{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-17T06:17:15.228Z","identity":{"mine_id":"3304375","name":"FLAT ROCK QUARRY","status":"Active","status_date":"2014-10-01","mine_type":"Surface","coal_metal":"M","commodity":"Dimension Limestone","state":"OH","county":"Seneca","nearest_town":"Flat Rock","operator_id":"L18222","operator_name":"Western Ohio Cut Stone LLC","controller_id":"M36212","controller_name":"Thomas  Milligan","district":"M2","office":"Hebron OH Field Office","employees":5,"latitude":41.233056,"longitude":-82.878056},"coverage":{"contributingSources":12,"registeredSources":20,"sourceRows":264},"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":"3304375","name":"FLAT ROCK QUARRY"},"operator":{"type":"operator","id":"L18222","name":"Western Ohio Cut Stone LLC"},"controller":{"type":"controller","id":"M36212","name":"Thomas  Milligan"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M10892","name":"Franklin  Hammond"},"object":{"type":"mine","id":"3304375","name":"FLAT ROCK QUARRY"},"validFrom":"1995-08-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3304375|M10892|1995-08-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L14253","name":"F Hammond Rubble Stone Supplies"},"object":{"type":"mine","id":"3304375","name":"FLAT ROCK QUARRY"},"validFrom":"1996-06-01","validTo":"2009-08-20","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3304375|L14253|1996-06-01|2009-08-20"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M10892","name":"Franklin  Hammond"},"object":{"type":"operator","id":"L14253","name":"F Hammond Rubble Stone Supplies"},"validFrom":"1996-06-01","validTo":"2009-08-20","current":false,"derived":true,"evidenceMineId":"3304375","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3304375|L14253|1996-06-01|M10892|1995-08-01|150243"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M36212","name":"Thomas  Milligan"},"object":{"type":"mine","id":"3304375","name":"FLAT ROCK QUARRY"},"validFrom":"2001-02-22","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3304375|M36212|2001-02-22|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L18222","name":"Western Ohio Cut Stone LLC"},"object":{"type":"mine","id":"3304375","name":"FLAT ROCK QUARRY"},"validFrom":"2009-08-21","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3304375|L18222|2009-08-21|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M36212","name":"Thomas  Milligan"},"object":{"type":"operator","id":"L18222","name":"Western Ohio Cut Stone LLC"},"validFrom":"2009-08-21","validTo":null,"current":true,"derived":true,"evidenceMineId":"3304375","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3304375|L18222|2009-08-21|M36212|2001-02-22|165311"}}],"coverage":{"historyRecords":2,"edgeCount":6,"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":5,"firstDate":"2009-10-20","lastDate":"2016-12-07","metrics":{"daysLost":135,"injuries":5,"fatalities":0,"recentRows":0,"restrictedDays":14,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"109726","DOCUMENT_NO":"220163480021","ACCIDENT_DT":"12/07/2016","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Struck by falling object","OCCUPATION":"Laborer, Blacksmith, Bull gang, Parts runner, Roustabout, Pick-up man, Pitman","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"2 employees handled same rock smashed right hand soft tissue swelling no fracture","sourceDate":"2016-12-07"},{"SOURCE_ROW_NUMBER":"187386","DOCUMENT_NO":"220163340011","ACCIDENT_DT":"11/23/2016","DEGREE_INJURY":"DYS AWY FRM WRK & RESTRCTD ACT","CLASSIFICATION":"MACHINERY","ACCIDENT_TYPE":"Struck by falling object","OCCUPATION":"Stone finishing and sizing personnel, Stone/Rock cut/Polish/Saw operator, Splitter, Cutter, Trimmer","NO_INJURIES":"1","DAYS_LOST":"63","NARRATIVE":"Moving conveyor belt up and down make room for rock. Another rock pushed its way to edge and fell on foot.  