{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"1519579","name":"Miniard Branch Mine","status":"Abandoned","status_date":"2014-06-30","mine_type":"Underground","coal_metal":"C","commodity":"Coal (Bituminous)","state":"KY","county":"Leslie","nearest_town":"Big Laurel","operator_id":"P23317","operator_name":"Bledsoe Coal Corporation","controller_id":"C13562","controller_name":"James River Coal Company","district":"C07","office":"Barbourville KY Field Office","employees":0,"latitude":36.989444,"longitude":-83.2725},"coverage":{"contributingSources":15,"registeredSources":20,"sourceRows":365},"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":"1519579","name":"Miniard Branch Mine"},"operator":{"type":"operator","id":"P23317","name":"Bledsoe Coal Corporation"},"controller":{"type":"controller","id":"C13562","name":"James River Coal Company"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C13562","name":"James River Coal Company"},"object":{"type":"mine","id":"1519579","name":"Miniard Branch Mine"},"validFrom":"1995-06-20","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519579|C13562|1995-06-20|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23317","name":"Bledsoe Coal Corporation"},"object":{"type":"mine","id":"1519579","name":"Miniard Branch Mine"},"validFrom":"2011-04-18","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519579|P23317|2011-04-18|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C13562","name":"James River Coal Company"},"object":{"type":"operator","id":"P23317","name":"Bledsoe Coal Corporation"},"validFrom":"2011-04-18","validTo":null,"current":true,"derived":true,"evidenceMineId":"1519579","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1519579|P23317|2011-04-18|C13562|1995-06-20|90399"}}],"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":"2011-11-10","lastDate":"2012-09-13","metrics":{"daysLost":0,"injuries":2,"fatalities":0,"recentRows":0,"restrictedDays":0,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"173608","DOCUMENT_NO":"220122690031","ACCIDENT_DT":"09/13/2012","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee went to check mine fan when his right foot slipped on step causing his ankle to twist. Employee received a hairline fracture to his right foot. Employee has returned to regular duty.","sourceDate":"2012-09-13"},{"SOURCE_ROW_NUMBER":"268256","DOCUMENT_NO":"220113190015","ACCIDENT_DT":"11/10/2011","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"MACHINERY","ACCIDENT_TYPE":"Struck by... NEC","OCCUPATION":"Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee was drilling top with drill steel from roof bolter when drill steel kicked out striking employee in chin, employee has received 7 sutures in chin. Employee has returned to work with no restrictions.","sourceDate":"2011-11-10"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2014-06-30","lastDate":"2014-06-30","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":22,"firstDate":"2011-05-18","lastDate":"2014-04-07","metrics":{"ss":10,"delinquent":22,"recentRows":0,"paidPenalty":3344,"proposedPenalty":3504,"currentAssessment":3344},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1469439","VIOLATION_NO":"8382742","ISSUE_DT":"04/07/2014","CFR_STANDARD_CD":"77.502","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"117.00","CURRENT_ASSESSMENT_AMT":"117.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2014-04-07"},{"SOURCE_ROW_NUMBER":"1978218","VIOLATION_NO":"8399985","ISSUE_DT":"06/21/2012","CFR_STANDARD_CD":"77.1110","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2012-06-21"},{"SOURCE_ROW_NUMBER":"1978013","VIOLATION_NO":"8399935","ISSUE_DT":"12/01/2011","CFR_STANDARD_CD":"77.1605(k)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"263.00","CURRENT_ASSESSMENT_AMT":"263.