{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-17T06:17:15.228Z","identity":{"mine_id":"3304499","name":"Stoneco Inc (Portable)","status":"Abandoned","status_date":"2005-02-10","mine_type":"Surface","coal_metal":"M","commodity":"Crushed, Broken Limestone NEC","state":"OH","county":"Wood","nearest_town":"Lime City","operator_id":"L00224","operator_name":"Stoneco Inc","controller_id":"M06183","controller_name":"CRH PLC","district":"M4","office":"Duluth District","employees":0,"latitude":null,"longitude":null},"coverage":{"contributingSources":12,"registeredSources":20,"sourceRows":297},"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":"2026-10-17T05:35:58.500035+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":"3304499","name":"Stoneco Inc (Portable)"},"operator":{"type":"operator","id":"L00224","name":"Stoneco Inc"},"controller":{"type":"controller","id":"M06183","name":"CRH PLC"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00652","name":"Johnson S E Companies Inc"},"object":{"type":"mine","id":"3304499","name":"Stoneco Inc (Portable)"},"validFrom":"1950-01-01","validTo":"2003-06-15","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3304499|M00652|1950-01-01|2003-06-15"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L00224","name":"Stoneco Inc"},"object":{"type":"mine","id":"3304499","name":"Stoneco Inc (Portable)"},"validFrom":"2002-06-24","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3304499|L00224|2002-06-24|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00652","name":"Johnson S E Companies Inc"},"object":{"type":"operator","id":"L00224","name":"Stoneco Inc"},"validFrom":"2002-06-24","validTo":"2003-06-15","current":false,"derived":true,"evidenceMineId":"3304499","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3304499|L00224|2002-06-24|M00652|1950-01-01|113874"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M06183","name":"CRH PLC"},"object":{"type":"mine","id":"3304499","name":"Stoneco Inc (Portable)"},"validFrom":"2003-06-16","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3304499|M06183|2003-06-16|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M06183","name":"CRH PLC"},"object":{"type":"operator","id":"L00224","name":"Stoneco Inc"},"validFrom":"2003-06-16","validTo":null,"current":true,"derived":true,"evidenceMineId":"3304499","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3304499|L00224|2002-06-24|M06183|2003-06-16|137127"}}],"coverage":{"historyRecords":2,"edgeCount":5,"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":"2003-10-13","lastDate":"2003-10-13","metrics":{"daysLost":0,"injuries":1,"fatalities":0,"recentRows":0,"restrictedDays":3,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"126915","DOCUMENT_NO":"220033020006","ACCIDENT_DT":"10/13/2003","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Mine manager, Mine foreman, Mine owner","NO_INJURIES":"1","NARRATIVE":"EMPLOYEE WAS UNLOADING SKIDLOADER OFF OF A UTILITY TRAILER. WHEN HE STEPPED OFF TRAILER HE STEPPED ON UNLEVEL GROUND AND TWISTED HIS ANKLE. HE WENT TO THE HOSPITAL FOR X-RAYS. NO BROKEN BONES WERE FOUND. HE RETURNED TO WORK THAT DAY WITH A A SEVERE ANKLE SPRAIN.","sourceDate":"2003-10-13"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2005-02-10","lastDate":"2005-02-10","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":8,"firstDate":"2002-06-24","lastDate":"2003-10-15","metrics":{"ss":3,"delinquent":8,"recentRows":0,"paidPenalty":704,"proposedPenalty":704,"currentAssessment":704},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"333494","VIOLATION_NO":"6148324","ISSUE_DT":"10/15/2003","CFR_STANDARD_CD":"56.18002(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-10-15"},{"SOURCE_ROW_NUMBER":"326420","VIOLATION_NO":"6147091","ISSUE_DT":"11/19/2002","CFR_STANDARD_CD":"56.14132(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2002-11-19"},{"SOURCE_ROW_NUMBER":"326306","VIOLATION_NO":"6145971","ISSUE_DT":"06/25/2002","CFR_STANDARD_CD":"46.3(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2002-06-25"},{"SOURCE_ROW_NUMBER":"326305","VIOLATION_NO":"6145970","ISSUE_DT":"06/25/2002","CFR_STANDARD_CD":"46.8(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":"2002-06-25"},{"SOURCE_ROW_NUMBER":"326304","VIOLATION_NO":"6145969","ISSUE_DT":"06/25/2002","CFR_STANDARD_CD":"46.5(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Order","PROPOSED_PENALTY_AMT":"162.00","CURRENT_ASSESSMENT_AMT":"162.