{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"1518306","name":"Mine #5","status":"Abandoned and Sealed","status_date":"2008-01-22","mine_type":"Underground","coal_metal":"C","commodity":"Coal (Bituminous)","state":"KY","county":"Letcher","nearest_town":"Blackey","operator_id":"0051027","operator_name":"Enterprise Mining Company, L. L. C.","controller_id":"0127923","controller_name":"Alpha Natural Resources Holdings, Inc","district":"C05","office":"Norton VA Field Office","employees":0,"latitude":37.146388,"longitude":-83.014444},"coverage":{"contributingSources":16,"registeredSources":20,"sourceRows":3377},"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":"1518306","name":"Mine #5"},"operator":{"type":"operator","id":"0051027","name":"Enterprise Mining Company, L. L. C."},"controller":{"type":"controller","id":"0127923","name":"Alpha Natural Resources Holdings, Inc"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C01883","name":"El Paso Energy Corp"},"object":{"type":"mine","id":"1518306","name":"Mine #5"},"validFrom":"1989-04-04","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518306|C01883|1989-04-04|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P24015","name":"Coastal Coal Company, L.L.C."},"object":{"type":"mine","id":"1518306","name":"Mine #5"},"validFrom":"2000-01-01","validTo":"2003-01-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518306|P24015|2000-01-01|2003-01-31"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C01883","name":"El Paso Energy Corp"},"object":{"type":"operator","id":"P24015","name":"Coastal Coal Company, L.L.C."},"validFrom":"2000-01-01","validTo":"2003-01-31","current":false,"derived":true,"evidenceMineId":"1518306","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518306|P24015|2000-01-01|C01883|1989-04-04|56666"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0041395","name":"Amfire LLC"},"object":{"type":"mine","id":"1518306","name":"Mine #5"},"validFrom":"2003-01-31","validTo":"2003-01-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518306|0041395|2003-01-31|2003-01-31"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0051027","name":"Enterprise Mining Company, L. L. C."},"object":{"type":"mine","id":"1518306","name":"Mine #5"},"validFrom":"2003-02-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518306|0051027|2003-02-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0041211","name":"Alpha Natural Resources, Inc."},"object":{"type":"mine","id":"1518306","name":"Mine #5"},"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":"1518306|0041211|2003-02-01|2016-07-25"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0041211","name":"Alpha Natural Resources, Inc."},"object":{"type":"operator","id":"0051027","name":"Enterprise Mining Company, L. L. C."},"validFrom":"2003-02-01","validTo":"2016-07-25","current":false,"derived":true,"evidenceMineId":"1518306","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518306|0051027|2003-02-01|0041211|2003-02-01|1638"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0041395","name":"Amfire LLC"},"object":{"type":"operator","id":"0051027","name":"Enterprise Mining Company, L. L. C."},"validFrom":"2003-02-01","validTo":"2003-01-31","current":false,"derived":true,"evidenceMineId":"1518306","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518306|0051027|2003-02-01|0041395|2003-01-31|2550"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0127923","name":"Alpha Natural Resources Holdings, Inc"},"object":{"type":"mine","id":"1518306","name":"Mine #5"},"validFrom":"2016-07-26","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518306|0127923|2016-07-26|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0127923","name":"Alpha Natural Resources Holdings, Inc"},"object":{"type":"operator","id":"0051027","name":"Enterprise Mining Company, L. L. C."},"validFrom":"2016-07-26","validTo":null,"current":true,"derived":true,"evidenceMineId":"1518306","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518306|0051027|2003-02-01|0127923|2016-07-26|25408"}}],"coverage":{"historyRecords":4,"edgeCount":10,"intervalAnomalies":1,"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":52,"firstDate":"2001-03-25","lastDate":"2007-11-26","metrics":{"daysLost":718,"injuries":28,"fatalities":0,"recentRows":0,"restrictedDays":0,"contractorRecords":2},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"91637","DOCUMENT_NO":"220073370002","ACCIDENT_DT":"11/26/2007","DEGREE_INJURY":"ACCIDENT ONLY","CLASSIFICATION":"FALL OF ROOF OR BACK","ACCIDENT_TYPE":"Accident type, without injuries","OCCUPATION":"NO VALUE FOUND","NO_INJURIES":"0","DAYS_LOST":"0","NARRATIVE":"A Non injury unplanned roof fall occurred in the bleeder entries of MMU 004/005 working sections.","sourceDate":"2007-11-26"},{"SOURCE_ROW_NUMBER":"242422","DOCUMENT_NO":"220073240013","ACCIDENT_DT":"11/14/2007","DEGREE_INJURY":"ACCIDENT ONLY","CLASSIFICATION":"FALL OF ROOF OR BACK","ACCIDENT_TYPE":"Accident type, without injuries","OCCUPATION":"NO VALUE FOUND","NO_INJURIES":"0","DAYS_LOST":"0","NARRATIVE":"While making examinations discoverd a rock fall in the inactive work areas