{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4608936","name":"Deskins Mine","status":"Abandoned and Sealed","status_date":"2009-09-18","mine_type":"Underground","coal_metal":"C","commodity":"Coal (Lignite)","state":"WV","county":"Kanawha","nearest_town":"Ohley","operator_id":"0051510","operator_name":"Remington LLC","controller_id":"0071611","controller_name":"Patriot Coal Corporation","district":"C04","office":"Mt. Carbon WV Field Office","employees":0,"latitude":38.051944,"longitude":-81.313333},"coverage":{"contributingSources":17,"registeredSources":20,"sourceRows":1317},"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":"4608936","name":"Deskins Mine"},"operator":{"type":"operator","id":"0051510","name":"Remington LLC"},"controller":{"type":"controller","id":"0071611","name":"Patriot Coal Corporation"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C10294","name":"Chris  Cline"},"object":{"type":"mine","id":"4608936","name":"Deskins Mine"},"validFrom":"2001-05-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608936|C10294|2001-05-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P24650","name":"Wildcat Coal Company, Inc."},"object":{"type":"mine","id":"4608936","name":"Deskins Mine"},"validFrom":"2001-12-10","validTo":"2006-05-09","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608936|P24650|2001-12-10|2006-05-09"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C10294","name":"Chris  Cline"},"object":{"type":"operator","id":"P24650","name":"Wildcat Coal Company, Inc."},"validFrom":"2001-12-10","validTo":"2006-05-09","current":false,"derived":true,"evidenceMineId":"4608936","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608936|P24650|2001-12-10|C10294|2001-05-01|81689"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0056849","name":"Magnum Coal Company"},"object":{"type":"mine","id":"4608936","name":"Deskins Mine"},"validFrom":"2003-07-03","validTo":"2008-07-22","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608936|0056849|2003-07-03|2008-07-22"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0051510","name":"Remington LLC"},"object":{"type":"mine","id":"4608936","name":"Deskins Mine"},"validFrom":"2006-05-10","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608936|0051510|2006-05-10|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0056849","name":"Magnum Coal Company"},"object":{"type":"operator","id":"0051510","name":"Remington LLC"},"validFrom":"2006-05-10","validTo":"2008-07-22","current":false,"derived":true,"evidenceMineId":"4608936","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608936|0051510|2006-05-10|0056849|2003-07-03|7459"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0071611","name":"Patriot Coal Corporation"},"object":{"type":"mine","id":"4608936","name":"Deskins Mine"},"validFrom":"2008-07-23","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608936|0071611|2008-07-23|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0071611","name":"Patriot Coal Corporation"},"object":{"type":"operator","id":"0051510","name":"Remington LLC"},"validFrom":"2008-07-23","validTo":null,"current":true,"derived":true,"evidenceMineId":"4608936","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608936|0051510|2006-05-10|0071611|2008-07-23|10393"}}],"coverage":{"historyRecords":3,"edgeCount":8,"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":16,"firstDate":"2007-07-05","lastDate":"2009-04-20","metrics":{"daysLost":224,"injuries":10,"fatalities":0,"recentRows":0,"restrictedDays":0,"contractorRecords":1},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"8253","DOCUMENT_NO":"220091130005","ACCIDENT_DT":"04/20/2009","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Caught in, under or between a moving and a stationary object","OCCUPATION":"Bull gang foreman, Labor foreman, Leadman, Section foreman, Shift boss","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Injured was in the process of opening the first set of airlock doors at the mine portal, when he got his right hand pinched between the doors.  This caught between injury, resulted in a fracture to his right ring finger.","sourceDate":"2009-04-20"},{"SOURCE_ROW_NUMBER":"98384","DOCUMENT_NO":"220090210005","ACCIDENT_DT":"01/14/2009","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Struck by... NEC","OCCUPATION":"Laborer, Bull gang,  Parts runner, Roustabout, Roof trimmer/scaler","NO_INJURIES":"1","DAYS_LOST":"170","NARRATIVE":"While making a belt move, the crew was positioning the tailpiece and applying tension with the scoop to align the belt.  A chain broke that was hooking the scoop to the tailpiece, which allowed the tailpiece to slide around and strik the employees foot, resulting in a fracture to his foot.","sourceDate":"2009-01-14"},{"SOURCE_ROW_NUMBER":"3980","DOCUMENT_NO":"220083460014","ACCIDENT_DT":"12/09/2008","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 roof fall was dicovered on 12-09-2008 at apprx 7:00 am.  The fall was located 2 breaks outby spad 743 near the #5 beltline.  The fall measured apprx 18'W by 50' long.  All entries of the roof fall area was cribbed or timbered to prevent travel.  4' resin bolts were used at the location of the fall.","sourceDate":"2008-12-09"},{"SOURCE_ROW_NUMBER":"102652","DOCUMENT_NO":"220082880105","ACCIDENT_DT":"10/01/2008","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":"The mine foreman and the safety director were traveling to the section when they noticed the top working near #7 belt/track entry in the nuetral airway. The men cribbed the area off then the top fell shortly after.","sourceDate":"2008-10-01"},{"SOURCE_ROW_NUMBER":"59729","DOCUMENT_NO":"220082560048","ACCIDENT_DT":"09/05/2008","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Struck by... NEC","OCCUPATION":"Electrician, Lineman","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Miner was removing a piece of rock from the left side continuous miner on the 1st right section.  The rock broke causing his right hand index & middle fingers to come in contact with the sharp edges of the rock causing a laceration that required 9 sutures.","sourceDate":"2008-09-05"},{"SOURCE_ROW_NUMBER":"154470","DOCUMENT_NO":"220082530045","ACCIDENT_DT":"08/28/2008","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"FALL OF FACE/RIB/PILLAR/SIDE/HIGHWALL","ACCIDENT_TYPE":"Struck by falling object","OCCUPATION":"Bull gang foreman, Labor foreman, Leadman, Section foreman, Shift boss","NO_INJURIES":"1","DAYS_LOST":"13","NARRATIVE":"Section foreman noticed that the rib needed scaled where work was being performed on a shuttle car. He scaled the rib and was rolling a large piece of rock from the work area when another piece of rock fell striking his left index finger causing a severe laceration.","sourceDate":"2008-08-28"},{"SOURCE_ROW_NUMBER":"249145","DOCUMENT_NO":"220082560046","ACCIDENT_DT":"08/20/2008","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"MACHINERY","ACCIDENT_TYPE":"Struck by powered moving object","OCCUPATION":"Shuttle car operator, Mantrip operator, Ramcar operator, Rail runner, Buggy operator","NO_INJURIES":"1","DAYS_LOST":"2","NARRATIVE":"Miner was moving the left side miner on the Mains section so he could scoop the 2nd right intersection. While tramming the miner the boom was swung to the right and miner was struck by the boom. Miner continued to work after the incident but decided to go to the hospital due to pain. ER doctors found no injuries but told miner to take off until 8-24 due to