{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"0103006","name":"Bledsoe #1","status":"Abandoned","status_date":"2007-01-10","mine_type":"Underground","coal_metal":"C","commodity":"Coal (Bituminous)","state":"AL","county":"Jackson","nearest_town":"Stevenson","operator_id":"P23750","operator_name":"A L Select Inc","controller_id":"C04426","controller_name":"Robert  Ivens","district":"M3","office":"Birmingham AL Field Office (A)","employees":0,"latitude":34.960833,"longitude":-85.846944},"coverage":{"contributingSources":13,"registeredSources":20,"sourceRows":460},"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":"0103006","name":"Bledsoe #1"},"operator":{"type":"operator","id":"P23750","name":"A L Select Inc"},"controller":{"type":"controller","id":"C04426","name":"Robert  Ivens"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"P22678","name":"Bledsoe Coal Corp"},"object":{"type":"mine","id":"0103006","name":"Bledsoe #1"},"validFrom":"1993-12-01","validTo":"1997-05-01","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0103006|P22678|1993-12-01|1997-05-01"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15013","name":"Jack  West et al"},"object":{"type":"mine","id":"0103006","name":"Bledsoe #1"},"validFrom":"1993-12-01","validTo":"1997-05-01","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0103006|C15013|1993-12-01|1997-05-01"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15013","name":"Jack  West et al"},"object":{"type":"operator","id":"P22678","name":"Bledsoe Coal Corp"},"validFrom":"1993-12-01","validTo":"1997-05-01","current":false,"derived":true,"evidenceMineId":"0103006","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0103006|P22678|1993-12-01|C15013|1993-12-01|94562"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23750","name":"A L Select Inc"},"object":{"type":"mine","id":"0103006","name":"Bledsoe #1"},"validFrom":"1997-05-02","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0103006|P23750|1997-05-02|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C09464","name":"James B  Simpkins"},"object":{"type":"mine","id":"0103006","name":"Bledsoe #1"},"validFrom":"1997-05-02","validTo":"2002-03-24","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0103006|C09464|1997-05-02|2002-03-24"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C09464","name":"James B  Simpkins"},"object":{"type":"operator","id":"P23750","name":"A L Select Inc"},"validFrom":"1997-05-02","validTo":"2002-03-24","current":false,"derived":true,"evidenceMineId":"0103006","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0103006|P23750|1997-05-02|C09464|1997-05-02|79754"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0041201","name":"ARVILLE  CLINE"},"object":{"type":"mine","id":"0103006","name":"Bledsoe #1"},"validFrom":"2002-03-25","validTo":"2003-09-25","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0103006|0041201|2002-03-25|2003-09-25"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0041201","name":"ARVILLE  CLINE"},"object":{"type":"operator","id":"P23750","name":"A L Select Inc"},"validFrom":"2002-03-25","validTo":"2003-09-25","current":false,"derived":true,"evidenceMineId":"0103006","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0103006|P23750|1997-05-02|0041201|2002-03-25|1564"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C04426","name":"Robert  Ivens"},"object":{"type":"mine","id":"0103006","name":"Bledsoe #1"},"validFrom":"2003-09-26","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0103006|C04426|2003-09-26|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C04426","name":"Robert  Ivens"},"object":{"type":"operator","id":"P23750","name":"A L Select Inc"},"validFrom":"2003-09-26","validTo":null,"current":true,"derived":true,"evidenceMineId":"0103006","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0103006|P23750|1997-05-02|C04426|2003-09-26|65973"}}],"coverage":{"historyRecords":4,"edgeCount":10,"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":"2002-07-02","lastDate":"2005-12-07","metrics":{"daysLost":5,"injuries":1,"fatalities":0,"recentRows":0,"restrictedDays":0,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"202234","DOCUMENT_NO":"220053460040","ACCIDENT_DT":"12/07/2005","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"POWERED HAULAGE","ACCIDENT_TYPE":"Caught in, under or between a moving and a stationary object","OCCUPATION":"Discontinued 1/31/2014.  