name":"Payne & Dolan, Inc."},"controller":{"type":"controller","id":"M02666","name":"Kurt  Bechthold"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M02666","name":"Kurt  Bechthold et al"},"object":{"type":"mine","id":"4703619","name":"PW10"},"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":"4703619|M02666|1950-01-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L06188","name":"Payne & Dolan, Inc."},"object":{"type":"mine","id":"4703619","name":"PW10"},"validFrom":"2011-11-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4703619|L06188|2011-11-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M02666","name":"Kurt  Bechthold et al"},"object":{"type":"operator","id":"L06188","name":"Payne & Dolan, Inc."},"validFrom":"2011-11-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"4703619","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4703619|L06188|2011-11-01|M02666|1950-01-01|126528"}}],"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":"2011-07-30","lastDate":"2011-07-30","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":6,"firstDate":"2011-11-22","lastDate":"2024-08-27","metrics":{"ss":0,"delinquent":4,"recentRows":2,"paidPenalty":736,"proposedPenalty":736,"currentAssessment":736},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2911182","VIOLATION_NO":"9695109","ISSUE_DT":"08/27/2024","CFR_STANDARD_CD":"56.4101","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"147.00","CURRENT_ASSESSMENT_AMT":"147.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2024-08-27"},{"SOURCE_ROW_NUMBER":"2704619","VIOLATION_NO":"9694605","ISSUE_DT":"08/16/2023","CFR_STANDARD_CD":"56.12018","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"143.00","CURRENT_ASSESSMENT_AMT":"143.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2023-08-16"},{"SOURCE_ROW_NUMBER":"2449358","VIOLATION_NO":"8956634","ISSUE_DT":"07/26/2017","CFR_STANDARD_CD":"56.12004","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"116.00","CURRENT_ASSESSMENT_AMT":"116.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2017-07-26"},{"SOURCE_ROW_NUMBER":"2449357","VIOLATION_NO":"8956633","ISSUE_DT":"07/26/2017","CFR_STANDARD_CD":"56.14207","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"116.00","CURRENT_ASSESSMENT_AMT":"116.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2017-07-26"},{"SOURCE_ROW_NUMBER":"2385994","VIOLATION_NO":"8890760","ISSUE_DT":"09/07/2016","CFR_STANDARD_CD":"56.4101","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"114.00","CURRENT_ASSESSMENT_AMT":"114.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2016-09-07"},{"SOURCE_ROW_NUMBER":"2071591","VIOLATION_NO":"8661329","ISSUE_DT":"11/22/2011","CFR_STANDARD_CD":"56.12018","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2011-11-22"}]},{"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":"2011-11-01","lastDate":"2011-11-01","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":18,"firstDate":"2011-09-20","lastDate":"2026-08-21","metrics":{"inspectors":18,"recentRows":5,"onSiteHours":84,"inspectionHours":162.5,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"855649","EVENT_NO":"F009A81","INSPECTION_BEGIN_DT":"08/21/2026","INSPECTION_END_DT":"08/21/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6","SUM_TOTAL_ON_SITE_HOURS":"4.5","sourceDate":"2026-08-21"},{"SOURCE_ROW_NUMBER":"68057","EVENT_NO":"F0175BC","INSPECTION_BEGIN_DT":"07/07/2025","INSPECTION_END_DT":"07/08/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10.75","SUM_TOTAL_ON_SITE_HOURS":"4.25","sourceDate":"2025-07-07"},{"SOURCE_ROW_NUMBER":"764077","EVENT_NO":"F0043CC","INSPECTION_BEGIN_DT":"08/27/2024","INSPECTION_END_DT":"08/27/2024","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2024-08-27"},{"SOURCE_ROW_NUMBER":"639513","EVENT_NO":"6909904","INSPECTION_BEGIN_DT":"08/16/2023","INSPECTION_