soreness.","sourceDate":"2008-08-20"},{"SOURCE_ROW_NUMBER":"176011","DOCUMENT_NO":"220082260055","ACCIDENT_DT":"08/05/2008","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Struck by falling object","OCCUPATION":"Electrician, Lineman","NO_INJURIES":"1","DAYS_LOST":"39","NARRATIVE":"EE was installing a rub rail on the right side continuous miner of the mains section when the rail slipped off the miner, falling on his left foot causing a fracture.","sourceDate":"2008-08-05"},{"SOURCE_ROW_NUMBER":"12585","DOCUMENT_NO":"220082260054","ACCIDENT_DT":"08/04/2008","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Continuous miner operator, Coal mole operator","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Ee was walking to the section when he stepped in a hole just inby the power center causing him to strain his knee. He finished his shift and went to the dr. The dr gave him a full release to work but required him to wear a knee brace for four days.","sourceDate":"2008-08-04"},{"SOURCE_ROW_NUMBER":"141586","DOCUMENT_NO":"220082180055","ACCIDENT_DT":"07/24/2008","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":"The superintendent was walking the returnes and discovered a roof fall. The fall measured approx. 6' in height and included an area about 18 ft wide by 18ft long. The fall in the returns off of the main section in the #2 entry. located at/near spad 1242.","sourceDate":"2008-07-24"},{"SOURCE_ROW_NUMBER":"94086","DOCUMENT_NO":"220073200053","ACCIDENT_DT":"11/08/2007","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":"There was a roof fall discovered on the old mains section between spads 701 and 721. The roof fall measured approximately 90'L x 20'W x 10'T.","sourceDate":"2007-11-08"},{"SOURCE_ROW_NUMBER":"21138","DOCUMENT_NO":"220073040034","ACCIDENT_DT":"10/25/2007","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 roof fall measuring approximately 60 feet in length by 8 feet high was discovered on the old second left section.","sourceDate":"2007-10-25"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2009-09-18","lastDate":"2009-09-18","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":337,"firstDate":"2006-10-18","lastDate":"2009-03-23","metrics":{"ss":110,"delinquent":337,"recentRows":0,"paidPenalty":139286,"proposedPenalty":215807,"currentAssessment":139286},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"859507","VIOLATION_NO":"8074260","ISSUE_DT":"03/23/2009","CFR_STANDARD_CD":"75.904","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"425.00","CURRENT_ASSESSMENT_AMT":"425.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2009-03-23"},{"SOURCE_ROW_NUMBER":"859506","VIOLATION_NO":"8074259","ISSUE_DT":"03/19/2009","CFR_STANDARD_CD":"75.202(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"2106.00","CURRENT_ASSESSMENT_AMT":"2106.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2009-03-19"},{"SOURCE_ROW_NUMBER":"859505","VIOLATION_NO":"8074258","ISSUE_DT":"03/19/2009","CFR_STANDARD_CD":"75.1504(d)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2009-03-19"},{"SOURCE_ROW_NUMBER":"859504","VIOLATION_NO":"8074257","ISSUE_DT":"03/19/2009","CFR_STANDARD_CD":"48.9(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":"2009-03-19"},{"SOURCE_ROW_NUMBER":"859503","VIOLATION_NO":"8074256","ISSUE_DT":"03/11/2009","CFR_STANDARD_CD":"75.370(d)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"285.00","CURRENT_ASSESSMENT_AMT":"285.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2009-03-11"},{"SOURCE_ROW_NUMBER":"859502","VIOLATION_NO":"8074252","ISSUE_DT":"03/05/2009","CFR_STANDARD_CD":"75.380(d)(7)(v)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"3143.00","CURRENT_ASSESSMENT_AMT":"946.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2009-03-05"},{"SOURCE_ROW_NUMBER":"859501","VIOLATION_NO":"8074248","ISSUE_DT":"03/02/2009","CFR_STANDARD_CD":"75.1700","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"334.00","CURRENT_ASSESSMENT_AMT":"334.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2009-03-02"},{"SOURCE_ROW_NUMBER":"859500","VIOLATION_NO":"8074244","ISSUE_DT":"02/12/2009","CFR_STANDARD_CD":"75.604(b)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"1795.00","CURRENT_ASSESSMENT_AMT":"1436.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2009-02-12"},{"SOURCE_ROW_NUMBER":"859499","VIOLATION_NO":"8074243","ISSUE_DT":"02/12/2009","CFR_STANDARD_CD":"75.342(a)(4)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"162.00","CURRENT_ASSESSMENT_AMT":"162.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2009-02-12"},{"SOURCE_ROW_NUMBER":"859498","VIOLATION_NO":"8074242","ISSUE_DT":"02/12/2009","CFR_STANDARD_CD":"75.1200","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2009-02-12"},{"SOURCE_ROW_NUMBER":"859476","VIOLATION_NO":"8074228","ISSUE_DT":"12/17/2008","CFR_STANDARD_CD":"75.1725(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"1530.00","CURRENT_ASSESSMENT_AMT":"1530.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2008-12-17"},{"SOURCE_ROW_NUMBER":"859475","VIOLATION_NO":"8074227","ISSUE_DT":"12/11/2008","CFR_STANDARD_CD":"75.523-3(b)(1)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"1026.00","CURRENT_ASSESSMENT_AMT":"616.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2008-12-11"}]},{"id":"msha-civil-penalty-dockets-decisions","name":"Civil Penalty Dockets and Decisions","domains":["compliance","legal"],"products":["docket lineage","decision outcomes","citation packet precedent"],"rowCount":91,"firstDate":"2007-12-04","lastDate":"2012-09-07","metrics":{"appeals":0,"decisions":91,"recentRows":0,"decisionPenalty":76399,"originalPenalty":159752},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"238810","VIOLATION_NO":"8074209","DOCKET_NO":"WEVA 2009-820","DECISION_DT":"09/07/2012","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"1795.00","DECISION_PENALTY_AMT":"1077.00","JUDGE_FIRST_NAME":"Avram","JUDGE_LAST_NAME":"Weisberger","sourceDate":"2012-09-07"},{"SOURCE_ROW_NUMBER":"238643","VIOLATION_NO":"8074227","DOCKET_NO":"WEVA 2009-820","DECISION_DT":"09/07/2012","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"1026.00","DECISION_PENALTY_AMT":"616.00","JUDGE_FIRST_NAME":"Avram","JUDGE_LAST_NAME":"Weisberger","sourceDate":"2012-09-07"},{"SOURCE_ROW_NUMBER":"238642","VIOLATION_NO":"8074225","DOCKET_NO":"WEVA 2009-820","DECISION_DT":"09/07/2012","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"1530.00","DECISION_PENALTY_AMT":"917.00","JUDGE_FIRST_NAME":"Avram","JUDGE_LAST_NAME":"Weisberger","sourceDate":"2012-09-07"},{"SOURCE_ROW_NUMBER":"238641","VIOLATION_NO":"8074218","DOCKET_NO":"WEVA 2009-820","DECISION_DT":"09/07/2012","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"207.00","DECISION_PENALTY_AMT":"124.00","JUDGE_FIRST_NAME":"Avram","JUDGE_LAST_NAME":"Weisberger","sourceDate":"2012-09-07"},{"SOURCE_ROW_NUMBER":"238252","VIOLATION_NO":"8074224","DOCKET_NO":"WEVA 2009-820","DECISION_DT":"09/07/2012","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"1026.00","DECISION_PENALTY_AMT":"616.00","JUDGE_FIRST_NAME":"Avram","JUDGE_LAST_NAME":"Weisberger","sourceDate":"2012-09-07"},{"SOURCE_ROW_NUMBER":"238251","VIOLATION_NO":"8074219","DOCKET_NO":"WEVA 2009-820","DECISION_DT":"09/07/2012","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"1530.00","DECISION_PENALTY_AMT":"918.00","JUDGE_FIRST_NAME":"Avram","JUDGE_LAST_NAME":"Weisberger","sourceDate":"2012-09-07"},{"SOURCE_ROW_NUMBER":"237755","VIOLATION_NO":"8074217","DOCKET_NO":"WEVA 