Several other codes cover Scoop Car Operator","NO_INJURIES":"1","DAYS_LOST":"5","NARRATIVE":"BACKING SCOOP OUT OF ENTRY NEGOTIATING TURN TO A BREAK WITH HAND ON SIDE OF SCOOP, CATCHING HAND BETWEEN SCOOP AND RIB AT CORNER OF BREAK - BOTTOM UNEVEN WITH A PITCH WHERE ACCIDENT OCCURRED.","sourceDate":"2005-12-07"},{"SOURCE_ROW_NUMBER":"241142","DOCUMENT_NO":"220022000056","ACCIDENT_DT":"07/02/2002","DEGREE_INJURY":"ACCIDENT ONLY","CLASSIFICATION":"FALL OF ROOF OR BACK","ACCIDENT_TYPE":"Accident type, without injuries","OCCUPATION":"NO VALUE FOUND","NO_INJURIES":"0","NARRATIVE":"ROOF FALL HAPPENED AT THE INTERSECTION ON THE NO.2 ENTRY AT THE LAST OPEN CROSSCUT, LOCATED ONE CROSSCUT IN BY THE FEEDER. THE FALL APPEARS TO BE 5-7 FT HIGH, 20 FT WIDE AND LENGTH IS UNDETERM INED. CONTRIBUTING FACTORS, WATER AND PRESSURE IN THE LAMINATED ROCK.","sourceDate":"2002-07-02"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2007-01-10","lastDate":"2007-01-10","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":124,"firstDate":"2000-08-02","lastDate":"2007-01-10","metrics":{"ss":34,"delinquent":124,"recentRows":0,"paidPenalty":525,"proposedPenalty":18260,"currentAssessment":18260},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1301803","VIOLATION_NO":"7689843","ISSUE_DT":"01/10/2007","CFR_STANDARD_CD":"48.8(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Order","PROPOSED_PENALTY_AMT":"273.00","CURRENT_ASSESSMENT_AMT":"273.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2007-01-10"},{"SOURCE_ROW_NUMBER":"1300154","VIOLATION_NO":"7691426","ISSUE_DT":"12/28/2006","CFR_STANDARD_CD":"48.29(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2006-12-28"},{"SOURCE_ROW_NUMBER":"1300153","VIOLATION_NO":"7691424","ISSUE_DT":"12/28/2006","CFR_STANDARD_CD":"75.1107-1(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2006-12-28"},{"SOURCE_ROW_NUMBER":"1300152","VIOLATION_NO":"7691423","ISSUE_DT":"12/28/2006","CFR_STANDARD_CD":"77.410(a)(1)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2006-12-28"},{"SOURCE_ROW_NUMBER":"1300151","VIOLATION_NO":"7691422","ISSUE_DT":"12/28/2006","CFR_STANDARD_CD":"77.1605(d)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2006-12-28"},{"SOURCE_ROW_NUMBER":"1300150","VIOLATION_NO":"7691421","ISSUE_DT":"12/28/2006","CFR_STANDARD_CD":"77.1109(c)(1)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2006-12-28"},{"SOURCE_ROW_NUMBER":"1300149","VIOLATION_NO":"7691420","ISSUE_DT":"12/28/2006","CFR_STANDARD_CD":"75.512-2","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2006-12-28"},{"SOURCE_ROW_NUMBER":"1300148","VIOLATION_NO":"7691419","ISSUE_DT":"12/28/2006","CFR_STANDARD_CD":"75.503","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2006-12-28"},{"SOURCE_ROW_NUMBER":"1300147","VIOLATION_NO":"7691418","ISSUE_DT":"12/28/2006","CFR_STANDARD_CD":"75.311(b)(3)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Order","PROPOSED_PENALTY_AMT":"2800.00","CURRENT_ASSESSMENT_AMT":"2800.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2006-12-28"},{"SOURCE_ROW_NUMBER":"1300146","VIOLATION_NO":"7691417","ISSUE_DT":"12/28/2006","CFR_STANDARD_CD":"77.508","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2006-12-28"},{"SOURCE_ROW_NUMBER":"1300145","VIOLATION_NO":"7691416","ISSUE_DT":"12/28/2006","CFR_STANDARD_CD":"77.505","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"247.00","CURRENT_ASSESSMENT_AMT":"247.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2006-12-28"},{"SOURCE_ROW_NUMBER":"1300144","VIOLATION_NO":"7691415","ISSUE_DT":"12/28/2006","CFR_STANDARD_CD":"77.502","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"2000.00","CURRENT_ASSESSMENT_AMT":"2000.