in the # 1, # 2 and # 3 entries at the last open crosscut in the right return of the 004 and 005 section. The fall varied in height from 1 to 6 feet for approximately 130 feet. No employees were injured.","sourceDate":"2007-11-14"},{"SOURCE_ROW_NUMBER":"100194","DOCUMENT_NO":"220072840020","ACCIDENT_DT":"10/08/2007","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"FALL OF ROOF OR BACK","ACCIDENT_TYPE":"Struck by falling object","OCCUPATION":"Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee was installing a roof strap when a piece of rock fell striking him in the upper left side of his lip causing a laceration. The rock was 10 inches by 17 inches  wide and 1/2 inch to 3 inches thick.","sourceDate":"2007-10-08"},{"SOURCE_ROW_NUMBER":"14375","DOCUMENT_NO":"220062070056","ACCIDENT_DT":"07/20/2006","DEGREE_INJURY":"ACCIDENT ONLY","CLASSIFICATION":"FALL OF ROOF OR BACK","ACCIDENT_TYPE":"Accident type, without injuries","OCCUPATION":"NO VALUE FOUND","NO_INJURIES":"0","DAYS_LOST":"0","NARRATIVE":"Rock fall fell on  No. 2 belt at break 21, one break inby spad 2983, This fall fell in the intersection and continued over in the break, Approximately 6' high, 20' long and 30' wide.","sourceDate":"2006-07-20"},{"SOURCE_ROW_NUMBER":"250981","DOCUMENT_NO":"220061110032","ACCIDENT_DT":"04/17/2006","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"FALL OF ROOF OR BACK","ACCIDENT_TYPE":"Struck by falling object","OCCUPATION":"Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)","NO_INJURIES":"1","DAYS_LOST":"23","NARRATIVE":"EE was bolting top when a piece of rock fell from the roof striking the canopy and hitting the EE on the left side of body, causing 2 cracked  ribs.","sourceDate":"2006-04-17"},{"SOURCE_ROW_NUMBER":"108677","DOCUMENT_NO":"220053290034","ACCIDENT_DT":"11/19/2005","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Beltman, Conveyor man,  Conveyor belt worker, Mobile bridge carrierman, Feeder operator, Conveyor rider","NO_INJURIES":"1","DAYS_LOST":"92","NARRATIVE":"EMPLOYEE WAS EXITING THE MANTRIP WHEN HE STEPPED OUT ON THE GROUND, HE FRACTURED TWO BONES IN HIS RIGHT ANKLE.","sourceDate":"2005-11-19"},{"SOURCE_ROW_NUMBER":"203550","DOCUMENT_NO":"220053320052","ACCIDENT_DT":"11/18/2005","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"HANDTOOLS (NONPOWERED)","ACCIDENT_TYPE":"Struck by... NEC","OCCUPATION":"Belt foreman, Maintenance foreman, Maintenance supervisor","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"EMPLOYEE WAS MAKING SPICE IN CABLE ON SHUTTLE CAR WHEN KNIFE SLIPPED CUTTING THUMB - NEEDED 2 STITCHES.","sourceDate":"2005-11-18"},{"SOURCE_ROW_NUMBER":"48762","DOCUMENT_NO":"220052900049","ACCIDENT_DT":"10/11/2005","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"POWERED HAULAGE","ACCIDENT_TYPE":"Struck by... NEC","OCCUPATION":"Bull gang foreman, Labor foreman, Leadman, Section foreman, Shift boss","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"EMPLOYEE WAS STANDING IN SCOOP BUCKET RUNNING CENTERS. AS HE STARTED TO SPRAY THE TOP HE SLIPPED AND FELL TO THE GROUND. AS HE HIT THE GROUND HIS RIGHT LEG WAS UNDER THE SCOOP BUCKET. THE SCOOP OPERATOR LOWERED THE BUCKET TO ASSIST HIM NOT KNOWING HIS LEG WAS UNDER THE BUCKET.","sourceDate":"2005-10-11"},{"SOURCE_ROW_NUMBER":"182103","DOCUMENT_NO":"220052550101","ACCIDENT_DT":"08/30/2005","DEGREE_INJURY":"ACCIDENT ONLY","CLASSIFICATION":"FALL OF ROOF OR BACK","ACCIDENT_TYPE":"Accident type, without injuries","OCCUPATION":"NO VALUE FOUND","NO_INJURIES":"0","DAYS_LOST":"0","NARRATIVE":"ROOF FALL IN RIGHT RETURN 4 BREAKS UNDERGROUND S.S. 23.  APPROX. 80' LONG X 20' WIDE.","sourceDate":"2005-08-30"},{"SOURCE_ROW_NUMBER":"78877","DOCUMENT_NO":"220052440044","ACCIDENT_DT":"08/26/2005","DEGREE_INJURY":"ACCIDENT ONLY","CLASSIFICATION":"FALL OF ROOF OR BACK","ACCIDENT_TYPE":"Accident type, without injuries","OCCUPATION":"NO VALUE FOUND","NO_INJURIES":"0","DAYS_LOST":"0","NARRATIVE":"ROOF FALL OUTBY SPAD 2907 FROM LEFT WALL EXTENDING 3 1/2 CROSSCUTS.  EIGHT TIMBERS WERE SET ON ALL SIDES OF.  SPOT BOLTING AND ADDITIONAL ROOF SUPPORT HAS BEEN INSTALLED IN AND AROUND FALL AREA.","sourceDate":"2005-08-26"},{"SOURCE_ROW_NUMBER":"57267","DOCUMENT_NO":"220052340107","ACCIDENT_DT":"08/18/2005","DEGREE_INJURY":"ACCIDENT ONLY","CLASSIFICATION":"FALL OF ROOF OR BACK","ACCIDENT_TYPE":"Accident type, without injuries","OCCUPATION":"NO VALUE FOUND","NO_INJURIES":"0","DAYS_LOST":"0","NARRATIVE":"Roof fall on intake inby spad 2890 in #2 entry. Intake air was not blocked and no employees were injured. The area was dangered off and timbers were set.","sourceDate":"2005-08-18"},{"SOURCE_ROW_NUMBER":"156332","DOCUMENT_NO":"220051400027","ACCIDENT_DT":"05/17/2005","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Over-exertion in lifting objects","OCCUPATION":"Supply man, Supply worker, Nipper","NO_INJURIES":"1","DAYS_LOST":"253","NARRATIVE":"EMPLOYEE WAS LOADING A BOX OF ROOF BOLT RESIN ONTO A SCOOP. AS HE LIFTED & THREW IT ONTO THE SCOOP HE FELT A SHARP PAIN IN HIS LOWER BACK.","sourceDate":"2005-05-17"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2008-01-22","lastDate":"2008-01-22","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":298,"firstDate":"2000-01-17","lastDate":"2007-11-29","metrics":{"ss":115,"delinquent":290,"recentRows":0,"paidPenalty":31801.01,"proposedPenalty":33201,"currentAssessment":33201},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1040895","VIOLATION_NO":"6654940","ISSUE_DT":"11/29/2007","CFR_STANDARD_CD":"75.202(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"176.00","CURRENT_ASSESSMENT_AMT":"176.