{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"1800813","name":"Addcar System 38","status":"Active","status_date":"2026-01-16","mine_type":"Surface","coal_metal":"C","commodity":"Coal (Bituminous)","state":"IN","county":"Warrick","nearest_town":"Boonville","operator_id":"0149874","operator_name":"Mega Highwall Mining LLC","controller_id":"0101029","controller_name":"Daniel W  Bunn","district":"C08","office":"Vincennes IN Field Office","employees":6,"latitude":38.025,"longitude":-87.3475},"coverage":{"contributingSources":12,"registeredSources":20,"sourceRows":109},"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":"1800813","name":"Addcar System 38"},"operator":{"type":"operator","id":"0149874","name":"Mega Highwall Mining LLC"},"controller":{"type":"controller","id":"0101029","name":"Daniel W  Bunn"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"0101029","name":"Daniel W  Bunn"},"object":{"type":"mine","id":"1800813","name":"Addcar System 38"},"validFrom":"2017-03-06","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1800813|0101029|2017-03-06|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0149874","name":"Mega Highwall Mining LLC"},"object":{"type":"mine","id":"1800813","name":"Addcar System 38"},"validFrom":"2022-02-09","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1800813|0149874|2022-02-09|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0101029","name":"Daniel W  Bunn"},"object":{"type":"operator","id":"0149874","name":"Mega Highwall Mining LLC"},"validFrom":"2022-02-09","validTo":null,"current":true,"derived":true,"evidenceMineId":"1800813","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1800813|0149874|2022-02-09|0101029|2017-03-06|16968"}}],"coverage":{"historyRecords":1,"edgeCount":3,"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":2,"firstDate":"2024-03-28","lastDate":"2024-07-17","metrics":{"daysLost":0,"injuries":1,"fatalities":0,"recentRows":2,"restrictedDays":47,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"108957","DOCUMENT_NO":"220242060030","ACCIDENT_DT":"07/17/2024","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"EXPLODING VESSELS UNDER PRESSURE","ACCIDENT_TYPE":"Struck by flying object","OCCUPATION":"Laborer, Blacksmith, Bull gang, Parts runner, Roustabout, Pick-up man, Pitman","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee was putting air in a dolly tire when the tire blew up striking employee's right arm","sourceDate":"2024-07-17"},{"SOURCE_ROW_NUMBER":"186627","DOCUMENT_NO":"220240890013","ACCIDENT_DT":"03/28/2024","DEGREE_INJURY":"ACCIDENT ONLY","CLASSIFICATION":"MACHINERY","ACCIDENT_TYPE":"Accident type, without injuries","OCCUPATION":"NO VALUE FOUND","NO_INJURIES":"0","NARRATIVE":"At 2:50 P.M. on 03/28/2024 Addcar system 18 became stuck underground approximately 480ft and is unable to move under its own power","sourceDate":"2024-03-28"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2026-01-16","lastDate":"2026-01-16","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":13,"firstDate":"2022-05-13","lastDate":"2026-06-15","metrics":{"ss":2,"delinquent":12,"recentRows":13,"paidPenalty":2670,"proposedPenalty":4104,"currentAssessment":4104},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2927011","VIOLATION_NO":"5222087","ISSUE_DT":"06/15/2026","CFR_STANDARD_CD":"77.502","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2026-06-15"},{"SOURCE_ROW_NUMBER":"2927010","VIOLATION_NO":"5222086","ISSUE_DT":"06/15/2026","CFR_STANDARD_CD":"77.404(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2026-06-15"},{"SOURCE_ROW_NUMBER":"2927009","VIOLATION_NO":"5222085","ISSUE_DT":"06/15/2026","CFR_STANDARD_CD":"77.502","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"226.00","CURRENT_ASSESSMENT_AMT":"226.