2009-820","DECISION_DT":"09/07/2012","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"2473.00","DECISION_PENALTY_AMT":"1484.00","JUDGE_FIRST_NAME":"Avram","JUDGE_LAST_NAME":"Weisberger","sourceDate":"2012-09-07"},{"SOURCE_ROW_NUMBER":"237707","VIOLATION_NO":"8074223","DOCKET_NO":"WEVA 2009-820","DECISION_DT":"09/07/2012","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"1530.00","DECISION_PENALTY_AMT":"918.00","JUDGE_FIRST_NAME":"Avram","JUDGE_LAST_NAME":"Weisberger","sourceDate":"2012-09-07"},{"SOURCE_ROW_NUMBER":"237706","VIOLATION_NO":"8074212","DOCKET_NO":"WEVA 2009-820","DECISION_DT":"09/07/2012","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"1795.00","DECISION_PENALTY_AMT":"1077.00","JUDGE_FIRST_NAME":"Avram","JUDGE_LAST_NAME":"Weisberger","sourceDate":"2012-09-07"},{"SOURCE_ROW_NUMBER":"34500","VIOLATION_NO":"8074226","DOCKET_NO":"WEVA 2009-820","DECISION_DT":"09/07/2012","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"1026.00","DECISION_PENALTY_AMT":"616.00","JUDGE_FIRST_NAME":"Avram","JUDGE_LAST_NAME":"Weisberger","sourceDate":"2012-09-07"},{"SOURCE_ROW_NUMBER":"223583","VIOLATION_NO":"6620648","DOCKET_NO":"WEVA 2008-1452","DECISION_DT":"07/31/2012","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"1203.00","DECISION_PENALTY_AMT":"601.00","JUDGE_FIRST_NAME":"David","JUDGE_LAST_NAME":"Barbour","sourceDate":"2012-07-31"},{"SOURCE_ROW_NUMBER":"223449","VIOLATION_NO":"6620663","DOCKET_NO":"WEVA 2008-1452","DECISION_DT":"07/31/2012","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"873.00","DECISION_PENALTY_AMT":"196.00","JUDGE_FIRST_NAME":"David","JUDGE_LAST_NAME":"Barbour","sourceDate":"2012-07-31"}]},{"id":"msha-coal-dust-samples","name":"Coal Dust Samples","domains":["health","safety"],"products":["respirable dust trends","CPDM coverage","void patterns","occupation exposure"],"rowCount":326,"firstDate":"2006-12-11","lastDate":"2009-03-12","metrics":{"recentRows":0,"cpdmSamples":0,"voidSamples":55,"validSamples":271,"maxConcentration":9.5,"concentrationTotal":244.708},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1340149","CASS_NUM":"57696762","SMP_TAKEN_DT":"3/12/2009","CONC":".316","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":"2009-03-12"},{"SOURCE_ROW_NUMBER":"1237204","CASS_NUM":"57696768","SMP_TAKEN_DT":"3/12/2009","CONC":".713","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":"2009-03-12"},{"SOURCE_ROW_NUMBER":"1161452","CASS_NUM":"57696794","SMP_TAKEN_DT":"3/12/2009","CONC":".11","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":"2009-03-12"},{"SOURCE_ROW_NUMBER":"1150356","CASS_NUM":"57696767","SMP_TAKEN_DT":"3/12/2009","CONC":".011","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 (SINGLE HEAD)","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2009-03-12"},{"SOURCE_ROW_NUMBER":"902834","CASS_NUM":"57696765","SMP_TAKEN_DT":"3/12/2009","CONC":".391","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 (SINGLE HEAD)","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2009-03-12"},{"SOURCE_ROW_NUMBER":"652701","CASS_NUM":"57696776","SMP_TAKEN_DT":"3/12/2009","CONC":".145","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":"2009-03-12"},{"SOURCE_ROW_NUMBER":"593417","CASS_NUM":"57696782","SMP_TAKEN_DT":"3/12/2009","CONC":".015","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":"2009-03-12"},{"SOURCE_ROW_NUMBER":"572341","CASS_NUM":"57696771","SMP_TAKEN_DT":"3/12/2009","CONC":".179","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":"2009-03-12"},{"SOURCE_ROW_NUMBER":"1466884","CASS_NUM":"50986556","SMP_TAKEN_DT":"2/4/2009","CONC":".691","SMP_TYPE_CD_DESC":"DESIGNATED OCCUPATION","SMP_USE_CD_DESC":"VOID SAMPLE","VOID_CD_DESC":"EXCESS SAMPLE","OCC_CD_DESC":"CONTINUOUS MINER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2009-02-04"},{"SOURCE_ROW_NUMBER":"1467737","CASS_NUM":"50986568","SMP_TAKEN_DT":"2/2/2009","CONC":"1.63","SMP_TYPE_CD_DESC":"DESIGNATED OCCUPATION","SMP_USE_CD_DESC":"BIMONTHLY CYCLE/TRANSITION PERIOD SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"CONTINUOUS MINER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2009-02-02"},{"SOURCE_ROW_NUMBER":"1050682","CASS_NUM":"50986555","SMP_TAKEN_DT":"1/31/2009","CONC":"1.374","SMP_TYPE_CD_DESC":"DESIGNATED OCCUPATION","SMP_USE_CD_DESC":"BIMONTHLY CYCLE/TRANSITION PERIOD SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"CONTINUOUS MINER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2009-01-31"},{"SOURCE_ROW_NUMBER":"556831","CASS_NUM":"50986553","SMP_TAKEN_DT":"1/30/2009","CONC":".928","SMP_TYPE_CD_DESC":"DESIGNATED OCCUPATION","SMP_USE_CD_DESC":"BIMONTHLY CYCLE/TRANSITION PERIOD SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"CONTINUOUS MINER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2009-01-30"}]},{"id":"msha-conferences","name":"Conferences","domains":["compliance","legal"],"products":["conference history","post-issuance changes","citation lifecycle"],"rowCount":10,"firstDate":"2007-02-26","lastDate":"2007-12-20","metrics":{"linkedIssuances":10},"periods":{},"recentRecords":[]},{"id":"msha-contested-violations","name":"Contested Violations","domains":["compliance","legal"],"products":["contest status","time to resolution","contested-rate context"],"rowCount":91,"firstDate":"2007-03-06","lastDate":"2009-03-05","metrics":{"decisions":91,"ssChanged":27,"recentRows":0,"decisionPenalty":76399,"proposedPenalty":159752},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"11801","CITATION_NO":"8074252","CITATION_ISSUE_DT":"03/05/2009","DOCKET_NO":"WEVA 2009-1311","DECISION_DT":"01/18/2011","CFR_STANDARD_CODE":"75.380(d)(7)(v)","ORIGINAL_SIG_SUB_IND":"N","DECISION_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"3143.00","DECISION_PENALTY_AMT":"946.00","sourceDate":"2009-03-05"},{"SOURCE_ROW_NUMBER":"180938","CITATION_NO":"8074244","CITATION_ISSUE_DT":"02/12/2009","DOCKET_NO":"WEVA 2009-1137","DECISION_DT":"01/22/2010","CFR_STANDARD_CODE":"75.604(b)","ORIGINAL_SIG_SUB_IND":"Y","DECISION_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"1795.00","DECISION_PENALTY_AMT":"1436.00","sourceDate":"2009-02-12"},{"SOURCE_ROW_NUMBER":"178924","CITATION_NO":"8074227","CITATION_ISSUE_DT":"12/11/2008","DOCKET_NO":"WEVA 2009-820","DECISION_DT":"09/07/2012","CFR_STANDARD_CODE":"75.523-3(b)(1)","ORIGINAL_SIG_SUB_IND":"Y","DECISION_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"1026.00","DECISION_PENALTY_AMT":"616.00","sourceDate":"2008-12-11"},{"SOURCE_ROW_NUMBER":"122991","CITATION_NO":"8074226","CITATION_ISSUE_DT":"12/11/2008","DOCKET_NO":"WEVA 2009-820","DECISION_DT":"09/07/2012","CFR_STANDARD_CODE":"75.523-3(b)(1)","ORIGINAL_SIG_SUB_IND":"Y","DECISION_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"1026.00","DECISION_PENALTY_AMT":"616.00","sourceDate":"2008-12-11"},{"SOURCE_ROW_NUMBER":"348164","CITATION_NO":"8074225","CITATION_ISSUE_DT":"12/10/2008","DOCKET_NO":"WEVA 2009-820","DECISION_DT":"09/07/2012","CFR_STANDARD_CODE":"77.1607(cc)","ORIGINAL_SIG_SUB_IND":"Y","DECISION_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"1530.00","DECISION_PENALTY_AMT":"917.00","sourceDate":"2008-12-10"},{"SOURCE_ROW_NUMBER":"293016","CITATION_NO":"8074223","CITATION_ISSUE_DT":"12/10/2008","DOCKET_NO":"WEVA 2009-820","DECISION_DT":"09/07/2012","CFR_STANDARD_CODE":"75.1725(a)","ORIGINAL_SIG_SUB_IND":"Y","DECISION_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"1530.00","DECISION_PENALTY_AMT":"918.00","sourceDate":"2008-12-10"},{"SOURCE_ROW_NUMBER":"234122","CITATION_NO":"8074224","CITATION_ISSUE_DT":"12/10/2008","DOCKET_NO":"WEVA 