Fracture foot","sourceDate":"2016-11-23"},{"SOURCE_ROW_NUMBER":"195829","DOCUMENT_NO":"220151260013","ACCIDENT_DT":"05/04/2015","DEGREE_INJURY":"DYS AWY FRM WRK & RESTRCTD ACT","CLASSIFICATION":"POWERED HAULAGE","ACCIDENT_TYPE":"Caught in, under or between running or meshing objects","OCCUPATION":"Laborer, Blacksmith, Bull gang, Parts runner, Roustabout, Pick-up man, Pitman","NO_INJURIES":"1","DAYS_LOST":"72","NARRATIVE":"Lost balance and put hand on moving conveyor. Broken fingers and laceration","sourceDate":"2015-05-04"},{"SOURCE_ROW_NUMBER":"36862","DOCUMENT_NO":"220123480014","ACCIDENT_DT":"12/06/2012","DEGREE_INJURY":"ALL OTHER CASES (INCL 1ST AID)","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Fall to the walkway or working surface","OCCUPATION":"Ledgeman/hand, Quarry man","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Tripped over well cover","sourceDate":"2012-12-06"},{"SOURCE_ROW_NUMBER":"152948","DOCUMENT_NO":"220092990039","ACCIDENT_DT":"10/20/2009","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"HANDTOOLS (NONPOWERED)","ACCIDENT_TYPE":"Struck by... NEC","OCCUPATION":"Assayer, Geologist, Metallurgist, Engineer, Engineer management","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"EE was using wrong tool to remove cable ties resulting in 17 stitches to the back of his left hand.","sourceDate":"2009-10-20"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2014-10-01","lastDate":"2014-10-01","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":48,"firstDate":"2000-06-14","lastDate":"2026-01-07","metrics":{"ss":12,"delinquent":46,"recentRows":11,"paidPenalty":6306,"proposedPenalty":6339,"currentAssessment":6306},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2977461","VIOLATION_NO":"5076617","ISSUE_DT":"01/07/2026","CFR_STANDARD_CD":"56.12028","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2026-01-07"},{"SOURCE_ROW_NUMBER":"2978372","VIOLATION_NO":"5070947","ISSUE_DT":"08/21/2025","CFR_STANDARD_CD":"56.14100(c)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-08-21"},{"SOURCE_ROW_NUMBER":"2732442","VIOLATION_NO":"9805318","ISSUE_DT":"07/23/2024","CFR_STANDARD_CD":"56.14112(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"147.00","CURRENT_ASSESSMENT_AMT":"147.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2024-07-23"},{"SOURCE_ROW_NUMBER":"2732441","VIOLATION_NO":"9805317","ISSUE_DT":"07/23/2024","CFR_STANDARD_CD":"56.4201(a)(1)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"147.00","CURRENT_ASSESSMENT_AMT":"147.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2024-07-23"},{"SOURCE_ROW_NUMBER":"2732248","VIOLATION_NO":"9854522","ISSUE_DT":"01/24/2024","CFR_STANDARD_CD":"56.14207","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"147.00","CURRENT_ASSESSMENT_AMT":"147.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2024-01-24"},{"SOURCE_ROW_NUMBER":"2732247","VIOLATION_NO":"9854521","ISSUE_DT":"01/24/2024","CFR_STANDARD_CD":"56.9300(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"147.00","CURRENT_ASSESSMENT_AMT":"147.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2024-01-24"},{"SOURCE_ROW_NUMBER":"2723449","VIOLATION_NO":"9718820","ISSUE_DT":"06/01/2023","CFR_STANDARD_CD":"56.4104(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"143.00","CURRENT_ASSESSMENT_AMT":"143.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2023-06-01"},{"SOURCE_ROW_NUMBER":"2723334","VIOLATION_NO":"9714005","ISSUE_DT":"02/13/2023","CFR_STANDARD_CD":"56.14112(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"143.00","CURRENT_ASSESSMENT_AMT":"143.