{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"2003120","name":"Piggott Pit","status":"Abandoned","status_date":"2024-07-19","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"MI","county":"Clinton","nearest_town":"Maple Rapids","operator_id":"0121671","operator_name":"Les Miller & Sons Aggregates, Inc.","controller_id":"0103395","controller_name":"James A.  Miller; Richard A.  Miller","district":"M4","office":"Lansing MI Field Office","employees":0,"latitude":43.094167,"longitude":-84.679722},"coverage":{"contributingSources":8,"registeredSources":20,"sourceRows":192},"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":"2003120","name":"Piggott Pit"},"operator":{"type":"operator","id":"0121671","name":"Les Miller & Sons Aggregates, Inc."},"controller":{"type":"controller","id":"0103395","name":"James A.  Miller; Richard A.  Miller"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M11509","name":"James A  Miller et al"},"object":{"type":"mine","id":"2003120","name":"Piggott Pit"},"validFrom":"1997-05-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2003120|M11509|1997-05-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L15106","name":"Les Miller & Sons Sand & Gravel Inc"},"object":{"type":"mine","id":"2003120","name":"Piggott Pit"},"validFrom":"1999-06-01","validTo":"2012-02-16","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2003120|L15106|1999-06-01|2012-02-16"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M11509","name":"James A  Miller et al"},"object":{"type":"operator","id":"L15106","name":"Les Miller & Sons Sand & Gravel Inc"},"validFrom":"1999-06-01","validTo":"2012-02-16","current":false,"derived":true,"evidenceMineId":"2003120","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2003120|L15106|1999-06-01|M11509|1997-05-01|151602"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M11509","name":"Glen J  Miller et al"},"object":{"type":"operator","id":"L15106","name":"Les Miller & Sons Sand & Gravel Inc"},"validFrom":"1999-06-01","validTo":"2012-02-16","current":false,"derived":true,"evidenceMineId":"2003120","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2003120|L15106|1999-06-01|M11509|1997-05-01|151603"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0121671","name":"Les Miller & Sons Aggregates, Inc."},"object":{"type":"mine","id":"2003120","name":"Piggott Pit"},"validFrom":"2012-02-17","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2003120|0121671|2012-02-17|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0103395","name":"James A.  Miller et al"},"object":{"type":"mine","id":"2003120","name":"Piggott Pit"},"validFrom":"2012-02-17","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2003120|0103395|2012-02-17|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0103395","name":"James A.  Miller et al"},"object":{"type":"operator","id":"0121671","name":"Les Miller & Sons Aggregates, Inc."},"validFrom":"2012-02-17","validTo":null,"current":true,"derived":true,"evidenceMineId":"2003120","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2003120|0121671|2012-02-17|0103395|2012-02-17|17827"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0103395","name":"Richard A.  Miller et al"},"object":{"type":"operator","id":"0121671","name":"Les Miller & Sons Aggregates, Inc."},"validFrom":"2012-02-17","validTo":null,"current":true,"derived":true,"evidenceMineId":"2003120","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2003120|0121671|2012-02-17|0103395|2012-02-17|17828"}}],"coverage":{"historyRecords":4,"edgeCount":8,"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":"2024-07-19","lastDate":"2024-07-19","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":"2006-07-26","lastDate":"2019-06-21","metrics":{"ss":0,"delinquent":6,"recentRows":0,"paidPenalty":581,"proposedPenalty":581,"currentAssessment":581},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2460949","VIOLATION_NO":"8953991","ISSUE_DT":"06/21/2019","CFR_STANDARD_CD":"56.14101(a)(2)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"121.00","CURRENT_ASSESSMENT_AMT":"121.