{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4407326","name":"Louis Lowe Surface Mine","status":"Abandoned and Sealed","status_date":"2023-08-17","mine_type":"Surface","coal_metal":"C","commodity":"Coal (Bituminous)","state":"VA","county":"Russell","nearest_town":"Honaker, Va","operator_id":"0119332","operator_name":"Omega Surface Mining, LLC","controller_id":"0098593","controller_name":"Omega Holdings LLC","district":"C05","office":"Vansant VA Field Office","employees":0,"latitude":37.102778,"longitude":-82.016944},"coverage":{"contributingSources":14,"registeredSources":20,"sourceRows":847},"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":"4407326","name":"Louis Lowe Surface Mine"},"operator":{"type":"operator","id":"0119332","name":"Omega Surface Mining, LLC"},"controller":{"type":"controller","id":"0098593","name":"Omega Holdings LLC"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"0098593","name":"Omega Holdings LLC"},"object":{"type":"mine","id":"4407326","name":"Louis Lowe Surface Mine"},"validFrom":"2011-08-24","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4407326|0098593|2011-08-24|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0119332","name":"Omega Surface Mining, LLC"},"object":{"type":"mine","id":"4407326","name":"Louis Lowe Surface Mine"},"validFrom":"2014-08-26","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4407326|0119332|2014-08-26|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0098593","name":"Omega Holdings LLC"},"object":{"type":"operator","id":"0119332","name":"Omega Surface Mining, LLC"},"validFrom":"2014-08-26","validTo":null,"current":true,"derived":true,"evidenceMineId":"4407326","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4407326|0119332|2014-08-26|0098593|2011-08-24|16249"}}],"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":7,"firstDate":"2015-06-09","lastDate":"2018-03-08","metrics":{"daysLost":356,"injuries":7,"fatalities":0,"recentRows":0,"restrictedDays":3,"contractorRecords":3},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"97824","DOCUMENT_NO":"220180720011","ACCIDENT_DT":"03/08/2018","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"MACHINERY","ACCIDENT_TYPE":"Contact with hot objects or substances","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee was welding an object over head.  Hot slag from welder dropped in right ear.","sourceDate":"2018-03-08"},{"SOURCE_ROW_NUMBER":"33514","DOCUMENT_NO":"220180390006","ACCIDENT_DT":"01/30/2018","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Fall to the walkway or working surface","OCCUPATION":"Haul/Off road/Coal/Ore/Pit/Quarry/Rock/Rubber tire truck driver, Transportation truck driver","NO_INJURIES":"1","DAYS_LOST":"354","NARRATIVE":"Injured person is not a direct employee of Omega Surface Mining, LLC.  EE is a truck driver employed by a contractor to haul coal from Omega's jobsite. EE came to the jobsite and got out of EE's truck to see if EE's truck bed was clear; EE slipped and fell on ice injuring EE's left hip.","sourceDate":"2018-01-30"},{"SOURCE_ROW_NUMBER":"158238","DOCUMENT_NO":"220180310024","ACCIDENT_DT":"01/29/2018","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"EXPLODING VESSELS UNDER PRESSURE","ACCIDENT_TYPE":"Struck by flying object","OCCUPATION":"Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee was removing the hydraulic tank from a 992K Front End Loader; the pressure in the tank caused the lid to shoot upwards striking the employee in the forehead.","sourceDate":"2018-01-29"},{"SOURCE_ROW_NUMBER":"89361","DOCUMENT_NO":"220173240003","ACCIDENT_DT":"11/17/2017","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"MACHINERY","ACCIDENT_TYPE":"Caught in, under or between a moving and a stationary object","OCCUPATION":"Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Right index finger was smashed while placing the dozer cutting edge on the tracks.","sourceDate":"2017-11-17"},{"SOURCE_ROW_NUMBER":"110694","DOCUMENT_NO":"220162670007","ACCIDENT_DT":"09/20/2016","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Stepping off left side of rock drill and when employee twisted body ee felt a pop/tear in right hip.","sourceDate":"2016-09-20"},{"SOURCE_ROW_NUMBER":"110693","DOCUMENT_NO":"220160600011","ACCIDENT_DT":"02/26/2016","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Struck against stationary object","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee was attempting to pressure test an after-cooler with 30 psi.  