{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4406941","name":"#5","status":"Abandoned","status_date":"2001-12-10","mine_type":"Surface","coal_metal":"C","commodity":"Coal (Bituminous)","state":"VA","county":"Dickenson","nearest_town":"Nora","operator_id":"P21188","operator_name":"Hokie Mining Company","controller_id":"0085453","controller_name":"Metinvest B V","district":"C05","office":"Norton VA Field Office","employees":0,"latitude":37,"longitude":-82.333333},"coverage":{"contributingSources":12,"registeredSources":20,"sourceRows":79},"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":"4406941","name":"#5"},"operator":{"type":"operator","id":"P21188","name":"Hokie Mining Company"},"controller":{"type":"controller","id":"0085453","name":"Metinvest B V"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C13340","name":"Kenneth L  Stacy"},"object":{"type":"mine","id":"4406941","name":"#5"},"validFrom":"1988-08-24","validTo":"2006-03-22","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406941|C13340|1988-08-24|2006-03-22"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P21188","name":"Hokie Mining Company"},"object":{"type":"mine","id":"4406941","name":"#5"},"validFrom":"1999-04-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406941|P21188|1999-04-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C13340","name":"Kenneth L  Stacy"},"object":{"type":"operator","id":"P21188","name":"Hokie Mining Company"},"validFrom":"1999-04-01","validTo":"2006-03-22","current":false,"derived":true,"evidenceMineId":"4406941","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406941|P21188|1999-04-01|C13340|1988-08-24|89283"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C00375","name":"United  Company"},"object":{"type":"mine","id":"4406941","name":"#5"},"validFrom":"2006-03-23","validTo":"2009-04-29","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406941|C00375|2006-03-23|2009-04-29"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C00375","name":"United  Company"},"object":{"type":"operator","id":"P21188","name":"Hokie Mining Company"},"validFrom":"2006-03-23","validTo":"2009-04-29","current":false,"derived":true,"evidenceMineId":"4406941","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406941|P21188|1999-04-01|C00375|2006-03-23|46799"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0085453","name":"Metinvest B V"},"object":{"type":"mine","id":"4406941","name":"#5"},"validFrom":"2009-04-30","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406941|0085453|2009-04-30|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0085453","name":"Metinvest B V"},"object":{"type":"operator","id":"P21188","name":"Hokie Mining Company"},"validFrom":"2009-04-30","validTo":null,"current":true,"derived":true,"evidenceMineId":"4406941","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406941|P21188|1999-04-01|0085453|2009-04-30|13538"}}],"coverage":{"historyRecords":3,"edgeCount":7,"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":"2000-10-17","lastDate":"2000-11-08","metrics":{"daysLost":0,"injuries":2,"fatalities":0,"recentRows":0,"restrictedDays":0,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"205485","DOCUMENT_NO":"220003140061","ACCIDENT_DT":"11/08/2000","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Caught in, under or between NEC","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","NARRATIVE":"EMPLOYEE WAS TAKING THE FINAL DRIVE OFF OF A 992 LOADER TO REPAIR THE BREAKING SYSTEM. THE FINAL DRIVE WAS HOOKED TO A HOIST ON THE SERVICE TRUCK. WHEN THE FINAL DRIVE CAME LOOSE IT SLIPPED AN D CAUGHT THE EMPLOYEE'S HAND BETWEEN THE DRIVE AND THE FRAME OF THE LOADER.","sourceDate":"2000-11-08"},{"SOURCE_ROW_NUMBER":"158178","DOCUMENT_NO":"220003060002","ACCIDENT_DT":"10/17/2000","DEGREE_INJURY":"OCCUPATNAL ILLNESS NOT DEG 1-6","CLASSIFICATION":"DUST DISEASE OF LUNGS","ACCIDENT_TYPE":"Inhalation of radiations, caustics, toxic and noxious substances","OCCUPATION":"Front-end loader, Scraper-loader operator, Pan