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2002-06-25"},{"SOURCE_ROW_NUMBER":"326303","VIOLATION_NO":"6145968","ISSUE_DT":"06/24/2002","CFR_STANDARD_CD":"56.18002(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2002-06-24"},{"SOURCE_ROW_NUMBER":"326302","VIOLATION_NO":"6145967","ISSUE_DT":"06/24/2002","CFR_STANDARD_CD":"56.9300(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"131.00","CURRENT_ASSESSMENT_AMT":"131.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2002-06-24"},{"SOURCE_ROW_NUMBER":"326301","VIOLATION_NO":"6145966","ISSUE_DT":"06/24/2002","CFR_STANDARD_CD":"56.14130(g)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"131.00","CURRENT_ASSESSMENT_AMT":"131.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2002-06-24"}]},{"id":"msha-contractor-production-quarterly","name":"Contractor Employment and Production — Quarterly","domains":["contractors","production","safety"],"products":["contractor exposure denominator","productivity","presence windows"],"rowCount":211,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":1,"notMineAttributable":1},"periods":{},"recentRecords":[]},{"id":"msha-contractor-production-yearly","name":"Contractor Employment and Production — Yearly","domains":["contractors","production","safety"],"products":["long-run contractor trend","annual denominator reconciliation"],"rowCount":53,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":1,"notMineAttributable":1},"periods":{},"recentRecords":[]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":2,"firstDate":"2002-06-24","lastDate":"2002-06-24","metrics":{"recentRows":0,"currentOperatorTenures":2,"completedOperatorTenures":0},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":5,"firstDate":"2002-06-24","lastDate":"2004-01-29","metrics":{"inspectors":5,"recentRows":0,"onSiteHours":32,"inspectionHours":49,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1021530","EVENT_NO":"0758872","INSPECTION_BEGIN_DT":"01/29/2004","INSPECTION_END_DT":"01/29/2004","ACTIVITY_CODE":"40","ACTIVITY":"SPECIAL ENFORCEMENT 1","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2004-01-29"},{"SOURCE_ROW_NUMBER":"550853","EVENT_NO":"0979280","INSPECTION_BEGIN_DT":"10/15/2003","INSPECTION_END_DT":"10/16/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2003-10-15"},{"SOURCE_ROW_NUMBER":"993293","EVENT_NO":"0978751","INSPECTION_BEGIN_DT":"04/09/2003","INSPECTION_END_DT":"04/09/2003","ACTIVITY_CODE":"40","ACTIVITY":"SPECIAL ENFORCEMENT 1","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2003-04-09"},{"SOURCE_ROW_NUMBER":"617954","EVENT_NO":"0972243","INSPECTION_BEGIN_DT":"11/19/2002","INSPECTION_END_DT":"11/19/2002","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10","SUM_TOTAL_ON_SITE_HOURS":"8","sourceDate":"2002-11-19"},{"SOURCE_ROW_NUMBER":"221158","EVENT_NO":"0972164","INSPECTION_BEGIN_DT":"06/24/2002","INSPECTION_END_DT":"06/25/2002","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"21","SUM_TOTAL_ON_SITE_HOURS":"18","sourceDate":"2002-06-24"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":2,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2002-Q4":{"hours":1143,"employees":3,"production":0},"2002-Q3":{"hours":2117,"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":3,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2002":{"hours":3260,"employees":3,"production":0},"2003":{"hours":2054,"employees":2,"production":0},"2004":{"hours":1107,"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":2,"firstDate":"2002-06-25","lastDate":"2002-06-25","metrics":{"recentRows":0,"actionTaken":2,"maxExposureRatio":0.43,"overExposureLimit":0,"exposureRatioTotal":0.65},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"13732","EVENT_NO":"0972164","SAMPLE_NO":"000000200204795900","SAMPLE_DATE":"06/25/2002","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.14","EXPOSURE_LIMIT":"0000.65","C_OVER_E":"00.22","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2002-06-25"},{"SOURCE_ROW_NUMBER":"13731","EVENT_NO":"0972164","SAMPLE_NO":"000000200204795800","SAMPLE_DATE":"06/25/2002","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.37","EXPOSURE_LIMIT":"0000.87","C_OVER_E":"00.43","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2002-06-25"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":8,"firstDate":"2002-06-24","lastDate":"2003-10-15","metrics":{"ss":3,"amountDue":704,"contested":0,"amountPaid":704,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