The test instrument slipped out of the in-take of the after-cooler.  Employee then instinctively attempted to grab the testing apparatus causing a cut to EE's left thumb which required 5 sutures to repair.","sourceDate":"2016-02-26"},{"SOURCE_ROW_NUMBER":"97823","DOCUMENT_NO":"220151660014","ACCIDENT_DT":"06/09/2015","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","DAYS_LOST":"2","NARRATIVE":"Ascending ladder with a 5 gallon bucket of oil and momentarily lost footing causing a strain when he regained his footing","sourceDate":"2015-06-09"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2023-08-17","lastDate":"2023-08-17","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":52,"firstDate":"2014-11-19","lastDate":"2018-10-25","metrics":{"ss":17,"delinquent":48,"recentRows":0,"paidPenalty":6823,"proposedPenalty":6823,"currentAssessment":6823},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1401010","VIOLATION_NO":"9098761","ISSUE_DT":"10/25/2018","CFR_STANDARD_CD":"77.205(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"163.00","CURRENT_ASSESSMENT_AMT":"163.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2018-10-25"},{"SOURCE_ROW_NUMBER":"1401009","VIOLATION_NO":"9098760","ISSUE_DT":"10/25/2018","CFR_STANDARD_CD":"77.1104","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"118.00","CURRENT_ASSESSMENT_AMT":"118.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2018-10-25"},{"SOURCE_ROW_NUMBER":"1401008","VIOLATION_NO":"9098759","ISSUE_DT":"10/17/2018","CFR_STANDARD_CD":"77.1007(b)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"286.00","CURRENT_ASSESSMENT_AMT":"286.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2018-10-17"},{"SOURCE_ROW_NUMBER":"1401007","VIOLATION_NO":"9098758","ISSUE_DT":"10/17/2018","CFR_STANDARD_CD":"77.412(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":"2018-10-17"},{"SOURCE_ROW_NUMBER":"1400995","VIOLATION_NO":"9099580","ISSUE_DT":"09/11/2018","CFR_STANDARD_CD":"77.1605(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"118.00","CURRENT_ASSESSMENT_AMT":"118.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2018-09-11"},{"SOURCE_ROW_NUMBER":"1400994","VIOLATION_NO":"9099579","ISSUE_DT":"09/11/2018","CFR_STANDARD_CD":"77.410(b)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"118.00","CURRENT_ASSESSMENT_AMT":"118.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2018-09-11"},{"SOURCE_ROW_NUMBER":"1400993","VIOLATION_NO":"9099578","ISSUE_DT":"09/11/2018","CFR_STANDARD_CD":"77.1104","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"118.00","CURRENT_ASSESSMENT_AMT":"118.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2018-09-11"},{"SOURCE_ROW_NUMBER":"1399443","VIOLATION_NO":"7363763","ISSUE_DT":"04/16/2018","CFR_STANDARD_CD":"71.206(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"118.00","CURRENT_ASSESSMENT_AMT":"118.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2018-04-16"},{"SOURCE_ROW_NUMBER":"1400928","VIOLATION_NO":"9097920","ISSUE_DT":"03/01/2018","CFR_STANDARD_CD":"71.403(c)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"208.00","CURRENT_ASSESSMENT_AMT":"208.