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2006-12-28"}]},{"id":"msha-coal-dust-samples","name":"Coal Dust Samples","domains":["health","safety"],"products":["respirable dust trends","CPDM coverage","void patterns","occupation exposure"],"rowCount":37,"firstDate":"2002-05-28","lastDate":"2006-05-05","metrics":{"recentRows":0,"cpdmSamples":0,"voidSamples":10,"validSamples":27,"maxConcentration":0.799,"concentrationTotal":6.429},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"686846","CASS_NUM":"50838977","SMP_TAKEN_DT":"5/5/2006","CONC":".195","SMP_TYPE_CD_DESC":"DESIGNATED OCCUPATION","SMP_USE_CD_DESC":"CITATION SAMPLE/COMPLIANCE DURING FIRST SEVEN DAYS OF CYCLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"CONTINUOUS MINER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2006-05-05"},{"SOURCE_ROW_NUMBER":"355068","CASS_NUM":"50838983","SMP_TAKEN_DT":"5/4/2006","CONC":".04","SMP_TYPE_CD_DESC":"DESIGNATED OCCUPATION","SMP_USE_CD_DESC":"CITATION SAMPLE/COMPLIANCE DURING FIRST SEVEN DAYS OF CYCLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"CONTINUOUS MINER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2006-05-04"},{"SOURCE_ROW_NUMBER":"1090266","CASS_NUM":"50839006","SMP_TAKEN_DT":"5/3/2006","CONC":".061","SMP_TYPE_CD_DESC":"DESIGNATED OCCUPATION","SMP_USE_CD_DESC":"CITATION SAMPLE/COMPLIANCE DURING FIRST SEVEN DAYS OF CYCLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"CONTINUOUS MINER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2006-05-03"},{"SOURCE_ROW_NUMBER":"767073","CASS_NUM":"50838981","SMP_TAKEN_DT":"5/1/2006","CONC":"0","SMP_TYPE_CD_DESC":"DESIGNATED OCCUPATION","SMP_USE_CD_DESC":"VOID SAMPLE","VOID_CD_DESC":"INVALID OR MISSING TIME","OCC_CD_DESC":"CONTINUOUS MINER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2006-05-01"},{"SOURCE_ROW_NUMBER":"1649615","CASS_NUM":"57642885","SMP_TAKEN_DT":"4/6/2006","CONC":".067","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":"2006-04-06"},{"SOURCE_ROW_NUMBER":"1271539","CASS_NUM":"57642913","SMP_TAKEN_DT":"4/6/2006","CONC":".126","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":"2006-04-06"},{"SOURCE_ROW_NUMBER":"1232012","CASS_NUM":"57642907","SMP_TAKEN_DT":"4/6/2006","CONC":".161","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":"2006-04-06"},{"SOURCE_ROW_NUMBER":"197775","CASS_NUM":"57642918","SMP_TAKEN_DT":"4/6/2006","CONC":".18","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":"2006-04-06"},{"SOURCE_ROW_NUMBER":"33709","CASS_NUM":"57642893","SMP_TAKEN_DT":"4/6/2006","CONC":".145","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":"2006-04-06"},{"SOURCE_ROW_NUMBER":"1494818","CASS_NUM":"57642888","SMP_TAKEN_DT":"4/5/2006","CONC":".069","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 OR MISSING TIME","OCC_CD_DESC":"ROOF BOLTER (TWIN HEAD) (RETURN SIDE)","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2006-04-05"},{"SOURCE_ROW_NUMBER":"1203801","CASS_NUM":"57642896","SMP_TAKEN_DT":"4/5/2006","CONC":"0","SMP_TYPE_CD_DESC":"DESIGNATED OCCUPATION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"INVALID OR MISSING TIME","OCC_CD_DESC":"CONTINUOUS MINER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2006-04-05"},{"SOURCE_ROW_NUMBER":"714545","CASS_NUM":"57642899","SMP_TAKEN_DT":"4/5/2006","CONC":"0","SMP_TYPE_CD_DESC":"DESIGNATED AREA","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"INVALID OR MISSING TIME","OCC_CD_DESC":"OCCUPATION CODE NOT FOUND","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2006-04-05"}]},{"id":"msha-conferences","name":"Conferences","domains":["compliance","legal"],"products":["conference history","post-issuance changes","citation