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2026-06-15"},{"SOURCE_ROW_NUMBER":"2927008","VIOLATION_NO":"5222084","ISSUE_DT":"06/15/2026","CFR_STANDARD_CD":"77.206(e)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2026-06-15"},{"SOURCE_ROW_NUMBER":"2927007","VIOLATION_NO":"5222083","ISSUE_DT":"06/15/2026","CFR_STANDARD_CD":"77.1110","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2026-06-15"},{"SOURCE_ROW_NUMBER":"2927006","VIOLATION_NO":"5222082","ISSUE_DT":"06/15/2026","CFR_STANDARD_CD":"77.502","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2026-06-15"},{"SOURCE_ROW_NUMBER":"2927005","VIOLATION_NO":"5222081","ISSUE_DT":"06/15/2026","CFR_STANDARD_CD":"77.404(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2026-06-15"},{"SOURCE_ROW_NUMBER":"2927004","VIOLATION_NO":"5222080","ISSUE_DT":"06/15/2026","CFR_STANDARD_CD":"77.502","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2026-06-15"},{"SOURCE_ROW_NUMBER":"2927003","VIOLATION_NO":"5222079","ISSUE_DT":"06/15/2026","CFR_STANDARD_CD":"77.502","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2026-06-15"},{"SOURCE_ROW_NUMBER":"2927012","VIOLATION_NO":"9780164","ISSUE_DT":"04/08/2026","CFR_STANDARD_CD":"77.400(d)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2026-04-08"},{"SOURCE_ROW_NUMBER":"2816960","VIOLATION_NO":"9545735","ISSUE_DT":"04/01/2024","CFR_STANDARD_CD":"77.1000","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"2253.00","CURRENT_ASSESSMENT_AMT":"2253.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2024-04-01"},{"SOURCE_ROW_NUMBER":"2622672","VIOLATION_NO":"9471896","ISSUE_DT":"05/17/2022","CFR_STANDARD_CD":"50.30(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"133.00","CURRENT_ASSESSMENT_AMT":"133.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2022-05-17"}]},{"id":"msha-coal-dust-samples","name":"Coal Dust Samples","domains":["health","safety"],"products":["respirable dust trends","CPDM coverage","void patterns","occupation exposure"],"rowCount":23,"firstDate":"2022-05-13","lastDate":"2026-07-08","metrics":{"recentRows":23,"cpdmSamples":0,"voidSamples":7,"validSamples":16,"maxConcentration":1.456,"concentrationTotal":6.249},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1193271","CASS_NUM":"58516897","SMP_TAKEN_DT":"7/8/2026","CONC":".124","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"LABORER","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2026-07-08"},{"SOURCE_ROW_NUMBER":"1154669","CASS_NUM":"58516932","SMP_TAKEN_DT":"7/8/2026","CONC":".08","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"MECHANIC","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2026-07-08"},{"SOURCE_ROW_NUMBER":"568409","CASS_NUM":"58516964","SMP_TAKEN_DT":"7/8/2026","CONC":".033","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"HIGHLIFT OPERATOR/FRONT END LOADER","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2026-07-08"},{"SOURCE_ROW_NUMBER":"490528","CASS_NUM":"58516937","SMP_TAKEN_DT":"7/8/2026","CONC":".058","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"CONTINUOUS MINER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2026-07-08"},{"SOURCE_ROW_NUMBER":"361681","CASS_NUM":"58516829","SMP_TAKEN_DT":"7/8/2026","CONC":".109","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"LABORER","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2026-07-08"},{"SOURCE_ROW_NUMBER":"1363356","CASS_NUM":"58516831","SMP_TAKEN_DT":"6/23/2026","CONC":".053","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"INVALID PRODUCTION","OCC_CD_DESC":"LABORER","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2026-06-23"},{"SOURCE_ROW_NUMBER":"1312339","CASS_NUM":"58516955","SMP_TAKEN_DT":"6/23/2026","CONC":".037","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"INVALID PRODUCTION","OCC_CD_DESC":"HIGHLIFT OPERATOR/FRONT END LOADER","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2026-06-23"},{"SOURCE_ROW_NUMBER":"728694","CASS_NUM":"58516992","SMP_TAKEN_DT":"6/23/2026","CONC":".103","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"INVALID