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2007-11-29"},{"SOURCE_ROW_NUMBER":"1040894","VIOLATION_NO":"6654939","ISSUE_DT":"11/29/2007","CFR_STANDARD_CD":"75.370(a)(1)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"308.00","CURRENT_ASSESSMENT_AMT":"308.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2007-11-29"},{"SOURCE_ROW_NUMBER":"996331","VIOLATION_NO":"6647046","ISSUE_DT":"11/19/2007","CFR_STANDARD_CD":"75.503","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2007-11-19"},{"SOURCE_ROW_NUMBER":"996330","VIOLATION_NO":"6646671","ISSUE_DT":"11/08/2007","CFR_STANDARD_CD":"77.404(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2007-11-08"},{"SOURCE_ROW_NUMBER":"996329","VIOLATION_NO":"6646670","ISSUE_DT":"11/08/2007","CFR_STANDARD_CD":"77.410(c)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2007-11-08"},{"SOURCE_ROW_NUMBER":"996328","VIOLATION_NO":"6646669","ISSUE_DT":"11/08/2007","CFR_STANDARD_CD":"77.1109(c)(1)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2007-11-08"},{"SOURCE_ROW_NUMBER":"996327","VIOLATION_NO":"6646668","ISSUE_DT":"11/01/2007","CFR_STANDARD_CD":"77.516","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2007-11-01"},{"SOURCE_ROW_NUMBER":"994272","VIOLATION_NO":"6646874","ISSUE_DT":"09/28/2007","CFR_STANDARD_CD":"75.503","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2007-09-28"},{"SOURCE_ROW_NUMBER":"994271","VIOLATION_NO":"6646873","ISSUE_DT":"09/28/2007","CFR_STANDARD_CD":"75.1107-4(a)(2)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2007-09-28"},{"SOURCE_ROW_NUMBER":"994270","VIOLATION_NO":"6646872","ISSUE_DT":"09/25/2007","CFR_STANDARD_CD":"77.404(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2007-09-25"},{"SOURCE_ROW_NUMBER":"994269","VIOLATION_NO":"6646871","ISSUE_DT":"09/25/2007","CFR_STANDARD_CD":"77.400(d)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2007-09-25"},{"SOURCE_ROW_NUMBER":"994268","VIOLATION_NO":"6646870","ISSUE_DT":"09/25/2007","CFR_STANDARD_CD":"77.404(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2007-09-25"}]},{"id":"msha-civil-penalty-dockets-decisions","name":"Civil Penalty Dockets and Decisions","domains":["compliance","legal"],"products":["docket lineage","decision outcomes","citation packet precedent"],"rowCount":1,"firstDate":"2002-07-02","lastDate":"2002-07-02","metrics":{"appeals":0,"decisions":1,"recentRows":0,"decisionPenalty":2400,"originalPenalty":2800},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"174942","VIOLATION_NO":"9982725","DOCKET_NO":"KENT20030144","DECISION_DT":"07/02/2002","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"2800.00","DECISION_PENALTY_AMT":"2400.00","JUDGE_FIRST_NAME":"David","JUDGE_LAST_NAME":"Barbour","sourceDate":"2002-07-02"}]},{"id":"msha-coal-dust-samples","name":"Coal Dust Samples","domains":["health","safety"],"products":["respirable dust trends","CPDM coverage","void patterns","occupation exposure"],"rowCount":1035,"firstDate":"2001-01-25","lastDate":"2007-11-26","metrics":{"recentRows":0,"cpdmSamples":0,"voidSamples":129,"validSamples":906,"maxConcentration":20.301,"concentrationTotal":906.344},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1555236","CASS_NUM":"57686498","SMP_TAKEN_DT":"11/26/2007","CONC":"1.349","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":"2007-11-26"},{"SOURCE_ROW_NUMBER":"1491541","CASS_NUM":"57686484","SMP_TAKEN_DT":"11/26/2007","CONC":".559","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":"2007-11-26"},{"SOURCE_ROW_NUMBER":"1362856","CASS_NUM":"57686861","SMP_TAKEN_DT":"11/26/2007","CONC":".107","SMP_TYPE_CD_DESC":"INTAKE AIR","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"OCCUPATION CODE NOT FOUND","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2007-11-26"},{"SOURCE_ROW_NUMBER":"1362265","CASS_NUM":"57686453","SMP_TAKEN_DT":"11/26/2007","CONC":".659","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":"2007-11-26"},{"SOURCE_ROW_NUMBER":"1297078","CASS_NUM":"57686472","SMP_TAKEN_DT":"11/26/2007","CONC":".303","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":"2007-11-26"},{"SOURCE_ROW_NUMBER":"725523","CASS_NUM":"57686515","SMP_TAKEN_DT":"11/26/2007","CONC":".064","SMP_TYPE_CD_DESC":"INTAKE AIR","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"OCCUPATION CODE NOT FOUND","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2007-11-26"},{"SOURCE_ROW_NUMBER":"588593","CASS_NUM":"57686475","SMP_TAKEN_DT":"11/26/2007","CONC":".792","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":"2007-11-26"},{"SOURCE_ROW_NUMBER":"468191","CASS_NUM":"57686468","SMP_TAKEN_DT":"11/26/2007","CONC":".835","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":"2007-11-26"},{"SOURCE_ROW_NUMBER":"371847","CASS_NUM":"57686488","SMP_TAKEN_DT":"11/26/2007","CONC":"1.296","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":"2007-11-26"},{"SOURCE_ROW_NUMBER":"338487","CASS_NUM":"57686458","SMP_TAKEN_DT":"11/26/2007","CONC":".487","SMP_TYPE_CD_DESC":"NON