{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"1517741","name":"Paradise #9","status":"NonProducing","status_date":"2019-02-23","mine_type":"Surface","coal_metal":"C","commodity":"Coal (Bituminous)","state":"KY","county":"Muhlenberg","nearest_town":"Bremen","operator_id":"0173659","operator_name":"Kentucky Land Resources Inc.","controller_id":"0157801","controller_name":"ACNR Holdings, Inc","district":"C10","office":"Madisonville KY Field Office","employees":4,"latitude":37.356944,"longitude":-87.2425},"coverage":{"contributingSources":17,"registeredSources":20,"sourceRows":37493},"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":"1517741","name":"Paradise #9"},"operator":{"type":"operator","id":"0173659","name":"Kentucky Land Resources Inc."},"controller":{"type":"controller","id":"0157801","name":"ACNR Holdings, Inc"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C13408","name":"Robert E  Murray"},"object":{"type":"mine","id":"1517741","name":"Paradise #9"},"validFrom":"1994-10-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517741|C13408|1994-10-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P22938","name":"KenAmerican Resources Inc"},"object":{"type":"mine","id":"1517741","name":"Paradise #9"},"validFrom":"1995-12-01","validTo":"2020-09-16","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517741|P22938|1995-12-01|2020-09-16"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C13408","name":"Robert E  Murray"},"object":{"type":"operator","id":"P22938","name":"KenAmerican Resources Inc"},"validFrom":"1995-12-01","validTo":"2020-09-16","current":false,"derived":true,"evidenceMineId":"1517741","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517741|P22938|1995-12-01|C13408|1994-10-01|89556"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0173659","name":"Kentucky Land Resources Inc."},"object":{"type":"mine","id":"1517741","name":"Paradise #9"},"validFrom":"2020-09-17","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517741|0173659|2020-09-17|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0157801","name":"ACNR Holdings, Inc"},"object":{"type":"mine","id":"1517741","name":"Paradise #9"},"validFrom":"2020-09-17","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517741|0157801|2020-09-17|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0157801","name":"ACNR Holdings, Inc"},"object":{"type":"operator","id":"0173659","name":"Kentucky Land Resources Inc."},"validFrom":"2020-09-17","validTo":null,"current":true,"derived":true,"evidenceMineId":"1517741","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1517741|0173659|2020-09-17|0157801|2020-09-17|32629"}}],"coverage":{"historyRecords":2,"edgeCount":6,"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":805,"firstDate":"2000-01-20","lastDate":"2019-07-31","metrics":{"daysLost":10169,"injuries":442,"fatalities":1,"recentRows":0,"restrictedDays":2208,"contractorRecords":19},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"125817","DOCUMENT_NO":"220192210008","ACCIDENT_DT":"07/31/2019","DEGREE_INJURY":"FATALITY","CLASSIFICATION":"IGNITION OR EXPLOSION OF GAS OR DUST","ACCIDENT_TYPE":"Struck by concussion","OCCUPATION":"Welder (shop)","NO_INJURIES":"1","NARRATIVE":"FMC employees were attempting to seal the hoist shaft at the Bremen Portal at Ken American Paradise Mine No. 9. Steel beams were welded in place metal decking was secured covering the shaft. Methane accumulated in the shaft and caused a series of two explosions 4-5 seconds apart. The second explosion killed FMC employee. No other fatalities or injuries occurred.","sourceDate":"2019-07-31"},{"SOURCE_ROW_NUMBER":"199154","DOCUMENT_NO":"220190390013","ACCIDENT_DT":"02/04/2019","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Examiner, Fire