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2023-02-13"},{"SOURCE_ROW_NUMBER":"2723333","VIOLATION_NO":"9714004","ISSUE_DT":"02/13/2023","CFR_STANDARD_CD":"56.4601","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"143.00","CURRENT_ASSESSMENT_AMT":"143.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2023-02-13"},{"SOURCE_ROW_NUMBER":"2723249","VIOLATION_NO":"9712520","ISSUE_DT":"09/13/2022","CFR_STANDARD_CD":"56.12032","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"133.00","CURRENT_ASSESSMENT_AMT":"133.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2022-09-13"},{"SOURCE_ROW_NUMBER":"2723248","VIOLATION_NO":"9712519","ISSUE_DT":"09/13/2022","CFR_STANDARD_CD":"56.14101(a)(3)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"133.00","CURRENT_ASSESSMENT_AMT":"133.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2022-09-13"},{"SOURCE_ROW_NUMBER":"2559482","VIOLATION_NO":"9469786","ISSUE_DT":"06/17/2020","CFR_STANDARD_CD":"50.30(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"123.00","CURRENT_ASSESSMENT_AMT":"123.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2020-06-17"}]},{"id":"msha-civil-penalty-dockets-decisions","name":"Civil Penalty Dockets and Decisions","domains":["compliance","legal"],"products":["docket lineage","decision outcomes","citation packet precedent"],"rowCount":4,"firstDate":"2014-04-14","lastDate":"2020-12-03","metrics":{"appeals":0,"decisions":4,"recentRows":0,"decisionPenalty":368,"originalPenalty":501},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"194321","VIOLATION_NO":"9469786","DOCKET_NO":"LAKE 2020-0258","DECISION_DT":"12/03/2020","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"123.00","DECISION_PENALTY_AMT":"123.00","JUDGE_FIRST_NAME":"Jacqueline","JUDGE_LAST_NAME":"Bulluck","sourceDate":"2020-12-03"},{"SOURCE_ROW_NUMBER":"180743","VIOLATION_NO":"9368175","DOCKET_NO":"LAKE 2018-0338","DECISION_DT":"10/24/2018","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"151.00","DECISION_PENALTY_AMT":"118.00","JUDGE_FIRST_NAME":"Robert","JUDGE_LAST_NAME":"Lesnick","sourceDate":"2018-10-24"},{"SOURCE_ROW_NUMBER":"154570","VIOLATION_NO":"8804476","DOCKET_NO":"LAKE 2015-0538","DECISION_DT":"12/22/2015","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"127.00","DECISION_PENALTY_AMT":"127.00","JUDGE_FIRST_NAME":"Janet","JUDGE_LAST_NAME":"Harner","sourceDate":"2015-12-22"},{"SOURCE_ROW_NUMBER":"138635","VIOLATION_NO":"8717896","DOCKET_NO":"LAKE 2014-181M","DECISION_DT":"04/14/2014","DECISION_TYPE_CODE_DESC":"Withdrawal","ORIGINAL_PENALTY_AMT":"100.00","DECISION_PENALTY_AMT":"0.00","JUDGE_FIRST_NAME":"Robert","JUDGE_LAST_NAME":"Lesnick","sourceDate":"2014-04-14"}]},{"id":"msha-contested-violations","name":"Contested Violations","domains":["compliance","legal"],"products":["contest status","time to resolution","contested-rate context"],"rowCount":4,"firstDate":"2013-10-30","lastDate":"2020-06-17","metrics":{"decisions":4,"ssChanged":2,"recentRows":0,"decisionPenalty":368,"proposedPenalty":501},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"387966","CITATION_NO":"9469786","CITATION_ISSUE_DT":"06/17/2020","DOCKET_NO":"LAKE 2020-0258","DECISION_DT":"12/03/2020","CFR_STANDARD_CODE":"50.30(a)","ORIGINAL_SIG_SUB_IND":"N","DECISION_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"123.00","DECISION_PENALTY_AMT":"123.00","sourceDate":"2020-06-17"},{"SOURCE_ROW_NUMBER":"159413","CITATION_NO":"9368175","CITATION_ISSUE_DT":"06/04/2018","DOCKET_NO":"LAKE 