operator, Payloader, Scraper rig operator","NO_INJURIES":"1","NARRATIVE":"ALLEGED PNEUMONIOSIS.","sourceDate":"2000-10-17"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2001-12-10","lastDate":"2001-12-10","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":9,"firstDate":"2000-01-07","lastDate":"2001-01-18","metrics":{"ss":2,"delinquent":9,"recentRows":0,"paidPenalty":629,"proposedPenalty":629,"currentAssessment":629},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"891972","VIOLATION_NO":"7301259","ISSUE_DT":"01/18/2001","CFR_STANDARD_CD":"50.20(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":"2001-01-18"},{"SOURCE_ROW_NUMBER":"891971","VIOLATION_NO":"7301258","ISSUE_DT":"01/18/2001","CFR_STANDARD_CD":"77.1713(c)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2001-01-18"},{"SOURCE_ROW_NUMBER":"893932","VIOLATION_NO":"7307572","ISSUE_DT":"04/06/2000","CFR_STANDARD_CD":"77.409","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"122.00","CURRENT_ASSESSMENT_AMT":"122.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-04-06"},{"SOURCE_ROW_NUMBER":"893931","VIOLATION_NO":"7307571","ISSUE_DT":"04/06/2000","CFR_STANDARD_CD":"72.620","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"122.00","CURRENT_ASSESSMENT_AMT":"122.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-04-06"},{"SOURCE_ROW_NUMBER":"893930","VIOLATION_NO":"7307570","ISSUE_DT":"04/06/2000","CFR_STANDARD_CD":"77.1110","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-04-06"},{"SOURCE_ROW_NUMBER":"893892","VIOLATION_NO":"7307531","ISSUE_DT":"01/10/2000","CFR_STANDARD_CD":"77.1301(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":"2000-01-10"},{"SOURCE_ROW_NUMBER":"893891","VIOLATION_NO":"7307530","ISSUE_DT":"01/08/2000","CFR_STANDARD_CD":"77.410","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-01-08"},{"SOURCE_ROW_NUMBER":"893890","VIOLATION_NO":"7307529","ISSUE_DT":"01/08/2000","CFR_STANDARD_CD":"77.1606(c)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-01-08"},{"SOURCE_ROW_NUMBER":"893889","VIOLATION_NO":"7307528","ISSUE_DT":"01/07/2000","CFR_STANDARD_CD":"77.1110","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-01-07"}]},{"id":"msha-coal-dust-samples","name":"Coal Dust Samples","domains":["health","safety"],"products":["respirable dust trends","CPDM coverage","void patterns","occupation exposure"],"rowCount":20,"firstDate":"2000-01-10","lastDate":"2000-11-09","metrics":{"recentRows":0,"cpdmSamples":0,"voidSamples":1,"validSamples":19,"maxConcentration":0.826,"concentrationTotal":6.409},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1412843","CASS_NUM":"50520604","SMP_TAKEN_DT":"11/9/2000","CONC":".202","SMP_TYPE_CD_DESC":"DESIGNATED WORK POSITION","SMP_USE_CD_DESC":"BIMONTHLY CYCLE/TRANSITION PERIOD SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"BULLDOZER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-11-09"},{"SOURCE_ROW_NUMBER":"1489155","CASS_NUM":"57295028","SMP_TAKEN_DT":"8/30/2000","CONC":".214","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":"2000-08-30"},{"SOURCE_ROW_NUMBER":"585938","CASS_NUM":"57295037","SMP_TAKEN_DT":"8/30/2000","CONC":".125","SMP_TYPE_CD_DESC":"DESIGNATED 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":"BULLDOZER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-08-30"},{"SOURCE_ROW_NUMBER":"256775","CASS_NUM":"57295041","SMP_TAKEN_DT":"8/30/2000","CONC":".441","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":"REFUSE TRUCK DRIVER/BACKFILL TRUCK DRIVE","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-08-30"},{"SOURCE_ROW_NUMBER":"274475","CASS_NUM":"50554626","SMP_TAKEN_DT":"8/16/2000","CONC":".044","SMP_TYPE_CD_DESC":"DESIGNATED WORK POSITION","SMP_USE_CD_DESC":"BIMONTHLY CYCLE/TRANSITION PERIOD SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"BULLDOZER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-08-16"},{"SOURCE_ROW_NUMBER":"1535995","CASS_NUM":"50533324","SMP_TAKEN_DT":"7/11/2000","CONC":".286","SMP_TYPE_CD_DESC":"DESIGNATED WORK