PRODUCTION","OCC_CD_DESC":"LABORER","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2026-06-23"},{"SOURCE_ROW_NUMBER":"624072","CASS_NUM":"58516851","SMP_TAKEN_DT":"6/23/2026","CONC":".047","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"INVALID PRODUCTION","OCC_CD_DESC":"LABORER","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2026-06-23"},{"SOURCE_ROW_NUMBER":"388558","CASS_NUM":"58516944","SMP_TAKEN_DT":"6/23/2026","CONC":".066","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"INVALID PRODUCTION","OCC_CD_DESC":"CONTINUOUS MINER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2026-06-23"},{"SOURCE_ROW_NUMBER":"1465043","CASS_NUM":"58558909","SMP_TAKEN_DT":"2/24/2026","CONC":".231","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"HIGHLIFT OPERATOR/FRONT END LOADER","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2026-02-24"},{"SOURCE_ROW_NUMBER":"1114108","CASS_NUM":"58566591","SMP_TAKEN_DT":"2/24/2026","CONC":".388","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"LABORER","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2026-02-24"}]},{"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":"2022-02-09","lastDate":"2022-02-09","metrics":{"recentRows":1,"currentOperatorTenures":1,"completedOperatorTenures":0},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":18,"firstDate":"2021-11-23","lastDate":"2026-09-23","metrics":{"inspectors":22,"recentRows":18,"onSiteHours":172.25,"inspectionHours":294.5,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"125200","EVENT_NO":"F016BAB","INSPECTION_BEGIN_DT":"09/23/2026","INSPECTION_END_DT":"09/28/2026","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9.5","SUM_TOTAL_ON_SITE_HOURS":"4.75","sourceDate":"2026-09-23"},{"SOURCE_ROW_NUMBER":"374413","EVENT_NO":"F0232A3","INSPECTION_BEGIN_DT":"06/02/2026","INSPECTION_END_DT":"06/02/2026","ACTIVITY_CODE":"E04","ACTIVITY":"Verbal Hazard Complaint Inspections","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2026-06-02"},{"SOURCE_ROW_NUMBER":"767106","EVENT_NO":"F008704","INSPECTION_BEGIN_DT":"04/08/2026","INSPECTION_END_DT":"07/08/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"5","SUM_TOTAL_INSP_HOURS":"90.5","SUM_TOTAL_ON_SITE_HOURS":"58.5","sourceDate":"2026-04-08"},{"SOURCE_ROW_NUMBER":"955706","EVENT_NO":"7011199","INSPECTION_BEGIN_DT":"02/24/2026","INSPECTION_END_DT":"02/25/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"18","SUM_TOTAL_ON_SITE_HOURS":"13","sourceDate":"2026-02-24"},{"SOURCE_ROW_NUMBER":"58985","EVENT_NO":"F0086F4","INSPECTION_BEGIN_DT":"08/13/2025","INSPECTION_END_DT":"08/13/2025","ACTIVITY_CODE":"E24","ACTIVITY":"Other Technical Compliance Investigations","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4.25","SUM_TOTAL_ON_SITE_HOURS":"1.5","sourceDate":"2025-08-13"},{"SOURCE_ROW_NUMBER":"105229","EVENT_NO":"F0086E8","INSPECTION_BEGIN_DT":"04/24/2025","INSPECTION_END_DT":"04/24/2025","ACTIVITY_CODE":"E24","ACTIVITY":"Other Technical Compliance Investigations","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6.5","SUM_TOTAL_ON_SITE_HOURS":"2.5","sourceDate":"2025-04-24"},{"SOURCE_ROW_NUMBER":"102209","EVENT_NO":"F0086DC","INSPECTION_BEGIN_DT":"01/21/2025","INSPECTION_END_DT":"01/21/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2025-01-21"},{"SOURCE_ROW_NUMBER":"590925","EVENT_NO":"7037643","INSPECTION_BEGIN_DT":"09/17/2024","INSPECTION_END_DT":"09/17/2024","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1.5","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2024-09-17"},{"SOURCE_ROW_NUMBER":"1075490","EVENT_NO":"7037636","INSPECTION_BEGIN_DT":"07/17/2024","INSPECTION_END_DT":"08/14/2024","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"13.25","SUM_TOTAL_ON_SITE_HOURS":"7","sourceDate":"2024-07-17"},{"SOURCE_ROW_NUMBER":"365281","EVENT_NO":"7011136","INSPECTION_BEGIN_DT":"05/22/2024","INSPECTION_END_DT":"05/23/2024","ACTIVITY_CODE":"E17","ACTIVITY":"Special Emphasis