{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4609532","name":"Salem Auger #41","status":"Abandoned and Sealed","status_date":"2024-10-01","mine_type":"Surface","coal_metal":"C","commodity":"Coal (Bituminous)","state":"WV","county":"Boone","nearest_town":"Van","operator_id":"0141655","operator_name":"Rockwell Mining, LLC","controller_id":"0158381","controller_name":"Sev.en Global Investments a.s.","district":"C04","office":"Madison WV Field Office","employees":0,"latitude":38.152222,"longitude":-81.838333},"coverage":{"contributingSources":10,"registeredSources":20,"sourceRows":98},"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":"4609532","name":"Salem Auger #41"},"operator":{"type":"operator","id":"0141655","name":"Rockwell Mining, LLC"},"controller":{"type":"controller","id":"0158381","name":"Sev.en Global Investments a.s."},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"0041211","name":"Alpha Natural Resources, Inc."},"object":{"type":"mine","id":"4609532","name":"Salem Auger #41"},"validFrom":"2003-02-01","validTo":"2016-07-25","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609532|0041211|2003-02-01|2016-07-25"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0109461","name":"Blackhawk Mining LLC"},"object":{"type":"mine","id":"4609532","name":"Salem Auger #41"},"validFrom":"2015-10-26","validTo":"2020-05-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609532|0109461|2015-10-26|2020-05-31"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0127923","name":"Alpha Natural Resources Holdings, Inc"},"object":{"type":"mine","id":"4609532","name":"Salem Auger #41"},"validFrom":"2016-07-26","validTo":"2017-10-04","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609532|0127923|2016-07-26|2017-10-04"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0151033","name":"Alley Trucking LLC"},"object":{"type":"mine","id":"4609532","name":"Salem Auger #41"},"validFrom":"2017-03-31","validTo":"2019-03-18","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609532|0151033|2017-03-31|2019-03-18"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0133381","name":"James D  Alley"},"object":{"type":"mine","id":"4609532","name":"Salem Auger #41"},"validFrom":"2017-03-31","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609532|0133381|2017-03-31|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0133381","name":"James D  Alley"},"object":{"type":"operator","id":"0151033","name":"Alley Trucking LLC"},"validFrom":"2017-03-31","validTo":"2019-03-18","current":false,"derived":true,"evidenceMineId":"4609532","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609532|0151033|2017-03-31|0133381|2017-03-31|26818"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0137121","name":"Pristine Clean Energy LLC"},"object":{"type":"mine","id":"4609532","name":"Salem Auger #41"},"validFrom":"2017-10-05","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609532|0137121|2017-10-05|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0051081","name":"Brooks Run Mining Co., LLC"},"object":{"type":"mine","id":"4609532","name":"Salem Auger #41"},"validFrom":"2019-03-19","validTo":"2022-07-21","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609532|0051081|2019-03-19|2022-07-21"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0041211","name":"Alpha Natural Resources, Inc."