POSITION","SMP_USE_CD_DESC":"BIMONTHLY CYCLE/TRANSITION PERIOD SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"BULLDOZER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-07-11"},{"SOURCE_ROW_NUMBER":"1218330","CASS_NUM":"50531864","SMP_TAKEN_DT":"4/7/2000","CONC":".32","SMP_TYPE_CD_DESC":"DESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT YET USED IN DETERMINATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"BULLDOZER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-04-07"},{"SOURCE_ROW_NUMBER":"632370","CASS_NUM":"50531883","SMP_TAKEN_DT":"4/7/2000","CONC":".194","SMP_TYPE_CD_DESC":"DESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT YET USED IN DETERMINATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"BULLDOZER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-04-07"},{"SOURCE_ROW_NUMBER":"834600","CASS_NUM":"50531895","SMP_TAKEN_DT":"4/6/2000","CONC":".38","SMP_TYPE_CD_DESC":"DESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT YET USED IN DETERMINATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"BULLDOZER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-04-06"},{"SOURCE_ROW_NUMBER":"229517","CASS_NUM":"50531900","SMP_TAKEN_DT":"4/6/2000","CONC":".199","SMP_TYPE_CD_DESC":"DESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT YET USED IN DETERMINATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"BULLDOZER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-04-06"},{"SOURCE_ROW_NUMBER":"265385","CASS_NUM":"50531840","SMP_TAKEN_DT":"4/5/2000","CONC":".195","SMP_TYPE_CD_DESC":"DESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT YET USED IN DETERMINATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"BULLDOZER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-04-05"},{"SOURCE_ROW_NUMBER":"1219030","CASS_NUM":"50531911","SMP_TAKEN_DT":"3/20/2000","CONC":".826","SMP_TYPE_CD_DESC":"DESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT YET USED IN DETERMINATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"BULLDOZER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2000-03-20"}]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":3,"firstDate":"1999-04-01","lastDate":"1999-04-01","metrics":{"recentRows":0,"currentOperatorTenures":3,"completedOperatorTenures":0},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":10,"firstDate":"2000-01-07","lastDate":"2001-07-05","metrics":{"inspectors":10,"recentRows":0,"onSiteHours":66.5,"inspectionHours":102,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"449970","EVENT_NO":"4137784","INSPECTION_BEGIN_DT":"07/05/2001","INSPECTION_END_DT":"07/26/2001","ACTIVITY_CODE":"AAA","ACTIVITY":"Regular Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5.5","SUM_TOTAL_ON_SITE_HOURS":"1.5","sourceDate":"2001-07-05"},{"SOURCE_ROW_NUMBER":"173661","EVENT_NO":"4137731","INSPECTION_BEGIN_DT":"01/18/2001","INSPECTION_END_DT":"01/25/2001","ACTIVITY_CODE":"AAA","ACTIVITY":"Regular Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9.5","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2001-01-18"},{"SOURCE_ROW_NUMBER":"435109","EVENT_NO":"4140053","INSPECTION_BEGIN_DT":"12/08/2000","INSPECTION_END_DT":"12/08/2000","ACTIVITY_CODE":"CAA","ACTIVITY":"SPOT INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.5","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2000-12-08"},{"SOURCE_ROW_NUMBER":"1135705","EVENT_NO":"4140022","INSPECTION_BEGIN_DT":"08/30/2000","INSPECTION_END_DT":"09/11/2000","ACTIVITY_CODE":"CAA","ACTIVITY":"SPOT INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3.5","SUM_TOTAL_ON_SITE_HOURS":"1.5","sourceDate":"2000-08-30"},{"SOURCE_ROW_NUMBER":"431399","EVENT_NO":"4140023","INSPECTION_BEGIN_DT":"08/30/2000","INSPECTION_END_DT":"09/11/2000","ACTIVITY_CODE":"BAF","ACTIVITY":"RESP DUST TECH INSP - SURFACE MINES","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9.5","SUM_TOTAL_ON_SITE_HOURS":"7.5","sourceDate":"2000-08-30"},{"SOURCE_ROW_NUMBER":"536848","EVENT_NO":"4139476","INSPECTION_BEGIN_DT":"04/06/2000","INSPECTION_END_DT":"04/10/2000","ACTIVITY_CODE":"BBB","ACTIVITY":"NOISE