2009-820","DECISION_DT":"09/07/2012","CFR_STANDARD_CODE":"77.700","ORIGINAL_SIG_SUB_IND":"Y","DECISION_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"1026.00","DECISION_PENALTY_AMT":"616.00","sourceDate":"2008-12-10"},{"SOURCE_ROW_NUMBER":"406618","CITATION_NO":"8074218","CITATION_ISSUE_DT":"12/01/2008","DOCKET_NO":"WEVA 2009-820","DECISION_DT":"09/07/2012","CFR_STANDARD_CODE":"75.202(a)","ORIGINAL_SIG_SUB_IND":"N","DECISION_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"207.00","DECISION_PENALTY_AMT":"124.00","sourceDate":"2008-12-01"},{"SOURCE_ROW_NUMBER":"66021","CITATION_NO":"8074219","CITATION_ISSUE_DT":"12/01/2008","DOCKET_NO":"WEVA 2009-820","DECISION_DT":"09/07/2012","CFR_STANDARD_CODE":"75.364(b)(5)","ORIGINAL_SIG_SUB_IND":"Y","DECISION_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"1530.00","DECISION_PENALTY_AMT":"918.00","sourceDate":"2008-12-01"},{"SOURCE_ROW_NUMBER":"9715","CITATION_NO":"8074217","CITATION_ISSUE_DT":"12/01/2008","DOCKET_NO":"WEVA 2009-820","DECISION_DT":"09/07/2012","CFR_STANDARD_CODE":"75.220(a)(1)","ORIGINAL_SIG_SUB_IND":"Y","DECISION_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"2473.00","DECISION_PENALTY_AMT":"1484.00","sourceDate":"2008-12-01"},{"SOURCE_ROW_NUMBER":"290550","CITATION_NO":"8074209","CITATION_ISSUE_DT":"11/17/2008","DOCKET_NO":"WEVA 2009-820","DECISION_DT":"09/07/2012","CFR_STANDARD_CODE":"75.512","ORIGINAL_SIG_SUB_IND":"Y","DECISION_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"1795.00","DECISION_PENALTY_AMT":"1077.00","sourceDate":"2008-11-17"},{"SOURCE_ROW_NUMBER":"66188","CITATION_NO":"8074212","CITATION_ISSUE_DT":"11/17/2008","DOCKET_NO":"WEVA 2009-820","DECISION_DT":"09/07/2012","CFR_STANDARD_CODE":"75.1722(c)","ORIGINAL_SIG_SUB_IND":"Y","DECISION_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"1795.00","DECISION_PENALTY_AMT":"1077.00","sourceDate":"2008-11-17"}]},{"id":"msha-contractor-production-quarterly","name":"Contractor Employment and Production — Quarterly","domains":["contractors","production","safety"],"products":["contractor exposure denominator","productivity","presence windows"],"rowCount":22,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":1,"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":6,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":1,"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":3,"firstDate":"2001-12-10","lastDate":"2006-05-10","metrics":{"recentRows":0,"currentOperatorTenures":2,"completedOperatorTenures":1},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":17,"firstDate":"2006-10-18","lastDate":"2009-08-11","metrics":{"inspectors":40,"recentRows":0,"onSiteHours":1196.25,"inspectionHours":1923.75,"inspectionSamples":161},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"674168","EVENT_NO":"6286008","INSPECTION_BEGIN_DT":"08/11/2009","INSPECTION_END_DT":"08/13/2009","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"3","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2009-08-11"},{"SOURCE_ROW_NUMBER":"492106","EVENT_NO":"6284817","INSPECTION_BEGIN_DT":"04/20/2009","INSPECTION_END_DT":"04/21/2009","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"14","SUM_TOTAL_ON_SITE_HOURS":"5.5","sourceDate":"2009-04-20"},{"SOURCE_ROW_NUMBER":"1059257","EVENT_NO":"4121387","INSPECTION_BEGIN_DT":"02/12/2009","INSPECTION_END_DT":"03/26/2009","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"146.5","SUM_TOTAL_ON_SITE_HOURS":"98","sourceDate":"2009-02-12"},{"SOURCE_ROW_NUMBER":"275329","EVENT_NO":"4121380","INSPECTION_BEGIN_DT":"10/06/2008","INSPECTION_END_DT":"12/22/2008","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"4","SUM_TOTAL_INSP_HOURS":"233","SUM_TOTAL_ON_SITE_HOURS":"162.75","sourceDate":"2008-10-06"},{"SOURCE_ROW_NUMBER":"675540","EVENT_NO":"4121641","INSPECTION_BEGIN_DT":"07/02/2008","INSPECTION_END_DT":"07/24/2008","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"3","SUM_TOTAL_INSP_HOURS":"210","SUM_TOTAL_ON_SITE_HOURS":"132","sourceDate":"2008-07-02"},{"SOURCE_ROW_NUMBER":"1000096","EVENT_NO":"4113991","INSPECTION_BEGIN_DT":"05/13/2008","INSPECTION_END_DT":"06/17/2008","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"4","SUM_TOTAL_INSP_HOURS":"267","SUM_TOTAL_ON_SITE_HOURS":"175.5","sourceDate":"2008-05-13"},{"SOURCE_ROW_NUMBER":"765545","EVENT_NO":"4118709","INSPECTION_BEGIN_DT":"01/14/2008","INSPECTION_END_DT":"03/13/2008","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"3","SUM_TOTAL_INSP_HOURS":"230.25","SUM_TOTAL_ON_SITE_HOURS":"146","sourceDate":"2008-01-14"},{"SOURCE_ROW_NUMBER":"765078","EVENT_NO":"4118705","INSPECTION_BEGIN_DT":"11/05/2007","INSPECTION_END_DT":"12/11/2007","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"4","SUM_TOTAL_INSP_HOURS":"314","SUM_TOTAL_ON_SITE_HOURS":"200.5","sourceDate":"2007-11-05"},{"SOURCE_ROW_NUMBER":"128238","EVENT_NO":"4115575","INSPECTION_BEGIN_DT":"07/06/2007","INSPECTION_END_DT":"07/10/2007","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2007-07-06"},{"SOURCE_ROW_NUMBER":"731932","EVENT_NO":"4115731","INSPECTION_BEGIN_DT":"07/02/2007","INSPECTION_END_DT":"09/28/2007","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"3","SUM_TOTAL_INSP_HOURS":"147.5","SUM_TOTAL_ON_SITE_HOURS":"73.5","sourceDate":"2007-07-02"},{"SOURCE_ROW_NUMBER":"535710","EVENT_NO":"4113977","INSPECTION_BEGIN_DT":"06/28/2007","INSPECTION_END_DT":"07/02/2007","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"17","SUM_TOTAL_ON_SITE_HOURS":"9","sourceDate":"2007-06-28"},{"SOURCE_ROW_NUMBER":"971486","EVENT_NO":"4113976","INSPECTION_BEGIN_DT":"06/04/2007","INSPECTION_END_DT":"06/04/2007","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"14","SUM_TOTAL_ON_SITE_HOURS":"9","sourceDate":"2007-06-04"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":15,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2009-Q3":{"hours":0,"employees":0,"production":0},"2009-Q2":{"hours":1428,"employees":2,"production":0},"2009-Q1":{"hours":24165,"employees":42,"production":51120},"2008-Q4":{"hours":14651,"employees":69,"production":78395},"2008-Q3":{"hours":15507,"employees":69,"production":94104},"2008-Q2":{"hours":47049,"employees":69,"production":123014},"2008-Q1":{"hours":41875,"employees":69,"production":119176},"2007-Q4":{"hours":31644,"employees":57,"production":110440},"2007-Q3":{"hours":32229,"employees":52,"production":108709},"2007-Q2":{"hours":36008,"employees":60,"production":152252},"2007-Q1":{"hours":17810,"employees":29,"production":83429},"2006-Q4":{"hours":12105,"employees":23,"production":28395}},"recentRecords":[]},{"id":"msha-mine-production-yearly","name":"Mine Employment and Production — Yearly","domains":["production","safety","compliance"],"products":["annual trend","backfill","quarterly reconciliation"],"rowCount":5,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2006":{"hours":12105,"employees":23,"production":28395},"2007":{"hours":117691,"employees":50,"production":454830},"2008":{"hours":119082,"employees":69,"production":414689},"2009":{"hours":25593,"employees":24,"production":51120}},"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":20,"firstDate":"2007-11-27","lastDate":"2008-11-19","metrics":{"recentRows":0,"doseOver100":10,"actDoseTotal":2230,"pelDoseTotal":1823},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"249056","EVENT_NO":"4121380","SURVEY_DATE":"11/19/2008","OCCUPATION_CD_DESC":"ROOF BOLTER (TWIN HEAD) (INTAKE