},"object":{"type":"operator","id":"0051081","name":"Brooks Run Mining Co., LLC"},"validFrom":"2019-03-19","validTo":"2016-07-25","current":false,"derived":true,"evidenceMineId":"4609532","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609532|0051081|2019-03-19|0041211|2003-02-01|1690"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0127923","name":"Alpha Natural Resources Holdings, Inc"},"object":{"type":"operator","id":"0051081","name":"Brooks Run Mining Co., LLC"},"validFrom":"2019-03-19","validTo":"2017-10-04","current":false,"derived":true,"evidenceMineId":"4609532","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609532|0051081|2019-03-19|0127923|2016-07-26|25106"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0137121","name":"Pristine Clean Energy LLC"},"object":{"type":"operator","id":"0051081","name":"Brooks Run Mining Co., LLC"},"validFrom":"2019-03-19","validTo":"2022-07-21","current":false,"derived":true,"evidenceMineId":"4609532","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609532|0051081|2019-03-19|0137121|2017-10-05|27655"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0158381","name":"Sev.en Global Investments a.s."},"object":{"type":"mine","id":"4609532","name":"Salem Auger #41"},"validFrom":"2020-06-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609532|0158381|2020-06-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0141655","name":"Rockwell Mining, LLC"},"object":{"type":"mine","id":"4609532","name":"Salem Auger #41"},"validFrom":"2022-07-22","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609532|0141655|2022-07-22|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0109461","name":"Blackhawk Mining LLC"},"object":{"type":"operator","id":"0141655","name":"Rockwell Mining, LLC"},"validFrom":"2022-07-22","validTo":"2020-05-31","current":false,"derived":true,"evidenceMineId":"4609532","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609532|0141655|2022-07-22|0109461|2015-10-26|19943"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0158381","name":"Sev.en Global Investments a.s."},"object":{"type":"operator","id":"0141655","name":"Rockwell Mining, LLC"},"validFrom":"2022-07-22","validTo":null,"current":true,"derived":true,"evidenceMineId":"4609532","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4609532|0141655|2022-07-22|0158381|2020-06-01|32889"}}],"coverage":{"historyRecords":6,"edgeCount":15,"intervalAnomalies":3,"sourceDatasetId":"msha-controller-operator-history"}},"sources":[{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2024-10-01","lastDate":"2024-10-01","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":13,"firstDate":"2017-07-31","lastDate":"2021-02-25","metrics":{"ss":1,"delinquent":13,"recentRows":7,"paidPenalty":732,"proposedPenalty":1618,"currentAssessment":1618},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1911055","VIOLATION_NO":"9246510","ISSUE_DT":"02/25/2021","CFR_STANDARD_CD":"72.100(d)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"125.00","CURRENT_ASSESSMENT_AMT":"125.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2021-02-25"},{"SOURCE_ROW_NUMBER":"1911054","VIOLATION_NO":"9246509","ISSUE_DT":"02/25/2021","CFR_STANDARD_CD":"48.31(d)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"125.00","CURRENT_ASSESSMENT_AMT":"125.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2021-02-25"},{"SOURCE_ROW_NUMBER":"1911053","VIOLATION_NO":"9246508","ISSUE_DT":"02/25/2021","CFR_STANDARD_CD":"47.31(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"125.00","CURRENT_ASSESSMENT_AMT":"125.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2021-02-25"},{"SOURCE_ROW_NUMBER":"1911052","VIOLATION_NO":"9246507","ISSUE_DT":"02/25/2021","CFR_STANDARD_CD":"77.1000","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"125.00","CURRENT_ASSESSMENT_AMT":"125.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2021-02-25"},{"SOURCE_ROW_NUMBER":"1911051","VIOLATION_NO":"9246506","ISSUE_DT":"02/23/2021","CFR_STANDARD_CD":"77.1707(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"136.00","CURRENT_ASSESSMENT_AMT":"136.