lifecycle"],"rowCount":7,"firstDate":"2007-03-21","lastDate":"2007-03-21","metrics":{"linkedIssuances":7},"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":4,"firstDate":"1993-12-01","lastDate":"1997-05-02","metrics":{"recentRows":0,"currentOperatorTenures":3,"completedOperatorTenures":1},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":54,"firstDate":"2000-03-06","lastDate":"2007-01-10","metrics":{"inspectors":99,"recentRows":0,"onSiteHours":619,"inspectionHours":1487.25,"inspectionSamples":11},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"180524","EVENT_NO":"4298712","INSPECTION_BEGIN_DT":"01/10/2007","INSPECTION_END_DT":"01/11/2007","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7.5","SUM_TOTAL_ON_SITE_HOURS":"4.5","sourceDate":"2007-01-10"},{"SOURCE_ROW_NUMBER":"802964","EVENT_NO":"4298341","INSPECTION_BEGIN_DT":"10/02/2006","INSPECTION_END_DT":"12/29/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"3","SUM_TOTAL_INSP_HOURS":"34.75","SUM_TOTAL_ON_SITE_HOURS":"17","sourceDate":"2006-10-02"},{"SOURCE_ROW_NUMBER":"827103","EVENT_NO":"4298338","INSPECTION_BEGIN_DT":"09/21/2006","INSPECTION_END_DT":"09/26/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6.5","SUM_TOTAL_ON_SITE_HOURS":"1.5","sourceDate":"2006-09-21"},{"SOURCE_ROW_NUMBER":"139944","EVENT_NO":"4291667","INSPECTION_BEGIN_DT":"06/26/2006","INSPECTION_END_DT":"06/26/2006","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2006-06-26"},{"SOURCE_ROW_NUMBER":"642053","EVENT_NO":"4288653","INSPECTION_BEGIN_DT":"04/26/2006","INSPECTION_END_DT":"05/08/2006","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"3","SUM_TOTAL_INSP_HOURS":"68.5","SUM_TOTAL_ON_SITE_HOURS":"22.5","sourceDate":"2006-04-26"},{"SOURCE_ROW_NUMBER":"15465","EVENT_NO":"4288648","INSPECTION_BEGIN_DT":"04/05/2006","INSPECTION_END_DT":"04/11/2006","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"24","SUM_TOTAL_ON_SITE_HOURS":"8.5","sourceDate":"2006-04-05"},{"SOURCE_ROW_NUMBER":"927997","EVENT_NO":"4298048","INSPECTION_BEGIN_DT":"04/04/2006","INSPECTION_END_DT":"06/30/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"3","SUM_TOTAL_INSP_HOURS":"78.75","SUM_TOTAL_ON_SITE_HOURS":"39","sourceDate":"2006-04-04"},{"SOURCE_ROW_NUMBER":"737324","EVENT_NO":"4298124","INSPECTION_BEGIN_DT":"03/27/2006","INSPECTION_END_DT":"03/28/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"32.5","SUM_TOTAL_ON_SITE_HOURS":"19","sourceDate":"2006-03-27"},{"SOURCE_ROW_NUMBER":"528753","EVENT_NO":"4288646","INSPECTION_BEGIN_DT":"03/22/2006","INSPECTION_END_DT":"04/10/2006","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"32.5","SUM_TOTAL_ON_SITE_HOURS":"10.5","sourceDate":"2006-03-22"},{"SOURCE_ROW_NUMBER":"714324","EVENT_NO":"4288635","INSPECTION_BEGIN_DT":"02/02/2006","INSPECTION_END_DT":"02/02/2006","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"10.5","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2006-02-02"},{"SOURCE_ROW_NUMBER":"845792","EVENT_NO":"4297100","INSPECTION_BEGIN_DT":"12/14/2005","INSPECTION_END_DT":"01/11/2006","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2005-12-14"},{"SOURCE_ROW_NUMBER":"23258","EVENT_NO":"4288628","INSPECTION_BEGIN_DT":"12/14/2005","INSPECTION_END_DT":"12/20/2005","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2005-12-14"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":70,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2007-Q1":{"hours":0,"employees":0,"production":0},"2006-Q4":{"hours":150,"employees":1,"production":0},"2006-Q2":{"hours":1920,"employees":4,"production":2580},"2006-Q1":{"hours":1920,"employees":4,"production":3328},"2005-Q4":{"hours":1501,"employees":4,"production":3500},"2005-Q3":{"hours":1040,"employees":5,"production":1350},"2005-Q2":{"hours":1150,"employees":5,"production":1743},"2005-Q1":{"hours":1050,"employees":5,"production":0},"2004-Q4":{"hours":1186,"employees":5,"production":0},"2004-Q3":{"hours":1120,"employees":5,"production":0},"2004-Q2":{"hours":1250,"employees":5,"production":0},"2004-Q1":{"hours":1480,"employees":2,"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":16,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2000":{"hours":1000,"employees":1,"production":0},"2001":{"hours":4180,"employees":5,"production":1200},"2002":{"hours":2445,"employees":5,"production":0},"2003":{"hours":5161,"employees":4,"production":500},"2004":{"hours":5036,"employees":5,"production":0},"2005":{"hours":4741,"employees":5,"production":6593},"2006":{"hours":3990,"employees":3,"production":5908}},"recentRecords":[]},{"id":"msha-mines","name":"Mines","domains":["identity","production","logistics"],"products":["mine