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2018-03-01"},{"SOURCE_ROW_NUMBER":"1397529","VIOLATION_NO":"9097038","ISSUE_DT":"09/20/2017","CFR_STANDARD_CD":"77.1605(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":"2017-09-20"},{"SOURCE_ROW_NUMBER":"1397528","VIOLATION_NO":"9097037","ISSUE_DT":"09/20/2017","CFR_STANDARD_CD":"77.205(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":"2017-09-20"},{"SOURCE_ROW_NUMBER":"1397527","VIOLATION_NO":"9097036","ISSUE_DT":"09/20/2017","CFR_STANDARD_CD":"77.1104","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"116.00","CURRENT_ASSESSMENT_AMT":"116.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2017-09-20"}]},{"id":"msha-coal-dust-samples","name":"Coal Dust Samples","domains":["health","safety"],"products":["respirable dust trends","CPDM coverage","void patterns","occupation exposure"],"rowCount":98,"firstDate":"2014-12-04","lastDate":"2018-11-01","metrics":{"recentRows":0,"cpdmSamples":0,"voidSamples":2,"validSamples":96,"maxConcentration":0.856,"concentrationTotal":8.995},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"159179","CASS_NUM":"51518656","SMP_TAKEN_DT":"11/1/2018","CONC":".056","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":"2018-11-01"},{"SOURCE_ROW_NUMBER":"1599681","CASS_NUM":"58329824","SMP_TAKEN_DT":"10/30/2018","CONC":".229","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":"BACKHOE OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2018-10-30"},{"SOURCE_ROW_NUMBER":"1185052","CASS_NUM":"58329699","SMP_TAKEN_DT":"10/30/2018","CONC":".012","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":"2018-10-30"},{"SOURCE_ROW_NUMBER":"902325","CASS_NUM":"58329719","SMP_TAKEN_DT":"10/30/2018","CONC":".015","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":"2018-10-30"},{"SOURCE_ROW_NUMBER":"850410","CASS_NUM":"58329817","SMP_TAKEN_DT":"10/30/2018","CONC":".018","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":"BACKHOE OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2018-10-30"},{"SOURCE_ROW_NUMBER":"643524","CASS_NUM":"58329722","SMP_TAKEN_DT":"10/30/2018","CONC":".007","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":"2018-10-30"},{"SOURCE_ROW_NUMBER":"441556","CASS_NUM":"58329707","SMP_TAKEN_DT":"10/30/2018","CONC":".021","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":"BULLDOZER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2018-10-30"},{"SOURCE_ROW_NUMBER":"385836","CASS_NUM":"58329703","SMP_TAKEN_DT":"10/30/2018","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":"REFUSE TRUCK DRIVER/BACKFILL TRUCK DRIVE","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2018-10-30"},{"SOURCE_ROW_NUMBER":"83123","CASS_NUM":"58329680","SMP_TAKEN_DT":"10/30/2018","CONC":".11","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":"2018-10-30"},{"SOURCE_ROW_NUMBER":"1584222","CASS_NUM":"51518564","SMP_TAKEN_DT":"10/4/2018","CONC":".024","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":"HIGHWALL DRILL OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2018-10-04"},{"SOURCE_ROW_NUMBER":"370582","CASS_NUM":"58329119","SMP_TAKEN_DT":"9/27/2018","CONC":".719","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":"HIGHWALL DRILL OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2018-09-27"},{"SOURCE_ROW_NUMBER":"1557567","CASS_NUM":"58329186","SMP_TAKEN_DT":"9/12/2018","CONC":".112","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":"2018-09-12"}]},{"id":"msha-contractor-production-quarterly","name":"Contractor Employment and Production — Quarterly","domains":["contractors","production","safety"],"products":["contractor exposure denominator","productivity","presence windows"],"rowCount":434,"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":109,"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":"2014-08-26","lastDate":"2014-08-26","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":18,"firstDate":"2014-11-18","lastDate":"2020-02-19","metrics":{"inspectors":31,"recentRows":0,"onSiteHours":417.75,"inspectionHours":661,"inspectionSamples":115},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"183908","EVENT_NO":"4426012","INSPECTION_BEGIN_DT":"02/19/2020","INSPECTION_END_DT":"02/19/2020","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.5","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2020-02-19"},{"SOURCE_ROW_NUMBER":"229330","EVENT_NO":"4426001","INSPECTION_BEGIN_DT":"11/14/2019","INSPECTION_END_DT":"11/14/2019","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1.5","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2019-11-14"},{"SOURCE_ROW_NUMBER":"574387","EVENT_NO":"4421760","INSPECTION_BEGIN_DT":"08/27/2019","INSPECTION_END_DT":"08/27/2019","ACTIVITY_CODE":"E03","ACTIVITY":"103 (g) Written Notification Hazard Complaint Inspectio","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"12","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2019-08-27"},{"SOURCE_ROW_NUMBER":"1076884","EVENT_NO":"4421755","INSPECTION_BEGIN_DT":"08/08/2019","INSPECTION_END_DT":"08/08/2019","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2019-08-08"},{"SOURCE_ROW_NUMBER":"1073278","EVENT_NO":"4421744","INSPECTION_BEGIN_DT":"06/19/2019","INSPECTION_END_DT":"06/19/2019","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":".5","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2019-06-19"},{"SOURCE_ROW_NUMBER":"957636","EVENT_NO":"4421240","INSPECTION_BEGIN_DT":"10/09/2018","INSPECTION_END_DT":"11/26/2018","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"89.75","SUM_TOTAL_ON_SITE_HOURS":"57","sourceDate":"2018-10-09"},{"SOURCE_ROW_NUMBER":"395848","EVENT_NO":"4410360","INSPECTION_BEGIN_DT":"09/27/2018","INSPECTION_END_DT":"09/27/2018","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"12.5","SUM_TOTAL_ON_SITE_HOURS":"10","sourceDate":"2018-09-27"},{"SOURCE_ROW_NUMBER":"202993","EVENT_NO":"4421235","INSPECTION_BEGIN_DT":"09/24/2018","INSPECTION_END_DT":"09/24/2018","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4.75","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2018-09-24"},{"SOURCE_ROW_NUMBER":"152454","EVENT_NO":"4421233","INSPECTION_BEGIN_DT":"08/20/2018","INSPECTION_END_DT":"09/19/2018","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"4","SUM_TOTAL_INSP_HOURS":"53.5","SUM_TOTAL_ON_SITE_HOURS":"34","sourceDate":"2018-08-20"},{"SOURCE_ROW_NUMBER":"312929","EVENT_NO":"4419851","INSPECTION_BEGIN_DT":"04/16/2018","INSPECTION_END_DT":"04/16/2018","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4.25","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2018-04-16"},{"SOURCE_ROW_NUMBER":"665903","EVENT_NO":"4421210","INSPECTION_BEGIN_DT":"02/06/2018","INSPECTION_END_DT":"03/19/2018","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"62.25","SUM_TOTAL_ON_SITE_HOURS":"41.75","sourceDate":"2018-02-06"},{"SOURCE_ROW_NUMBER":"966808","EVENT_NO":"4419515","INSPECTION_BEGIN_DT":"09/08/2017","INSPECTION_END_DT":"09/21/2017","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"3","SUM_TOTAL_INSP_HOURS":"63.25","SUM_TOTAL_ON_SITE_HOURS":"41.25","sourceDate":"2017-09-08"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":19,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2019-Q2":{"hours":0,"employees":0,"production":0},"2019-Q1":{"hours":0,"employees":0,"production":0},"2018-Q4":{"hours":8383,"employees":20,"production":0},"2018-Q3":{"hours":15885,"employees":35,"production":0},"2018-Q2":{"hours":14356,"employees":26,"production":0},"2018-Q1":{"hours":19628,"employees":27,"production":3367},"2017-Q4":{"hours":14528,"employees":34,"production":0},"2017-Q3":{"hours":14571,"employees":29,"production":0},"2017-Q2":{"hours":10890,"employees":22,"production":3539},"2017-Q1":{"hours":12300,"employees":21,"production":7443},"2016-Q4":{"hours":7648,"employees":13,"production":0},"2016-Q3":{"hours":6528,"employees":11,"production":1125}},"recentRecords":[]},{"id":"msha-mine-production-yearly","name":"Mine Employment and Production — Yearly","domains":["production","safety","compliance"],"products":["annual trend","backfill","quarterly