SIDE)","MACHINE_CD":"30","MANUFACTURER_CD":"039","ACT_DOSE_85":"95","PEL_DOSE_90":"80","SURVEY_TYPE":"I","sourceDate":"2008-11-19"},{"SOURCE_ROW_NUMBER":"249055","EVENT_NO":"4121380","SURVEY_DATE":"11/19/2008","OCCUPATION_CD_DESC":"ROOF BOLTER (TWIN HEAD) (RETURN SIDE)","MACHINE_CD":"30","MANUFACTURER_CD":"039","ACT_DOSE_85":"184","PEL_DOSE_90":"158","SURVEY_TYPE":"I","sourceDate":"2008-11-19"},{"SOURCE_ROW_NUMBER":"249054","EVENT_NO":"4121380","SURVEY_DATE":"11/19/2008","OCCUPATION_CD_DESC":"SHUTTLE CAR OPERATOR (STANDARD SIDE)","MACHINE_CD":"37","MANUFACTURER_CD":"058","ACT_DOSE_85":"98","PEL_DOSE_90":"75","SURVEY_TYPE":"I","sourceDate":"2008-11-19"},{"SOURCE_ROW_NUMBER":"249053","EVENT_NO":"4121380","SURVEY_DATE":"11/19/2008","OCCUPATION_CD_DESC":"SHUTTLE CAR OPERATOR (STANDARD SIDE)","MACHINE_CD":"37","MANUFACTURER_CD":"058","ACT_DOSE_85":"70","PEL_DOSE_90":"43","SURVEY_TYPE":"I","sourceDate":"2008-11-19"},{"SOURCE_ROW_NUMBER":"249052","EVENT_NO":"4121380","SURVEY_DATE":"11/19/2008","OCCUPATION_CD_DESC":"CONTINUOUS MINER OPERATOR","MACHINE_CD":"06","MANUFACTURER_CD":"058","ACT_DOSE_85":"98","PEL_DOSE_90":"77","SURVEY_TYPE":"I","sourceDate":"2008-11-19"},{"SOURCE_ROW_NUMBER":"249051","EVENT_NO":"4118705","SURVEY_DATE":"12/05/2007","OCCUPATION_CD_DESC":"ROOF BOLTER (SINGLE HEAD)","MACHINE_CD":"30","MANUFACTURER_CD":"039","ACT_DOSE_85":"83","PEL_DOSE_90":"56","SURVEY_TYPE":"I","sourceDate":"2007-12-05"},{"SOURCE_ROW_NUMBER":"249050","EVENT_NO":"4118705","SURVEY_DATE":"12/05/2007","OCCUPATION_CD_DESC":"SHUTTLE CAR OPERATOR (OFF STANDARD)","MACHINE_CD":"37","MANUFACTURER_CD":"058","ACT_DOSE_85":"79","PEL_DOSE_90":"54","SURVEY_TYPE":"I","sourceDate":"2007-12-05"},{"SOURCE_ROW_NUMBER":"249049","EVENT_NO":"4118705","SURVEY_DATE":"12/05/2007","OCCUPATION_CD_DESC":"CONTINUOUS MINER OPERATOR","MACHINE_CD":"06","MANUFACTURER_CD":"058","ACT_DOSE_85":"129","PEL_DOSE_90":"121","SURVEY_TYPE":"I","sourceDate":"2007-12-05"},{"SOURCE_ROW_NUMBER":"249048","EVENT_NO":"4118705","SURVEY_DATE":"12/05/2007","OCCUPATION_CD_DESC":"ROOF BOLTER (SINGLE HEAD)","MACHINE_CD":"30","MANUFACTURER_CD":"039","ACT_DOSE_85":"109","PEL_DOSE_90":"82","SURVEY_TYPE":"I","sourceDate":"2007-12-05"},{"SOURCE_ROW_NUMBER":"249047","EVENT_NO":"4118705","SURVEY_DATE":"12/05/2007","OCCUPATION_CD_DESC":"SHUTTLE CAR OPERATOR (STANDARD SIDE)","MACHINE_CD":"37","MANUFACTURER_CD":"058","ACT_DOSE_85":"57","PEL_DOSE_90":"36","SURVEY_TYPE":"I","sourceDate":"2007-12-05"},{"SOURCE_ROW_NUMBER":"249046","EVENT_NO":"4118705","SURVEY_DATE":"12/05/2007","OCCUPATION_CD_DESC":"ROOF BOLTER (SINGLE HEAD)","MACHINE_CD":"30","MANUFACTURER_CD":"039","ACT_DOSE_85":"96","PEL_DOSE_90":"68","SURVEY_TYPE":"I","sourceDate":"2007-12-05"},{"SOURCE_ROW_NUMBER":"249045","EVENT_NO":"4118705","SURVEY_DATE":"12/05/2007","OCCUPATION_CD_DESC":"ROOF BOLTER (SINGLE HEAD)","MACHINE_CD":"30","MANUFACTURER_CD":"039","ACT_DOSE_85":"124","PEL_DOSE_90":"118","SURVEY_TYPE":"I","sourceDate":"2007-12-05"}]},{"id":"msha-quartz-samples","name":"Quartz Samples — Coal","domains":["health","safety"],"products":["quartz exposure trends","occupation context","applicable-rule linkage"],"rowCount":10,"firstDate":"2006-12-21","lastDate":"2009-03-12","metrics":{"recentRows":0,"voidSamples":1,"maxQuartzPct":10,"validSamples":9,"quartzPctTotal":60.4},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"151893","CASSETTE_NO":"57696768","SAMPLE_DT":"03/12/2009","QUARTZ_PCT":"04.4","OCC_CODE_DESC":"CONTINUOUS MINER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2009-03-12"},{"SOURCE_ROW_NUMBER":"160534","CASSETTE_NO":"50958288","SAMPLE_DT":"08/11/2008","QUARTZ_PCT":"05.4","OCC_CODE_DESC":"CONTINUOUS MINER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2008-08-11"},{"SOURCE_ROW_NUMBER":"7034","CASSETTE_NO":"57653385","SAMPLE_DT":"05/14/2008","QUARTZ_PCT":"05.2","OCC_CODE_DESC":"CONTINUOUS MINER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2008-05-14"},{"SOURCE_ROW_NUMBER":"85469","CASSETTE_NO":"57653393","SAMPLE_DT":"05/13/2008","QUARTZ_PCT":"05.7","OCC_CODE_DESC":"CONTINUOUS MINER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2008-05-13"},{"SOURCE_ROW_NUMBER":"91955","CASSETTE_NO":"57645271","SAMPLE_DT":"02/13/2008","QUARTZ_PCT":"04.9","OCC_CODE_DESC":"CONTINUOUS MINER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2008-02-13"},{"SOURCE_ROW_NUMBER":"82381","CASSETTE_NO":"50900953","SAMPLE_DT":"12/03/2007","QUARTZ_PCT":"07.3","OCC_CODE_DESC":"CONTINUOUS MINER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED OCCUPATION","VOID_CD_DESC":"UNACCEPTABLE TIMEFRAME","sourceDate":"2007-12-03"},{"SOURCE_ROW_NUMBER":"85001","CASSETTE_NO":"57645384","SAMPLE_DT":"11/07/2007","QUARTZ_PCT":"10.0","OCC_CODE_DESC":"CONTINUOUS MINER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2007-11-07"},{"SOURCE_ROW_NUMBER":"64288","CASSETTE_NO":"57645395","SAMPLE_DT":"11/06/2007","QUARTZ_PCT":"04.2","OCC_CODE_DESC":"CONTINUOUS MINER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2007-11-06"},{"SOURCE_ROW_NUMBER":"73551","CASSETTE_NO":"57644872","SAMPLE_DT":"04/04/2007","QUARTZ_PCT":"05.6","OCC_CODE_DESC":"CONTINUOUS MINER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2007-04-04"},{"SOURCE_ROW_NUMBER":"65854","CASSETTE_NO":"57625589","SAMPLE_DT":"12/21/2006","QUARTZ_PCT":"07.7","OCC_CODE_DESC":"CONTINUOUS MINER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2006-12-21"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":346,"firstDate":"2006-10-18","lastDate":"2009-03-23","metrics":{"ss":110,"amountDue":139286,"contested":89,"amountPaid":139286,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":215807},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2830793","VIOLATION_NO":"8074260","VIOLATION_ISSUE_DT":"03/23/2009","SIG_SUB":"N","PART_SECTION":"75.904","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/23/2009","PROPOSED_PENALTY":"425","AMOUNT_DUE":"425","AMOUNT_PAID":"425","CONTESTED_IND":"N","sourceDate":"2009-03-23"},{"SOURCE_ROW_NUMBER":"2830792","VIOLATION_NO":"8074259","VIOLATION_ISSUE_DT":"03/19/2009","SIG_SUB":"Y","PART_SECTION":"75.202(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/20/2009","PROPOSED_PENALTY":"2106","AMOUNT_DUE":"2106","AMOUNT_PAID":"2106","CONTESTED_IND":"N","sourceDate":"2009-03-19"},{"SOURCE_ROW_NUMBER":"2830791","VIOLATION_NO":"8074258","VIOLATION_ISSUE_DT":"03/19/2009","SIG_SUB":"N","PART_SECTION":"75.1504(d)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/24/2009","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2009-03-19"},{"SOURCE_ROW_NUMBER":"2830790","VIOLATION_NO":"8074257","VIOLATION_ISSUE_DT":"03/19/2009","SIG_SUB":"N","PART_SECTION":"48.9(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/20/2009","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2009-03-19"},{"SOURCE_ROW_NUMBER":"2830789","VIOLATION_NO":"8074256","VIOLATION_ISSUE_DT":"03/11/2009","SIG_SUB":"N","PART_SECTION":"75.370(d)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"9","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/24/2009","PROPOSED_PENALTY":"285","AMOUNT_DUE":"285","AMOUNT_PAID":"285","CONTESTED_IND":"N","sourceDate":"2009-03-11"},{"SOURCE_ROW_NUMBER":"2830788","VIOLATION_NO":"8074252","VIOLATION_ISSUE_DT":"03/05/2009","SIG_SUB":"N","PART_SECTION":"75.380(d)(7)(v)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/09/2009","PROPOSED_PENALTY":"3143","AMOUNT_DUE":"946","AMOUNT_PAID":"946","CONTESTED_IND":"Y","DOCKET_NO":"WEVA 