boss, Pre-shift examiner, Mine examiner","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee was in the process of examining the beltline and twisted right knee.","sourceDate":"2019-02-04"},{"SOURCE_ROW_NUMBER":"5771","DOCUMENT_NO":"220190360014","ACCIDENT_DT":"02/04/2019","DEGREE_INJURY":"ACCIDENT ONLY","CLASSIFICATION":"FALL OF ROOF OR BACK","ACCIDENT_TYPE":"Accident type, without injuries","OCCUPATION":"NO VALUE FOUND","NO_INJURIES":"0","NARRATIVE":"Roof fall occurred at xcut 22 entry 9 in the Main East return air course.  The roof fall measured 35'L x 20'W x 8'T.  The roof fall will not be cleaned up.  The roof was supported with 6' fully grouted roof bolts and 8' megabolts.  Date of development was 9/2017.","sourceDate":"2019-02-04"},{"SOURCE_ROW_NUMBER":"151930","DOCUMENT_NO":"220190360020","ACCIDENT_DT":"02/01/2019","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"FALLING/SLIDING/ROLLING MATERIALS","ACCIDENT_TYPE":"Struck by falling object","OCCUPATION":"Shuttle car operator, Mantrip operator, Ramcar operator, Rail runner, Buggy operator","NO_INJURIES":"1","DAYS_LOST":"17","NARRATIVE":"Employee was on man cage while exiting the mine.  The employee bent over to pick up lunch box and was struck on the right shoulder with a piece of ice.","sourceDate":"2019-02-01"},{"SOURCE_ROW_NUMBER":"233674","DOCUMENT_NO":"220190320003","ACCIDENT_DT":"01/31/2019","DEGREE_INJURY":"ACCIDENT ONLY","CLASSIFICATION":"FALL OF ROOF OR BACK","ACCIDENT_TYPE":"Accident type, without injuries","OCCUPATION":"NO VALUE FOUND","NO_INJURIES":"0","NARRATIVE":"Roof fall occurred at x-cut 20 between entries 2 & 3 of the Main East.  The roof fall measured 55\"L X 18'W X 5\"T.  The roof fall will be cleaned up utilizing MSHA approved roof fall clean-up plan.  The roof was supported with 6' fully grouted roof bolts and 8' mega roof bolts. Date of development was 9/2017.","sourceDate":"2019-01-31"},{"SOURCE_ROW_NUMBER":"263810","DOCUMENT_NO":"220190300090","ACCIDENT_DT":"01/25/2019","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Struck against stationary object","OCCUPATION":"Belt foreman, Maintenance foreman, Maintenance supervisor","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee was in the underground shop area picking up rockdust bags to throw in dumpster when EE struck right ear on a sprinkler head on the fire suppression system.  This resulted in a laceration to the right ear causing sutures.","sourceDate":"2019-01-25"},{"SOURCE_ROW_NUMBER":"186353","DOCUMENT_NO":"220190360024","ACCIDENT_DT":"01/21/2019","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"OTHER","ACCIDENT_TYPE":"Struck by... NEC","OCCUPATION":"Laborer, Bull gang,  Parts runner, Roustabout, Roof trimmer/scaler","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee was riding in covered mantrip while wearing safety glasses and felt something in eye.","sourceDate":"2019-01-21"},{"SOURCE_ROW_NUMBER":"31519","DOCUMENT_NO":"220190220002","ACCIDENT_DT":"01/16/2019","DEGREE_INJURY":"ACCIDENT ONLY","CLASSIFICATION":"FALL OF ROOF OR BACK","ACCIDENT_TYPE":"Accident type, without injuries","OCCUPATION":"NO VALUE FOUND","NO_INJURIES":"0","NARRATIVE":"Roof fall occurred at x-cut 54 between 10 & 11 entries of panel 5.  The roof fall measured 50'L x 18'W x 8'T.  The roof fall will not be cleaned up.  The roof was supported with 5' fully grouted roof bolts.  The date of development was 11/2018.","sourceDate":"2019-01-16"},{"SOURCE_ROW_NUMBER":"74397","DOCUMENT_NO":"220190170003","ACCIDENT_DT":"01/14/2019","DEGREE_INJURY":"ACCIDENT ONLY","CLASSIFICATION":"FALL OF ROOF OR BACK","ACCIDENT_TYPE":"Accident type, without injuries","OCCUPATION":"NO VALUE FOUND","NO_INJURIES":"0","NARRATIVE":"Roof fall occurred in the 9 seam in the 1st Southeast sub main entry 2 between footage markers 5220 and 5140.  