TECHNICAL INVESTIGATION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10","SUM_TOTAL_ON_SITE_HOURS":"8","sourceDate":"2000-04-06"},{"SOURCE_ROW_NUMBER":"114240","EVENT_NO":"4139475","INSPECTION_BEGIN_DT":"04/05/2000","INSPECTION_END_DT":"04/10/2000","ACTIVITY_CODE":"AAA","ACTIVITY":"Regular Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"22","SUM_TOTAL_ON_SITE_HOURS":"15.5","sourceDate":"2000-04-05"},{"SOURCE_ROW_NUMBER":"12380","EVENT_NO":"4139474","INSPECTION_BEGIN_DT":"04/05/2000","INSPECTION_END_DT":"04/10/2000","ACTIVITY_CODE":"CBD","ACTIVITY":"RESPIRABLE DUST MONITORING INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2000-04-05"},{"SOURCE_ROW_NUMBER":"880882","EVENT_NO":"4139444","INSPECTION_BEGIN_DT":"01/10/2000","INSPECTION_END_DT":"01/24/2000","ACTIVITY_CODE":"BAF","ACTIVITY":"RESP DUST TECH INSP - SURFACE MINES","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"11.5","SUM_TOTAL_ON_SITE_HOURS":"8","sourceDate":"2000-01-10"},{"SOURCE_ROW_NUMBER":"225240","EVENT_NO":"4139443","INSPECTION_BEGIN_DT":"01/07/2000","INSPECTION_END_DT":"01/13/2000","ACTIVITY_CODE":"AAA","ACTIVITY":"Regular Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"25","SUM_TOTAL_ON_SITE_HOURS":"16.5","sourceDate":"2000-01-07"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":7,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2002-Q1":{"hours":0,"employees":0,"production":0},"2001-Q2":{"hours":0,"employees":0,"production":0},"2001-Q1":{"hours":0,"employees":0,"production":0},"2000-Q4":{"hours":6634,"employees":14,"production":10700},"2000-Q3":{"hours":9841,"employees":14,"production":26333},"2000-Q2":{"hours":10825,"employees":16,"production":41580},"2000-Q1":{"hours":9000,"employees":18,"production":32884}},"recentRecords":[]},{"id":"msha-mine-production-yearly","name":"Mine Employment and Production — Yearly","domains":["production","safety","compliance"],"products":["annual trend","backfill","quarterly reconciliation"],"rowCount":1,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2000":{"hours":36300,"employees":16,"production":111497}},"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":8,"firstDate":"2000-04-06","lastDate":"2000-04-06","metrics":{"recentRows":0,"doseOver100":0,"actDoseTotal":578,"pelDoseTotal":395},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"204012","EVENT_NO":"4139476","SURVEY_DATE":"04/06/2000","OCCUPATION_CD_DESC":"HIGHLIFT OPERATOR/FRONT END LOADER","MACHINE_CD":"18","MANUFACTURER_CD":"018","ACT_DOSE_85":"78","PEL_DOSE_90":"78","SURVEY_TYPE":"I","sourceDate":"2000-04-06"},{"SOURCE_ROW_NUMBER":"204011","EVENT_NO":"4139476","SURVEY_DATE":"04/06/2000","OCCUPATION_CD_DESC":"HIGHWALL DRILL OPERATOR","MACHINE_CD":"21","MANUFACTURER_CD":"019","ACT_DOSE_85":"70","PEL_DOSE_90":"14","SURVEY_TYPE":"I","sourceDate":"2000-04-06"},{"SOURCE_ROW_NUMBER":"204010","EVENT_NO":"4139476","SURVEY_DATE":"04/06/2000","OCCUPATION_CD_DESC":"REFUSE TRUCK DRIVER/BACKFILL TRUCK DRIVE","MACHINE_CD":"39","MANUFACTURER_CD":"018","ACT_DOSE_85":"70","PEL_DOSE_90":"28","SURVEY_TYPE":"I","sourceDate":"2000-04-06"},{"SOURCE_ROW_NUMBER":"204009","EVENT_NO":"4139476","SURVEY_DATE":"04/06/2000","OCCUPATION_CD_DESC":"REFUSE TRUCK DRIVER/BACKFILL TRUCK DRIVE","MACHINE_CD":"39","MANUFACTURER_CD":"018","ACT_DOSE_85":"70","PEL_DOSE_90":"70","SURVEY_TYPE":"I","sourceDate":"2000-04-06"},{"SOURCE_ROW_NUMBER":"204008","EVENT_NO":"4139476","SURVEY_DATE":"04/06/2000","OCCUPATION_CD_DESC":"HIGHWALL DRILL OPERATOR","MACHINE_CD":"21","MANUFACTURER_CD":"019","ACT_DOSE_85":"70","PEL_DOSE_90":"70","SURVEY_TYPE":"I","sourceDate":"2000-04-06"},{"SOURCE_ROW_NUMBER":"204007","EVENT_NO":"4139476","SURVEY_DATE":"04/06/2000","OCCUPATION_CD_DESC":"BULLDOZER OPERATOR","MACHINE_CD":"03","MANUFACTURER_CD":"018","ACT_DOSE_85":"71","PEL_DOSE_90":"47","SURVEY_TYPE":"I","sourceDate":"2000-04-06"},{"SOURCE_ROW_NUMBER":"204006","EVENT_NO":"4139476","SURVEY_DATE":"04/06/2000","OCCUPATION_CD_DESC":"BULLDOZER