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2011-12-01"},{"SOURCE_ROW_NUMBER":"1978012","VIOLATION_NO":"8399934","ISSUE_DT":"12/01/2011","CFR_STANDARD_CD":"75.220(a)(1)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"176.00","CURRENT_ASSESSMENT_AMT":"176.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2011-12-01"},{"SOURCE_ROW_NUMBER":"1978011","VIOLATION_NO":"8399933","ISSUE_DT":"12/01/2011","CFR_STANDARD_CD":"77.800-2","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2011-12-01"},{"SOURCE_ROW_NUMBER":"1978010","VIOLATION_NO":"8399922","ISSUE_DT":"11/16/2011","CFR_STANDARD_CD":"77.1605(k)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"263.00","CURRENT_ASSESSMENT_AMT":"263.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2011-11-16"},{"SOURCE_ROW_NUMBER":"1978009","VIOLATION_NO":"8399921","ISSUE_DT":"11/16/2011","CFR_STANDARD_CD":"75.312(g)(1)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2011-11-16"},{"SOURCE_ROW_NUMBER":"1465922","VIOLATION_NO":"8368827","ISSUE_DT":"09/27/2011","CFR_STANDARD_CD":"77.1110","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2011-09-27"},{"SOURCE_ROW_NUMBER":"1465921","VIOLATION_NO":"8368826","ISSUE_DT":"09/27/2011","CFR_STANDARD_CD":"77.1606(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2011-09-27"},{"SOURCE_ROW_NUMBER":"1465920","VIOLATION_NO":"8353964","ISSUE_DT":"09/27/2011","CFR_STANDARD_CD":"77.1605(d)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2011-09-27"},{"SOURCE_ROW_NUMBER":"1465919","VIOLATION_NO":"8353963","ISSUE_DT":"09/27/2011","CFR_STANDARD_CD":"77.1605(k)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"176.00","CURRENT_ASSESSMENT_AMT":"176.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2011-09-27"},{"SOURCE_ROW_NUMBER":"1465820","VIOLATION_NO":"8353892","ISSUE_DT":"06/01/2011","CFR_STANDARD_CD":"45.4(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2011-06-01"}]},{"id":"msha-civil-penalty-dockets-decisions","name":"Civil Penalty Dockets and Decisions","domains":["compliance","legal"],"products":["docket lineage","decision outcomes","citation packet precedent"],"rowCount":1,"firstDate":"2012-03-28","lastDate":"2012-03-28","metrics":{"appeals":0,"decisions":1,"recentRows":0,"decisionPenalty":380,"originalPenalty":540},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"74969","VIOLATION_NO":"8353867","DOCKET_NO":"KENT 2011-1270","DECISION_DT":"03/28/2012","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"540.00","DECISION_PENALTY_AMT":"380.00","JUDGE_FIRST_NAME":"Margaret","JUDGE_LAST_NAME":"Miller","sourceDate":"2012-03-28"}]},{"id":"msha-coal-dust-samples","name":"Coal Dust Samples","domains":["health","safety"],"products":["respirable dust trends","CPDM coverage","void patterns","occupation exposure"],"rowCount":19,"firstDate":"2011-11-28","lastDate":"2011-12-08","metrics":{"recentRows":0,"cpdmSamples":0,"voidSamples":7,"validSamples":12,"maxConcentration":0.662,"concentrationTotal":5.298},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1651370","CASS_NUM":"57907089","SMP_TAKEN_DT":"12/8/2011","CONC":".038","SMP_TYPE_CD_DESC":"INTAKE AIR","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"OCCUPATION CODE NOT FOUND","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2011-12-08"},{"SOURCE_ROW_NUMBER":"1199790","CASS_NUM":"57907114","SMP_TAKEN_DT":"12/8/2011","CONC":".488","SMP_TYPE_CD_DESC":"DESIGNATED OCCUPATION","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":"2011-12-08"},{"SOURCE_ROW_NUMBER":"990587","CASS_NUM":"57907062","SMP_TAKEN_DT":"12/8/2011","CONC":".25","SMP_TYPE_CD_DESC":"NON DESIGNATED OCCUPATION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"ROOF BOLTER (TWIN HEAD) (RETURN SIDE)","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2011-12-08"},{"SOURCE_ROW_NUMBER":"942659","CASS_NUM":"57907044","SMP_TAKEN_DT":"12/8/2011","CONC":".217","SMP_TYPE_CD_DESC":"NON