Programs","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2024-05-22"},{"SOURCE_ROW_NUMBER":"835553","EVENT_NO":"7011125","INSPECTION_BEGIN_DT":"04/01/2024","INSPECTION_END_DT":"04/18/2024","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"26.5","SUM_TOTAL_ON_SITE_HOURS":"14","sourceDate":"2024-04-01"},{"SOURCE_ROW_NUMBER":"448172","EVENT_NO":"7011229","INSPECTION_BEGIN_DT":"03/06/2024","INSPECTION_END_DT":"03/07/2024","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"24.5","SUM_TOTAL_ON_SITE_HOURS":"17.75","sourceDate":"2024-03-06"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":18,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2026-Q2":{"hours":12966,"employees":24,"production":140428},"2026-Q1":{"hours":5556,"employees":14,"production":93032},"2025-Q4":{"hours":0,"employees":0,"production":0},"2025-Q3":{"hours":0,"employees":0,"production":0},"2025-Q2":{"hours":112,"employees":4,"production":0},"2025-Q1":{"hours":0,"employees":0,"production":0},"2024-Q4":{"hours":0,"employees":0,"production":0},"2024-Q3":{"hours":5167,"employees":14,"production":13777},"2024-Q2":{"hours":9638,"employees":18,"production":104839},"2024-Q1":{"hours":12259,"employees":17,"production":120550},"2023-Q4":{"hours":10721,"employees":19,"production":159182},"2023-Q3":{"hours":7832,"employees":19,"production":67398}},"recentRecords":[]},{"id":"msha-mine-production-yearly","name":"Mine Employment and Production — Yearly","domains":["production","safety","compliance"],"products":["annual trend","backfill","quarterly reconciliation"],"rowCount":5,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2022":{"hours":35485,"employees":11,"production":478092},"2023":{"hours":18553,"employees":19,"production":226580},"2024":{"hours":27064,"employees":16,"production":239166},"2025":{"hours":112,"employees":4,"production":0},"2026":{"hours":18522,"employees":19,"production":233460}},"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-noise-samples","name":"Noise Samples","domains":["health","safety","equipment"],"products":["hearing exposure","machine and manufacturer patterns","occupation coverage"],"rowCount":11,"firstDate":"2022-05-15","lastDate":"2026-02-24","metrics":{"recentRows":11,"doseOver100":0,"actDoseTotal":344,"pelDoseTotal":205},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"120927","EVENT_NO":"7011199","SURVEY_DATE":"02/24/2026","OCCUPATION_CD_DESC":"AUGER OPERATOR","MACHINE_CD":"02","ACT_DOSE_85":"10","PEL_DOSE_90":"5","SURVEY_TYPE":"I","sourceDate":"2026-02-24"},{"SOURCE_ROW_NUMBER":"120926","EVENT_NO":"7011199","SURVEY_DATE":"02/24/2026","OCCUPATION_CD_DESC":"LABORER","MACHINE_CD":"02","ACT_DOSE_85":"86","PEL_DOSE_90":"46","SURVEY_TYPE":"I","sourceDate":"2026-02-24"},{"SOURCE_ROW_NUMBER":"120925","EVENT_NO":"7011199","SURVEY_DATE":"02/24/2026","OCCUPATION_CD_DESC":"HIGHLIFT OPERATOR/FRONT END LOADER","MACHINE_CD":"18","ACT_DOSE_85":"11","PEL_DOSE_90":"2","SURVEY_TYPE":"I","sourceDate":"2026-02-24"},{"SOURCE_ROW_NUMBER":"120924","EVENT_NO":"7011199","SURVEY_DATE":"02/24/2026","OCCUPATION_CD_DESC":"LABORER","MACHINE_CD":"02","ACT_DOSE_85":"98","PEL_DOSE_90":"61","SURVEY_TYPE":"I","sourceDate":"2026-02-24"},{"SOURCE_ROW_NUMBER":"120923","EVENT_NO":"7011199","SURVEY_DATE":"02/24/2026","OCCUPATION_CD_DESC":"ELECTRICIAN","MACHINE_CD":"02","ACT_DOSE_85":"28","PEL_DOSE_90":"15","SURVEY_TYPE":"I","sourceDate":"2026-02-24"},{"SOURCE_ROW_NUMBER":"120930","EVENT_NO":"7011229","SURVEY_DATE":"03/06/2024","OCCUPATION_CD_DESC":"AUGER OPERATOR","MACHINE_CD":"02","ACT_DOSE_85":"35","PEL_DOSE_90":"21","SURVEY_TYPE":"I","sourceDate":"2024-03-06"},{"SOURCE_ROW_NUMBER":"120929","EVENT_NO":"7011229","SURVEY_DATE":"03/06/2024","OCCUPATION_CD_DESC":"AUGER HELPER","MACHINE_CD":"02","ACT_DOSE_85":"24","PEL_DOSE_90":"18","SURVEY_TYPE":"I","sourceDate":"2024-03-06"},{"SOURCE_ROW_NUMBER":"120928","EVENT_NO":"7011229","SURVEY_DATE":"03/06/2024","OCCUPATION_CD_DESC":"AUGER OPERATOR","MACHINE_CD":"02","ACT_DOSE_85":"46","PEL_DOSE_90":"37","SURVEY_TYPE":"I","sourceDate":"2024-03-06"},{"SOURCE_ROW_NUMBER":"120922","EVENT_NO":"7010990","SURVEY_DATE":"09/19/2023","OCCUPATION_CD_DESC":"AUGER