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2019-06-21"},{"SOURCE_ROW_NUMBER":"2272937","VIOLATION_NO":"8673970","ISSUE_DT":"10/23/2013","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":"2013-10-23"},{"SOURCE_ROW_NUMBER":"2169760","VIOLATION_NO":"6562395","ISSUE_DT":"10/25/2012","CFR_STANDARD_CD":"56.4501","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2012-10-25"},{"SOURCE_ROW_NUMBER":"2168885","VIOLATION_NO":"6561893","ISSUE_DT":"11/01/2011","CFR_STANDARD_CD":"56.9301","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2011-11-01"},{"SOURCE_ROW_NUMBER":"2159632","VIOLATION_NO":"6561514","ISSUE_DT":"06/09/2011","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":"2011-06-09"},{"SOURCE_ROW_NUMBER":"343680","VIOLATION_NO":"6178942","ISSUE_DT":"07/26/2006","CFR_STANDARD_CD":"56.12004","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2006-07-26"}]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":4,"firstDate":"1999-06-01","lastDate":"2012-02-17","metrics":{"recentRows":0,"currentOperatorTenures":2,"completedOperatorTenures":2},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":25,"firstDate":"2000-06-01","lastDate":"2024-07-19","metrics":{"inspectors":26,"recentRows":4,"onSiteHours":72.75,"inspectionHours":138.75,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1088232","EVENT_NO":"6908397","INSPECTION_BEGIN_DT":"07/19/2024","INSPECTION_END_DT":"07/19/2024","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.75","SUM_TOTAL_ON_SITE_HOURS":".75","sourceDate":"2024-07-19"},{"SOURCE_ROW_NUMBER":"1115313","EVENT_NO":"6908128","INSPECTION_BEGIN_DT":"11/17/2022","INSPECTION_END_DT":"11/17/2022","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4.75","SUM_TOTAL_ON_SITE_HOURS":"1.5","sourceDate":"2022-11-17"},{"SOURCE_ROW_NUMBER":"132749","EVENT_NO":"6908002","INSPECTION_BEGIN_DT":"05/27/2022","INSPECTION_END_DT":"05/27/2022","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2022-05-27"},{"SOURCE_ROW_NUMBER":"924444","EVENT_NO":"6835966","INSPECTION_BEGIN_DT":"03/29/2021","INSPECTION_END_DT":"03/29/2021","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4.25","SUM_TOTAL_ON_SITE_HOURS":"2.25","sourceDate":"2021-03-29"},{"SOURCE_ROW_NUMBER":"562013","EVENT_NO":"6835071","INSPECTION_BEGIN_DT":"04/07/2020","INSPECTION_END_DT":"04/07/2020","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6","SUM_TOTAL_ON_SITE_HOURS":"1.5","sourceDate":"2020-04-07"},{"SOURCE_ROW_NUMBER":"278855","EVENT_NO":"6748595","INSPECTION_BEGIN_DT":"06/21/2019","INSPECTION_END_DT":"06/21/2019","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7.25","SUM_TOTAL_ON_SITE_HOURS":"4.25","sourceDate":"2019-06-21"},{"SOURCE_ROW_NUMBER":"56365","EVENT_NO":"6748069","INSPECTION_BEGIN_DT":"07/30/2018","INSPECTION_END_DT":"07/30/2018","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.75","SUM_TOTAL_ON_SITE_HOURS":".75","sourceDate":"2018-07-30"},{"SOURCE_ROW_NUMBER":"595190","EVENT_NO":"6709676","INSPECTION_BEGIN_DT":"08/02/2017","INSPECTION_END_DT":"08/02/2017","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3.25","SUM_TOTAL_ON_SITE_HOURS":"1.5","sourceDate":"2017-08-02"},{"SOURCE_ROW_NUMBER":"1014718","EVENT_NO":"6709163","INSPECTION_BEGIN_DT":"09/15/2016","INSPECTION_END_DT":"09/15/2016","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4.25","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2016-09-15"},{"SOURCE_ROW_NUMBER":"576781","EVENT_NO":"6703468","INSPECTION_BEGIN_DT":"08/13/2015","INSPECTION_END_DT":"08/13/2015","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6.5","SUM_TOTAL_ON_SITE_HOURS":"4.5","sourceDate":"2015-08-13"},{"SOURCE_ROW_NUMBER":"369438","EVENT_NO":"6635524","INSPECTION_BEGIN_DT":"10/23/2013","INSPECTION_END_DT":"10/23/2013","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9.75","SUM_TOTAL_ON_SITE_HOURS":"6.5","sourceDate":"2013-10-23"},{"SOURCE_ROW_NUMBER":"296144","EVENT_NO":"6577184","INSPECTION_BEGIN_DT":"10/25/2012","INSPECTION_END_DT":"10/31/2012","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5.75","SUM_TOTAL_ON_SITE_HOURS":"2.75","sourceDate":"2012-10-25"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":130,