OPERATOR","MACHINE_CD":"03","MANUFACTURER_CD":"018","ACT_DOSE_85":"71","PEL_DOSE_90":"71","SURVEY_TYPE":"I","sourceDate":"2000-04-06"},{"SOURCE_ROW_NUMBER":"204005","EVENT_NO":"4139476","SURVEY_DATE":"04/06/2000","OCCUPATION_CD_DESC":"HIGHLIFT OPERATOR/FRONT END LOADER","MACHINE_CD":"18","MANUFACTURER_CD":"018","ACT_DOSE_85":"78","PEL_DOSE_90":"17","SURVEY_TYPE":"I","sourceDate":"2000-04-06"}]},{"id":"msha-quartz-samples","name":"Quartz Samples — Coal","domains":["health","safety"],"products":["quartz exposure trends","occupation context","applicable-rule linkage"],"rowCount":8,"firstDate":"2000-01-10","lastDate":"2000-09-19","metrics":{"recentRows":0,"voidSamples":1,"maxQuartzPct":32.2,"validSamples":7,"quartzPctTotal":96.6},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"63595","CASSETTE_NO":"50554100","SAMPLE_DT":"09/19/2000","QUARTZ_PCT":"07.7","OCC_CODE_DESC":"REFUSE TRUCK DRIVER/BACKFILL TRUCK DRIVE","SAMPLE_TYPE_DESC":"DESIGNATED WORK POSITION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2000-09-19"},{"SOURCE_ROW_NUMBER":"149484","CASSETTE_NO":"57295041","SAMPLE_DT":"08/30/2000","QUARTZ_PCT":"08.5","OCC_CODE_DESC":"REFUSE TRUCK DRIVER/BACKFILL TRUCK DRIVE","SAMPLE_TYPE_DESC":"DESIGNATED WORK POSITION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2000-08-30"},{"SOURCE_ROW_NUMBER":"166633","CASSETTE_NO":"50509530","SAMPLE_DT":"02/22/2000","OCC_CODE_DESC":"BULLDOZER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED WORK POSITION","VOID_CD_DESC":"INSUFFICIENT WEIGHT GAIN","sourceDate":"2000-02-22"},{"SOURCE_ROW_NUMBER":"46128","CASSETTE_NO":"50522624","SAMPLE_DT":"02/22/2000","QUARTZ_PCT":"32.2","OCC_CODE_DESC":"HIGHWALL DRILL OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED WORK POSITION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2000-02-22"},{"SOURCE_ROW_NUMBER":"116252","CASSETTE_NO":"50522617","SAMPLE_DT":"01/28/2000","QUARTZ_PCT":"08.3","OCC_CODE_DESC":"HIGHWALL DRILL OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED WORK POSITION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2000-01-28"},{"SOURCE_ROW_NUMBER":"28764","CASSETTE_NO":"50522586","SAMPLE_DT":"01/28/2000","QUARTZ_PCT":"01.3","OCC_CODE_DESC":"BULLDOZER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED WORK POSITION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2000-01-28"},{"SOURCE_ROW_NUMBER":"127522","CASSETTE_NO":"57219390","SAMPLE_DT":"01/10/2000","QUARTZ_PCT":"20.9","OCC_CODE_DESC":"HIGHWALL DRILL OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED WORK POSITION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2000-01-10"},{"SOURCE_ROW_NUMBER":"90009","CASSETTE_NO":"57219367","SAMPLE_DT":"01/10/2000","QUARTZ_PCT":"17.7","OCC_CODE_DESC":"BULLDOZER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED WORK POSITION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2000-01-10"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":9,"firstDate":"2000-01-07","lastDate":"2001-01-18","metrics":{"ss":2,"amountDue":629,"contested":0,"amountPaid":629,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":629},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2385732","VIOLATION_NO":"7301259","VIOLATION_ISSUE_DT":"01/18/2001","SIG_SUB":"N","PART_SECTION":"50.20(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/18/2001","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2001-01-18"},{"SOURCE_ROW_NUMBER":"2385731","VIOLATION_NO":"7301258","VIOLATION_ISSUE_DT":"01/18/2001","SIG_SUB":"N","PART_SECTION":"77.1713(c)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/18/2001","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2001-01-18"},{"SOURCE_ROW_NUMBER":"2385735","VIOLATION_NO":"7307572","VIOLATION_ISSUE_DT":"04/06/2000","SIG_SUB":"Y","PART_SECTION":"77.409","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/06/2000","PROPOSED_PENALTY":"122","AMOUNT_DUE":"122","AMOUNT_PAID":"122","CONTESTED_IND":"N","sourceDate":"2000-04-06"},{"SOURCE_ROW_NUMBER":"2385734","VIOLATION_NO":"7307571","VIOLATION_ISSUE_DT":"04