OPERATOR","MACHINE_CD":"02","ACT_DOSE_85":"2","PEL_DOSE_90":"0","SURVEY_TYPE":"I","sourceDate":"2023-09-19"},{"SOURCE_ROW_NUMBER":"120921","EVENT_NO":"7010990","SURVEY_DATE":"09/19/2023","OCCUPATION_CD_DESC":"LABORER","MACHINE_CD":"40","ACT_DOSE_85":"1","PEL_DOSE_90":"0","SURVEY_TYPE":"I","sourceDate":"2023-09-19"},{"SOURCE_ROW_NUMBER":"120920","EVENT_NO":"6855051","SURVEY_DATE":"05/15/2022","OCCUPATION_CD_DESC":"AUGER OPERATOR","MACHINE_CD":"06","ACT_DOSE_85":"3","PEL_DOSE_90":"0","SURVEY_TYPE":"I","sourceDate":"2022-05-15"}]},{"id":"msha-quartz-samples","name":"Quartz Samples — Coal","domains":["health","safety"],"products":["quartz exposure trends","occupation context","applicable-rule linkage"],"rowCount":2,"firstDate":"2022-05-13","lastDate":"2024-03-06","metrics":{"recentRows":2,"voidSamples":1,"maxQuartzPct":5.9,"validSamples":1,"quartzPctTotal":6.4},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"89284","CASSETTE_NO":"58510716","SAMPLE_DT":"03/06/2024","QUARTZ_PCT":"00.5","QUARTZ_MICROGRAMS":"3","OCC_CODE_DESC":"AUGER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED WORK POSITION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2024-03-06"},{"SOURCE_ROW_NUMBER":"129083","CASSETTE_NO":"58418356","SAMPLE_DT":"05/13/2022","QUARTZ_PCT":"05.9","QUARTZ_MICROGRAMS":"10","OCC_CODE_DESC":"AUGER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED WORK POSITION","VOID_CD_DESC":"CONTROL FILTER INVALID","sourceDate":"2022-05-13"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":14,"firstDate":"2022-05-13","lastDate":"2026-09-23","metrics":{"ss":2,"amountDue":4104,"contested":0,"amountPaid":2670,"recentRows":14,"section104d":0,"unterminated":0,"proposedPenalty":4104},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1264739","VIOLATION_NO":"9780055","VIOLATION_ISSUE_DT":"09/23/2026","SIG_SUB":"N","PART_SECTION":"77.1607(n)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"09/23/2026","CONTESTED_IND":"N","sourceDate":"2026-09-23"},{"SOURCE_ROW_NUMBER":"1264735","VIOLATION_NO":"5222087","VIOLATION_ISSUE_DT":"06/15/2026","SIG_SUB":"N","PART_SECTION":"77.502","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/15/2026","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2026-06-15"},{"SOURCE_ROW_NUMBER":"1264734","VIOLATION_NO":"5222086","VIOLATION_ISSUE_DT":"06/15/2026","SIG_SUB":"N","PART_SECTION":"77.404(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"2","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/15/2026","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2026-06-15"},{"SOURCE_ROW_NUMBER":"1264733","VIOLATION_NO":"5222085","VIOLATION_ISSUE_DT":"06/15/2026","SIG_SUB":"Y","PART_SECTION":"77.502","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/15/2026","PROPOSED_PENALTY":"226","AMOUNT_DUE":"226","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2026-06-15"},{"SOURCE_ROW_NUMBER":"1264732","VIOLATION_NO":"5222084","VIOLATION_ISSUE_DT":"06/15/2026","SIG_SUB":"N","PART_SECTION":"77.206(e)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/15/2026","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2026-06-15"},{"SOURCE_ROW_NUMBER":"1264731","VIOLATION_NO":"5222083","VIOLATION_ISSUE_DT":"06/15/2026","SIG_SUB":"N","PART_SECTION":"77.1110","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"06/15/2026","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2026-06-15"},{"SOURCE_ROW_NUMBER":"1264730","VIOLATION_NO":"5222082","VIOLATION_ISSUE_DT":"06/15/2026","SIG_SUB":"N","PART_SECTION":"77.502","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"06/15/2026","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2026-06-15"},{"SOURCE_ROW_NUMBER":"1264729","VIOLATION_NO":"5222081","VIOLATION_ISSUE_DT":"06/15/2026","SIG_SUB":"N","PART_SECTION":"77.404(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/15/2026","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2026-06-15"},{"SOURCE_ROW_NUMBER":"1264728","VIOLATION_NO":"5222080","VIOLATION_ISSUE_DT":"06/15/2026","SIG_SUB":"N","PART_SECTION":"77.502","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"2","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/15/2026","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2026-06-15"},{"SOURCE_ROW_NUMBER":"1264727","VIOLATION_NO":"5222079","VIOLATION_ISSUE_DT":"06/15/2026","SIG_SUB":"N","PART_SECTION":"77.502","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/15/2026","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2026-06-15"},{"SOURCE_ROW_NUMBER":"1264736","VIOLATION_NO":"9780164","VIOLATION_ISSUE_DT":"04/08/2026","SIG_SUB":"N","PART_SECTION":"77.400(d)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/08/2026","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2026-04-08"},{"SOURCE_ROW_NUMBER":"1264726","VIOLATION_NO":"9545735","VIOLATION_ISSUE_DT":"04/01/2024","SIG_SUB":"Y","PART_SECTION":"77.1000","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"8","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/03/2024","PROPOSED_PENALTY":"2253","AMOUNT_DUE":"2253","AMOUNT_PAID":"2253","CONTESTED_IND":"N","sourceDate":"2024-04-01"}]}],"safety":{"href":"/api/v1/mines/1800813/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/1800813/silica","description":"Dedicated silica records, measurements, sample status and trends. Defaults to the snapshot year; use year=all for history."},"externalContext":{"eia":{"averageEmployees":17,"companyType":"Independent Producer Operator","components":[{"averageEmployees":17,"laborHours":27064,"mineType":"Surface","productionTons":239166}],"county":"Warrick","laborHours":27064,"mineName":"Addcar System 38","mineType":"Surface","mshaId":"1800813","operatingAddress":"12081 Virginia Blvd, Ashland, KY 41102","operatingCompany":"Mega Highwall Mining Llc","operationType":"Mine only","productionTons":239166,"reportedRows":1,"sourceUrl":"https://www.eia.gov/coal/data/public/xls/coalpublic2024.xlsx","state":"Indiana","status":"Temporarily closed","supplyRegion":"Illinois Basin","union":"","year":2024},"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","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.1607","heading":"Loading and haulage equipment; operation.","id":"77.1607","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1607","part":"77","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"Q","subpartHeading":"Subpart Q—Loading and Haulage","text":"(a) Vehicles shall follow at a safe distance; passing shall be limited to areas of adequate clearance and visibility.\n\n(b) Mobile equipment operators shall have full control of the equipment while it is in motion.\n\n(c) Equipment operating speeds shall be prudent and consistent with conditions of roadway, grades, clearance, visibility, traffic, and the type of equipment used.\n\n(d) Cabs of mobile equipment shall be kept free of extraneous materials.\n\n(e) Operators shall sit facing the direction of travel while operating equipment with dual controls.\n\n(f) When an equipment operator is present, men shall notify him before getting on or off equipment.\n\n(g) Equipment operators shall be certain, by signal or other means, that all persons are clear before starting or moving equipment.\n\n(h) Where possible, aerial tramways shall not be started until the tramway operator has ascertained that everyone is in the clear.\n\n(i) Dust control measures shall be taken where dust significantly reduces visibility of equipment operators.\n\n(j) Dippers, buckets, loading booms, or heavy suspended loads shall not be swung over the cabs of haulage vehicles until the drivers are out of the cabs and in safe locations, unless the trucks are designed specifically to protect the drivers from falling material.\n\n(k) Men shall not work or pass under the buckets or booms of loaders in operation.\n\n(l) Tires shall be deflated before repairs on them are started and adequate means shall be provided to prevent wheel locking rims from creating a hazard during tire inflation.