DESIGNATED OCCUPATION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"SCOOP CAR OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2011-12-08"},{"SOURCE_ROW_NUMBER":"591442","CASS_NUM":"57907117","SMP_TAKEN_DT":"12/8/2011","CONC":".033","SMP_TYPE_CD_DESC":"DESIGNATED AREA","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"OCCUPATION CODE NOT FOUND","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2011-12-08"},{"SOURCE_ROW_NUMBER":"434358","CASS_NUM":"57907045","SMP_TAKEN_DT":"12/8/2011","CONC":".265","SMP_TYPE_CD_DESC":"NON DESIGNATED OCCUPATION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"SHUTTLE CAR OPERATOR (STANDARD SIDE)","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2011-12-08"},{"SOURCE_ROW_NUMBER":"237626","CASS_NUM":"57907052","SMP_TAKEN_DT":"12/8/2011","CONC":".201","SMP_TYPE_CD_DESC":"NON DESIGNATED OCCUPATION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"ROOF BOLTER (TWIN HEAD) (INTAKE SIDE)","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2011-12-08"},{"SOURCE_ROW_NUMBER":"1272214","CASS_NUM":"51151829","SMP_TAKEN_DT":"12/7/2011","CONC":".152","SMP_TYPE_CD_DESC":"DESIGNATED OCCUPATION","SMP_USE_CD_DESC":"BIMONTHLY CYCLE/TRANSITION PERIOD SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"CONTINUOUS MINER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2011-12-07"},{"SOURCE_ROW_NUMBER":"1483363","CASS_NUM":"57906735","SMP_TAKEN_DT":"12/2/2011","CONC":".47","SMP_TYPE_CD_DESC":"DESIGNATED OCCUPATION","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":"2011-12-02"},{"SOURCE_ROW_NUMBER":"1301864","CASS_NUM":"57906749","SMP_TAKEN_DT":"12/2/2011","CONC":".662","SMP_TYPE_CD_DESC":"NON DESIGNATED OCCUPATION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"INVALID PRODUCTION","OCC_CD_DESC":"SCOOP CAR OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2011-12-02"},{"SOURCE_ROW_NUMBER":"1242653","CASS_NUM":"51124922","SMP_TAKEN_DT":"12/2/2011","CONC":".316","SMP_TYPE_CD_DESC":"DESIGNATED OCCUPATION","SMP_USE_CD_DESC":"BIMONTHLY CYCLE/TRANSITION PERIOD SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"CONTINUOUS MINER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2011-12-02"},{"SOURCE_ROW_NUMBER":"883385","CASS_NUM":"57906757","SMP_TAKEN_DT":"12/2/2011","CONC":".227","SMP_TYPE_CD_DESC":"NON DESIGNATED OCCUPATION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"INVALID PRODUCTION","OCC_CD_DESC":"ROOF BOLTER (TWIN HEAD) (INTAKE SIDE)","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2011-12-02"}]},{"id":"msha-contested-violations","name":"Contested Violations","domains":["compliance","legal"],"products":["contest status","time to resolution","contested-rate context"],"rowCount":1,"firstDate":"2011-05-18","lastDate":"2011-05-18","metrics":{"decisions":1,"ssChanged":0,"recentRows":0,"decisionPenalty":380,"proposedPenalty":540},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"27285","CITATION_NO":"8353867","CITATION_ISSUE_DT":"05/18/2011","DOCKET_NO":"KENT 2011-1270","DECISION_DT":"03/28/2012","CFR_STANDARD_CODE":"77.1301(c)(9)","ORIGINAL_SIG_SUB_IND":"N","DECISION_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"540.00","DECISION_PENALTY_AMT":"380.00","sourceDate":"2011-05-18"}]},{"id":"msha-contractor-production-quarterly","name":"Contractor Employment and Production — Quarterly","domains":["contractors","production","safety"],"products":["contractor exposure denominator","productivity","presence windows"],"rowCount":204,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":2,"notMineAttributable":1},"periods":{},"recentRecords":[]},{"id":"msha-contractor-production-yearly","name":"Contractor Employment and Production — Yearly","domains":["contractors","production","safety"],"products":["long-run contractor trend","annual denominator