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2021-02-23"},{"SOURCE_ROW_NUMBER":"1911050","VIOLATION_NO":"9246505","ISSUE_DT":"02/23/2021","CFR_STANDARD_CD":"77.206(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"125.00","CURRENT_ASSESSMENT_AMT":"125.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2021-02-23"},{"SOURCE_ROW_NUMBER":"1911049","VIOLATION_NO":"9246504","ISSUE_DT":"02/23/2021","CFR_STANDARD_CD":"77.1000","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"125.00","CURRENT_ASSESSMENT_AMT":"125.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2021-02-23"},{"SOURCE_ROW_NUMBER":"1902303","VIOLATION_NO":"9165602","ISSUE_DT":"12/04/2018","CFR_STANDARD_CD":"71.400","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"118.00","CURRENT_ASSESSMENT_AMT":"118.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2018-12-04"},{"SOURCE_ROW_NUMBER":"1902302","VIOLATION_NO":"9165601","ISSUE_DT":"12/03/2018","CFR_STANDARD_CD":"77.1605(d)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"118.00","CURRENT_ASSESSMENT_AMT":"118.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2018-12-03"},{"SOURCE_ROW_NUMBER":"1889973","VIOLATION_NO":"9054317","ISSUE_DT":"10/25/2017","CFR_STANDARD_CD":"47.31(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"116.00","CURRENT_ASSESSMENT_AMT":"116.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2017-10-25"},{"SOURCE_ROW_NUMBER":"1889972","VIOLATION_NO":"9054316","ISSUE_DT":"10/25/2017","CFR_STANDARD_CD":"77.404(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"148.00","CURRENT_ASSESSMENT_AMT":"148.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2017-10-25"},{"SOURCE_ROW_NUMBER":"1889971","VIOLATION_NO":"9054315","ISSUE_DT":"10/25/2017","CFR_STANDARD_CD":"47.51","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"116.00","CURRENT_ASSESSMENT_AMT":"116.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2017-10-25"}]},{"id":"msha-coal-dust-samples","name":"Coal Dust Samples","domains":["health","safety"],"products":["respirable dust trends","CPDM coverage","void patterns","occupation exposure"],"rowCount":14,"firstDate":"2017-08-03","lastDate":"2023-02-01","metrics":{"recentRows":4,"cpdmSamples":0,"voidSamples":0,"validSamples":14,"maxConcentration":0.324,"concentrationTotal":1.863},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1397921","CASS_NUM":"58449729","SMP_TAKEN_DT":"2/1/2023","CONC":".12","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":"AUGER HELPER","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2023-02-01"},{"SOURCE_ROW_NUMBER":"37670","CASS_NUM":"58449642","SMP_TAKEN_DT":"2/1/2023","CONC":".176","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":"AUGER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2023-02-01"},{"SOURCE_ROW_NUMBER":"684248","CASS_NUM":"58405804","SMP_TAKEN_DT":"3/2/2021","CONC":".029","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":"AUGER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2021-03-02"},{"SOURCE_ROW_NUMBER":"412802","CASS_NUM":"58405813","SMP_TAKEN_DT":"3/2/2021","CONC":".13","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":"2021-03-02"},{"SOURCE_ROW_NUMBER":"462130","CASS_NUM":"58309809","SMP_TAKEN_DT":"12/3/2018","CONC":".324","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":"AUGER HELPER","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2018-12-03"},{"SOURCE_ROW_NUMBER":"91696","CASS_NUM":"58309696","SMP_TAKEN_DT":"12/3/2018","CONC":".186","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":"AUGER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2018-12-03"},{"SOURCE_ROW_NUMBER":"1611873","CASS_NUM":"58296530","SMP_TAKEN_DT":"4/17/2018","CONC":".152","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":"AUGER