The roof fall measured 25'L x 20'W x 10'T.  The roof fall will not be cleaned up.  The roof was supported with 6' fully grouted roof bolts.  The date of development was 12/2018.","sourceDate":"2019-01-14"},{"SOURCE_ROW_NUMBER":"194811","DOCUMENT_NO":"220190170012","ACCIDENT_DT":"01/09/2019","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"FALL OF ROOF OR BACK","ACCIDENT_TYPE":"Struck by falling object","OCCUPATION":"Utility man, Errand boy, Service truck operator","NO_INJURIES":"1","DAYS_LOST":"34","NARRATIVE":"Employee was operating diesel mantrip on 3B supply road and a piece of rock fell struck employee's left shoulder.","sourceDate":"2019-01-09"},{"SOURCE_ROW_NUMBER":"169102","DOCUMENT_NO":"220183610003","ACCIDENT_DT":"12/18/2018","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)","NO_INJURIES":"1","DAYS_LOST":"50","NARRATIVE":"Employee exited mantrip at the end of shift and felt pain in lower back and left leg.","sourceDate":"2018-12-18"},{"SOURCE_ROW_NUMBER":"233673","DOCUMENT_NO":"220183550008","ACCIDENT_DT":"12/14/2018","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"POWERED HAULAGE","ACCIDENT_TYPE":"Struck against stationary object","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","DAYS_LOST":"54","NARRATIVE":"Employee was operating 4 man diesel ride in reverse. Employee struck head on high voltage cable, panicked and instead of applying brake the employee floored the accelerator causing injury to neck.","sourceDate":"2018-12-14"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2019-02-23","lastDate":"2019-02-23","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":6219,"firstDate":"2000-01-05","lastDate":"2025-01-29","metrics":{"ss":1874,"delinquent":6114,"recentRows":11,"paidPenalty":5180611,"proposedPenalty":8211086,"currentAssessment":5689430},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2937919","VIOLATION_NO":"9765757","ISSUE_DT":"01/29/2025","CFR_STANDARD_CD":"77.404(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-01-29"},{"SOURCE_ROW_NUMBER":"2922903","VIOLATION_NO":"9989801","ISSUE_DT":"10/22/2024","CFR_STANDARD_CD":"48.31(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"147.00","CURRENT_ASSESSMENT_AMT":"147.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2024-10-22"},{"SOURCE_ROW_NUMBER":"2922902","VIOLATION_NO":"9765480","ISSUE_DT":"10/22/2024","CFR_STANDARD_CD":"77.1104","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"147.00","CURRENT_ASSESSMENT_AMT":"147.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2024-10-22"},{"SOURCE_ROW_NUMBER":"2922901","VIOLATION_NO":"9765479","ISSUE_DT":"10/09/2024","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2024-10-09"},{"SOURCE_ROW_NUMBER":"2922899","VIOLATION_NO":"9761769","ISSUE_DT":"07/23/2024","CFR_STANDARD_CD":"77.1104","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"260.00","CURRENT_ASSESSMENT_AMT":"260.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2024-07-23"},{"SOURCE_ROW_NUMBER":"2922898","VIOLATION_NO":"9761768","ISSUE_DT":"07/23/2024","CFR_STANDARD_CD":"77.1605(d)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"147.00","CURRENT_ASSESSMENT_AMT":"147.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2024-07-23"},{"SOURCE_ROW_NUMBER":"2921569","VIOLATION_NO":"9765451","ISSUE_DT":"06/24/2024","CFR_STANDARD_CD":"77.1104","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"147.00","CURRENT_ASSESSMENT_AMT":"147.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2024-06-24"},{"SOURCE_ROW_NUMBER":"2853881","VIOLATION_NO":"9571073","ISSUE_DT":"12/20/2022","CFR_STANDARD_CD":"77.215(f)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"143.00","CURRENT_ASSESSMENT_AMT":"143.