\n\n(m) Electrically powered mobile equipment shall not be left unattended unless the master switch is in the off position, all operating controls are in the neutral position, and the brakes are set or other equivalent precautions are taken against rolling.\n\n(n) Mobile equipment shall not be left unattended unless the brakes are set. The wheels shall be turned into a bank or berm, or shall be blocked, when such equipment is parked on a grade.\n\n(o) Lights, flares, or other warning devices shall be posted when parked equipment creates a hazard to vehicular traffic.\n\n(p) Dippers, buckets, scraper blades, and similar movable parts shall be secured or lowered to the ground when not in use.\n\n(q) Shovel trailing cables shall not be moved with the shovel dipper unless cable slings or sleds are used.\n\n(r) Equipment which is to be hauled shall be loaded and protected so as to prevent sliding or spillage.\n\n(s) When moving between work areas, the equipment shall be secured in the travel position.\n\n(t) Any load extending more than 4 feet beyond the rear of the vehicle body should be marked clearly with a red flag by day and a red light at night.\n\n(u) Tow bars shall be used to tow heavy equipment and a safety chain shall be used in conjunction with each tow bar.\n\n(v) Railroad cars shall be kept under control at all times by the car dropper. Cars shall be dropped at a safe rate and in a manner that will insure that the car dropper maintains a safe position while working and traveling around the cars.\n\n(w) Railroad cars shall not be coupled or uncoupled manually from the inside of curves unless the railroad and cars are so designed to eliminate any hazard from coupling or uncoupling cars from inside of curves.\n\n(x) Persons shall wear safety belts when dropping railroad cars.\n\n(y) Railcars shall not be left on sidetracks unless ample clearance is provided for traffic on adjacent tracks.\n\n(z) Parked railcars, unless held effectively by brakes, shall be blocked securely.\n\n(aa) Railroad cars and all trucks shall be trimmed properly when they have been loaded higher than the confines of their cargo space.\n\n(bb) When the entire length of a conveyor is visible from the starting switch, the operator shall visually check to make certain that all persons are in the clear before starting the conveyor. When the entire length of the conveyor is not visible from the starting switch, a positive audible or visible warning system shall be installed and operated to warn persons that the conveyor will be started.\n\n(cc) Unguarded conveyors with walkways shall be equipped with emergency stop devices or cords along their full length.\n\n(dd) Adequate backstops or brakes shall be installed on inclined-conveyor drive units to prevent conveyors from running in reverse if a hazard to personnel would be caused.\n\n(ee) Aerial tram conveyor buckets shall not be overloaded, and feed shall be regulated to prevent spillage.","occurrenceCount":1},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.502","heading":"Electric equipment; examination, testing, and maintenance.","id":"77.502","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-F/section-77.502","part":"77","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"F","subpartHeading":"Subpart F—Electrical Equipment—General","text":"Electric equipment shall be frequently examined, tested, and properly maintained by a qualified person to assure safe operating conditions. When a potentially dangerous condition is found on electric equipment, such equipment shall be removed from service until such condition is corrected. A record of such examinations shall be kept.","occurrenceCount":5},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.404","heading":"Machinery and equipment; operation and maintenance.","id":"77.404","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.404","part":"77","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"E","subpartHeading":"Subpart E—Safeguards for Mechanical Equipment","text":"(a) Mobile and stationary machinery and equipment shall be maintained in safe operating condition and machinery or equipment in unsafe condition shall be removed from service immediately.