/06/2000","SIG_SUB":"Y","PART_SECTION":"72.620","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/08/2000","PROPOSED_PENALTY":"122","AMOUNT_DUE":"122","AMOUNT_PAID":"122","CONTESTED_IND":"N","sourceDate":"2000-04-06"},{"SOURCE_ROW_NUMBER":"2385733","VIOLATION_NO":"7307570","VIOLATION_ISSUE_DT":"04/06/2000","SIG_SUB":"N","PART_SECTION":"77.1110","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/06/2000","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2000-04-06"},{"SOURCE_ROW_NUMBER":"2385730","VIOLATION_NO":"7307531","VIOLATION_ISSUE_DT":"01/10/2000","SIG_SUB":"N","PART_SECTION":"77.1301(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"4","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"01/10/2000","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2000-01-10"},{"SOURCE_ROW_NUMBER":"2385729","VIOLATION_NO":"7307530","VIOLATION_ISSUE_DT":"01/08/2000","SIG_SUB":"N","PART_SECTION":"77.410","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/10/2000","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2000-01-08"},{"SOURCE_ROW_NUMBER":"2385728","VIOLATION_NO":"7307529","VIOLATION_ISSUE_DT":"01/08/2000","SIG_SUB":"N","PART_SECTION":"77.1606(c)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/10/2000","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2000-01-08"},{"SOURCE_ROW_NUMBER":"2385727","VIOLATION_NO":"7307528","VIOLATION_ISSUE_DT":"01/07/2000","SIG_SUB":"N","PART_SECTION":"77.1110","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/07/2000","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2000-01-07"}]}],"safety":{"href":"/api/v1/mines/4406941/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4406941/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":"Preparation and submission of MSHA Report Form 7000-1—Mine Accident, Injury, and Illness Report.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-C/section-50.20","part":"50","subchapter":"I","subpart":"C","id":"50.20","citation":"30 CFR 50.20","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},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.1713","heading":"Daily inspection of surface coal mine; certified person; reports of inspection.","id":"77.1713","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-R/section-77.1713","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":"R","subpartHeading":"Subpart R—Miscellaneous","text":"(a) At least once during each working shift, or more often if necessary for safety, each active working area and each active surface installation shall be examined by a certified person designated by the operator to conduct such examinations for hazardous conditions and any hazardous conditions noted during such examinations shall be reported to the operator and shall be corrected by the operator.\n\n(b) If any hazardous condition noted during an examination conducted in accordance with paragraph (a) of this section creates an imminent danger, the person conducting such examination shall notify the operator and the operator shall withdraw all persons from the area affected, except those persons referred to in section 104(d) of the Act, until the danger is abated.\n\n(c) After each examination conducted in accordance with the provisions of paragraph (a) of this section, each certified person who conducted all or any part of the examination required shall enter with ink or indelible pencil in a book approved by the Secretary the date and a report of the condition of the mine or any area of the mine which he has inspected together with a report of the nature and location of any hazardous condition found to be present at the mine. The book in which such entries are made shall be kept in an area at the mine designated by the operator to minimize the danger of destruction by fire or other hazard.