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2022-12-20"},{"SOURCE_ROW_NUMBER":"2853880","VIOLATION_NO":"9571055","ISSUE_DT":"11/09/2022","CFR_STANDARD_CD":"77.1605(d)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"133.00","CURRENT_ASSESSMENT_AMT":"133.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2022-11-09"},{"SOURCE_ROW_NUMBER":"2853552","VIOLATION_NO":"9533631","ISSUE_DT":"08/09/2022","CFR_STANDARD_CD":"77.700-1(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"133.00","CURRENT_ASSESSMENT_AMT":"133.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2022-08-09"},{"SOURCE_ROW_NUMBER":"2049888","VIOLATION_NO":"9267253","ISSUE_DT":"06/09/2021","CFR_STANDARD_CD":"77.505","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"125.00","CURRENT_ASSESSMENT_AMT":"125.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2021-06-09"},{"SOURCE_ROW_NUMBER":"2044508","VIOLATION_NO":"9149980","ISSUE_DT":"11/02/2020","CFR_STANDARD_CD":"48.31(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Order","PROPOSED_PENALTY_AMT":"152.00","CURRENT_ASSESSMENT_AMT":"152.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2020-11-02"}]},{"id":"msha-civil-penalty-dockets-decisions","name":"Civil Penalty Dockets and Decisions","domains":["compliance","legal"],"products":["docket lineage","decision outcomes","citation packet precedent"],"rowCount":2601,"firstDate":"2000-05-03","lastDate":"2021-11-01","metrics":{"appeals":2,"decisions":2601,"recentRows":9,"decisionPenalty":4732778,"originalPenalty":7420409},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"422630","VIOLATION_NO":"9142914","DOCKET_NO":"KENT 2020-0131","DECISION_DT":"11/01/2021","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"73901.00","DECISION_PENALTY_AMT":"7500.00","JUDGE_FIRST_NAME":"William","JUDGE_LAST_NAME":"Moran","sourceDate":"2021-11-01"},{"SOURCE_ROW_NUMBER":"145155","VIOLATION_NO":"9142913","DOCKET_NO":"KENT 2020-0131","DECISION_DT":"11/01/2021","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"73901.00","DECISION_PENALTY_AMT":"7500.00","JUDGE_FIRST_NAME":"William","JUDGE_LAST_NAME":"Moran","sourceDate":"2021-11-01"},{"SOURCE_ROW_NUMBER":"145114","VIOLATION_NO":"9142911","DOCKET_NO":"KENT 2020-0145","DECISION_DT":"11/01/2021","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"162900.00","DECISION_PENALTY_AMT":"15000.00","JUDGE_FIRST_NAME":"William","JUDGE_LAST_NAME":"Moran","sourceDate":"2021-11-01"},{"SOURCE_ROW_NUMBER":"423780","VIOLATION_NO":"9142912","DOCKET_NO":"KENT 2020-0132","DECISION_DT":"07/15/2021","DECISION_TYPE_CODE_DESC":"Dismissal","ORIGINAL_PENALTY_AMT":"66337.00","DECISION_PENALTY_AMT":"66337.00","JUDGE_FIRST_NAME":"William","JUDGE_LAST_NAME":"Moran","sourceDate":"2021-07-15"},{"SOURCE_ROW_NUMBER":"422857","VIOLATION_NO":"9142908","DOCKET_NO":"KENT 2020-0132","DECISION_DT":"07/15/2021","DECISION_TYPE_CODE_DESC":"Dismissal","ORIGINAL_PENALTY_AMT":"73901.00","DECISION_PENALTY_AMT":"73901.00","JUDGE_FIRST_NAME":"William","JUDGE_LAST_NAME":"Moran","sourceDate":"2021-07-15"},{"SOURCE_ROW_NUMBER":"422074","VIOLATION_NO":"9142910","DOCKET_NO":"KENT 2020-0132","DECISION_DT":"07/15/2021","DECISION_TYPE_CODE_DESC":"Dismissal","ORIGINAL_PENALTY_AMT":"66337.00","DECISION_PENALTY_AMT":"66337.00","JUDGE_FIRST_NAME":"William","JUDGE_LAST_NAME":"Moran","sourceDate":"2021-07-15"},{"SOURCE_ROW_NUMBER":"145196","VIOLATION_NO":"9142909","DOCKET_NO":"KENT 2020-0133","DECISION_DT":"07/15/2021","DECISION_TYPE_CODE_DESC":"Dismissal","ORIGINAL_PENALTY_AMT":"31789.00","DECISION_PENALTY_AMT":"31789.00","JUDGE_FIRST_NAME":"William","JUDGE_LAST_NAME":"Moran","sourceDate":"2021-07-15"},{"SOURCE_ROW_NUMBER":"145113","VIOLATION_NO":"9142907","DOCKET_NO":"KENT 