":704},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1765486","VIOLATION_NO":"6148324","VIOLATION_ISSUE_DT":"10/15/2003","SIG_SUB":"N","PART_SECTION":"56.18002(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/15/2003","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2003-10-15"},{"SOURCE_ROW_NUMBER":"1765487","VIOLATION_NO":"6147091","VIOLATION_ISSUE_DT":"11/19/2002","SIG_SUB":"N","PART_SECTION":"56.14132(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/19/2002","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2002-11-19"},{"SOURCE_ROW_NUMBER":"1765485","VIOLATION_NO":"6145971","VIOLATION_ISSUE_DT":"06/25/2002","SIG_SUB":"N","PART_SECTION":"46.3(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/16/2002","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2002-06-25"},{"SOURCE_ROW_NUMBER":"1765484","VIOLATION_NO":"6145970","VIOLATION_ISSUE_DT":"06/25/2002","SIG_SUB":"N","PART_SECTION":"46.8(a)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/08/2002","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2002-06-25"},{"SOURCE_ROW_NUMBER":"1765483","VIOLATION_NO":"6145969","VIOLATION_ISSUE_DT":"06/25/2002","SIG_SUB":"Y","PART_SECTION":"46.5(a)","CIT_ORD_SAFE":"Order","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/08/2002","PROPOSED_PENALTY":"162","AMOUNT_DUE":"162","AMOUNT_PAID":"162","CONTESTED_IND":"N","sourceDate":"2002-06-25"},{"SOURCE_ROW_NUMBER":"1765482","VIOLATION_NO":"6145968","VIOLATION_ISSUE_DT":"06/24/2002","SIG_SUB":"N","PART_SECTION":"56.18002(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/25/2002","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2002-06-24"},{"SOURCE_ROW_NUMBER":"1765481","VIOLATION_NO":"6145967","VIOLATION_ISSUE_DT":"06/24/2002","SIG_SUB":"Y","PART_SECTION":"56.9300(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/24/2002","PROPOSED_PENALTY":"131","AMOUNT_DUE":"131","AMOUNT_PAID":"131","CONTESTED_IND":"N","sourceDate":"2002-06-24"},{"SOURCE_ROW_NUMBER":"1765480","VIOLATION_NO":"6145966","VIOLATION_ISSUE_DT":"06/24/2002","SIG_SUB":"Y","PART_SECTION":"56.14130(g)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/24/2002","PROPOSED_PENALTY":"131","AMOUNT_DUE":"131","AMOUNT_PAID":"131","CONTESTED_IND":"N","sourceDate":"2002-06-24"}]}],"safety":{"href":"/api/v1/mines/3304499/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/3304499/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":"Examination of working places.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-Q/section-56.18002","part":"56","subchapter":"K","subpart":"Q","id":"56.18002","citation":"30 CFR 56.18002","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":"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":"Training plans.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.3","part":"46","subchapter":"H","subpart":"","id":"46.3","citation":"30 CFR 46.3","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER H—EDUCATION AND TRAINING","partHeading":"PART 46—TRAINING AND RETRAINING OF MINERS ENGAGED IN SHELL DREDGING OR EMPLOYED AT SAND, GRAVEL, SURFACE STONE, SURFACE CLAY, COLLOIDAL PHOSPHATE, OR SURFACE LIMESTONE MINES.","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Annual refresher training.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.8","part":"46","subchapter":"H","subpart":"","id":"46.8","citation":"30 CFR 46.8","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER H—EDUCATION AND TRAINING","partHeading":"PART 46—TRAINING AND RETRAINING OF MINERS ENGAGED IN SHELL DREDGING OR EMPLOYED AT SAND, GRAVEL, SURFACE STONE, SURFACE CLAY, COLLOIDAL PHOSPHATE, OR SURFACE LIMESTONE MINES.","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"New miner training.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.5","part":"46","subchapter":"H","subpart":"","id":"46.5","citation":"30 CFR 46.5","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER H—EDUCATION AND TRAINING","partHeading":"PART 46—TRAINING AND RETRAINING OF MINERS ENGAGED IN SHELL DREDGING OR EMPLOYED AT SAND, GRAVEL, SURFACE STONE, SURFACE CLAY, COLLOIDAL PHOSPHATE, OR SURFACE LIMESTONE 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":"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":1}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"3304499","dataSource":"postgres","snapshotId":"2026-10-17T05:35:58.500035+00:00","completedAt":"2026-10-17T06:17:15.228Z","sourceCount":20,"totalRows":15450873}}