END_DT":"08/16/2023","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7.5","SUM_TOTAL_ON_SITE_HOURS":"5.25","sourceDate":"2023-08-16"},{"SOURCE_ROW_NUMBER":"311414","EVENT_NO":"6905721","INSPECTION_BEGIN_DT":"08/02/2022","INSPECTION_END_DT":"08/02/2022","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6.5","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2022-08-02"},{"SOURCE_ROW_NUMBER":"109112","EVENT_NO":"6840536","INSPECTION_BEGIN_DT":"11/09/2020","INSPECTION_END_DT":"11/10/2020","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"13","SUM_TOTAL_ON_SITE_HOURS":"6.25","sourceDate":"2020-11-09"},{"SOURCE_ROW_NUMBER":"900380","EVENT_NO":"6840132","INSPECTION_BEGIN_DT":"05/29/2020","INSPECTION_END_DT":"05/29/2020","ACTIVITY_CODE":"E25","ACTIVITY":"Part 50 Audit","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2020-05-29"},{"SOURCE_ROW_NUMBER":"1052808","EVENT_NO":"6834560","INSPECTION_BEGIN_DT":"11/05/2019","INSPECTION_END_DT":"11/05/2019","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7.75","SUM_TOTAL_ON_SITE_HOURS":"6.5","sourceDate":"2019-11-05"},{"SOURCE_ROW_NUMBER":"381114","EVENT_NO":"6834374","INSPECTION_BEGIN_DT":"07/11/2019","INSPECTION_END_DT":"07/11/2019","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8.5","SUM_TOTAL_ON_SITE_HOURS":"5.25","sourceDate":"2019-07-11"},{"SOURCE_ROW_NUMBER":"248041","EVENT_NO":"6742877","INSPECTION_BEGIN_DT":"05/22/2018","INSPECTION_END_DT":"05/23/2018","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4.75","SUM_TOTAL_ON_SITE_HOURS":"2.75","sourceDate":"2018-05-22"},{"SOURCE_ROW_NUMBER":"712348","EVENT_NO":"6742801","INSPECTION_BEGIN_DT":"07/26/2017","INSPECTION_END_DT":"07/27/2017","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"15","SUM_TOTAL_ON_SITE_HOURS":"7.5","sourceDate":"2017-07-26"},{"SOURCE_ROW_NUMBER":"7770","EVENT_NO":"6705229","INSPECTION_BEGIN_DT":"09/07/2016","INSPECTION_END_DT":"09/07/2016","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10","SUM_TOTAL_ON_SITE_HOURS":"4.25","sourceDate":"2016-09-07"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":103,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2026-Q2":{"hours":683,"employees":1,"production":0},"2026-Q1":{"hours":0,"employees":0,"production":0},"2025-Q4":{"hours":626,"employees":1,"production":0},"2025-Q3":{"hours":799,"employees":2,"production":0},"2025-Q2":{"hours":247,"employees":1,"production":0},"2025-Q1":{"hours":0,"employees":0,"production":0},"2024-Q4":{"hours":452,"employees":1,"production":0},"2024-Q3":{"hours":654,"employees":1,"production":0},"2024-Q2":{"hours":266,"employees":1,"production":0},"2024-Q1":{"hours":0,"employees":0,"production":0},"2023-Q4":{"hours":259,"employees":1,"production":0},"2023-Q3":{"hours":671,"employees":1,"production":0}},"recentRecords":[]},{"id":"msha-mine-production-yearly","name":"Mine Employment and Production — Yearly","domains":["production","safety","compliance"],"products":["annual trend","backfill","quarterly reconciliation"],"rowCount":28,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2017":{"hours":3173,"employees":3,"production":0},"2018":{"hours":1352,"employees":2,"production":0},"2019":{"hours":1482,"employees":2,"production":0},"2020":{"hours":2566,"employees":2,"production":0},"2021":{"hours":2556,"employees":2,"production":0},"2022":{"hours":2190,"employees":3,"production":0},"2023":{"hours":1596,"employees":2,"production":0},"2024":{"hours":1372,"employees":1,"production":0},"2025":{"hours":1672,"employees":1,"production":0},"2026":{"hours":683,"employees":1,"production":0}},"recentRecords":[]},{"id":"msha-mines","name":"Mines","domains":["identity","production","logistics"],"products":["mine identity","status","commodity","location","operator and controller"],"rowCount":1,"firstDate":null,"lastDate":null,"metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-personal-health-samples","name":"Metal