2020-0140","DECISION_DT":"07/15/2021","DECISION_TYPE_CODE_DESC":"Dismissal","ORIGINAL_PENALTY_AMT":"193600.00","DECISION_PENALTY_AMT":"193600.00","JUDGE_FIRST_NAME":"William","JUDGE_LAST_NAME":"Moran","sourceDate":"2021-07-15"},{"SOURCE_ROW_NUMBER":"144921","VIOLATION_NO":"9142906","DOCKET_NO":"KENT 2020-0132","DECISION_DT":"07/15/2021","DECISION_TYPE_CODE_DESC":"Dismissal","ORIGINAL_PENALTY_AMT":"66510.00","DECISION_PENALTY_AMT":"66510.00","JUDGE_FIRST_NAME":"William","JUDGE_LAST_NAME":"Moran","sourceDate":"2021-07-15"},{"SOURCE_ROW_NUMBER":"410101","VIOLATION_NO":"9146273","DOCKET_NO":"KENT 2019-0150","DECISION_DT":"08/05/2020","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"238.00","DECISION_PENALTY_AMT":"238.00","JUDGE_FIRST_NAME":"Priscilla","JUDGE_LAST_NAME":"Rae","sourceDate":"2020-08-05"},{"SOURCE_ROW_NUMBER":"418767","VIOLATION_NO":"9149342","DOCKET_NO":"KENT 2020-0042","DECISION_DT":"03/25/2020","DECISION_TYPE_CODE_DESC":"Dismissal","ORIGINAL_PENALTY_AMT":"121.00","DECISION_PENALTY_AMT":"121.00","JUDGE_FIRST_NAME":"N/A","sourceDate":"2020-03-25"},{"SOURCE_ROW_NUMBER":"415551","VIOLATION_NO":"9146969","DOCKET_NO":"KENT 2019-0345","DECISION_DT":"01/22/2020","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"2006.00","DECISION_PENALTY_AMT":"1003.00","JUDGE_FIRST_NAME":"Margaret","JUDGE_LAST_NAME":"Miller","sourceDate":"2020-01-22"}]},{"id":"msha-coal-dust-samples","name":"Coal Dust Samples","domains":["health","safety"],"products":["respirable dust trends","CPDM coverage","void patterns","occupation exposure"],"rowCount":9775,"firstDate":"2000-01-17","lastDate":"2025-04-22","metrics":{"recentRows":31,"cpdmSamples":4492,"voidSamples":2035,"validSamples":7740,"maxConcentration":7409.181,"concentrationTotal":16222.689},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2081699","SMP_TAKEN_DT":"4/22/2025","CONC":".039","SMP_TYPE_CD_DESC":"DESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT YET USED IN DETERMINATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"BULLDOZER OPERATOR","DEVICE_TYPE_CD":"CPDM","sourceDate":"2025-04-22"},{"SOURCE_ROW_NUMBER":"1740556","SMP_TAKEN_DT":"3/31/2025","CONC":".008","SMP_TYPE_CD_DESC":"DESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT YET USED IN DETERMINATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"BULLDOZER OPERATOR","DEVICE_TYPE_CD":"CPDM","sourceDate":"2025-03-31"},{"SOURCE_ROW_NUMBER":"1911151","SMP_TAKEN_DT":"3/27/2025","CONC":".039","SMP_TYPE_CD_DESC":"DESIGNATED WORK POSITION","SMP_USE_CD_DESC":"VOID SAMPLE","OCC_CD_DESC":"BULLDOZER OPERATOR","DEVICE_TYPE_CD":"CPDM","sourceDate":"2025-03-27"},{"SOURCE_ROW_NUMBER":"3018962","SMP_TAKEN_DT":"3/25/2025","CONC":".045","SMP_TYPE_CD_DESC":"DESIGNATED WORK POSITION","SMP_USE_CD_DESC":"VOID SAMPLE","OCC_CD_DESC":"BULLDOZER OPERATOR","DEVICE_TYPE_CD":"CPDM","sourceDate":"2025-03-25"},{"SOURCE_ROW_NUMBER":"1414627","CASS_NUM":"58488965","SMP_TAKEN_DT":"9/17/2024","CONC":".018","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"BACKHOE OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2024-09-17"},{"SOURCE_ROW_NUMBER":"1161027","CASS_NUM":"58488969","SMP_TAKEN_DT":"9/17/2024","CONC":".092","SMP_TYPE_CD_DESC":"NONDESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"REFUSE TRUCK DRIVER/BACKFILL TRUCK DRIVE","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2024-09-17"},{"SOURCE_ROW_NUMBER":"8038","CASS_NUM":"58488932","SMP_TAKEN_DT":"9/17/2024","CONC":".031","SMP_TYPE_CD_DESC":"DESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT USED ON INSPECTOR SAMPLES; NOT FOUND ON OPERATOR SAMPLE","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"BULLDOZER