2018-0338","DECISION_DT":"10/24/2018","CFR_STANDARD_CODE":"56.14130(g)","ORIGINAL_SIG_SUB_IND":"Y","DECISION_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"151.00","DECISION_PENALTY_AMT":"118.00","sourceDate":"2018-06-04"},{"SOURCE_ROW_NUMBER":"262330","CITATION_NO":"8804476","CITATION_ISSUE_DT":"03/17/2015","DOCKET_NO":"LAKE 2015-0538","DECISION_DT":"12/22/2015","CFR_STANDARD_CODE":"56.20003(a)","ORIGINAL_SIG_SUB_IND":"Y","DECISION_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"127.00","DECISION_PENALTY_AMT":"127.00","sourceDate":"2015-03-17"},{"SOURCE_ROW_NUMBER":"316315","CITATION_NO":"8717896","CITATION_ISSUE_DT":"10/30/2013","DOCKET_NO":"LAKE 2014-181M","DECISION_DT":"04/14/2014","CFR_STANDARD_CODE":"47.44(b)","ORIGINAL_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"100.00","DECISION_PENALTY_AMT":".00","sourceDate":"2013-10-30"}]},{"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":"1996-06-01","lastDate":"2009-08-21","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":1},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":53,"firstDate":"2000-06-14","lastDate":"2026-09-14","metrics":{"inspectors":55,"recentRows":14,"onSiteHours":431.75,"inspectionHours":705,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1026567","EVENT_NO":"F02BDE7","INSPECTION_BEGIN_DT":"09/14/2026","INSPECTION_END_DT":"09/17/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"32","SUM_TOTAL_ON_SITE_HOURS":"20.5","sourceDate":"2026-09-14"},{"SOURCE_ROW_NUMBER":"304125","EVENT_NO":"F0168B4","INSPECTION_BEGIN_DT":"01/07/2026","INSPECTION_END_DT":"01/08/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"18","SUM_TOTAL_ON_SITE_HOURS":"11.5","sourceDate":"2026-01-07"},{"SOURCE_ROW_NUMBER":"212855","EVENT_NO":"F016B27","INSPECTION_BEGIN_DT":"08/20/2025","INSPECTION_END_DT":"08/21/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"13.75","SUM_TOTAL_ON_SITE_HOURS":"7.75","sourceDate":"2025-08-20"},{"SOURCE_ROW_NUMBER":"885792","EVENT_NO":"6930286","INSPECTION_BEGIN_DT":"02/10/2025","INSPECTION_END_DT":"02/11/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"13.5","SUM_TOTAL_ON_SITE_HOURS":"8.5","sourceDate":"2025-02-10"},{"SOURCE_ROW_NUMBER":"256291","EVENT_NO":"6926482","INSPECTION_BEGIN_DT":"07/23/2024","INSPECTION_END_DT":"07/23/2024","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"13","SUM_TOTAL_ON_SITE_HOURS":"10","sourceDate":"2024-07-23"},{"SOURCE_ROW_NUMBER":"1153112","EVENT_NO":"6926434","INSPECTION_BEGIN_DT":"01/24/2024","INSPECTION_END_DT":"01/25/2024","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"14","SUM_TOTAL_ON_SITE_HOURS":"9","sourceDate":"2024-01-24"},{"SOURCE_ROW_NUMBER":"772009","EVENT_NO":"6922169","INSPECTION_BEGIN_DT":"06/01/2023","INSPECTION_END_DT":"06/01/2023","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"15","SUM_TOTAL_ON_SITE_HOURS":"9.5","sourceDate":"2023-06-01"},{"SOURCE_ROW_NUMBER":"775044","EVENT_NO":"6922159","INSPECTION_BEGIN_DT":"05/17/2023","INSPECTION_END_DT":"05/17/2023","ACTIVITY_CODE":"E17","ACTIVITY":"Special Emphasis Programs","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2023-05-17"},{"SOURCE_ROW_NUMBER":"123873","EVENT_NO":"6922132","INSPECTION_BEGIN_DT":"02/13/2023","INSPECTION_END_DT":"02/14/2023","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"22","SUM_TOTAL_ON_SITE_HOURS":"17","sourceDate":"2023-02-13"},{"SOURCE_ROW_NUMBER":"803095","EVENT_NO":"6922104","INSPECTION_BEGIN_DT":"09/13/2022","INSPECTION_END_DT":"09/14/2022","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"25","SUM_TOTAL_ON_SITE_HOURS":"17.5","sourceDate":"2022-09-13"},{"SOURCE_ROW_NUMBER":"978222","EVENT_NO":"6897250","INSPECTION_BEGIN_DT":"02/16/2022","INSPECTION_END_DT":"02/16/2022","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"12","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2022-02-16"},{"SOURCE