HELPER","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2018-04-17"},{"SOURCE_ROW_NUMBER":"896147","CASS_NUM":"58296493","SMP_TAKEN_DT":"4/17/2018","CONC":".193","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":"AUGER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2018-04-17"},{"SOURCE_ROW_NUMBER":"620162","CASS_NUM":"58297593","SMP_TAKEN_DT":"10/10/2017","CONC":".028","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":"2017-10-10"},{"SOURCE_ROW_NUMBER":"79017","CASS_NUM":"58297599","SMP_TAKEN_DT":"10/10/2017","CONC":".088","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":"AUGER HELPER","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2017-10-10"},{"SOURCE_ROW_NUMBER":"28403","CASS_NUM":"58297594","SMP_TAKEN_DT":"10/10/2017","CONC":".048","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":"AUGER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2017-10-10"},{"SOURCE_ROW_NUMBER":"1038352","CASS_NUM":"58273272","SMP_TAKEN_DT":"8/3/2017","CONC":".191","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":"AUGER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2017-08-03"}]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":6,"firstDate":"2017-03-31","lastDate":"2022-07-22","metrics":{"recentRows":2,"currentOperatorTenures":2,"completedOperatorTenures":4},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":18,"firstDate":"2017-06-27","lastDate":"2024-08-22","metrics":{"inspectors":20,"recentRows":8,"onSiteHours":150.75,"inspectionHours":270,"inspectionSamples":18},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"48119","EVENT_NO":"6322788","INSPECTION_BEGIN_DT":"08/22/2024","INSPECTION_END_DT":"08/22/2024","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2024-08-22"},{"SOURCE_ROW_NUMBER":"277574","EVENT_NO":"6321392","INSPECTION_BEGIN_DT":"12/28/2023","INSPECTION_END_DT":"12/28/2023","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7.5","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2023-12-28"},{"SOURCE_ROW_NUMBER":"39957","EVENT_NO":"6321353","INSPECTION_BEGIN_DT":"06/13/2023","INSPECTION_END_DT":"06/26/2023","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"21.5","SUM_TOTAL_ON_SITE_HOURS":"14.5","sourceDate":"2023-06-13"},{"SOURCE_ROW_NUMBER":"693255","EVENT_NO":"6320172","INSPECTION_BEGIN_DT":"12/08/2022","INSPECTION_END_DT":"03/02/2023","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"30","SUM_TOTAL_ON_SITE_HOURS":"17","sourceDate":"2022-12-08"},{"SOURCE_ROW_NUMBER":"102512","EVENT_NO":"6320171","INSPECTION_BEGIN_DT":"12/08/2022","INSPECTION_END_DT":"12/08/2022","ACTIVITY_CODE":"E22","ACTIVITY":"Health Technical Investigation","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2022-12-08"},{"SOURCE_ROW_NUMBER":"114901","EVENT_NO":"6318816","INSPECTION_BEGIN_DT":"10/13/2021","INSPECTION_END_DT":"10/13/2021","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2021-10-13"},{"SOURCE_ROW_NUMBER":"51430","EVENT_NO":"6317477","INSPECTION_BEGIN_DT":"08/31/2021","INSPECTION_END_DT":"09/02/2021","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2021-08-31"},{"SOURCE_ROW_NUMBER":"889737","EVENT_NO":"6316989","INSPECTION_BEGIN_DT":"02/22/2021","INSPECTION_END_DT":"03/08/2021","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"37.5","SUM_TOTAL_ON_SITE_HOURS":"26","sourceDate":"2021-02-22"},{"SOURCE_ROW_NUMBER":"52662","EVENT_NO":"6316978","INSPECTION_BEGIN_DT":"11/04/2020","INSPECTION_END_DT":"11/04/2020","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1.5","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2020-11-04"},{"SOURCE_ROW_NUMBER":"828655","EVENT_NO":"6317116","INSPECTION_BEGIN_DT":"06/24/2020","INSPECTION_END_DT":"06/24