reconciliation"],"rowCount":4,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2015":{"hours":30252,"employees":21,"production":506},"2016":{"hours":24848,"employees":14,"production":1125},"2017":{"hours":52289,"employees":27,"production":10982},"2018":{"hours":58252,"employees":27,"production":3367}},"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":47,"firstDate":"2014-12-08","lastDate":"2018-10-30","metrics":{"recentRows":0,"doseOver100":0,"actDoseTotal":1176,"pelDoseTotal":503},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"213976","EVENT_NO":"4421240","SURVEY_DATE":"10/30/2018","OCCUPATION_CD_DESC":"HIGHLIFT OPERATOR/FRONT END LOADER","MACHINE_CD":"18","MANUFACTURER_CD":"063","ACT_DOSE_85":"7","PEL_DOSE_90":"2","SURVEY_TYPE":"I","sourceDate":"2018-10-30"},{"SOURCE_ROW_NUMBER":"213975","EVENT_NO":"4421240","SURVEY_DATE":"10/30/2018","OCCUPATION_CD_DESC":"BACKHOE OPERATOR","MACHINE_CD":"31","MANUFACTURER_CD":"063","ACT_DOSE_85":"30","PEL_DOSE_90":"12","SURVEY_TYPE":"I","sourceDate":"2018-10-30"},{"SOURCE_ROW_NUMBER":"213974","EVENT_NO":"4421240","SURVEY_DATE":"10/30/2018","OCCUPATION_CD_DESC":"REFUSE TRUCK DRIVER/BACKFILL TRUCK DRIVE","MACHINE_CD":"39","MANUFACTURER_CD":"119","ACT_DOSE_85":"32","PEL_DOSE_90":"18","SURVEY_TYPE":"I","sourceDate":"2018-10-30"},{"SOURCE_ROW_NUMBER":"213973","EVENT_NO":"4421240","SURVEY_DATE":"10/30/2018","OCCUPATION_CD_DESC":"BULLDOZER OPERATOR","MACHINE_CD":"03","MANUFACTURER_CD":"063","ACT_DOSE_85":"20","PEL_DOSE_90":"6","SURVEY_TYPE":"I","sourceDate":"2018-10-30"},{"SOURCE_ROW_NUMBER":"213972","EVENT_NO":"4421240","SURVEY_DATE":"10/30/2018","OCCUPATION_CD_DESC":"BACKHOE OPERATOR","MACHINE_CD":"31","MANUFACTURER_CD":"063","ACT_DOSE_85":"3","PEL_DOSE_90":"2","SURVEY_TYPE":"I","sourceDate":"2018-10-30"},{"SOURCE_ROW_NUMBER":"213971","EVENT_NO":"4421240","SURVEY_DATE":"10/30/2018","OCCUPATION_CD_DESC":"REFUSE TRUCK DRIVER/BACKFILL TRUCK DRIVE","MACHINE_CD":"39","MANUFACTURER_CD":"119","ACT_DOSE_85":"8","PEL_DOSE_90":"3","SURVEY_TYPE":"I","sourceDate":"2018-10-30"},{"SOURCE_ROW_NUMBER":"213970","EVENT_NO":"4421240","SURVEY_DATE":"10/30/2018","OCCUPATION_CD_DESC":"HIGHLIFT OPERATOR/FRONT END LOADER","MACHINE_CD":"18","MANUFACTURER_CD":"063","ACT_DOSE_85":"10","PEL_DOSE_90":"3","SURVEY_TYPE":"I","sourceDate":"2018-10-30"},{"SOURCE_ROW_NUMBER":"213969","EVENT_NO":"4421240","SURVEY_DATE":"10/30/2018","OCCUPATION_CD_DESC":"BULLDOZER OPERATOR","MACHINE_CD":"03","MANUFACTURER_CD":"063","ACT_DOSE_85":"36","PEL_DOSE_90":"12","SURVEY_TYPE":"I","sourceDate":"2018-10-30"},{"SOURCE_ROW_NUMBER":"213968","EVENT_NO":"4421233","SURVEY_DATE":"09/12/2018","OCCUPATION_CD_DESC":"REFUSE TRUCK DRIVER/BACKFILL TRUCK DRIVE","MACHINE_CD":"39","MANUFACTURER_CD":"063","ACT_DOSE_85":"34","PEL_DOSE_90":"10","SURVEY_TYPE":"I","sourceDate":"2018-09-12"},{"SOURCE_ROW_NUMBER":"213967","EVENT_NO":"4421233","SURVEY_DATE":"09/12/2018","OCCUPATION_CD_DESC":"REFUSE TRUCK DRIVER/BACKFILL TRUCK DRIVE","MACHINE_CD":"39","MANUFACTURER_CD":"119","ACT_DOSE_85":"15","PEL_DOSE_90":"5","SURVEY_TYPE":"I","sourceDate":"2018-09-12"},{"SOURCE_ROW_NUMBER":"213966","EVENT_NO":"4421233","SURVEY_DATE":"09/12/2018","OCCUPATION_CD_DESC":"HIGHLIFT OPERATOR/FRONT END LOADER","MACHINE_CD":"18","MANUFACTURER_CD":"018","ACT_DOSE_85":"7","PEL_DOSE_90":"1","SURVEY_TYPE":"I","sourceDate":"2018-09-12"},{"SOURCE_ROW_NUMBER":"213965","EVENT_NO":"4421233","SURVEY_DATE":"09/12/2018","OCCUPATION_CD_DESC":"HIGHLIFT OPERATOR/FRONT END LOADER","MACHINE_CD":"18","MANUFACTURER_CD":"063","ACT_DOSE_85":"7","PEL_DOSE_90":"1","SURVEY_TYPE":"I","sourceDate":"2018-09-12"}]},{"id":"msha-quartz-samples","name":"Quartz Samples — Coal","domains":["health","safety"],"products":["quartz exposure trends","occupation context","applicable-rule linkage"],"rowCount":4,"firstDate":"2016-01-08","lastDate":"2018-09-27","metrics":{"recentRows":0,"voidSamples":0,"maxQuartzPct":34.2,"validSamples":4,"quartzPctTotal":59.5},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"142519","CASSETTE_NO":"58329119","SAMPLE_DT":"09/27/2018","QUARTZ_PCT":"34.2","QUARTZ_MICROGRAMS":"246","OCC_CODE_DESC":"HIGHWALL