OPERATOR","DEVICE_TYPE_CD":"CMDPSU","sourceDate":"2024-09-17"},{"SOURCE_ROW_NUMBER":"1907994","SMP_TAKEN_DT":"9/5/2024","CONC":".013","SMP_TYPE_CD_DESC":"DESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT YET USED IN DETERMINATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"BULLDOZER OPERATOR","DEVICE_TYPE_CD":"CPDM","sourceDate":"2024-09-05"},{"SOURCE_ROW_NUMBER":"2669222","SMP_TAKEN_DT":"4/1/2024","CONC":"0","SMP_TYPE_CD_DESC":"DESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT YET USED IN DETERMINATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"BULLDOZER OPERATOR","DEVICE_TYPE_CD":"CPDM","sourceDate":"2024-04-01"},{"SOURCE_ROW_NUMBER":"1986396","SMP_TAKEN_DT":"3/11/2024","CONC":".002","SMP_TYPE_CD_DESC":"DESIGNATED WORK POSITION","SMP_USE_CD_DESC":"NOT YET USED IN DETERMINATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","OCC_CD_DESC":"BULLDOZER OPERATOR","DEVICE_TYPE_CD":"CPDM","sourceDate":"2024-03-11"},{"SOURCE_ROW_NUMBER":"2751811","SMP_TAKEN_DT":"9/20/2023","CONC":".614","SMP_TYPE_CD_DESC":"NON DESIGNATED OCCUPATION","SMP_USE_CD_DESC":"VOID SAMPLE","VOID_CD_DESC":"MINE NOT IN PRODUCING STATUS","OCC_CD_DESC":"ROOF BOLTER (TWIN HEAD) (RETURN SIDE)","DEVICE_TYPE_CD":"CPDM","sourceDate":"2023-09-20"},{"SOURCE_ROW_NUMBER":"2831649","SMP_TAKEN_DT":"4/10/2023","CONC":".613","SMP_TYPE_CD_DESC":"DESIGNATED OCCUPATION","SMP_USE_CD_DESC":"VOID SAMPLE","VOID_CD_DESC":"MINE NOT IN PRODUCING STATUS","OCC_CD_DESC":"CONTINUOUS MINER OPERATOR","DEVICE_TYPE_CD":"CPDM","sourceDate":"2023-04-10"}]},{"id":"msha-conferences","name":"Conferences","domains":["compliance","legal"],"products":["conference history","post-issuance changes","citation lifecycle"],"rowCount":1298,"firstDate":"2000-02-17","lastDate":"2025-03-12","metrics":{"linkedIssuances":1298},"periods":{},"recentRecords":[]},{"id":"msha-contested-violations","name":"Contested Violations","domains":["compliance","legal"],"products":["contest status","time to resolution","contested-rate context"],"rowCount":2587,"firstDate":"2004-11-08","lastDate":"2020-01-21","metrics":{"decisions":2587,"ssChanged":142,"recentRows":0,"decisionPenalty":4711853,"proposedPenalty":7379720},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"386816","CITATION_NO":"9142908","CITATION_ISSUE_DT":"01/21/2020","DOCKET_NO":"KENT 2020-0132","DECISION_DT":"07/15/2021","CFR_STANDARD_CODE":"75.360(g)","ORIGINAL_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"73901.00","DECISION_PENALTY_AMT":"73901.00","sourceDate":"2020-01-21"},{"SOURCE_ROW_NUMBER":"386815","CITATION_NO":"9142907","CITATION_ISSUE_DT":"01/21/2020","DOCKET_NO":"KENT 2020-0140","DECISION_DT":"07/15/2021","CFR_STANDARD_CODE":"75.370(a)(1)","ORIGINAL_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"193600.00","DECISION_PENALTY_AMT":"193600.00","sourceDate":"2020-01-21"},{"SOURCE_ROW_NUMBER":"331697","CITATION_NO":"9142906","CITATION_ISSUE_DT":"01/21/2020","DOCKET_NO":"KENT 2020-0132","DECISION_DT":"07/15/2021","CFR_STANDARD_CODE":"75.370(e)","ORIGINAL_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"66510.00","DECISION_PENALTY_AMT":"66510.00","sourceDate":"2020-01-21"},{"SOURCE_ROW_NUMBER":"274133","CITATION_NO":"9142909","CITATION_ISSUE_DT":"01/21/2020","DOCKET_NO":"KENT 2020-0133","DECISION_DT":"07/15/2021","CFR_STANDARD_CODE":"77.1710(g)","ORIGINAL_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"31789.00","DECISION_PENALTY_AMT":"31789.00","sourceDate":"2020-01-21"},{"SOURCE_ROW_NUMBER":"217997","CITATION_NO":"9142912","CITATION_ISSUE_DT":"01/21/2020","DOCKET_NO":"KENT 2020-0132","DECISION_DT":"07/15/2021","CFR_STANDARD_CODE":"77.1711","ORIGINAL_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"66337.00","DECISION_PENALTY_AMT":"66337.00","sourceDate":"2020-01-21"},{"SOURCE_ROW_NUMBER":"216987","CITATION_NO":"9142910","CITATION_ISSUE_DT":"01/21/2020","DOCKET_NO":"KENT 