\n\n(d) All examination reports recorded in accordance with the provisions of paragraph (c) of this section shall include a report of the action taken to abate hazardous conditions and shall be signed or countersigned each day by at least one of the following persons:\n\n(1) The surface mine foreman;\n\n(2) The assistant superintendent of the mine;\n\n(3) The superintendent of the mine;\n\n(4) The person designated by the operator as responsible for health and safety at the mine; or,\n\n(5) An equivalent mine official.\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; 63 FR 58613, Oct. 30, 1998]","occurrenceCount":1},{"chapter":"I","heading":"Shovels, draglines, and tractors.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.409","part":"77","subchapter":"O","subpart":"E","id":"77.409","citation":"30 CFR 77.409","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},{"chapter":"I","heading":"Drill dust control at surface mines and surface areas of underground mines.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-72/subpart-E/section-72.620","part":"72","subchapter":"O","subpart":"E","id":"72.620","citation":"30 CFR 72.620","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","partHeading":"PART 72—HEALTH STANDARDS FOR COAL MINES","subpartHeading":"","text":null,"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":2},{"chapter":"I","heading":"Explosives; magazines.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-N/section-77.1301","part":"77","subchapter":"O","subpart":"N","id":"77.1301","citation":"30 CFR 77.1301","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},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.410","heading":"Mobile equipment; automatic warning devices.","id":"77.410","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.410","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 equipment such as front-end loaders, forklifts, tractors, graders, and trucks, except pickup trucks with an unobstructed rear view, shall be equipped with a warning device that—\n\n(1) Gives an audible alarm when the equipment is put in reverse; or\n\n(2) Uses infrared light, ultrasonic waves, radar, or other effective devices to detect objects or persons at the rear of the equipment, and sounds an audible alarm when a person or object is detected. This type of discriminating warning device shall—\n\n(i) Have a sensing area of a sufficient size that would allow endangered persons adequate time to get out of the danger zone.\n\n(ii) Give audible and visual alarms inside the operator's compartment and an audible alarm outside of the operator's compartment when a person or object is detected in the sensing area; and\n\n(iii) When the equipment is put in reverse, activate and give a one-time audible and visual alarm inside the operator's compartment and a one-time audible alarm outside the operator's compartment.\n\n(b) Alarms shall be audible above the surrounding noise levels.\n\n(c) Warning devices shall be maintained in functional condition.\n\n(d) An automatic reverse-activated strobe light may be substituted for an audible alarm when mobile equipment is operated at night.\n\n[54 FR 30517, July 20, 1989]","occurrenceCount":1},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.1606","heading":"Loading and haulage equipment; inspection and maintenance.","id":"77.1606","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1606","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) Mobile loading and haulage equipment shall be inspected by a competent person before such equipment is placed in operation. Equipment defects affecting safety shall be recorded and reported to the mine operator.\n\n(b) Carriers on aerial tramways, including loading and unloading mechanisms, shall be inspected each shift; brakes shall be inspected daily; ropes and supports shall be inspected as recommended by the manufacturer or as physical conditions warrant. Equipment defects affecting safety shall be reported to the mine operator.\n\n(c) Equipment defects affecting safety shall be corrected before the equipment is used.","occurrenceCount":1}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"4406941","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}