DRILL OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED WORK POSITION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2018-09-27"},{"SOURCE_ROW_NUMBER":"86954","CASSETTE_NO":"58293644","SAMPLE_DT":"03/13/2017","QUARTZ_PCT":"14.7","QUARTZ_MICROGRAMS":"17","OCC_CODE_DESC":"HIGHWALL DRILL OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED WORK POSITION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2017-03-13"},{"SOURCE_ROW_NUMBER":"77359","CASSETTE_NO":"58294023","SAMPLE_DT":"02/27/2017","QUARTZ_PCT":"04.7","QUARTZ_MICROGRAMS":"11","OCC_CODE_DESC":"BULLDOZER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED WORK POSITION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2017-02-27"},{"SOURCE_ROW_NUMBER":"149210","CASSETTE_NO":"58246597","SAMPLE_DT":"01/08/2016","QUARTZ_PCT":"05.9","QUARTZ_MICROGRAMS":"9","OCC_CODE_DESC":"HIGHWALL DRILL OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED WORK POSITION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2016-01-08"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":52,"firstDate":"2014-11-19","lastDate":"2018-10-25","metrics":{"ss":17,"amountDue":6823,"contested":0,"amountPaid":6823,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":6823},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2444107","VIOLATION_NO":"9098761","VIOLATION_ISSUE_DT":"10/25/2018","SIG_SUB":"Y","PART_SECTION":"77.205(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/29/2018","PROPOSED_PENALTY":"163","AMOUNT_DUE":"163","AMOUNT_PAID":"163","CONTESTED_IND":"N","sourceDate":"2018-10-25"},{"SOURCE_ROW_NUMBER":"2444106","VIOLATION_NO":"9098760","VIOLATION_ISSUE_DT":"10/25/2018","SIG_SUB":"N","PART_SECTION":"77.1104","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/29/2018","PROPOSED_PENALTY":"118","AMOUNT_DUE":"118","AMOUNT_PAID":"118","CONTESTED_IND":"N","sourceDate":"2018-10-25"},{"SOURCE_ROW_NUMBER":"2444105","VIOLATION_NO":"9098759","VIOLATION_ISSUE_DT":"10/17/2018","SIG_SUB":"Y","PART_SECTION":"77.1007(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/23/2018","PROPOSED_PENALTY":"286","AMOUNT_DUE":"286","AMOUNT_PAID":"286","CONTESTED_IND":"N","sourceDate":"2018-10-17"},{"SOURCE_ROW_NUMBER":"2444104","VIOLATION_NO":"9098758","VIOLATION_ISSUE_DT":"10/17/2018","SIG_SUB":"N","PART_SECTION":"77.412(d)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"10/18/2018","PROPOSED_PENALTY":"118","AMOUNT_DUE":"118","AMOUNT_PAID":"118","CONTESTED_IND":"N","sourceDate":"2018-10-17"},{"SOURCE_ROW_NUMBER":"2444097","VIOLATION_NO":"9099580","VIOLATION_ISSUE_DT":"09/11/2018","SIG_SUB":"N","PART_SECTION":"77.1605(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"09/12/2018","PROPOSED_PENALTY":"118","AMOUNT_DUE":"118","AMOUNT_PAID":"118","CONTESTED_IND":"N","sourceDate":"2018-09-11"},{"SOURCE_ROW_NUMBER":"2444096","VIOLATION_NO":"9099579","VIOLATION_ISSUE_DT":"09/11/2018","SIG_SUB":"Y","PART_SECTION":"77.410(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"09/11/2018","PROPOSED_PENALTY":"118","AMOUNT_DUE":"118","AMOUNT_PAID":"118","CONTESTED_IND":"N","sourceDate":"2018-09-11"},{"SOURCE_ROW_NUMBER":"2444095","VIOLATION_NO":"9099578","VIOLATION_ISSUE_DT":"09/11/2018","SIG_SUB":"N","PART_SECTION":"77.1104","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/24/2018","PROPOSED_PENALTY":"118","AMOUNT_DUE":"118","AMOUNT_PAID":"118","CONTESTED_IND":"N","sourceDate":"2018-09-11"},{"SOURCE_ROW_NUMBER":"2444080","VIOLATION_NO":"7363763","VIOLATION_ISSUE_DT":"04/16/2018","SIG_SUB":"N","PART_SECTION":"71.206(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/16/2018","PROPOSED_PENALTY":"118","AMOUNT_DUE":"118","AMOUNT_PAID":"118","CONTESTED_IND":"N","sourceDate":"2018-04-16"},{"SOURCE_ROW_NUMBER":"2444079","VIOLATION_NO":"9097920","VIOLATION_ISSUE_DT":"03/01/2018","SIG_SUB":"N","PART_SECTION":"71.403(c)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"14","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