DESIGNATED OCCUPATION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"SCOOP CAR OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2007-11-26"},{"SOURCE_ROW_NUMBER":"283477","CASS_NUM":"57686485","SMP_TAKEN_DT":"11/26/2007","CONC":".306","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":"2007-11-26"},{"SOURCE_ROW_NUMBER":"166043","CASS_NUM":"57686513","SMP_TAKEN_DT":"11/26/2007","CONC":".786","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":"2007-11-26"}]},{"id":"msha-conferences","name":"Conferences","domains":["compliance","legal"],"products":["conference history","post-issuance changes","citation lifecycle"],"rowCount":30,"firstDate":"2001-04-26","lastDate":"2007-12-26","metrics":{"linkedIssuances":30},"periods":{},"recentRecords":[]},{"id":"msha-contractor-production-quarterly","name":"Contractor Employment and Production — Quarterly","domains":["contractors","production","safety"],"products":["contractor exposure denominator","productivity","presence windows"],"rowCount":999,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":15,"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":228,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":14,"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":4,"firstDate":"2000-01-01","lastDate":"2003-02-01","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":157,"firstDate":"2000-11-28","lastDate":"2008-01-22","metrics":{"inspectors":262,"recentRows":0,"onSiteHours":3269,"inspectionHours":5581.5,"inspectionSamples":209},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"112902","EVENT_NO":"4181746","INSPECTION_BEGIN_DT":"01/22/2008","INSPECTION_END_DT":"01/22/2008","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"3.5","sourceDate":"2008-01-22"},{"SOURCE_ROW_NUMBER":"730987","EVENT_NO":"4194563","INSPECTION_BEGIN_DT":"11/29/2007","INSPECTION_END_DT":"12/18/2007","ACTIVITY_CODE":"E08","ACTIVITY":"Non-Injury Accident Investigation","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"23.5","SUM_TOTAL_ON_SITE_HOURS":"9.5","sourceDate":"2007-11-29"},{"SOURCE_ROW_NUMBER":"587490","EVENT_NO":"4193915","INSPECTION_BEGIN_DT":"11/27/2007","INSPECTION_END_DT":"11/27/2007","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10.5","SUM_TOTAL_ON_SITE_HOURS":"6.5","sourceDate":"2007-11-27"},{"SOURCE_ROW_NUMBER":"696034","EVENT_NO":"4182231","INSPECTION_BEGIN_DT":"10/01/2007","INSPECTION_END_DT":"12/14/2007","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"3","SUM_TOTAL_INSP_HOURS":"139","SUM_TOTAL_ON_SITE_HOURS":"83","sourceDate":"2007-10-01"},{"SOURCE_ROW_NUMBER":"346487","EVENT_NO":"4181896","INSPECTION_BEGIN_DT":"07/10/2007","INSPECTION_END_DT":"09/28/2007","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"3","SUM_TOTAL_INSP_HOURS":"129","SUM_TOTAL_ON_SITE_HOURS":"97","sourceDate":"2007-07-10"},{"SOURCE_ROW_NUMBER":"879140","EVENT_NO":"4181891","INSPECTION_BEGIN_DT":"04/11/2007","INSPECTION_END_DT":"06/28/2007","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"3","SUM_TOTAL_INSP_HOURS":"141","SUM_TOTAL_ON_SITE_HOURS":"98","sourceDate":"2007-04-11"},{"SOURCE_ROW_NUMBER":"985929","EVENT_NO":"4194236","INSPECTION_BEGIN_DT":"03/22/2007","INSPECTION_END_DT":"03/22/2007","ACTIVITY_CODE":"E20","ACTIVITY":"Roof Control Technical Investigation","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"4.5","sourceDate":"2007-03-22"},{"SOURCE_ROW_NUMBER":"474182","EVENT_NO":"4182218","INSPECTION_BEGIN_DT":"01/04/2007","INSPECTION_END_DT":"03/23/2007","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"5","SUM_TOTAL_INSP_HOURS":"212.5","SUM_TOTAL_ON_SITE_HOURS":"113","sourceDate":"2007-01-04"},{"SOURCE_ROW_NUMBER":"313599","EVENT_NO":"4182214","INSPECTION_BEGIN_DT":"10/03/2006","INSPECTION_END_DT":"12/22/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"3","SUM_TOTAL_INSP_HOURS":"156","SUM_TOTAL_ON_SITE_HOURS":"95","sourceDate":"2006-10-03"},{"SOURCE_ROW_NUMBER":"1052246","EVENT_NO":"4182212","INSPECTION_BEGIN_DT":"07/24/2006","INSPECTION_END_DT":"09/28/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"4","SUM_TOTAL_INSP_HOURS":"137","SUM_TOTAL_ON_SITE_HOURS":"90.75","sourceDate":"2006-07-24"},{"SOURCE_ROW_NUMBER":"720802","EVENT_NO":"4182211","INSPECTION_BEGIN_DT":"07/20/2006","INSPECTION_END_DT":"07/24/2006","ACTIVITY_CODE":"E08","ACTIVITY":"Non-Injury Accident