/2020","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3.25","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2020-06-24"},{"SOURCE_ROW_NUMBER":"415442","EVENT_NO":"6315942","INSPECTION_BEGIN_DT":"02/03/2020","INSPECTION_END_DT":"02/03/2020","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":"1.25","sourceDate":"2020-02-03"},{"SOURCE_ROW_NUMBER":"1147829","EVENT_NO":"6315527","INSPECTION_BEGIN_DT":"07/17/2019","INSPECTION_END_DT":"07/17/2019","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2019-07-17"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":17,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2024-Q3":{"hours":0,"employees":0,"production":0},"2024-Q2":{"hours":0,"employees":0,"production":0},"2024-Q1":{"hours":0,"employees":0,"production":0},"2023-Q4":{"hours":0,"employees":0,"production":0},"2023-Q3":{"hours":0,"employees":0,"production":0},"2023-Q2":{"hours":503,"employees":2,"production":869},"2023-Q1":{"hours":0,"employees":0,"production":0},"2021-Q3":{"hours":0,"employees":0,"production":0},"2021-Q2":{"hours":1055,"employees":2,"production":1450},"2021-Q1":{"hours":774,"employees":2,"production":2506},"2020-Q2":{"hours":280,"employees":2,"production":307},"2019-Q2":{"hours":0,"employees":0,"production":0}},"recentRecords":[]},{"id":"msha-mine-production-yearly","name":"Mine Employment and Production — Yearly","domains":["production","safety","compliance"],"products":["annual trend","backfill","quarterly reconciliation"],"rowCount":5,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2018":{"hours":5563,"employees":2,"production":37211},"2019":{"hours":635,"employees":2,"production":4419},"2020":{"hours":280,"employees":2,"production":307},"2021":{"hours":1829,"employees":2,"production":3956},"2023":{"hours":503,"employees":2,"production":869}},"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":10,"firstDate":"2017-08-03","lastDate":"2021-03-02","metrics":{"recentRows":2,"doseOver100":0,"actDoseTotal":295,"pelDoseTotal":171},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"269412","EVENT_NO":"6316989","SURVEY_DATE":"03/02/2021","OCCUPATION_CD_DESC":"HIGHLIFT OPERATOR/FRONT END LOADER","MANUFACTURER_CD":"18","ACT_DOSE_85":"39","PEL_DOSE_90":"20","SURVEY_TYPE":"I","sourceDate":"2021-03-02"},{"SOURCE_ROW_NUMBER":"269411","EVENT_NO":"6316989","SURVEY_DATE":"03/02/2021","OCCUPATION_CD_DESC":"AUGER OPERATOR","MANUFACTURER_CD":"02","ACT_DOSE_85":"52","PEL_DOSE_90":"20","SURVEY_TYPE":"I","sourceDate":"2021-03-02"},{"SOURCE_ROW_NUMBER":"269410","EVENT_NO":"6314277","SURVEY_DATE":"12/03/2018","OCCUPATION_CD_DESC":"AUGER HELPER","MACHINE_CD":"02","MANUFACTURER_CD":"097","ACT_DOSE_85":"13","PEL_DOSE_90":"8","SURVEY_TYPE":"I","sourceDate":"2018-12-03"},{"SOURCE_ROW_NUMBER":"269409","EVENT_NO":"6314277","SURVEY_DATE":"12/03/2018","OCCUPATION_CD_DESC":"AUGER OPERATOR","MACHINE_CD":"02","MANUFACTURER_CD":"097","ACT_DOSE_85":"19","PEL_DOSE_90":"14","SURVEY_TYPE":"I","sourceDate":"2018-12-03"},{"SOURCE_ROW_NUMBER":"269405","EVENT_NO":"6311242","SURVEY_DATE":"10/10/2017","OCCUPATION_CD_DESC":"AUGER OPERATOR","MACHINE_CD":"02","MANUFACTURER_CD":"097","ACT_DOSE_85":"11","PEL_DOSE_90":"3","SURVEY_TYPE":"I","sourceDate":"2017-10-10"},{"SOURCE_ROW_NUMBER":"269404","EVENT_NO":"6311242","SURVEY_DATE":"10/10/2017","OCCUPATION_CD_DESC":"AUGER HELPER","MACHINE_CD":"02","MANUFACTURER_CD":"097","ACT_DOSE_85":"3","PEL_DOSE_90":"1","SURVEY_TYPE":"I","sourceDate":"2017-10-10"},{"SOURCE_ROW_NUMBER":"269403","EVENT_NO":"6311242","SURVEY_DATE":"10/10/2017","OCCUPATION_CD_DESC":"MECHANIC","MACHINE_CD":"02","MANUFACTURER_CD":"097","ACT_DOSE_85":"5","PEL_DOSE_90":"1","SURVEY_TYPE":"I","sourceDate":"2017-10-10"},{"SOURCE_ROW_NUMBER":"269408","EVENT_NO":"6313311","SURVEY_DATE":"08/03/2017","OCCUPATION_CD_DESC":"MECHANIC","MACHINE_CD":"02","MANUFACTURER_CD":"097","ACT_DOSE_85":"61","PEL_DOSE_90":"37","SURVEY_TYPE":"I","sourceDate":"2017-08-03"},{"SOURCE_ROW_NUMBER":"269407","EVENT_NO":"6313311","SURVEY_DATE":"08/03/2017","OCCUPATION_CD_DESC":"AUGER