identity","status","commodity","location","operator and controller"],"rowCount":1,"firstDate":null,"lastDate":null,"metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-noise-samples","name":"Noise Samples","domains":["health","safety","equipment"],"products":["hearing exposure","machine and manufacturer patterns","occupation coverage"],"rowCount":8,"firstDate":"2002-08-26","lastDate":"2005-12-20","metrics":{"recentRows":0,"doseOver100":0,"actDoseTotal":350,"pelDoseTotal":207},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"7507","EVENT_NO":"4288628","SURVEY_DATE":"12/20/2005","OCCUPATION_CD_DESC":"ROOF BOLTER (TWIN HEAD) (RETURN SIDE)","MACHINE_CD":"30","MANUFACTURER_CD":"039","ACT_DOSE_85":"27","PEL_DOSE_90":"18","SURVEY_TYPE":"I","sourceDate":"2005-12-20"},{"SOURCE_ROW_NUMBER":"7506","EVENT_NO":"4288628","SURVEY_DATE":"12/20/2005","OCCUPATION_CD_DESC":"CONTINUOUS MINER OPERATOR","MACHINE_CD":"06","MANUFACTURER_CD":"058","ACT_DOSE_85":"32","PEL_DOSE_90":"26","SURVEY_TYPE":"I","sourceDate":"2005-12-20"},{"SOURCE_ROW_NUMBER":"7505","EVENT_NO":"4288628","SURVEY_DATE":"12/20/2005","OCCUPATION_CD_DESC":"SHUTTLE CAR OPERATOR (STANDARD SIDE)","MACHINE_CD":"37","MANUFACTURER_CD":"058","ACT_DOSE_85":"12","PEL_DOSE_90":"4","SURVEY_TYPE":"I","sourceDate":"2005-12-20"},{"SOURCE_ROW_NUMBER":"7504","EVENT_NO":"4288628","SURVEY_DATE":"12/20/2005","OCCUPATION_CD_DESC":"SUPERINTENDENT","MACHINE_CD":"40","MANUFACTURER_CD":"119","ACT_DOSE_85":"2","PEL_DOSE_90":"1","SURVEY_TYPE":"I","sourceDate":"2005-12-20"},{"SOURCE_ROW_NUMBER":"7511","EVENT_NO":"4293752","SURVEY_DATE":"08/26/2002","OCCUPATION_CD_DESC":"CONTINUOUS MINER OPERATOR","MACHINE_CD":"06","MANUFACTURER_CD":"058","ACT_DOSE_85":"86","PEL_DOSE_90":"56","SURVEY_TYPE":"I","sourceDate":"2002-08-26"},{"SOURCE_ROW_NUMBER":"7510","EVENT_NO":"4293752","SURVEY_DATE":"08/26/2002","OCCUPATION_CD_DESC":"SECTION FOREMAN","MACHINE_CD":"40","MANUFACTURER_CD":"120","ACT_DOSE_85":"70","PEL_DOSE_90":"33","SURVEY_TYPE":"I","sourceDate":"2002-08-26"},{"SOURCE_ROW_NUMBER":"7509","EVENT_NO":"4293752","SURVEY_DATE":"08/26/2002","OCCUPATION_CD_DESC":"BULLGANG FOREMAN/LABOR FOREMAN","MACHINE_CD":"40","MANUFACTURER_CD":"120","ACT_DOSE_85":"86","PEL_DOSE_90":"43","SURVEY_TYPE":"I","sourceDate":"2002-08-26"},{"SOURCE_ROW_NUMBER":"7508","EVENT_NO":"4293752","SURVEY_DATE":"08/26/2002","OCCUPATION_CD_DESC":"SHUTTLE CAR OPERATOR (STANDARD SIDE)","MACHINE_CD":"37","MANUFACTURER_CD":"058","ACT_DOSE_85":"35","PEL_DOSE_90":"26","SURVEY_TYPE":"I","sourceDate":"2002-08-26"}]},{"id":"msha-quartz-samples","name":"Quartz Samples — Coal","domains":["health","safety"],"products":["quartz exposure trends","occupation context","applicable-rule linkage"],"rowCount":1,"firstDate":"2005-12-20","lastDate":"2005-12-20","metrics":{"recentRows":0,"voidSamples":0,"maxQuartzPct":6,"validSamples":1,"quartzPctTotal":6},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"119330","CASSETTE_NO":"57605483","SAMPLE_DT":"12/20/2005","QUARTZ_PCT":"06.0","OCC_CODE_DESC":"CONTINUOUS MINER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2005-12-20"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":135,"firstDate":"2000-08-02","lastDate":"2007-01-10","metrics":{"ss":40,"amountDue":18260,"contested":0,"amountPaid":525,"recentRows":0,"section104d":7,"unterminated":4,"proposedPenalty":18260},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"77664","VIOLATION_NO":"7689843","VIOLATION_ISSUE_DT":"01/10/2007","SIG_SUB":"N","PART_SECTION":"48.8(a)","CIT_ORD_SAFE":"Order","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/10/2007","PROPOSED_PENALTY":"273","AMOUNT_DUE":"273","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2007-01-10"},{"SOURCE_ROW_NUMBER":"77796","VIOLATION_NO":"7691426","VIOLATION_ISSUE_DT":"12/28/2006","SIG_SUB":"N","PART_SECTION":"48.29(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/10/2007","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2006-12-28"},{"SOURCE_ROW_NUMBER":"77795","VIOLATION_NO":"7691424","VIOLATION_ISSUE_DT":"12/28/2006","SIG_SUB":"N","PART_SECTION":"75.1107-1(