Investigation","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"18.5","SUM_TOTAL_ON_SITE_HOURS":"10","sourceDate":"2006-07-20"},{"SOURCE_ROW_NUMBER":"947038","EVENT_NO":"4182003","INSPECTION_BEGIN_DT":"03/31/2006","INSPECTION_END_DT":"06/30/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"4","SUM_TOTAL_INSP_HOURS":"124.5","SUM_TOTAL_ON_SITE_HOURS":"77","sourceDate":"2006-03-31"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":81,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2007-Q4":{"hours":19255,"employees":39,"production":43331},"2007-Q3":{"hours":27601,"employees":50,"production":91164},"2007-Q2":{"hours":28873,"employees":48,"production":124455},"2007-Q1":{"hours":30972,"employees":48,"production":102545},"2006-Q4":{"hours":28655,"employees":48,"production":103722},"2006-Q3":{"hours":28106,"employees":49,"production":85627},"2006-Q2":{"hours":24050,"employees":52,"production":120479},"2006-Q1":{"hours":30380,"employees":50,"production":120999},"2005-Q4":{"hours":28868,"employees":41,"production":92437},"2005-Q3":{"hours":29050,"employees":49,"production":73685},"2005-Q2":{"hours":14690,"employees":42,"production":11506},"2005-Q1":{"hours":4540,"employees":8,"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":20,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2000":{"hours":5384,"employees":10,"production":5422},"2001":{"hours":155905,"employees":82,"production":360741},"2002":{"hours":148136,"employees":73,"production":457942},"2003":{"hours":125269,"employees":53,"production":438038},"2004":{"hours":118271,"employees":44,"production":377996},"2005":{"hours":77148,"employees":37,"production":177628},"2006":{"hours":111191,"employees":54,"production":430827},"2007":{"hours":106701,"employees":46,"production":361495}},"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":62,"firstDate":"2002-05-28","lastDate":"2007-03-07","metrics":{"recentRows":0,"doseOver100":11,"actDoseTotal":4304,"pelDoseTotal":3137},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"72180","EVENT_NO":"4182218","SURVEY_DATE":"03/07/2007","OCCUPATION_CD_DESC":"SUPPLY MAN","ACT_DOSE_85":"3","PEL_DOSE_90":"0","SURVEY_TYPE":"I","sourceDate":"2007-03-07"},{"SOURCE_ROW_NUMBER":"72179","EVENT_NO":"4182218","SURVEY_DATE":"01/24/2007","OCCUPATION_CD_DESC":"SCOOP CAR OPERATOR","MACHINE_CD":"38","MANUFACTURER_CD":"033","ACT_DOSE_85":"17","PEL_DOSE_90":"3","SURVEY_TYPE":"F","sourceDate":"2007-01-24"},{"SOURCE_ROW_NUMBER":"72178","EVENT_NO":"4182218","SURVEY_DATE":"01/24/2007","OCCUPATION_CD_DESC":"SHUTTLE CAR OPERATOR (STANDARD SIDE)","MACHINE_CD":"37","MANUFACTURER_CD":"058","ACT_DOSE_85":"33","PEL_DOSE_90":"21","SURVEY_TYPE":"F","sourceDate":"2007-01-24"},{"SOURCE_ROW_NUMBER":"72177","EVENT_NO":"4182218","SURVEY_DATE":"01/24/2007","OCCUPATION_CD_DESC":"ROOF BOLTER (TWIN HEAD) (INTAKE SIDE)","MACHINE_CD":"30","MANUFACTURER_CD":"039","ACT_DOSE_85":"101","PEL_DOSE_90":"79","SURVEY_TYPE":"F","sourceDate":"2007-01-24"},{"SOURCE_ROW_NUMBER":"72176","EVENT_NO":"4182218","SURVEY_DATE":"01/24/2007","OCCUPATION_CD_DESC":"ROOF BOLTER (TWIN HEAD) (RETURN SIDE)","MACHINE_CD":"30","MANUFACTURER_CD":"039","ACT_DOSE_85":"105","PEL_DOSE_90":"85","SURVEY_TYPE":"F","sourceDate":"2007-01-24"},{"SOURCE_ROW_NUMBER":"72175","EVENT_NO":"4182218","SURVEY_DATE":"01/24/2007","OCCUPATION_CD_DESC":"CONTINUOUS MINER OPERATOR","MACHINE_CD":"06","MANUFACTURER_CD":"058","ACT_DOSE_85":"135","PEL_DOSE_90":"128","SURVEY_TYPE":"F","sourceDate":"2007-01-24"},{"SOURCE_ROW_NUMBER":"72174","EVENT_NO":"4182214","SURVEY_DATE":"11/29/2006","OCCUPATION_CD_DESC":"ROOF BOLTER (TWIN HEAD) (INTAKE SIDE)","MACHINE_CD":"30","MANUFACTURER_CD":"039","ACT_DOSE_85":"156","PEL_DOSE_90":"134","SURVEY_TYPE":"I","sourceDate":"2006-11-29"},{"SOURCE_ROW_NUMBER":"72173","EVENT_NO":"4182214","SURVEY_DATE":"11/29/2006","OCCUPATION_CD_DESC":"ROOF BOLTER (TWIN HEAD) (RETURN SIDE)","MACHINE_CD":"30","MANUFACTURER_CD":"039","ACT_DOSE_85":"40","PEL_DOSE_90":"21","SURVEY_TYPE":"I","sourceDate":"2006-11-29"},{"SOURCE_ROW_NUMBER":"72172","EVENT_NO":"4182214","SURVEY_DATE":"11/29/2006","OCCUPATION_CD_DESC":"ROOF BOLTER (TWIN HEAD) (INTAKE SIDE)","MACHINE_CD":"30","MANUFACTURER_CD":"039","ACT_DOSE_85":"80","PEL_DOSE_90":"58","SURVEY_TYPE":"I","sourceDate":"2006-11-29"},{"SOURCE_ROW_NUMBER":"72171","EVENT_NO":"4182214","SURVEY_DATE":"11/29/2006","OCCUPATION_CD_DESC":"SHUTTLE CAR OPERATOR (STANDARD SIDE)","MACHINE_CD":"37","MANUFACTURER_CD":"058","ACT_DOSE_85":"13","PEL_DOSE_90":"5","SURVEY_TYPE":"I","sourceDate":"2006-11-29"},{"SOURCE_ROW_NUMBER":"72170","EVENT_NO":"4182214","SURVEY_DATE":"11/29/2006","OCCUPATION_CD_DESC":"SHUTTLE CAR OPERATOR (OFF STANDARD)","MACHINE_CD":"37","MANUFACTURER_CD":"058","ACT_DOSE_85":"26","PEL_DOSE_90":"13","SURVEY_TYPE":"I","sourceDate":"2006-11-29"},{"SOURCE_ROW_NUMBER":"72169","EVENT_NO":"4182214","SURVEY_DATE":"11/29/2006","OCCUPATION_CD_DESC":"CONTINUOUS MINER OPERATOR","MACHINE_CD":"06","MANUFACTURER_CD":"058","ACT_DOSE_85":"96","PEL_DOSE_90":"83","SURVEY_TYPE":"I","sourceDate":"2006-11-29"}]},{"id":"msha-quartz-samples","name":"Quartz Samples — Coal","domains":["health","safety"],"products":["quartz exposure trends","occupation context","applicable-rule linkage"],"rowCount":96,"firstDate":"2001-01-30","lastDate":"2007-11-26","metrics":{"recentRows":0,"voidSamples":8,"maxQuartzPct":30,"validSamples":88,"quartzPctTotal":639.5},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"79506","CASSETTE_NO":"57686498","SAMPLE_DT":"11/26/2007","QUARTZ_PCT":"04.2","OCC_CODE_DESC":"CONTINUOUS MINER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2007-11-26"},{"SOURCE_ROW_NUMBER":"79147","CASSETTE_NO":"57686488","SAMPLE_DT":"11/26/2007","QUARTZ_PCT":"02.3","OCC_CODE_DESC":"CONTINUOUS