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2024-Q2":{"hours":0,"employees":0,"production":0},"2024-Q1":{"hours":67,"employees":1,"production":0},"2023-Q4":{"hours":0,"employees":0,"production":0},"2023-Q3":{"hours":34,"employees":1,"production":0},"2022-Q4":{"hours":0,"employees":0,"production":0},"2022-Q3":{"hours":0,"employees":0,"production":0},"2022-Q2":{"hours":0,"employees":0,"production":0},"2022-Q1":{"hours":0,"employees":0,"production":0},"2021-Q4":{"hours":0,"employees":0,"production":0},"2021-Q3":{"hours":0,"employees":0,"production":0},"2021-Q2":{"hours":0,"employees":0,"production":0},"2021-Q1":{"hours":375,"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":19,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2008":{"hours":94,"employees":1,"production":0},"2011":{"hours":959,"employees":3,"production":0},"2012":{"hours":234,"employees":1,"production":0},"2013":{"hours":399,"employees":1,"production":0},"2014":{"hours":189,"employees":1,"production":0},"2015":{"hours":103,"employees":1,"production":0},"2019":{"hours":72,"employees":1,"production":0},"2021":{"hours":375,"employees":5,"production":0},"2023":{"hours":34,"employees":1,"production":0},"2024":{"hours":67,"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-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":6,"firstDate":"2006-07-26","lastDate":"2019-06-21","metrics":{"ss":0,"amountDue":581,"contested":0,"amountPaid":581,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":581},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1319771","VIOLATION_NO":"8953991","VIOLATION_ISSUE_DT":"06/21/2019","SIG_SUB":"N","PART_SECTION":"56.14101(a)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/21/2019","PROPOSED_PENALTY":"121","AMOUNT_DUE":"121","AMOUNT_PAID":"121","CONTESTED_IND":"N","sourceDate":"2019-06-21"},{"SOURCE_ROW_NUMBER":"1319773","VIOLATION_NO":"8673970","VIOLATION_ISSUE_DT":"10/23/2013","SIG_SUB":"N","PART_SECTION":"56.12032","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/23/2013","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2013-10-23"},{"SOURCE_ROW_NUMBER":"1319774","VIOLATION_NO":"6562395","VIOLATION_ISSUE_DT":"10/25/2012","SIG_SUB":"N","PART_SECTION":"56.4501","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"10/31/2012","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2012-10-25"},{"SOURCE_ROW_NUMBER":"1319775","VIOLATION_NO":"6561893","VIOLATION_ISSUE_DT":"11/01/2011","SIG_SUB":"N","PART_SECTION":"56.9301","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/09/2011","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2011-11-01"},{"SOURCE_ROW_NUMBER":"1319770","VIOLATION_NO":"6561514","VIOLATION_ISSUE_DT":"06/09/2011","SIG_SUB":"N","PART_SECTION":"56.12028","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/09/2011","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2011-06-09"},{"SOURCE_ROW_NUMBER":"1319772","VIOLATION_NO":"6178942","VIOLATION_ISSUE_DT":"07/26/2006","SIG_SUB":"N","PART_SECTION":"56.12004","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/27/2006","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2006-07-26"}]}],"safety":{"href":"/api/v1/mines/2003120/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/2003120/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":"Brakes.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14101","part":"56","subchapter":"K","subpart":"M","id":"56.14101","citation":"30 CFR 56.14101","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},{"chapter":"I","heading":"Fuel lines.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4501","part":"56","subchapter":"K","subpart":"C","id":"56.4501","citation":"30 CFR 56.4501","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":"Dump site restraints.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9301","part":"56","subchapter":"K","subpart":"H","id":"56.9301","citation":"30 CFR 56.9301","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":"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}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"2003120","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}