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/10/2007","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2006-12-28"},{"SOURCE_ROW_NUMBER":"77794","VIOLATION_NO":"7691423","VIOLATION_ISSUE_DT":"12/28/2006","SIG_SUB":"N","PART_SECTION":"77.410(a)(1)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/10/2007","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2006-12-28"},{"SOURCE_ROW_NUMBER":"77793","VIOLATION_NO":"7691422","VIOLATION_ISSUE_DT":"12/28/2006","SIG_SUB":"N","PART_SECTION":"77.1605(d)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/10/2007","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2006-12-28"},{"SOURCE_ROW_NUMBER":"77792","VIOLATION_NO":"7691421","VIOLATION_ISSUE_DT":"12/28/2006","SIG_SUB":"N","PART_SECTION":"77.1109(c)(1)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/10/2007","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2006-12-28"},{"SOURCE_ROW_NUMBER":"77791","VIOLATION_NO":"7691420","VIOLATION_ISSUE_DT":"12/28/2006","SIG_SUB":"N","PART_SECTION":"75.512-2","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/10/2007","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2006-12-28"},{"SOURCE_ROW_NUMBER":"77790","VIOLATION_NO":"7691419","VIOLATION_ISSUE_DT":"12/28/2006","SIG_SUB":"N","PART_SECTION":"75.503","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/10/2007","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2006-12-28"},{"SOURCE_ROW_NUMBER":"77789","VIOLATION_NO":"7691418","VIOLATION_ISSUE_DT":"12/28/2006","SIG_SUB":"N","PART_SECTION":"75.311(b)(3)","CIT_ORD_SAFE":"Order","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"12/28/2006","PROPOSED_PENALTY":"2800","AMOUNT_DUE":"2800","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2006-12-28"},{"SOURCE_ROW_NUMBER":"77788","VIOLATION_NO":"7691417","VIOLATION_ISSUE_DT":"12/28/2006","SIG_SUB":"N","PART_SECTION":"77.508","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"NoNegligence","TERMINATION_DT":"01/10/2007","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2006-12-28"},{"SOURCE_ROW_NUMBER":"77787","VIOLATION_NO":"7691416","VIOLATION_ISSUE_DT":"12/28/2006","SIG_SUB":"Y","PART_SECTION":"77.505","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/10/2007","PROPOSED_PENALTY":"247","AMOUNT_DUE":"247","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2006-12-28"},{"SOURCE_ROW_NUMBER":"77786","VIOLATION_NO":"7691415","VIOLATION_ISSUE_DT":"12/28/2006","SIG_SUB":"Y","PART_SECTION":"77.502","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"01/10/2007","PROPOSED_PENALTY":"2000","AMOUNT_DUE":"2000","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2006-12-28"}]}],"safety":{"href":"/api/v1/mines/0103006/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/0103006/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":"Annual refresher training of miners; minimum courses of instruction; hours of instruction.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-48/subpart-A/section-48.8","part":"48","subchapter":"H","subpart":"A","id":"48.8","citation":"30 CFR 48.8","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","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 48.29","heading":"Records of training.","id":"48.29","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-48/subpart-B/section-48.29","part":"48","partHeading":"PART 48—TRAINING AND RETRAINING OF MINERS","subchapter":"H","subchapterHeading":"SUBCHAPTER H—EDUCATION AND TRAINING","subpart":"B","subpartHeading":"Subpart B—Training and Retraining of Miners Working at Surface Mines and Surface Areas of Underground Mines","text":"(a) Upon a miner's completion of each MSHA approved training program, the operator shall record and certify on MSHA form 5000-23 that the miner has received the specified training. A copy of the training certificate shall be given to the miner at the completion of the training. The training certificates for each miner shall be available at the mine site for inspection by MSHA and for examination by the miners, the miners' representative and State inspection agencies. When a miner leaves the operator's employ, the miner shall be entitled to a copy of his training certificates.