reconciliation"],"rowCount":40,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":2,"notMineAttributable":1},"periods":{},"recentRecords":[]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":1,"firstDate":"2011-04-18","lastDate":"2011-04-18","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":0},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":16,"firstDate":"2011-05-18","lastDate":"2014-04-01","metrics":{"inspectors":26,"recentRows":0,"onSiteHours":179.75,"inspectionHours":377.5,"inspectionSamples":13},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"32563","EVENT_NO":"4452393","INSPECTION_BEGIN_DT":"04/01/2014","INSPECTION_END_DT":"06/05/2014","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"24","SUM_TOTAL_ON_SITE_HOURS":"10.25","sourceDate":"2014-04-01"},{"SOURCE_ROW_NUMBER":"528864","EVENT_NO":"4452341","INSPECTION_BEGIN_DT":"01/07/2014","INSPECTION_END_DT":"01/09/2014","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"14.5","SUM_TOTAL_ON_SITE_HOURS":"6.5","sourceDate":"2014-01-07"},{"SOURCE_ROW_NUMBER":"146527","EVENT_NO":"4452336","INSPECTION_BEGIN_DT":"10/21/2013","INSPECTION_END_DT":"12/09/2013","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"18.5","SUM_TOTAL_ON_SITE_HOURS":"6.5","sourceDate":"2013-10-21"},{"SOURCE_ROW_NUMBER":"484443","EVENT_NO":"6427976","INSPECTION_BEGIN_DT":"07/08/2013","INSPECTION_END_DT":"07/09/2013","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2013-07-08"},{"SOURCE_ROW_NUMBER":"101553","EVENT_NO":"6427973","INSPECTION_BEGIN_DT":"05/28/2013","INSPECTION_END_DT":"05/29/2013","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9","SUM_TOTAL_ON_SITE_HOURS":"3.5","sourceDate":"2013-05-28"},{"SOURCE_ROW_NUMBER":"715284","EVENT_NO":"6427926","INSPECTION_BEGIN_DT":"03/14/2013","INSPECTION_END_DT":"03/14/2013","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2013-03-14"},{"SOURCE_ROW_NUMBER":"837882","EVENT_NO":"4452149","INSPECTION_BEGIN_DT":"11/07/2012","INSPECTION_END_DT":"12/11/2012","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"12","SUM_TOTAL_ON_SITE_HOURS":"4.5","sourceDate":"2012-11-07"},{"SOURCE_ROW_NUMBER":"440823","EVENT_NO":"6427844","INSPECTION_BEGIN_DT":"08/28/2012","INSPECTION_END_DT":"09/05/2012","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"14.5","SUM_TOTAL_ON_SITE_HOURS":"7.5","sourceDate":"2012-08-28"},{"SOURCE_ROW_NUMBER":"957196","EVENT_NO":"6425706","INSPECTION_BEGIN_DT":"06/18/2012","INSPECTION_END_DT":"06/27/2012","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"29.75","SUM_TOTAL_ON_SITE_HOURS":"13.5","sourceDate":"2012-06-18"},{"SOURCE_ROW_NUMBER":"866414","EVENT_NO":"6425704","INSPECTION_BEGIN_DT":"05/08/2012","INSPECTION_END_DT":"05/08/2012","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2012-05-08"},{"SOURCE_ROW_NUMBER":"730717","EVENT_NO":"6425762","INSPECTION_BEGIN_DT":"02/23/2012","INSPECTION_END_DT":"02/28/2012","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"11.5","SUM_TOTAL_ON_SITE_HOURS":"4.5","sourceDate":"2012-02-23"},{"SOURCE_ROW_NUMBER":"954630","EVENT_NO":"6425654","INSPECTION_BEGIN_DT":"11/15/2011","INSPECTION_END_DT":"12/15/2011","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"5","SUM_TOTAL_INSP_HOURS":"111.5","SUM_TOTAL_ON_SITE_HOURS":"55","sourceDate":"2011-11-15"}]},{"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":{"2014-Q2":{"hours":456,"employees":3,"production":0},"2014-Q1":{"hours":1452,"employees":3,"production":0},"2013-Q4":{"hours":1640,"employees":3,"production":0},"2013-Q3":{"hours":1552,"employees":3,"production":0},"2013-Q2":{"hours":1520,"employees":3,"production":0},"2013-Q1":{"hours":3198,"employees":5,"production":0},"2012-Q4":{"hours":6250,"employees":10,"production":0},"2012-Q3":{"hours":7931,"employees":13,"production":0},"2012-Q2":{"hours":8171,"employees":13,"production":0},"2012-Q1":{"hours":6295,"employees":19,"production":0},"2011-Q4":{"hours":6654,"employees":14,"production":6042},"2011-Q3":{"hours":1955,"employees":8,"production":1363}},"recentRecords":[]},{"id":"msha-mine-production-yearly","name":"Mine