{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4104058","name":"DICO STONE CO.","status":"Abandoned","status_date":"2001-03-08","mine_type":"Surface","coal_metal":"M","commodity":"Dimension Limestone","state":"TX","county":"Palo Pinto","nearest_town":"","operator_id":"L16257","operator_name":"Dico Stone Company","controller_id":"M12434","controller_name":"Dale  Ireland","district":"M5","office":"Dallas TX Field Office","employees":0,"latitude":null,"longitude":null},"coverage":{"contributingSources":9,"registeredSources":20,"sourceRows":35},"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":"4104058","name":"DICO STONE CO."},"operator":{"type":"operator","id":"L16257","name":"Dico Stone Company"},"controller":{"type":"controller","id":"M12434","name":"Dale  Ireland"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L16257","name":"Dico Stone Company"},"object":{"type":"mine","id":"4104058","name":"DICO STONE CO."},"validFrom":"1999-02-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4104058|L16257|1999-02-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M12434","name":"Dale  Ireland"},"object":{"type":"mine","id":"4104058","name":"DICO STONE CO."},"validFrom":"1999-02-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4104058|M12434|1999-02-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M12434","name":"Dale  Ireland"},"object":{"type":"operator","id":"L16257","name":"Dico Stone Company"},"validFrom":"1999-02-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"4104058","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4104058|L16257|1999-02-01|M12434|1999-02-01|153741"}}],"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":"2001-03-08","lastDate":"2001-03-08","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":"2000-04-11","lastDate":"2000-06-28","metrics":{"ss":6,"delinquent":9,"recentRows":0,"paidPenalty":1349,"proposedPenalty":4896,"currentAssessment":3349},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"77238","VIOLATION_NO":"7893892","ISSUE_DT":"06/28/2000","CFR_STANDARD_CD":"56.14130(g)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"2000.00","CURRENT_ASSESSMENT_AMT":"2000.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-06-28"},{"SOURCE_ROW_NUMBER":"77207","VIOLATION_NO":"7893856","ISSUE_DT":"04/27/2000","CFR_STANDARD_CD":"56.15004","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"294.00","CURRENT_ASSESSMENT_AMT":"294.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-04-27"},{"SOURCE_ROW_NUMBER":"77191","VIOLATION_NO":"7893840","ISSUE_DT":"04/11/2000","CFR_STANDARD_CD":"56.15001","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-04-11"},{"SOURCE_ROW_NUMBER":"77190","VIOLATION_NO":"7893839","ISSUE_DT":"04/11/2000","CFR_STANDARD_CD":"56.14130(c)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-04-11"},{"SOURCE_ROW_NUMBER":"77189","VIOLATION_NO":"7893838","ISSUE_DT":"04/11/2000","CFR_STANDARD_CD":"56.15004","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"294.00","CURRENT_ASSESSMENT_AMT":"109.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-04-11"},{"SOURCE_ROW_NUMBER":"77188","VIOLATION_NO":"7893837","ISSUE_DT":"04/11/2000","CFR_STANDARD_CD":"56.9300(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"872.00","CURRENT_ASSESSMENT_AMT":"336.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-04-11"},{"SOURCE_ROW_NUMBER":"77187","VIOLATION_NO":"7893836","ISSUE_DT":"04/11/2000","CFR_STANDARD_CD":"56.14132(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"399.00","CURRENT_ASSESSMENT_AMT":"109.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-04-11"},{"SOURCE_ROW_NUMBER":"77186","VIOLATION_NO":"7893835","ISSUE_DT":"04/11/2000","CFR_STANDARD_CD":"56.14101(a)(2)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-04-11"},{"SOURCE_ROW_NUMBER":"77185","VIOLATION_NO":"7893833","ISSUE_DT":"04/11/2000","CFR_STANDARD_CD":"56.14130(a)(3)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"872.00","CURRENT_ASSESSMENT_AMT":"336.