HELPER","MACHINE_CD":"02","MANUFACTURER_CD":"097","ACT_DOSE_85":"51","PEL_DOSE_90":"41","SURVEY_TYPE":"I","sourceDate":"2017-08-03"},{"SOURCE_ROW_NUMBER":"269406","EVENT_NO":"6313311","SURVEY_DATE":"08/03/2017","OCCUPATION_CD_DESC":"AUGER OPERATOR","MACHINE_CD":"02","MANUFACTURER_CD":"097","ACT_DOSE_85":"41","PEL_DOSE_90":"26","SURVEY_TYPE":"I","sourceDate":"2017-08-03"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":13,"firstDate":"2017-07-31","lastDate":"2021-02-25","metrics":{"ss":1,"amountDue":1618,"contested":0,"amountPaid":732,"recentRows":7,"section104d":0,"unterminated":0,"proposedPenalty":1618},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2980439","VIOLATION_NO":"9246510","VIOLATION_ISSUE_DT":"02/25/2021","SIG_SUB":"N","PART_SECTION":"72.100(d)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"2","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/08/2021","PROPOSED_PENALTY":"125","AMOUNT_DUE":"125","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2021-02-25"},{"SOURCE_ROW_NUMBER":"2980438","VIOLATION_NO":"9246509","VIOLATION_ISSUE_DT":"02/25/2021","SIG_SUB":"N","PART_SECTION":"48.31(d)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"02/25/2021","PROPOSED_PENALTY":"125","AMOUNT_DUE":"125","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2021-02-25"},{"SOURCE_ROW_NUMBER":"2980437","VIOLATION_NO":"9246508","VIOLATION_ISSUE_DT":"02/25/2021","SIG_SUB":"N","PART_SECTION":"47.31(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/02/2021","PROPOSED_PENALTY":"125","AMOUNT_DUE":"125","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2021-02-25"},{"SOURCE_ROW_NUMBER":"2980436","VIOLATION_NO":"9246507","VIOLATION_ISSUE_DT":"02/25/2021","SIG_SUB":"N","PART_SECTION":"77.1000","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/02/2021","PROPOSED_PENALTY":"125","AMOUNT_DUE":"125","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2021-02-25"},{"SOURCE_ROW_NUMBER":"2980435","VIOLATION_NO":"9246506","VIOLATION_ISSUE_DT":"02/23/2021","SIG_SUB":"N","PART_SECTION":"77.1707(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"02/23/2021","PROPOSED_PENALTY":"136","AMOUNT_DUE":"136","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2021-02-23"},{"SOURCE_ROW_NUMBER":"2980434","VIOLATION_NO":"9246505","VIOLATION_ISSUE_DT":"02/23/2021","SIG_SUB":"N","PART_SECTION":"77.206(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"02/25/2021","PROPOSED_PENALTY":"125","AMOUNT_DUE":"125","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2021-02-23"},{"SOURCE_ROW_NUMBER":"2980433","VIOLATION_NO":"9246504","VIOLATION_ISSUE_DT":"02/23/2021","SIG_SUB":"N","PART_SECTION":"77.1000","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"02/25/2021","PROPOSED_PENALTY":"125","AMOUNT_DUE":"125","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2021-02-23"},{"SOURCE_ROW_NUMBER":"2980445","VIOLATION_NO":"9165602","VIOLATION_ISSUE_DT":"12/04/2018","SIG_SUB":"N","PART_SECTION":"71.400","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"2","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"12/13/2018","PROPOSED_PENALTY":"118","AMOUNT_DUE":"118","AMOUNT_PAID":"118","CONTESTED_IND":"N","sourceDate":"2018-12-04"},{"SOURCE_ROW_NUMBER":"2980444","VIOLATION_NO":"9165601","VIOLATION_ISSUE_DT":"12/03/2018","SIG_SUB":"N","PART_SECTION":"77.1605(d)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"12/04/2018","PROPOSED_PENALTY":"118","AMOUNT_DUE