MINER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2007-11-26"},{"SOURCE_ROW_NUMBER":"103323","CASSETTE_NO":"57699164","SAMPLE_DT":"07/26/2007","QUARTZ_PCT":"02.9","OCC_CODE_DESC":"CONTINUOUS MINER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2007-07-26"},{"SOURCE_ROW_NUMBER":"150990","CASSETTE_NO":"57699159","SAMPLE_DT":"05/23/2007","QUARTZ_PCT":"03.6","OCC_CODE_DESC":"CONTINUOUS MINER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2007-05-23"},{"SOURCE_ROW_NUMBER":"129885","CASSETTE_NO":"57700742","SAMPLE_DT":"03/12/2007","QUARTZ_PCT":"02.8","OCC_CODE_DESC":"CONTINUOUS MINER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2007-03-12"},{"SOURCE_ROW_NUMBER":"94835","CASSETTE_NO":"57633909","SAMPLE_DT":"08/28/2006","QUARTZ_PCT":"02.4","OCC_CODE_DESC":"CONTINUOUS MINER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2006-08-28"},{"SOURCE_ROW_NUMBER":"65133","CASSETTE_NO":"57633831","SAMPLE_DT":"08/28/2006","QUARTZ_PCT":"03.0","OCC_CODE_DESC":"CONTINUOUS MINER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2006-08-28"},{"SOURCE_ROW_NUMBER":"118786","CASSETTE_NO":"57633974","SAMPLE_DT":"06/14/2006","QUARTZ_PCT":"03.0","OCC_CODE_DESC":"CONTINUOUS MINER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2006-06-14"},{"SOURCE_ROW_NUMBER":"3981","CASSETTE_NO":"57612551","SAMPLE_DT":"01/26/2006","QUARTZ_PCT":"03.2","OCC_CODE_DESC":"CONTINUOUS MINER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2006-01-26"},{"SOURCE_ROW_NUMBER":"9882","CASSETTE_NO":"57584706","SAMPLE_DT":"06/28/2005","QUARTZ_PCT":"07.3","OCC_CODE_DESC":"CONTINUOUS MINER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2005-06-28"},{"SOURCE_ROW_NUMBER":"50113","CASSETTE_NO":"57508719","SAMPLE_DT":"10/12/2004","QUARTZ_PCT":"06.9","OCC_CODE_DESC":"OCCUPATION CODE NOT FOUND","SAMPLE_TYPE_DESC":"DESIGNATED AREA","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2004-10-12"},{"SOURCE_ROW_NUMBER":"142882","CASSETTE_NO":"57520569","SAMPLE_DT":"07/20/2004","QUARTZ_PCT":"07.3","OCC_CODE_DESC":"OCCUPATION CODE NOT FOUND","SAMPLE_TYPE_DESC":"DESIGNATED AREA","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2004-07-20"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":312,"firstDate":"2000-01-17","lastDate":"2007-11-29","metrics":{"ss":119,"amountDue":33201,"contested":0,"amountPaid":31801.01,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":33201},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"976981","VIOLATION_NO":"6654940","VIOLATION_ISSUE_DT":"11/29/2007","SIG_SUB":"Y","PART_SECTION":"75.202(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"12/04/2007","PROPOSED_PENALTY":"176","AMOUNT_DUE":"176","AMOUNT_PAID":"176","CONTESTED_IND":"N","sourceDate":"2007-11-29"},{"SOURCE_ROW_NUMBER":"976980","VIOLATION_NO":"6654939","VIOLATION_ISSUE_DT":"11/29/2007","SIG_SUB":"N","PART_SECTION":"75.370(a)(1)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"14","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"12/13/2007","PROPOSED_PENALTY":"308","AMOUNT_DUE":"308","AMOUNT_PAID":"308","CONTESTED_IND":"N","sourceDate":"2007-11-29"},{"SOURCE_ROW_NUMBER":"976979","VIOLATION_NO":"6654938","VIOLATION_ISSUE_DT":"11/29/2007","CIT_ORD_SAFE":"Order","NO_AFFECTED":"0","TERMINATION_DT":"12/13/2007","CONTESTED_IND":"N","sourceDate":"2007-11-29"},{"SOURCE_ROW_NUMBER":"976919","VIOLATION_NO":"6647046","VIOLATION_ISSUE_DT":"11/19/2007","SIG_SUB":"N","PART_SECTION":"75.503","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/19/2007","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2007-11-19"},{"SOURCE_ROW_NUMBER":"976918","VIOLATION_NO":"6646671","VIOLATION_ISSUE_DT":"11/08/2007","SIG_SUB":"N","PART_SECTION":"77.404(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/09/2007","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2007-11-08"},{"SOURCE_ROW_NUMBER":"976917","VIOLATION_NO":"6646670","VIOLATION_ISSUE_DT":"11/08/2007","SIG_SUB":"N","PART_SECTION":"77.410(c)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/08/2007","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"4.65","CONTESTED_IND":"N","sourceDate":"2007-11-08"},{"SOURCE_ROW_NUMBER":"976916","VIOLATION_NO":"6646669","VIOLATION_ISSUE_DT":"11/08/2007","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":"11/08/2007","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2007-11-08"},{"SOURCE_ROW_NUMBER":"976915","VIOLATION_NO":"6646668","VIOLATION_ISSUE_DT":"11/01/2007","SIG_SUB":"N","PART_SECTION":"77.516","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/01/2007","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2007-11-01"},{"SOURCE_ROW_NUMBER":"976896","VIOLATION_NO":"6646874","VIOLATION_ISSUE_DT":"09/28/2007","SIG_SUB":"N","PART_SECTION":"75.503","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"09/28/2007","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2007-09-28"},{"SOURCE_ROW_NUMBER":"976895","VIOLATION_NO":"6646873","VIOLATION_ISSUE_DT":"09/28/2007","SIG_SUB":"N","PART_SECTION":"75.1107-4(a)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/28/2007","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2007-09-28"},{"SOURCE_ROW_NUMBER":"976894","VIOLATION_NO":"6646872","VIOLATION_ISSUE_DT":"09/25/2007","SIG_SUB":"Y","PART_SECTION":"77.404(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/29/2007","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2007-09-25"},{"SOURCE_ROW_NUMBER":"976893","VIOLATION_NO":"6646871","VIOLATION_ISSUE_DT":"09/25/2007","SIG_SUB":"Y","PART_SECTION":"77.400(d)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/29/2007","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2007-09-25"}]}],"safety":{"href":"/api/v1/mines/1518306/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/1518306/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 