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-04-11"}]},{"id":"msha-civil-penalty-dockets-decisions","name":"Civil Penalty Dockets and Decisions","domains":["compliance","legal"],"products":["docket lineage","decision outcomes","citation packet precedent"],"rowCount":6,"firstDate":"2001-04-10","lastDate":"2001-04-10","metrics":{"appeals":0,"decisions":6,"recentRows":0,"decisionPenalty":1000,"originalPenalty":2547},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"479978","VIOLATION_NO":"7893839","DOCKET_NO":"CENT20000348M","DECISION_DT":"04/10/2001","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"55.00","DECISION_PENALTY_AMT":"55.00","JUDGE_FIRST_NAME":"Jacqueline","JUDGE_LAST_NAME":"Bulluck","sourceDate":"2001-04-10"},{"SOURCE_ROW_NUMBER":"479977","VIOLATION_NO":"7893836","DOCKET_NO":"CENT20000348M","DECISION_DT":"04/10/2001","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"399.00","DECISION_PENALTY_AMT":"109.00","JUDGE_FIRST_NAME":"Jacqueline","JUDGE_LAST_NAME":"Bulluck","sourceDate":"2001-04-10"},{"SOURCE_ROW_NUMBER":"479800","VIOLATION_NO":"7893840","DOCKET_NO":"CENT20000348M","DECISION_DT":"04/10/2001","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"55.00","DECISION_PENALTY_AMT":"55.00","JUDGE_FIRST_NAME":"Jacqueline","JUDGE_LAST_NAME":"Bulluck","sourceDate":"2001-04-10"},{"SOURCE_ROW_NUMBER":"478473","VIOLATION_NO":"7893837","DOCKET_NO":"CENT20000348M","DECISION_DT":"04/10/2001","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"872.00","DECISION_PENALTY_AMT":"336.00","JUDGE_FIRST_NAME":"Jacqueline","JUDGE_LAST_NAME":"Bulluck","sourceDate":"2001-04-10"},{"SOURCE_ROW_NUMBER":"179081","VIOLATION_NO":"7893838","DOCKET_NO":"CENT20000348M","DECISION_DT":"04/10/2001","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"294.00","DECISION_PENALTY_AMT":"109.00","JUDGE_FIRST_NAME":"Jacqueline","JUDGE_LAST_NAME":"Bulluck","sourceDate":"2001-04-10"},{"SOURCE_ROW_NUMBER":"179080","VIOLATION_NO":"7893833","DOCKET_NO":"CENT20000348M","DECISION_DT":"04/10/2001","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"872.00","DECISION_PENALTY_AMT":"336.00","JUDGE_FIRST_NAME":"Jacqueline","JUDGE_LAST_NAME":"Bulluck","sourceDate":"2001-04-10"}]},{"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":"1999-02-01","lastDate":"1999-02-01","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":4,"firstDate":"2000-04-11","lastDate":"2000-08-29","metrics":{"inspectors":4,"recentRows":0,"onSiteHours":19,"inspectionHours":32,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"721023","EVENT_NO":"0710447","INSPECTION_BEGIN_DT":"08/29/2000","INSPECTION_END_DT":"08/29/2000","ACTIVITY_CODE":"02","ACTIVITY":"COMPLIANCE FOLLOW-UP INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2000-08-29"},{"SOURCE_ROW_NUMBER":"281302","EVENT_NO":"0710491","INSPECTION_BEGIN_DT":"06/28/2000","INSPECTION_END_DT":"06/29/2000","ACTIVITY_CODE":"02","ACTIVITY":"COMPLIANCE FOLLOW-UP INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2000-06-28"},{"SOURCE_ROW_NUMBER":"784822","EVENT_NO":"0710473","INSPECTION_BEGIN_DT":"04/27/2000","INSPECTION_END_DT":"04/27/2000","ACTIVITY_CODE":"02","ACTIVITY":"COMPLIANCE FOLLOW-UP INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2000-04-27"},{"SOURCE_ROW_NUMBER":"69566","EVENT_NO":"0710467","INSPECTION_BEGIN_DT":"04/11/2000","INSPECTION_END_DT":"04/13/2000","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"19","SUM_TOTAL_ON_SITE_HOURS":"13","sourceDate":"2000-04-11"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":3,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2001-Q1":{"hours":0,"employees":0,"production":0},"2000-Q2":{"hours":5596,"employees":10,"production":0},"2000-Q1":{"hours":3959,"employees":6,"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":1,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2000":{"hours":9555,"employees":8,"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":9,"firstDate":"2000-04-11","lastDate":"2000-06-28","metrics":{"ss":6,"amountDue":3349,"contested":6,"amountPaid":1349,"recentRows":0,"section104d":1,"unterminated":0,"proposedPenalty":4896},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2150908","VIOLATION_NO":"7893