\n\n(b) Machinery and equipment shall be operated only by persons trained in the use of and authorized to operate such machinery or equipment.\n\n(c) Repairs or maintenance shall not be performed on machinery until the power is off and the machinery is blocked against motion, except where machinery motion is necessary to make adjustments.\n\n(d) Machinery shall not be lubricated while in motion where a hazard exists, unless equipped with extended fittings or cups.","occurrenceCount":2},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.206","heading":"Ladders; construction; installation and maintenance.","id":"77.206","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-C/section-77.206","part":"77","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"C","subpartHeading":"Subpart C—Surface Installations","text":"(a) Ladders shall be of substantial construction and maintained in good condition.\n\n(b) Wooden members of ladders shall not be painted.\n\n(c) Steep or vertical ladders which are used regularly at fixed locations shall be anchored securely and provided with backguards extending from a point not more than 7 feet from the bottom of the ladder to the top of the ladder.\n\n(d) Fixed ladders shall not incline backwards at any point unless provided with backguards.\n\n(e) Fixed ladders shall be anchored securely and installed to provide at least 3 inches of toe clearance.\n\n(f) Fixed ladders shall project at least 3 feet above landings, or substantial handholds shall be provided above the landings.","occurrenceCount":1},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.1110","heading":"Examination and maintenance of firefighting equipment.","id":"77.1110","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1110","part":"77","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"L","subpartHeading":"Subpart L—Fire Protection","text":"Firefighting equipment shall be continuously maintained in a usable and operative condition. Fire extinguishers shall be examined at least once every 6 months and the date of such examination shall be recorded on a permanent tag attached to the extinguisher.\n\n(Pub. L. No. 96-511, 94 Stat. 2812 (44 U.S.C. 3501 et seq.))\n\n[36 FR 9364, May 22, 1971, as amended at 60 FR 33723, June 29, 1995]","occurrenceCount":1},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.400","heading":"Mechanical equipment guards.","id":"77.400","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.400","part":"77","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"E","subpartHeading":"Subpart E—Safeguards for Mechanical Equipment","text":"(a) Gears; sprockets; chains; drive, head, tail, and takeup pulleys; flywheels; couplings; shafts; sawblades; fan inlets; and similar exposed moving machine parts which may be contacted by persons, and which may cause injury to persons shall be guarded.\n\n(b) Overhead belts shall be guarded if the whipping action from a broken line would be hazardous to persons below.\n\n(c) Guards at conveyor-drive, conveyor-head, and conveyor-tail pulleys shall extend a distance sufficient to prevent a person from reaching behind the guard and becoming caught between the belt and the pulley.\n\n(d) Except when testing the machinery, guards shall be securely in place while machinery is being operated.","occurrenceCount":1},{"chapter":"I","heading":"Highwalls, pits and spoil banks; plans.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-K/section-77.1000","part":"77","subchapter":"O","subpart":"K","id":"77.1000","citation":"30 CFR 77.1000","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subpartHeading":"","text":null,"occurrenceCount":1}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"1800813","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}