Employment and Production — Yearly","domains":["production","safety","compliance"],"products":["annual trend","backfill","quarterly reconciliation"],"rowCount":7,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2011":{"hours":8609,"employees":12,"production":7405},"2012":{"hours":28647,"employees":14,"production":0},"2013":{"hours":7910,"employees":5,"production":0},"2014":{"hours":1908,"employees":3,"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-noise-samples","name":"Noise Samples","domains":["health","safety","equipment"],"products":["hearing exposure","machine and manufacturer patterns","occupation coverage"],"rowCount":2,"firstDate":"2011-12-08","lastDate":"2011-12-08","metrics":{"recentRows":0,"doseOver100":0,"actDoseTotal":82,"pelDoseTotal":55},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"109602","EVENT_NO":"6425654","SURVEY_DATE":"12/08/2011","OCCUPATION_CD_DESC":"SCOOP CAR OPERATOR","MACHINE_CD":"38","MANUFACTURER_CD":"033","ACT_DOSE_85":"38","PEL_DOSE_90":"25","SURVEY_TYPE":"I","sourceDate":"2011-12-08"},{"SOURCE_ROW_NUMBER":"109601","EVENT_NO":"6425654","SURVEY_DATE":"12/08/2011","OCCUPATION_CD_DESC":"CONTINUOUS MINER OPERATOR","MACHINE_CD":"06","MANUFACTURER_CD":"058","ACT_DOSE_85":"44","PEL_DOSE_90":"30","SURVEY_TYPE":"I","sourceDate":"2011-12-08"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":24,"firstDate":"2011-05-18","lastDate":"2014-04-07","metrics":{"ss":10,"amountDue":3344,"contested":0,"amountPaid":3344,"recentRows":0,"section104d":0,"unterminated":2,"proposedPenalty":3504},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1186194","VIOLATION_NO":"8382742","VIOLATION_ISSUE_DT":"04/07/2014","SIG_SUB":"N","PART_SECTION":"77.502","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"04/08/2014","PROPOSED_PENALTY":"117","AMOUNT_DUE":"117","AMOUNT_PAID":"117","CONTESTED_IND":"N","sourceDate":"2014-04-07"},{"SOURCE_ROW_NUMBER":"1186208","VIOLATION_NO":"8399985","VIOLATION_ISSUE_DT":"06/21/2012","SIG_SUB":"N","PART_SECTION":"77.1110","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"06/21/2012","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2012-06-21"},{"SOURCE_ROW_NUMBER":"1186217","VIOLATION_NO":"8399935","VIOLATION_ISSUE_DT":"12/01/2011","SIG_SUB":"Y","PART_SECTION":"77.1605(k)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"12/05/2011","PROPOSED_PENALTY":"263","AMOUNT_DUE":"263","AMOUNT_PAID":"263","CONTESTED_IND":"N","sourceDate":"2011-12-01"},{"SOURCE_ROW_NUMBER":"1186216","VIOLATION_NO":"8399934","VIOLATION_ISSUE_DT":"12/01/2011","SIG_SUB":"Y","PART_SECTION":"75.220(a)(1)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"12/05/2011","PROPOSED_PENALTY":"176","AMOUNT_DUE":"176","AMOUNT_PAID":"176","CONTESTED_IND":"N","sourceDate":"2011-12-01"},{"SOURCE_ROW_NUMBER":"1186215","VIOLATION_NO":"8399933","VIOLATION_ISSUE_DT":"12/01/2011","SIG_SUB":"N","PART_SECTION":"77.800-2","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"12/01/2011","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2011-12-01"},{"SOURCE_ROW_NUMBER":"1186214","VIOLATION_NO":"8399922","VIOLATION_ISSUE_DT":"11/16/2011","SIG_SUB":"Y","PART_SECTION":"77.1605(k)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/16/2011","PROPOSED_PENALTY":"263","AMOUNT_DUE":"263","AMOUNT_PAID":"263","CONTESTED_IND":"N","sourceDate":"2011-11-16"},{"SOURCE_ROW_NUMBER":"1186213","VIOLATION_NO":"8399921","VIOLATION_ISSUE_DT":"11/16/2011","SIG_SUB":"N","PART_SECTION":"75.312(g)(1)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/16/2011","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2011