75.202","heading":"Protection from falls of roof, face and ribs.","id":"75.202","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-C/section-75.202","part":"75","partHeading":"PART 75—MANDATORY SAFETY STANDARDS—UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"C","subpartHeading":"Subpart C—Roof Support","text":"(a) The roof, face and ribs of areas where persons work or travel shall be supported or otherwise controlled to protect persons from hazards related to falls of the roof, face or ribs and coal or rock bursts.\n\n(b) No person shall work or travel under unsupported roof unless in accordance with this subpart.","occurrenceCount":1},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 75.370","heading":"Mine ventilation plan; submission and approval.","id":"75.370","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.370","part":"75","partHeading":"PART 75—MANDATORY SAFETY STANDARDS—UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"D","subpartHeading":"Subpart D—Ventilation","text":"(a)(1) The operator shall develop and follow a ventilation plan approved by the district manager. The plan shall be designed to control methane and respirable dust and shall be suitable to the conditions and mining system at the mine. The ventilation plan shall consist of two parts, the plan content as prescribed in § 75.371 and the ventilation map with information as prescribed in § 75.372. Only that portion of the map which contains information required under § 75.371 will be subject to approval by the district manager.\n\n(2) The proposed ventilation plan and any revision to the plan shall be submitted in writing to the district manager. When revisions to a ventilation plan are proposed, only the revised pages, maps, or sketches of the plan need to be submitted. When required in writing by the district manager, the operator shall submit a fully revised plan by consolidating the plan and all revisions in an orderly manner and by deleting all outdated material.\n\n(3) (i) The mine operator shall notify the representative of miners at least 5 days prior to submission of a mine ventilation plan and any revision to a mine ventilation plan. If requested, the mine operator shall provide a copy to the representative of miners at the time of notification. In the event of a situation requiring immediate action on a plan revision, notification of the revision shall be given, and if requested, a copy of the revision shall be provided, to the representative of miners by the operator at the time of submittal;\n\n(ii) A copy of the proposed ventilation plan, and a copy of any proposed revision, submitted for approval shall be made available for inspection by the representative of miners; and\n\n(iii) A copy of the proposed ventilation plan, and a copy of any proposed revision, submitted for approval shall be posted on the mine bulletin board at the time of submittal. The proposed plan or proposed revision shall remain posted until it is approved, withdrawn or denied.\n\n(b) Following receipt of the proposed plan or proposed revision, the representative of miners may submit timely comments to the district manager, in writing, for consideration during the review process. A copy of these comments shall also be provided to the operator by the district manager upon request.\n\n(c) (1) The district manager will notify the operator in writing of the approval or denial of approval of a proposed ventilation plan or proposed revision. A copy of this notification will be sent to the representative of miners by the district manager.\n\n(2) If the district manager denies approval of a proposed plan or revision, the deficiencies of the plan or revision shall be specified in writing and the operator will be provided an opportunity to discuss the deficiencies with the district manager.\n\n(d) No proposed ventilation plan shall be implemented before it is approved by the district manager. Any intentional change to the ventilation system that alters the main air current or any split of the main air current in a manner that could materially affect the safety and health of the miners, or any change to the information required in § 75.371 shall be submitted to and approved by the district manager before implementation.\n\n(e) Before implementing an approved ventilation plan or a revision to a ventilation plan, persons affected by the revision shall be instructed by the operator in its provisions.