_ROW_NUMBER":"46718","EVENT_NO":"6897482","INSPECTION_BEGIN_DT":"08/18/2021","INSPECTION_END_DT":"08/19/2021","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9.5","SUM_TOTAL_ON_SITE_HOURS":"7.5","sourceDate":"2021-08-18"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":24,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2002-Q4":{"hours":1960,"employees":5,"production":0},"2002-Q3":{"hours":1920,"employees":5,"production":0},"2002-Q2":{"hours":2780,"employees":6,"production":0},"2002-Q1":{"hours":2880,"employees":6,"production":0},"2001-Q4":{"hours":3120,"employees":6,"production":0},"2001-Q3":{"hours":3310,"employees":6,"production":0},"2001-Q2":{"hours":3490,"employees":7,"production":0},"2001-Q1":{"hours":3140,"employees":6,"production":0},"2000-Q4":{"hours":3740,"employees":7,"production":0},"2000-Q3":{"hours":3900,"employees":8,"production":0},"2000-Q2":{"hours":3980,"employees":8,"production":0},"2000-Q1":{"hours":3140,"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":38,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2017":{"hours":19368,"employees":9,"production":0},"2018":{"hours":14056,"employees":7,"production":0},"2019":{"hours":12266,"employees":7,"production":0},"2020":{"hours":14235,"employees":7,"production":0},"2021":{"hours":11897,"employees":6,"production":0},"2022":{"hours":11762,"employees":6,"production":0},"2023":{"hours":11047,"employees":6,"production":0},"2024":{"hours":9378,"employees":5,"production":0},"2025":{"hours":10482,"employees":5,"production":0},"2026":{"hours":4999,"employees":6,"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":36,"firstDate":"2004-11-17","lastDate":"2026-09-16","metrics":{"recentRows":7,"actionTaken":36,"maxExposureRatio":0.81,"overExposureLimit":0,"exposureRatioTotal":3.28},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"316428","EVENT_NO":"F02BDE7","SAMPLE_NO":"000000202603836400","SAMPLE_DATE":"09/16/2026","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.14","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2026-09-16"},{"SOURCE_ROW_NUMBER":"316299","EVENT_NO":"F02BDE7","SAMPLE_NO":"000000202603836500","SAMPLE_DATE":"09/16/2026","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.67","EXPOSURE_LIMIT":"0001.67","C_OVER_E":"00.40","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2026-09-16"},{"SOURCE_ROW_NUMBER":"268770","EVENT_NO":"6922132","SAMPLE_NO":"000000202300704900","SAMPLE_DATE":"02/14/2023","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.24","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Utility Man","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2023-02-14"},{"SOURCE_ROW_NUMBER":"267968","EVENT_NO":"6922132","SAMPLE_NO":"000000202300704800","SAMPLE_DATE":"02/14/2023","CONTAMINANT_DESC":"Nuisance dust, total, <1% Qtz","CONCENTRATION":"0001.35","EXPOSURE_LIMIT":"0010.00","C_OVER_E":"00.14","JOB_CD_DESC":"Utility Man","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2023-02-14"},{"SOURCE_ROW_NUMBER":"246285","EVENT_NO":"6896766","SAMPLE_NO":"000000202101148400","SAMPLE_DATE":"03/17/2021","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.23","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Stone Polisher/Cutter","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2021-03-17"},{"SOURCE_ROW_NUMBER":"246284","EVENT_NO":"6896766","SAMPLE_NO":"000000202101148300","SAMPLE_DATE":"03/17/2021","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Forklift Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2021-03-17"},{"SOURCE_ROW_NUMBER":"246283","EVENT_NO":"6896766","SAMPLE_NO":"000000202101148200","SAMPLE_DATE":"03/17/2021","CONTAMINANT_DESC":"Nuisance