\n\n(b) False certification that training was given shall be punishable under section 110 (a) and (f) of the Act.\n\n(c) Copies of training certificates for currently employed miners shall be kept at the mine site for 2 years, or for 60 days after termination of employment.\n\n(Pub. L. No. 96-511, 94 Stat. 2812 (44 U.S.C. 3501 et seq.))\n\n[43 FR 47459, Oct. 13, 1978, as amended at 47 FR 14706, Apr. 6, 1982; 60 FR 33723, June 29, 1995]","occurrenceCount":1},{"chapter":"I","heading":"Fire-resistant hydraulic fluids and fire suppression devices on underground equipment.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-L/section-75.1107-1","part":"75","subchapter":"O","subpart":"L","id":"75.1107-1","citation":"30 CFR 75.1107-1","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 77.410","heading":"Mobile equipment; automatic warning devices.","id":"77.410","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.410","part":"77","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"E","subpartHeading":"Subpart E—Safeguards for Mechanical Equipment","text":"(a) Mobile equipment such as front-end loaders, forklifts, tractors, graders, and trucks, except pickup trucks with an unobstructed rear view, shall be equipped with a warning device that—\n\n(1) Gives an audible alarm when the equipment is put in reverse; or\n\n(2) Uses infrared light, ultrasonic waves, radar, or other effective devices to detect objects or persons at the rear of the equipment, and sounds an audible alarm when a person or object is detected. This type of discriminating warning device shall—\n\n(i) Have a sensing area of a sufficient size that would allow endangered persons adequate time to get out of the danger zone.\n\n(ii) Give audible and visual alarms inside the operator's compartment and an audible alarm outside of the operator's compartment when a person or object is detected in the sensing area; and\n\n(iii) When the equipment is put in reverse, activate and give a one-time audible and visual alarm inside the operator's compartment and a one-time audible alarm outside the operator's compartment.\n\n(b) Alarms shall be audible above the surrounding noise levels.\n\n(c) Warning devices shall be maintained in functional condition.\n\n(d) An automatic reverse-activated strobe light may be substituted for an audible alarm when mobile equipment is operated at night.\n\n[54 FR 30517, July 20, 1989]","occurrenceCount":1},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.1605","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 77.1109","heading":"Quantity and location of firefighting equipment.","id":"77.1109","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1109","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":"Preparation plants, dryer plants, tipples, drawoff tunnels, shops, and other surface installations shall be equipped with the following firefighting equipment.\n\n(a) Each structure presenting a fire hazard shall be provided with portable fire extinguishers commensurate with the potential fire hazard at the structure in accordance with the recommendations of the National Fire Protection Association.\n\n(b) Preparation plants shall be equipped with waterlines, with outlet valves on each floor, and with sufficient fire hose to project a water stream to any point in the plant. However, where freezing conditions exist or water is not available, a 125-pound multipurpose dry powder extinguisher may be substituted for the purposes of this paragraph (b) for each 2,500 square feet of floor space in a wooden or other flammable structure, or for each 5,000 square feet of floor space in a metal, concrete-block, or other type of non-flammable construction.\n\n(c)(1) Mobile equipment, including trucks, front-end loaders, bulldozers, portable welding units, and augers, shall be equipped with at least one portable fire extinguisher.\n\n(2) Power shovels, draglines, and other large equipment shall be equipped with at least one portable fire extinguisher; however, additional fire extinguishers may be required by an authorized representative of the Secretary.