-11-16"},{"SOURCE_ROW_NUMBER":"1186212","VIOLATION_NO":"8368827","VIOLATION_ISSUE_DT":"09/27/2011","SIG_SUB":"Y","PART_SECTION":"77.1110","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/28/2011","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2011-09-27"},{"SOURCE_ROW_NUMBER":"1186211","VIOLATION_NO":"8368826","VIOLATION_ISSUE_DT":"09/27/2011","SIG_SUB":"Y","PART_SECTION":"77.1606(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/28/2011","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2011-09-27"},{"SOURCE_ROW_NUMBER":"1186210","VIOLATION_NO":"8353964","VIOLATION_ISSUE_DT":"09/27/2011","SIG_SUB":"N","PART_SECTION":"77.1605(d)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/29/2011","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2011-09-27"},{"SOURCE_ROW_NUMBER":"1186209","VIOLATION_NO":"8353963","VIOLATION_ISSUE_DT":"09/27/2011","SIG_SUB":"Y","PART_SECTION":"77.1605(k)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/28/2011","PROPOSED_PENALTY":"176","AMOUNT_DUE":"176","AMOUNT_PAID":"176","CONTESTED_IND":"N","sourceDate":"2011-09-27"},{"SOURCE_ROW_NUMBER":"1186207","VIOLATION_NO":"8353892","VIOLATION_ISSUE_DT":"06/01/2011","SIG_SUB":"N","PART_SECTION":"45.4(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/15/2011","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2011-06-01"}]}],"safety":{"href":"/api/v1/mines/1519579/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/1519579/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","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":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","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.1605","heading":"Loading and haulage equipment; installations.","id":"77.1605","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1605","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) Cab windows shall be of safety glass or equivalent, in good condition and shall be kept clean.\n\n(b) Mobile equipment shall be equipped with adequate brakes, and all trucks and front-end loaders shall also be equipped with parking brakes.\n\n(c) Positive-action type brakes shall be provided on aerial tramways.\n\n(d) Mobile equipment shall be provided with audible warning devices. Lights shall be provided on both ends when required.\n\n(e) Guard nets or other suitable protection shall be provided where tramways pass over roadways, walkways, or buildings.\n\n(f) Guards shall be installed to prevent swaying buckets from hitting towers.\n\n(g) Aerial tramway cable connections shall be designed to offer minimum obstruction to the passage of wheels.\n\n(h) Rocker-bottom or bottom-dump cars shall be equipped with positive locking devices, or other suitable devices.\n\n(i) Ramps and dumps shall be of solid construction, of ample width, have ample clearance and headroom, and be kept reasonably free of spillage.\n\n(j) Chute-loading installations shall be designed so that the men pulling chutes are not required to be in a hazardous position during loading operations.\n\n(k) Berms or guards shall be provided on the outer bank of elevated roadways.\n\n(l) Berms, bumper blocks, safety hooks, or similar means shall be provided to prevent overtravel and overturning at dumping locations.\n\n(m) Roadbeds, rails, joints, switches, frogs, and other elements on railroads shall be designed, installed, and maintained in a safe manner consistent with the speed and type of haulage.\n\n(n) Where practicable, a minimum of 30 inches continuous clearance from the farthest projection of moving railroad equipment shall be provided on at least one side of the tracks; all places where it is not possible to provide 30-inch clearance shall be marked conspicuously.\n\n(o) Track guardrails, lead rails, and frogs shall be protected or blocked so as to prevent a person's foot from becoming wedged.