2009-1311","sourceDate":"2009-03-05"},{"SOURCE_ROW_NUMBER":"2830787","VIOLATION_NO":"8074248","VIOLATION_ISSUE_DT":"03/02/2009","SIG_SUB":"N","PART_SECTION":"75.1700","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"14","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/21/2009","PROPOSED_PENALTY":"334","AMOUNT_DUE":"334","AMOUNT_PAID":"334","CONTESTED_IND":"N","sourceDate":"2009-03-02"},{"SOURCE_ROW_NUMBER":"2830786","VIOLATION_NO":"8074244","VIOLATION_ISSUE_DT":"02/12/2009","SIG_SUB":"Y","PART_SECTION":"75.604(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"02/12/2009","PROPOSED_PENALTY":"1795","AMOUNT_DUE":"1436","AMOUNT_PAID":"1436","CONTESTED_IND":"Y","DOCKET_NO":"WEVA 2009-1137","sourceDate":"2009-02-12"},{"SOURCE_ROW_NUMBER":"2830785","VIOLATION_NO":"8074243","VIOLATION_ISSUE_DT":"02/12/2009","SIG_SUB":"N","PART_SECTION":"75.342(a)(4)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"02/17/2009","PROPOSED_PENALTY":"162","AMOUNT_DUE":"162","AMOUNT_PAID":"162","CONTESTED_IND":"N","sourceDate":"2009-02-12"},{"SOURCE_ROW_NUMBER":"2830784","VIOLATION_NO":"8074242","VIOLATION_ISSUE_DT":"02/12/2009","SIG_SUB":"N","PART_SECTION":"75.1200","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"02/17/2009","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2009-02-12"},{"SOURCE_ROW_NUMBER":"2830970","VIOLATION_NO":"8074228","VIOLATION_ISSUE_DT":"12/17/2008","SIG_SUB":"Y","PART_SECTION":"75.1725(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"12/18/2008","PROPOSED_PENALTY":"1530","AMOUNT_DUE":"1530","AMOUNT_PAID":"1530","CONTESTED_IND":"N","sourceDate":"2008-12-17"},{"SOURCE_ROW_NUMBER":"2830969","VIOLATION_NO":"8074227","VIOLATION_ISSUE_DT":"12/11/2008","SIG_SUB":"Y","PART_SECTION":"75.523-3(b)(1)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"12/15/2008","PROPOSED_PENALTY":"1026","AMOUNT_DUE":"616","AMOUNT_PAID":"616","CONTESTED_IND":"Y","DOCKET_NO":"WEVA 2009-820","sourceDate":"2008-12-11"}]}],"safety":{"href":"/api/v1/mines/4608936/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4608936/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 75.904","heading":"Identification of circuit breakers.","id":"75.904","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-J/section-75.904","part":"75","partHeading":"PART 75—MANDATORY SAFETY STANDARDS—UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"J","subpartHeading":"Subpart J—Underground Low- and Medium-Voltage Alternating Current Circuits","text":"[Statutory Provisions]\n\nCircuit breakers shall be marked for identification.","occurrenceCount":1},{"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","heading":"Mine emergency evacuation training and drills.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-P/section-75.1504","part":"75","subchapter":"O","subpart":"P","id":"75.1504","citation":"30 CFR 75.1504","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":"Records of training.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-48/subpart-A/section-48.9","part":"48","subchapter":"H","subpart":"A","id":"48.9","citation":"30 CFR 48.9","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 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 75.380","heading":"Escapeways; bituminous and lignite mines.","id":"75.380","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.380","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) Except in situations addressed in § 75.381, § 75.385 and § 75.386, at least two separate and distinct travelable passageways shall be designated as escapeways and shall meet the requirements of this section.\n\n(b) (1) Escapeways shall be provided from each working section, and each area where mechanized mining equipment is being installed or removed, continuous to the surface escape drift opening or continuous to the escape shaft or slope facilities to the surface.\n\n(2) During equipment installation, these escapeways shall begin at the projected location for the section loading point. During equipment removal, they shall begin at the location of the last loading point.\n\n(c) The two separate and distinct escapeways required by this section shall not end at a common shaft, slope, or drift opening, except that multiple compartment shafts or slopes separated by walls constructed of noncombustible material may be used as separate and distinct passageways.\n\n(d) Each escapeway shall be—\n\n(1) Maintained in a safe condition to always assure passage of anyone, including disabled persons;\n\n(2) Clearly marked to show the route and direction of travel to the surface;\n\n(3) Maintained to at least a height of 5 feet from the mine floor to the mine roof, excluding the thickness of any roof support, except that the escapeways shall be maintained to at least the height of the coalbed, excluding the thickness of any roof support, where the coalbed is less than 5 feet. In areas of mines where escapeways pass through doors, the height may be less than 5 feet, provided that sufficient height is maintained to enable miners, including disabled persons, to escape quickly in an emergency. In areas of mines developed before November 16, 1992, where escapeways pass over or under overcasts or undercasts, the height may be less than 5 feet provided that sufficient height is maintained to enable miners, including disabled persons, to escape quickly in an emergency. When there is a need to determine whether sufficient height is provided, MSHA may require a stretcher test where 4 persons carry a miner through the area in question on a stretcher;\n\n(4) Maintained at least 6 feet wide except—\n\n(i) Where necessary supplemental roof support is installed, the escapeway shall not be less than 4 feet wide; or\n\n(ii) Where the route of travel passes through doors or other permanent ventilation controls, the escapeway shall be at least 4 feet wide to enable miners to escape quickly in an emergency, or\n\n(iii) Where the alternate escapeway passes through doors or other permanent ventilation controls or where supplemental roof support is required and sufficient width is maintained to enable miners, including disabled persons, to escape quickly in an emergency. When there is a need to determine whether sufficient width is provided, MSHA may require a stretcher test where 4 persons carry a miner through the area in question on a stretcher, or\n\n(iv) Where mobile equipment near working sections, and other equipment essential to the ongoing operation of longwall sections, is necessary during normal mining operations, such as material cars containing rock dust or roof control supplies, or is to be used for the evacuation of miners off the section in the event of an emergency. In any instance, escapeways shall be of sufficient width to enable miners, including disabled persons, to escape quickly in an emergency. When there is a need to determine whether sufficient width is provided, MSHA may require a stretcher test where 4 persons carry a miner through the area in question on a stretcher;\n\n(5) Located to follow the most direct, safe and practical route to the nearest mine opening suitable for the safe evacuation of miners; and\n\n(6) Provided with ladders, stairways, ramps, or similar facilities where the escapeways cross over obstructions.