892","VIOLATION_ISSUE_DT":"06/28/2000","SIG_SUB":"Y","PART_SECTION":"56.14130(g)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"06/28/2000","PROPOSED_PENALTY":"2000","AMOUNT_DUE":"2000","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2000-06-28"},{"SOURCE_ROW_NUMBER":"2150907","VIOLATION_NO":"7893856","VIOLATION_ISSUE_DT":"04/27/2000","SIG_SUB":"Y","PART_SECTION":"56.15004","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/27/2000","PROPOSED_PENALTY":"294","AMOUNT_DUE":"294","AMOUNT_PAID":"294","CONTESTED_IND":"N","sourceDate":"2000-04-27"},{"SOURCE_ROW_NUMBER":"2150906","VIOLATION_NO":"7893840","VIOLATION_ISSUE_DT":"04/11/2000","SIG_SUB":"N","PART_SECTION":"56.15001","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"04/27/2000","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"Y","DOCKET_NO":"CENT20000348M","sourceDate":"2000-04-11"},{"SOURCE_ROW_NUMBER":"2150905","VIOLATION_NO":"7893839","VIOLATION_ISSUE_DT":"04/11/2000","SIG_SUB":"N","PART_SECTION":"56.14130(c)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/27/2000","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"Y","DOCKET_NO":"CENT20000348M","sourceDate":"2000-04-11"},{"SOURCE_ROW_NUMBER":"2150904","VIOLATION_NO":"7893838","VIOLATION_ISSUE_DT":"04/11/2000","SIG_SUB":"Y","PART_SECTION":"56.15004","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/13/2000","PROPOSED_PENALTY":"294","AMOUNT_DUE":"109","AMOUNT_PAID":"109","CONTESTED_IND":"Y","DOCKET_NO":"CENT20000348M","sourceDate":"2000-04-11"},{"SOURCE_ROW_NUMBER":"2150903","VIOLATION_NO":"7893837","VIOLATION_ISSUE_DT":"04/11/2000","SIG_SUB":"Y","PART_SECTION":"56.9300(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"04/13/2000","PROPOSED_PENALTY":"872","AMOUNT_DUE":"336","AMOUNT_PAID":"336","CONTESTED_IND":"Y","DOCKET_NO":"CENT20000348M","sourceDate":"2000-04-11"},{"SOURCE_ROW_NUMBER":"2150902","VIOLATION_NO":"7893836","VIOLATION_ISSUE_DT":"04/11/2000","SIG_SUB":"Y","PART_SECTION":"56.14132(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/27/2000","PROPOSED_PENALTY":"399","AMOUNT_DUE":"109","AMOUNT_PAID":"109","CONTESTED_IND":"Y","DOCKET_NO":"CENT20000348M","sourceDate":"2000-04-11"},{"SOURCE_ROW_NUMBER":"2150901","VIOLATION_NO":"7893835","VIOLATION_ISSUE_DT":"04/11/2000","SIG_SUB":"N","PART_SECTION":"56.14101(a)(2)","CIT_ORD_SAFE":"Citation","NO_AFFECTED":"0","TERMINATION_DT":"08/29/2000","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2000-04-11"},{"SOURCE_ROW_NUMBER":"2150900","VIOLATION_NO":"7893833","VIOLATION_ISSUE_DT":"04/11/2000","SIG_SUB":"Y","PART_SECTION":"56.14130(a)(3)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"04/27/2000","PROPOSED_PENALTY":"872","AMOUNT_DUE":"336","AMOUNT_PAID":"336","CONTESTED_IND":"Y","DOCKET_NO":"CENT20000348M","sourceDate":"2000-04-11"}]}],"safety":{"href":"/api/v1/mines/4104058/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4104058/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":"Roll-over protective structures (ROPS) and seat belts.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14130","part":"56","subchapter":"K","subpart":"M","id":"56.14130","citation":"30 CFR 56.14130","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":3},{"chapter":"I","heading":"Eye protection.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-N/section-56.15004","part":"56","subchapter":"K","subpart":"N","id":"56.15004","citation":"30 CFR 56.15004","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 materials.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-N/section-56.15001","part":"56","subchapter":"K","subpart":"N","id":"56.15001","citation":"30 CFR 56.15001","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":"Berms or guardrails.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9300","part":"56","subchapter":"K","subpart":"H","id":"56.9300","citation":"30 CFR 56.9300","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},{"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}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"4104058","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}