\n\n(p) Positive-acting stop-blocks, derail devices, track skates, or other adequate means shall be installed wherever necessary to protect persons from runaway or moving railroad equipment.\n\n(q) Switch throws shall be installed so as to provide adequate clearance for switchmen.\n\n(r) Where necessary, bumper blocks or the equivalent shall be provided at all track dead ends.","occurrenceCount":4},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 75.220","heading":"Roof control plan.","id":"75.220","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-C/section-75.220","part":"75","partHeading":"PART 75—MANDATORY SAFETY STANDARDS—UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"C","subpartHeading":"Subpart C—Roof Support","text":"(a)(1) Each mine operator shall develop and follow a roof control plan, approved by the District Manager, that is suitable to the prevailing geological conditions, and the mining system to be used at the mine. Additional measures shall be taken to protect persons if unusual hazards are encountered.\n\n(2) The proposed roof control plan and any revisions to the plan shall be submitted, in writing, to the District Manager. When revisions to a roof control plan are proposed, only the revised pages need to be submitted unless otherwise specified by the District Manager.\n\n(b)(1) The mine operator will be notified in writing of the approval or denial of approval of a proposed roof control plan or proposed revision.\n\n(2) When approval of a proposed plan or revision is denied, the deficiencies of the plan or revision and recommended changes will be specified and the mine operator will be afforded an opportunity to discuss the deficiencies and changes with the District Manager.\n\n(3) Before new support materials, devices or systems other than roof bolts and accessories, are used as the only means of roof support, the District Manager may require that their effectiveness be demonstrated by experimental installations.\n\n(c) No proposed roof control plan or revision to a roof control plan shall be implemented before it is approved.\n\n(d) Before implementing an approved revision to a roof control plan, all persons who are affected by the revision shall be instructed in its provisions.\n\n(e) The approved roof control plan and any revisions shall be available to the miners and representative of miners at the mine.\n\n[53 FR 2375, Jan. 27, 1988; 53 FR 11395, Apr. 6, 1988, as amended at 60 FR 33723, June 29, 1995; 71 FR 16668, Apr. 3, 2006]","occurrenceCount":1},{"chapter":"I","heading":"Testing, examination, and maintenance of circuit breakers; record.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-I/section-77.800-2","part":"77","subchapter":"O","subpart":"I","id":"77.800-2","citation":"30 CFR 77.800-2","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":"Main mine fan examinations and records.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.312","part":"75","subchapter":"O","subpart":"D","id":"75.312","citation":"30 CFR 75.312","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","partHeading":"PART 75—MANDATORY SAFETY STANDARDS—UNDERGROUND COAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.1606","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},{"chapter":"I","heading":"Independent contractor register.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-G/part-45/section-45.4","part":"45","subchapter":"G","subpart":"","id":"45.4","citation":"30 CFR 45.4","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER G—FILING AND OTHER ADMINISTRATIVE REQUIREMENTS","partHeading":"PART 45—INDEPENDENT CONTRACTORS","subpartHeading":"","text":null,"occurrenceCount":1}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"1519579","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}