\n\n(7) Provided with a continuous, durable directional lifeline or equivalent device that shall be—\n\n(i) Installed and maintained throughout the entire length of each escapeway as defined in paragraph (b)(1) of this section;\n\n(ii) Flame-resistant in accordance with the requirements of part 18 of this chapter upon replacement of existing lifelines; but in no case later than June 15, 2009;\n\n(iii) Marked with a reflective material every 25 feet;\n\n(iv) Located in such a manner for miners to use effectively to escape;\n\n(v) Equipped with one directional indicator cone securely attached to the lifeline, signifying the route of escape, placed at intervals not exceeding 100 feet. Cones shall be installed so that the tapered section points inby;\n\n(vi) Equipped with one sphere securely attached to the lifeline at each intersection where personnel doors are installed in adjacent crosscuts;\n\n(vii) Equipped with two securely attached cones, installed consecutively with the tapered section pointing inby, to signify an attached branch line is immediately ahead.\n\n(A) A branch line leading from the lifeline to an SCSR cache will be marked with four cones with the base sections in contact to form two diamond shapes. The cones must be placed within reach of the lifeline.\n\n(B) A branch line leading from the lifeline to a refuge alternative will be marked with a rigid spiraled coil at least eight inches in length. The spiraled coil must be placed within reach of the lifeline (see Illustration 1 below).\n\n(e) Surface openings shall be adequately protected to prevent surface fires, fumes, smoke, and flood water from entering the mine.\n\n(f) Primary escapeway. (1) One escapeway that is ventilated with intake air shall be designated as the primary escapeway. The primary escapeway shall have a higher ventilation pressure than the belt entry unless the mine operator submits an alternative in the mine ventilation plan to protect the integrity of the primary escapeway, based on mine specific conditions, which is approved by the district manager.\n\n(2) Paragraphs (f)(3) through (f)(7) of this section apply as follows:\n\n(i) To all areas of a primary escapeway developed on or after November 16, 1992;\n\n(ii) Effective as of June 10, 1997, to all areas of a primary escapeway developed between March 30, 1970 and November 16, 1992; and\n\n(iii) Effective as of June 10, 1997, to all areas of the primary escapeway developed prior to March 30, 1970 where separation of the belt and trolley haulage entries from the primary escapeway existed prior to November 16, 1992.\n\n(3) The following equipment is not permitted in the primary escapeway:\n\n(i) Mobile equipment hauling coal except for hauling coal incidental to cleanup or maintenance of the primary escapeway.\n\n(ii) Compressors, except—\n\n(A) Compressors necessary to maintain the escapeway in safe, travelable condition;\n\n(B) Compressors that are components of equipment such as locomotives and rock dusting machines; and\n\n(C) Compressors of less than five horsepower.\n\n(iii) Underground transformer stations, battery charging stations, substations, and rectifiers except—\n\n(A) Where necessary to maintain the escapeway in safe, travelable condition; and\n\n(B) Battery charging stations and rectifiers and power centers with transformers that are either dry-type or contain nonflammable liquid, provided they are located on or near a working section and are moved as the section advances or retreats.\n\n(iv) Water pumps, except—\n\n(A) Water pumps necessary to maintain the escapeway in safe, travelable condition;\n\n(B) Submersible pumps;\n\n(C) Permissible pumps and associated permissible switchgear;\n\n(D) Pumps located on or near a working section that are moved as the section advances or retreats;\n\n(E) Pumps installed in anthracite mines; and\n\n(F) Small portable pumps.\n\n(4) Mobile equipment operated in the primary escapeway, except for continuous miners and as provided in paragraphs (f)(5), (f)(6), and (f)(7) of this section, shall be equipped with a fire suppression system installed according to §§ 75.1107-3 through 75.1107-16 that is—\n\n(i) Manually operated and attended continuously by a person trained in the systems function and use, or\n\n(ii) A multipurpose dry chemical type capable of both automatic and manual activation.\n\n(5) Personnel carriers and small mobile equipment designed and used only for carrying people and small hand tools may be operated in primary escapeways if—\n\n(i) The equipment is provided with a multipurpose dry chemical type fire suppression system capable of both automatic and manual activation, and the suppression system is suitable for the intended application and is listed or approved by a nationally recognized independent testing laboratory, or,\n\n(ii) Battery powered and provided with two 10 pound multipurpose dry chemical portable fire extinguishers.\n\n(6) Notwithstanding the requirements of paragraph (f)(3)(i), mobile equipment not provided with a fire suppression system may operate in the primary escapeway if no one is inby except those persons directly engaged in using or moving the equipment.\n\n(7) Notwithstanding the requirements of paragraph (f)(3)(i), mobile equipment designated and used only as emergency vehicles or ambulances, may be operated in the primary escapeway without fire suppression systems.\n\n(g) Except where separation of belt and trolley haulage entries from designated escapeways did not exist before November 15, 1992, and except as provided in § 75.350(c), the primary escapeway must be separated from belt and trolley haulage entries for its entire length, to and including the first connecting crosscut outby each loading point except when a greater or lesser distance for this separation is specified and approved in the mine ventilation plan and does not pose a hazard to miners.\n\n(h) Alternate escapeway. One escapeway shall be designated as the alternate escapeway. The alternate escapeway shall be separated from the primary escapeway for its entire length, except that the alternate and primary escapeways may be ventilated from a common intake air shaft or slope opening.\n\n(i) Mechanical escape facilities shall be provided and maintained for—\n\n(1) Each shaft that is part of a designated escapeway and is greater than 50 feet in depth; and\n\n(2) Each slope from the coal seam to the surface that is part of a designated escapeway and is inclined more than 9 degrees from the horizontal.\n\n(j) Within 30 minutes after mine personnel on the surface have been notified of an emergency requiring evacuation, mechanical escape facilities provided under paragraph (i) of this section shall be operational at the bottom of shaft and slope openings that are part of escapeways.\n\n(k) Except where automatically activated hoisting equipment is used, the bottom of each shaft or slope opening that is part of a designated escapeway shall be equipped with a means of signaling a surface location where a person is always on duty when anyone is underground. When the signal is activated or the evacuation of persons underground is necessary, the person shall assure that mechanical escape facilities are operational as required by paragraph (j) of this section.\n\n(l)(1) Stairways or mechanical escape facilities shall be installed in shafts that are part of the designated escapeways and that are 50 feet or less in depth, except ladders may be used in shafts that are part of the designated escapeways and that are 5 feet or less in depth.\n\n(2) Stairways shall be constructed of concrete or metal, set on an angle not to exceed 45 degrees from the horizontal, and equipped on the open side with handrails. In addition, landing platforms that are at least 2 feet by 4 feet shall be installed at intervals not to exceed 20 vertical feet on the stairways and equipped on the open side with handrails.