/27/2018","PROPOSED_PENALTY":"208","AMOUNT_DUE":"208","AMOUNT_PAID":"208","CONTESTED_IND":"N","sourceDate":"2018-03-01"},{"SOURCE_ROW_NUMBER":"2444103","VIOLATION_NO":"9097038","VIOLATION_ISSUE_DT":"09/20/2017","SIG_SUB":"N","PART_SECTION":"77.1605(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/20/2017","PROPOSED_PENALTY":"116","AMOUNT_DUE":"116","AMOUNT_PAID":"116","CONTESTED_IND":"N","sourceDate":"2017-09-20"},{"SOURCE_ROW_NUMBER":"2444102","VIOLATION_NO":"9097037","VIOLATION_ISSUE_DT":"09/20/2017","SIG_SUB":"N","PART_SECTION":"77.205(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"09/20/2017","PROPOSED_PENALTY":"116","AMOUNT_DUE":"116","AMOUNT_PAID":"116","CONTESTED_IND":"N","sourceDate":"2017-09-20"},{"SOURCE_ROW_NUMBER":"2444101","VIOLATION_NO":"9097036","VIOLATION_ISSUE_DT":"09/20/2017","SIG_SUB":"N","PART_SECTION":"77.1104","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"09/21/2017","PROPOSED_PENALTY":"116","AMOUNT_DUE":"116","AMOUNT_PAID":"116","CONTESTED_IND":"N","sourceDate":"2017-09-20"}]}],"safety":{"href":"/api/v1/mines/4407326/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4407326/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 77.205","heading":"Travelways at surface installations.","id":"77.205","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-C/section-77.205","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) Safe means of access shall be provided and maintained to all working places.\n\n(b) Travelways and platforms or other means of access to areas where persons are required to travel or work, shall be kept clear of all extraneous material and other stumbling or slipping hazards.\n\n(c) Inclined travelways shall be constructed of nonskid material or equipped with cleats.\n\n(d) Regularly used travelways shall be sanded, salted, or cleared of snow and ice as soon as practicable.\n\n(e) Crossovers, elevated walkways, elevated ramps, and stairways shall be of substantial construction, provided with handrails, and maintained in good condition. Where necessary toeboards shall be provided.\n\n(f) Crossovers shall be provided where it is necessary to cross conveyors.\n\n(g) Moving conveyors shall be crossed only at designated crossover points.","occurrenceCount":2},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.1104","heading":"Accumulations of combustible materials.","id":"77.1104","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1104","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":"Combustible materials, grease, lubricants, paints, or flammable liquids shall not be allowed to accumulate where they can create a fire hazard.","occurrenceCount":3},{"chapter":"I","heading":"Drilling; general.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-K/section-77.1007","part":"77","subchapter":"O","subpart":"K","id":"77.1007","citation":"30 CFR 77.1007","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":"Compressed air systems.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.412","part":"77","subchapter":"O","subpart":"E","id":"77.412","citation":"30 CFR 77.412","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 77.1605","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":2},{"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","heading":"Quarterly sampling; designated work positions.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-71/subpart-C/section-71.206","part":"71","subchapter":"O","subpart":"C","id":"71.206","citation":"30 CFR 71.206","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","heading":"Waiver of surface facilities requirements; posting of waiver.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-71/subpart-E/section-71.403","part":"71","subchapter":"O","subpart":"E","id":"71.403","citation":"30 CFR 71.403","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}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"4407326","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}