2020-0132","DECISION_DT":"07/15/2021","CFR_STANDARD_CODE":"77.1112(b)","ORIGINAL_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"66337.00","DECISION_PENALTY_AMT":"66337.00","sourceDate":"2020-01-21"},{"SOURCE_ROW_NUMBER":"444819","CITATION_NO":"9142913","CITATION_ISSUE_DT":"01/16/2020","DOCKET_NO":"KENT 2020-0131","DECISION_DT":"11/01/2021","CFR_STANDARD_CODE":"77.1711","ORIGINAL_SIG_SUB_IND":"Y","DECISION_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"73901.00","DECISION_PENALTY_AMT":"7500.00","sourceDate":"2020-01-16"},{"SOURCE_ROW_NUMBER":"272663","CITATION_NO":"9142914","CITATION_ISSUE_DT":"01/16/2020","DOCKET_NO":"KENT 2020-0131","DECISION_DT":"11/01/2021","CFR_STANDARD_CODE":"77.1710(g)","ORIGINAL_SIG_SUB_IND":"Y","DECISION_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"73901.00","DECISION_PENALTY_AMT":"7500.00","sourceDate":"2020-01-16"},{"SOURCE_ROW_NUMBER":"216376","CITATION_NO":"9142911","CITATION_ISSUE_DT":"01/16/2020","DOCKET_NO":"KENT 2020-0145","DECISION_DT":"11/01/2021","CFR_STANDARD_CODE":"77.1112(b)","ORIGINAL_SIG_SUB_IND":"Y","DECISION_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"162900.00","DECISION_PENALTY_AMT":"15000.00","sourceDate":"2020-01-16"},{"SOURCE_ROW_NUMBER":"386841","CITATION_NO":"9149342","CITATION_ISSUE_DT":"10/22/2019","DOCKET_NO":"KENT 2020-0042","DECISION_DT":"03/25/2020","CFR_STANDARD_CODE":"77.401(a)(1)","ORIGINAL_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"121.00","DECISION_PENALTY_AMT":"121.00","sourceDate":"2019-10-22"},{"SOURCE_ROW_NUMBER":"383060","CITATION_NO":"9146969","CITATION_ISSUE_DT":"06/10/2019","DOCKET_NO":"KENT 2019-0345","DECISION_DT":"01/22/2020","CFR_STANDARD_CODE":"75.1600-3(a)(1)","ORIGINAL_SIG_SUB_IND":"N","DECISION_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"2006.00","DECISION_PENALTY_AMT":"1003.00","sourceDate":"2019-06-10"},{"SOURCE_ROW_NUMBER":"215842","CITATION_NO":"9146966","CITATION_ISSUE_DT":"06/06/2019","DOCKET_NO":"KENT 2019-0310","DECISION_DT":"12/04/2019","CFR_STANDARD_CODE":"75.517","ORIGINAL_SIG_SUB_IND":"Y","DECISION_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"1242.00","DECISION_PENALTY_AMT":"1242.00","sourceDate":"2019-06-06"}]},{"id":"msha-contractor-production-quarterly","name":"Contractor Employment and Production — Quarterly","domains":["contractors","production","safety"],"products":["contractor exposure denominator","productivity","presence windows"],"rowCount":3883,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":21,"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":858,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":21,"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":2,"firstDate":"1995-12-01","lastDate":"2020-09-17","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":1},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":1279,"firstDate":"2000-01-03","lastDate":"2026-08-13","metrics":{"inspectors":2582,"recentRows":37,"onSiteHours":50796,"inspectionHours":75084.75,"inspectionSamples":5071},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1090526","EVENT_NO":"F020CD0","INSPECTION_BEGIN_DT":"08/13/2026","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"6","SUM_TOTAL_INSP_HOURS":"48.5","SUM_TOTAL_ON_SITE_HOURS":"18.75","sourceDate":"2026-08-13"},{"SOURCE_ROW_NUMBER":"168978","EVENT_NO":"F022486","INSPECTION_BEGIN_DT":"07/23/2026","INSPECTION_END_DT":"07/23/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8.5","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2026-07-23"},{"SOURCE_ROW_NUMBER":"593571","EVENT_NO":"F017A62","INSPECTION_BEGIN_DT":"04/23/2026","INSPECTION_END_DT":"04/23/2026","ACTIVITY_CODE":"E23","ACTIVITY":"Impoundment Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9.5","SUM_TOTAL_ON_SITE_HOURS":"4.5","sourceDate":"2026-04-23"},{"SOURCE_ROW_NUMBER":"602890","EVENT_NO":"6486378","INSPECTION_BEGIN_DT":"02/12/2026","INSPECTION_END_DT":"02/12/2026","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2026-02-12"},{"SOURCE_ROW_NUMBER":"1093445","EVENT_NO":"F009007","INSPECTION_BEGIN_DT":"12/11/2025","INSPECTION_END_DT":"12/11/2025","ACTIVITY_CODE":"E22","ACTIVITY":"Health