\n\n(f) The approved ventilation plan and any revisions shall be—\n\n(1) Provided upon request to the representative of miners by the operator following notification of approval;\n\n(2) Made available for inspection by the representative of miners; and\n\n(3) Posted on the mine bulletin board within 1 working day following notification of approval. The approved plan and revisions shall remain posted on the bulletin board for the period that they are in effect.\n\n(g) The ventilation plan for each mine shall be reviewed every 6 months by an authorized representative of the Secretary to assure that it is suitable to current conditions in the mine.","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":2},{"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":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","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","heading":"Electric wiring and equipment; installation and maintenance.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-F/section-77.516","part":"77","subchapter":"O","subpart":"F","id":"77.516","citation":"30 CFR 77.516","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 75.1107-4","heading":"Automatic fire sensors and manual actuators; installation; minimum requirements.","id":"75.1107-4","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-L/section-75.1107-4","part":"75","partHeading":"PART 75—MANDATORY SAFETY STANDARDS—UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"L","subpartHeading":"Subpart L—Fire Protection","text":"(a)(1) Where fire suppression devices are installed on unattended underground equipment, one or more point-type sensors or equivalent shall be installed for each 50 square feet of top surface area, or fraction thereof, of such equipment, and each sensor shall be designed to activate the first suppression system and disconnect the electrical power source to the equipment protected, and, except where sprinklers are used, there shall be in addition, a manual actuator installed to operate the system. Where sprinklers are used, provision shall be made for manual application of water to the protected equipment in lieu of a manual actuator.\n\n(2) Two or more manual actuators, where practicable, shall be installed, as provided in paragraphs (a)(2) (i) and (ii) of this section, to activate fire suppression devices on attended equipment purchased on or after the effective date of this § 75.1107-4. At least one manual actuator shall be used on equipment purchased prior to the effective date of this § 75.1107-4.\n\n(i) Manual actuators installed on attended equipment regularly operated by a miner, as provided in § 75.1107-1(c)(1) shall be located at different locations on the equipment, and at least one manual actuator shall be located within easy reach of the operator's normal operating position.\n\n(ii) Manual actuators to activate fire suppression devices on attended equipment not regularly operated by a miner, as provided in § 75.1107-1(c)(2), shall be installed at different location, and at least one manual actuator shall be installed so as to be easily reached by the miner at the jobsite or by persons approaching the equipment.\n\n(b) Sensors shall, where practicable, be installed in accordance with the recommendations set forth in National Fire Code No. 72A “Local Protective Signaling Systems” (NFPA No. 72A-1967).\n\n(c) On unattended equipment the fire suppression device shall operate independently of the power to the main motor (or equivalent) so it will remain operative if the circuit breakers (or other protective device) actuates. On attended equipment powered through a trailing cable the fire suppression device shall operate independently of the electrical power provided by the cable.\n\n(d) Point-type sensors (such as thermocouple, bimetallic strip, or rate of temperature rise) located in ventilated passageways shall be installed downwind from the equipment to be protected.\n\n(e) Sensor systems shall include a device or method for determining their operative condition.\n\n[37 FR 15301, July 29, 1972]","occurrenceCount":1},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.400","heading":"Mechanical equipment guards.","id":"77.400","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.400","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) Gears; sprockets; chains; drive, head, tail, and takeup pulleys; flywheels; couplings; shafts; sawblades; fan inlets; and similar exposed moving machine parts which may be contacted by persons, and which may cause injury to persons shall be guarded.\n\n(b) Overhead belts shall be guarded if the whipping action from a broken line would be hazardous to persons below.\n\n(c) Guards at conveyor-drive, conveyor-head, and conveyor-tail pulleys shall extend a distance sufficient to prevent a person from reaching behind the guard and becoming caught between the belt and the pulley.\n\n(d) Except when testing the machinery, guards shall be securely in place while machinery is being operated.","occurrenceCount":1}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"1518306","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}