and Nonmetal Personal Health Samples","domains":["health","safety"],"products":["personal exposure trend","occupation patterns","analyte coverage"],"rowCount":3,"firstDate":"2013-10-23","lastDate":"2020-11-10","metrics":{"recentRows":0,"actionTaken":3,"maxExposureRatio":0,"overExposureLimit":0,"exposureRatioTotal":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"244290","EVENT_NO":"6840536","SAMPLE_NO":"000000202004561500","SAMPLE_DATE":"11/10/2020","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":"2020-11-10"},{"SOURCE_ROW_NUMBER":"244289","EVENT_NO":"6840536","SAMPLE_NO":"000000202004561400","SAMPLE_DATE":"11/10/2020","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Cleanup Man","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2020-11-10"},{"SOURCE_ROW_NUMBER":"158967","EVENT_NO":"6580951","SAMPLE_NO":"000000201307884800","SAMPLE_DATE":"10/23/2013","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2013-10-23"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":6,"firstDate":"2011-11-22","lastDate":"2024-08-27","metrics":{"ss":0,"amountDue":736,"contested":0,"amountPaid":736,"recentRows":2,"section104d":0,"unterminated":0,"proposedPenalty":736},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"3029839","VIOLATION_NO":"9695109","VIOLATION_ISSUE_DT":"08/27/2024","SIG_SUB":"N","PART_SECTION":"56.4101","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/27/2024","PROPOSED_PENALTY":"147","AMOUNT_DUE":"147","AMOUNT_PAID":"147","CONTESTED_IND":"N","sourceDate":"2024-08-27"},{"SOURCE_ROW_NUMBER":"3029838","VIOLATION_NO":"9694605","VIOLATION_ISSUE_DT":"08/16/2023","SIG_SUB":"N","PART_SECTION":"56.12018","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/16/2023","PROPOSED_PENALTY":"143","AMOUNT_DUE":"143","AMOUNT_PAID":"143","CONTESTED_IND":"N","sourceDate":"2023-08-16"},{"SOURCE_ROW_NUMBER":"3029837","VIOLATION_NO":"8956634","VIOLATION_ISSUE_DT":"07/26/2017","SIG_SUB":"N","PART_SECTION":"56.12004","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"07/26/2017","PROPOSED_PENALTY":"116","AMOUNT_DUE":"116","AMOUNT_PAID":"116","CONTESTED_IND":"N","sourceDate":"2017-07-26"},{"SOURCE_ROW_NUMBER":"3029836","VIOLATION_NO":"8956633","VIOLATION_ISSUE_DT":"07/26/2017","SIG_SUB":"N","PART_SECTION":"56.14207","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/26/2017","PROPOSED_PENALTY":"116","AMOUNT_DUE":"116","AMOUNT_PAID":"116","CONTESTED_IND":"N","sourceDate":"2017-07-26"},{"SOURCE_ROW_NUMBER":"3029840","VIOLATION_NO":"8890760","VIOLATION_ISSUE_DT":"09/07/2016","SIG_SUB":"N","PART_SECTION":"56.4101","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/07/2016","PROPOSED_PENALTY":"114","AMOUNT_DUE":"114","AMOUNT_PAID":"114","CONTESTED_IND":"N","sourceDate":"2016-09-07"},{"SOURCE_ROW_NUMBER":"3029841","VIOLATION_NO":"8661329","VIOLATION_ISSUE_DT":"11/22/2011","SIG_SUB":"N","PART_SECTION":"56.12018","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/22/2011","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2011-11-22"}]}],"safety":{"href":"/api/v1/mines/4703619/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4703619/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":"Warning signs.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4101","part":"56","subchapter":"K","subpart":"C","id":"56.4101","citation":"30 CFR 56.4101","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":"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":"Electrical conductors.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12004","part":"56","subchapter":"K","subpart":"K","id":"56.12004","citation":"30 CFR 56.12004","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}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"4703619","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}