dust, respirable, <1% Qtz","CONCENTRATION":"0000.24","EXPOSURE_LIMIT":"0010.00","C_OVER_E":"00.02","JOB_CD_DESC":"Utility Man","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2021-03-17"},{"SOURCE_ROW_NUMBER":"236204","EVENT_NO":"6760185","SAMPLE_NO":"000000201906654300","SAMPLE_DATE":"11/19/2019","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.14","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Utility Man","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2019-11-19"},{"SOURCE_ROW_NUMBER":"236203","EVENT_NO":"6760185","SAMPLE_NO":"000000201906654200","SAMPLE_DATE":"11/19/2019","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.80","EXPOSURE_LIMIT":"0001.71","C_OVER_E":"00.47","JOB_CD_DESC":"Stone Polisher/Cutter","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2019-11-19"},{"SOURCE_ROW_NUMBER":"236202","EVENT_NO":"6760185","SAMPLE_NO":"000000201906654100","SAMPLE_DATE":"11/19/2019","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.45","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Stone Polisher/Cutter","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2019-11-19"},{"SOURCE_ROW_NUMBER":"236201","EVENT_NO":"6760185","SAMPLE_NO":"000000201906654000","SAMPLE_DATE":"11/19/2019","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":"2019-11-19"},{"SOURCE_ROW_NUMBER":"236200","EVENT_NO":"6760185","SAMPLE_NO":"000000201906653900","SAMPLE_DATE":"11/19/2019","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.23","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Bobcat Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2019-11-19"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":48,"firstDate":"2000-06-14","lastDate":"2026-01-07","metrics":{"ss":12,"amountDue":6306,"contested":0,"amountPaid":6306,"recentRows":11,"section104d":0,"unterminated":0,"proposedPenalty":6339},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1760836","VIOLATION_NO":"5076617","VIOLATION_ISSUE_DT":"01/07/2026","SIG_SUB":"N","PART_SECTION":"56.12028","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/08/2026","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2026-01-07"},{"SOURCE_ROW_NUMBER":"1760872","VIOLATION_NO":"5070947","VIOLATION_ISSUE_DT":"08/21/2025","SIG_SUB":"N","PART_SECTION":"56.14100(c)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/21/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-08-21"},{"SOURCE_ROW_NUMBER":"1760871","VIOLATION_NO":"9805318","VIOLATION_ISSUE_DT":"07/23/2024","SIG_SUB":"N","PART_SECTION":"56.14112(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/23/2024","PROPOSED_PENALTY":"147","AMOUNT_DUE":"147","AMOUNT_PAID":"147","CONTESTED_IND":"N","sourceDate":"2024-07-23"},{"SOURCE_ROW_NUMBER":"1760870","VIOLATION_NO":"9805317","VIOLATION_ISSUE_DT":"07/23/2024","SIG_SUB":"N","PART_SECTION":"56.4201(a)(1)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/23/2024","PROPOSED_PENALTY":"147","AMOUNT_DUE":"147","AMOUNT_PAID":"147","CONTESTED_IND":"N","sourceDate":"2024-07-23"},{"SOURCE_ROW_NUMBER":"1760840","VIOLATION_NO":"9854522","VIOLATION_ISSUE_DT":"01/24/2024","SIG_SUB":"N","PART_SECTION":"56.14207","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/24/2024","PROPOSED_PENALTY":"147","AMOUNT_DUE":"147","AMOUNT_PAID":"147","CONTESTED_IND":"N","sourceDate":"2024-01-24"},{"SOURCE_ROW_NUMBER":"1760839","VIOLATION_NO":"9854521","VIOLATION_ISSUE_DT":"01/24/2024","SIG_SUB":"N","PART_SECTION":"56.9300(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/24/2024","PROPOSED_PENALTY":"147","AMOUNT_DUE":"147","AMOUNT_PAID":"147","CONTESTED_IND":"N","sourceDate":"2024-01-24"},{"SOURCE_ROW_NUMBER":"1760856","VIOLATION_NO":"9718820","VIOLATION_ISSUE_DT":"06/01/2023","SIG_SUB":"N","PART_SECTION":"56.4104(