":"118","AMOUNT_PAID":"118","CONTESTED_IND":"N","sourceDate":"2018-12-03"},{"SOURCE_ROW_NUMBER":"2980443","VIOLATION_NO":"9054317","VIOLATION_ISSUE_DT":"10/25/2017","SIG_SUB":"N","PART_SECTION":"47.31(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"3","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/25/2017","PROPOSED_PENALTY":"116","AMOUNT_DUE":"116","AMOUNT_PAID":"116","CONTESTED_IND":"N","sourceDate":"2017-10-25"},{"SOURCE_ROW_NUMBER":"2980442","VIOLATION_NO":"9054316","VIOLATION_ISSUE_DT":"10/25/2017","SIG_SUB":"Y","PART_SECTION":"77.404(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/25/2017","PROPOSED_PENALTY":"148","AMOUNT_DUE":"148","AMOUNT_PAID":"148","CONTESTED_IND":"N","sourceDate":"2017-10-25"},{"SOURCE_ROW_NUMBER":"2980441","VIOLATION_NO":"9054315","VIOLATION_ISSUE_DT":"10/25/2017","SIG_SUB":"N","PART_SECTION":"47.51","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"3","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/25/2017","PROPOSED_PENALTY":"116","AMOUNT_DUE":"116","AMOUNT_PAID":"116","CONTESTED_IND":"N","sourceDate":"2017-10-25"}]}],"safety":{"href":"/api/v1/mines/4609532/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4609532/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":"Periodic examinations.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-72/subpart-B/section-72.100","part":"72","subchapter":"O","subpart":"B","id":"72.100","citation":"30 CFR 72.100","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","heading":"Hazard training.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-48/subpart-B/section-48.31","part":"48","subchapter":"H","subpart":"B","id":"48.31","citation":"30 CFR 48.31","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER H—EDUCATION AND TRAINING","partHeading":"PART 48—TRAINING AND RETRAINING OF MINERS","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Requirement for a HazCom program.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-47/subpart-D/section-47.31","part":"47","subchapter":"H","subpart":"D","id":"47.31","citation":"30 CFR 47.31","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER H—EDUCATION AND TRAINING","partHeading":"PART 47—HAZARD COMMUNICATION (HazCom)","subpartHeading":"","text":null,"occurrenceCount":2},{"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":2},{"chapter":"I","heading":"First aid equipment; location; minimum requirements.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-R/section-77.1707","part":"77","subchapter":"O","subpart":"R","id":"77.1707","citation":"30 CFR 77.1707","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 77.206","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","heading":"Bathing facilities; change rooms; sanitary flush toilet facilities.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-71/subpart-E/section-71.400","part":"71","subchapter":"O","subpart":"E","id":"71.400","citation":"30 CFR 71.400","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","partHeading":"PART 71—MANDATORY HEALTH 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 77.1605","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":1},{"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":1},{"chapter":"I","heading":"Requirement for an MSDS.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-47/subpart-F/section-47.51","part":"47","subchapter":"H","subpart":"F","id":"47.51","citation":"30 CFR 47.51","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER H—EDUCATION AND TRAINING","partHeading":"PART 47—HAZARD COMMUNICATION (HazCom)","subpartHeading":"","text":null,"occurrenceCount":1}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"4609532","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}