\n\n(3) Auxiliary equipment such as portable drills, sweepers, and scrapers, when operated more than 600 feet from equipment required to have portable fire extinguishers, shall be equipped with at least one fire extinguisher.\n\n(d) Fire extinguishers shall be provided at permanent electrical installations commensurate with the potential fire hazard at such installation in accordance with the recommendations of the National Fire Protection Association.\n\n(e) Two portable fire extinguishers, or the equivalent, shall be provided at each of the following combustible liquid storage installations:\n\n(1) Near each above ground or unburied combustible liquid storage station; and,\n\n(2) Near the transfer pump of each buried combustible liquid storage tank.\n\n(f) Vehicles transporting explosives and blasting agents shall be equipped with fire protection as recommended in Code 495, section 20, National Fire Protection Association Handbook, 12th Edition, 1962.","occurrenceCount":1},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 75.512-2","heading":"Frequency of examinations.","id":"75.512-2","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.512-2","part":"75","partHeading":"PART 75—MANDATORY SAFETY STANDARDS—UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"F","subpartHeading":"Subpart F—Electrical Equipment—General","text":"The examinations and tests required by § 75.512 shall be made at least weekly. Permissible equipment shall be examined to see that it is in permissible condition.","occurrenceCount":1},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 75.503","heading":"Permissible electric face equipment; maintenance.","id":"75.503","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.503","part":"75","partHeading":"PART 75—MANDATORY SAFETY STANDARDS—UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"F","subpartHeading":"Subpart F—Electrical Equipment—General","text":"[Statutory Provisions]\n\nThe operator of each coal mine shall maintain in permissible condition all electric face equipment required by §§ 75.500, 75.501, 75.504 to be permissible which is taken into or used inby the last open crosscut of any such mine.","occurrenceCount":1},{"chapter":"I","heading":"Main mine fan operation.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.311","part":"75","subchapter":"O","subpart":"D","id":"75.311","citation":"30 CFR 75.311","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","heading":"Lightning arresters, ungrounded and exposed power conductors and telephone wires.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-F/section-77.508","part":"77","subchapter":"O","subpart":"F","id":"77.508","citation":"30 CFR 77.508","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 77.505","heading":"Cable fittings; suitability.","id":"77.505","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-F/section-77.505","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":"Cables shall enter metal frames of motors, splice boxes, and electric compartments only through proper fittings. When insulated wires, other than cables, pass through metal frames, the holes shall be substantially bushed with insulated bushings.","occurrenceCount":1},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.502","heading":"Electric equipment; examination, testing, and maintenance.","id":"77.502","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-F/section-77.502","part":"77","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"F","subpartHeading":"Subpart F—Electrical Equipment—General","text":"Electric equipment shall be frequently examined, tested, and properly maintained by a qualified person to assure safe operating conditions. When a potentially dangerous condition is found on electric equipment, such equipment shall be removed from service until such condition is corrected. A record of such examinations shall be kept.","occurrenceCount":1}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"0103006","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}