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/01/2023","PROPOSED_PENALTY":"143","AMOUNT_DUE":"143","AMOUNT_PAID":"143","CONTESTED_IND":"N","sourceDate":"2023-06-01"},{"SOURCE_ROW_NUMBER":"1760845","VIOLATION_NO":"9714005","VIOLATION_ISSUE_DT":"02/13/2023","SIG_SUB":"N","PART_SECTION":"56.14112(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"02/13/2023","PROPOSED_PENALTY":"143","AMOUNT_DUE":"143","AMOUNT_PAID":"143","CONTESTED_IND":"N","sourceDate":"2023-02-13"},{"SOURCE_ROW_NUMBER":"1760844","VIOLATION_NO":"9714004","VIOLATION_ISSUE_DT":"02/13/2023","SIG_SUB":"N","PART_SECTION":"56.4601","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"02/13/2023","PROPOSED_PENALTY":"143","AMOUNT_DUE":"143","AMOUNT_PAID":"143","CONTESTED_IND":"N","sourceDate":"2023-02-13"},{"SOURCE_ROW_NUMBER":"1760874","VIOLATION_NO":"9712520","VIOLATION_ISSUE_DT":"09/13/2022","SIG_SUB":"N","PART_SECTION":"56.12032","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/13/2022","PROPOSED_PENALTY":"133","AMOUNT_DUE":"133","AMOUNT_PAID":"133","CONTESTED_IND":"N","sourceDate":"2022-09-13"},{"SOURCE_ROW_NUMBER":"1760873","VIOLATION_NO":"9712519","VIOLATION_ISSUE_DT":"09/13/2022","SIG_SUB":"N","PART_SECTION":"56.14101(a)(3)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/13/2022","PROPOSED_PENALTY":"133","AMOUNT_DUE":"133","AMOUNT_PAID":"133","CONTESTED_IND":"N","sourceDate":"2022-09-13"},{"SOURCE_ROW_NUMBER":"1760869","VIOLATION_NO":"9469786","VIOLATION_ISSUE_DT":"06/17/2020","SIG_SUB":"N","PART_SECTION":"50.30(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"06/17/2020","PROPOSED_PENALTY":"123","AMOUNT_DUE":"123","AMOUNT_PAID":"123","CONTESTED_IND":"N","sourceDate":"2020-06-17"}]}],"safety":{"href":"/api/v1/mines/3304375/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/3304375/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":"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":"Safety defects; examination, correction and records.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14100","part":"56","subchapter":"K","subpart":"M","id":"56.14100","citation":"30 CFR 56.14100","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":"Construction and maintenance of guards.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14112","part":"56","subchapter":"K","subpart":"M","id":"56.14112","citation":"30 CFR 56.14112","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":"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":"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":"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":"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":"Oxygen cylinder storage.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4601","part":"56","subchapter":"K","subpart":"C","id":"56.4601","citation":"30 CFR 56.4601","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":"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":"Preparation and submission of MSHA Form 7000-2—Quarterly Employment and Coal Production Report.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-D/section-50.30","part":"50","subchapter":"I","subpart":"D","id":"50.30","citation":"30 CFR 50.30","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER I—ACCIDENTS, INJURIES, ILLNESSES, EMPLOYMENT, AND PRODUCTION IN MINES","partHeading":"PART 50—NOTIFICATION, INVESTIGATION, REPORTS AND RECORDS OF ACCIDENTS, INJURIES, ILLNESSES, EMPLOYMENT, AND COAL PRODUCTION IN MINES","subpartHeading":"","text":null,"occurrenceCount":1}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"3304375","dataSource":"postgres","snapshotId":"2026-10-17T05:35:58.500035+00:00","completedAt":"2026-10-17T06:17:15.228Z","sourceCount":20,"totalRows":15450873}}