\n\n(3) Ladders shall be constructed of metal, anchored securely, and set on an angle not to exceed 60 degrees from the horizontal.\n\n(m) A travelway designed to prevent slippage shall be provided in slope and drift openings that are part of designated escapeways, unless mechanical escape facilities are installed.\n\n[61 FR 9829, Mar. 11, 1996; 61 FR 20877, May 8, 1996, as amended at 61 FR 55527, Oct. 25, 1996; 69 FR 17530, Apr. 2, 2004; 71 FR 12269, Mar. 9, 2006; 71 FR 71452, Dec. 8, 2006; 73 FR 80613, Dec. 31, 2008]","occurrenceCount":1},{"chapter":"I","heading":"Oil and gas wells.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1700","part":"75","subchapter":"O","subpart":"R","id":"75.1700","citation":"30 CFR 75.1700","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 75.604","heading":"Permanent splicing of trailing cables.","id":"75.604","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-G/section-75.604","part":"75","partHeading":"PART 75—MANDATORY SAFETY STANDARDS—UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"G","subpartHeading":"Subpart G—Trailing Cables","text":"[Statutory Provisions]\n\nWhen permanent splices in trailing cables are made, they shall be:\n\n(a) Mechanically strong with adequate electrical conductivity and flexibility;\n\n(b) Effectively insulated and sealed so as to exclude moisture; and\n\n(c) Vulcanized or otherwise treated with suitable materials to provide flame-resistant qualities and good bonding to the outer jacket.\n\n(d) Made using splice kits accepted or approved by MSHA as flame resistant.\n\n[35 FR 17890, Nov. 20, 1970, as amended at 57 FR 61223, Dec. 23, 1992]","occurrenceCount":1},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 75.342","heading":"Methane monitors.","id":"75.342","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-D/section-75.342","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) MSHA approved methane monitors shall be installed on all face cutting machines, continuous miners, longwall face equipment, loading machines, and other mechanized equipment used to extract or load coal within the working place.\n\n(2) The sensing device for methane monitors on longwall shearing machines shall be installed at the return air end of the longwall face. An additional sensing device also shall be installed on the longwall shearing machine, downwind and as close to the cutting head as practicable. An alternative location or locations for the sensing device required on the longwall shearing machine may be approved in the ventilation plan.\n\n(3) The sensing devices of methane monitors shall be installed as close to the working face as practicable.\n\n(4) Methane monitors shall be maintained in permissible and proper operating condition and shall be calibrated with a known air-methane mixture at least once every 31 days. To assure that methane monitors are properly maintained and calibrated, the operator shall:\n\n(i) Use persons properly trained in the maintenance, calibration, and permissibility of methane monitors to calibrate and maintain the devices.\n\n(ii) Maintain a record of all calibration tests of methane monitors. Records shall be maintained in a secure book that is not susceptible to alteration or electronically in a computer system so as to be secure and not susceptible to alteration.\n\n(iii) Retain the record of calibration tests for 1 year from the date of the test. Records shall be retained at a surface location at the mine and made available for inspection by authorized representatives of the Secretary and the representative of miners.\n\n(b)(1) When the methane concentration at any methane monitor reaches 1.0 percent the monitor shall give a warning signal.\n\n(2) The warning signal device of the methane monitor shall be visible to a person who can deenergize electric equipment or shut down diesel-powered equipment on which the monitor is mounted.\n\n(c) The methane monitor shall automatically deenergize electric equipment or shut down diesel-powered equipment on which it is mounted when—\n\n(1) The methane concentration at any methane monitor reaches 2.0 percent; or\n\n(2) The monitor is not operating properly.\n\n[61 FR 9829, Mar. 11, 1996, as amended at 61 FR 55527, Oct. 25, 1996]","occurrenceCount":1},{"chapter":"I","heading":"Mine map.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-M/section-75.1200","part":"75","subchapter":"O","subpart":"M","id":"75.1200","citation":"30 CFR 75.1200","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 75.1725","heading":"Machinery and equipment; operation and maintenance.","id":"75.1725","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-R/section-75.1725","part":"75","partHeading":"PART 75—MANDATORY SAFETY STANDARDS—UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"R","subpartHeading":"Subpart R—Miscellaneous","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 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 manually while in motion, unless equipped with extended fittings or cups.\n\n[38 FR 4976, Feb. 23, 1973]","occurrenceCount":1},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 75.523-3","heading":"Automatic emergency-parking brakes.","id":"75.523-3","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-75/subpart-F/section-75.523-3","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":"(a) Except for personnel carriers, rubber-tired, self-propelled electric haulage equipment used in the active workings of underground coal mines shall be equipped with automatic emergency-parking brakes in accordance with the following schedule.\n\n(1) On and after May 23, 1989—\n\n(i) All new equipment ordered; and\n\n(ii) All equipment originally furnished with or retrofitted with automatic emergency-parking brakes which meet the requirements of this section.\n\n(2) On and after May 23, 1991, all other equipment.\n\n(b) Automatic emergency-parking brakes shall—\n\n(1) Be activated immediately by the emergency deenergization device required by 30 CFR 75.523-1 and 75.523-2;\n\n(2) Engage automatically within 5.0 seconds when the equipment is deenergized;\n\n(3) Safely bring the equipment when fully loaded to a complete stop on the maximum grade on which it is operated;\n\n(4) Hold the equipment stationary despite any contraction of brake parts, exhaustion of any non-mechanical source of energy, or leakage; and\n\n(5) Release only by a manual control that does not operate any other equipment function.\n\n(c) Automatic emergency-parking brakes shall include a means in the equipment operator's compartment to—\n\n(1) Apply the brakes manually without deenergizing the equipment; and\n\n(2) Release and reengage the brakes without energizing the equipment.\n\n(d) On and after November 24, 1989, rubber-tired, self-propelled electric face equipment not covered by paragraph (a) of this section shall be equipped with a means incorporated on the equipment and operable from each tramming station to hold the equipment stationary—\n\n(1) On the maximum grade on which it is operated; and\n\n(2) Despite any contraction of components, exhaustion of any non-mechanical source of energy, or leakage.\n\n(e) The brake systems required by paragraphs (a) or (d) of this section shall be applied when the equipment operator is not at the controls of the equipment, except during movement of disabled equipment.\n\n[54 FR 12412, Mar. 24, 1989]","occurrenceCount":1}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"4608936","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}