Technical Investigation","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.5","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2025-12-11"},{"SOURCE_ROW_NUMBER":"920115","EVENT_NO":"6487171","INSPECTION_BEGIN_DT":"10/16/2025","INSPECTION_END_DT":"10/20/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"19","SUM_TOTAL_ON_SITE_HOURS":"7","sourceDate":"2025-10-16"},{"SOURCE_ROW_NUMBER":"979539","EVENT_NO":"F0171E9","INSPECTION_BEGIN_DT":"05/27/2025","INSPECTION_END_DT":"05/28/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"25.5","SUM_TOTAL_ON_SITE_HOURS":"14","sourceDate":"2025-05-27"},{"SOURCE_ROW_NUMBER":"1092742","EVENT_NO":"F0053BA","INSPECTION_BEGIN_DT":"03/14/2025","INSPECTION_END_DT":"03/14/2025","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2025-03-14"},{"SOURCE_ROW_NUMBER":"915002","EVENT_NO":"F00CC2B","INSPECTION_BEGIN_DT":"01/23/2025","INSPECTION_END_DT":"01/29/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"24","SUM_TOTAL_ON_SITE_HOURS":"16.5","sourceDate":"2025-01-23"},{"SOURCE_ROW_NUMBER":"399338","EVENT_NO":"F0053AE","INSPECTION_BEGIN_DT":"01/22/2025","INSPECTION_END_DT":"01/22/2025","ACTIVITY_CODE":"E23","ACTIVITY":"Impoundment Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8.5","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2025-01-22"},{"SOURCE_ROW_NUMBER":"865804","EVENT_NO":"F009741","INSPECTION_BEGIN_DT":"11/25/2024","INSPECTION_END_DT":"11/25/2024","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"2.5","sourceDate":"2024-11-25"},{"SOURCE_ROW_NUMBER":"579804","EVENT_NO":"7102056","INSPECTION_BEGIN_DT":"11/05/2024","INSPECTION_END_DT":"11/05/2024","ACTIVITY_CODE":"E23","ACTIVITY":"Impoundment Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2024-11-05"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":380,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2026-Q2":{"hours":510,"employees":1,"production":0},"2026-Q1":{"hours":600,"employees":1,"production":0},"2025-Q4":{"hours":195,"employees":1,"production":0},"2025-Q3":{"hours":110,"employees":1,"production":0},"2025-Q2":{"hours":2510,"employees":4,"production":0},"2025-Q1":{"hours":2660,"employees":5,"production":0},"2024-Q4":{"hours":3710,"employees":7,"production":0},"2024-Q3":{"hours":3916,"employees":8,"production":0},"2024-Q2":{"hours":2229,"employees":4,"production":0},"2024-Q1":{"hours":2258,"employees":14,"production":0},"2023-Q4":{"hours":872,"employees":6,"production":0},"2023-Q3":{"hours":960,"employees":9,"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":84,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2017":{"hours":558756,"employees":228,"production":1519761},"2018":{"hours":545152,"employees":195,"production":1128850},"2019":{"hours":131756,"employees":73,"production":190375},"2020":{"hours":5212,"employees":3,"production":0},"2021":{"hours":8748,"employees":5,"production":0},"2022":{"hours":13676,"employees":7,"production":0},"2023":{"hours":7093,"employees":17,"production":0},"2024":{"hours":12113,"employees":8,"production":0},"2025":{"hours":5475,"employees":3,"production":0},"2026":{"hours":1110,"employees":1,"production":0}},"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":692,"firstDate":"2001-01-03","lastDate":"2024-09-17","metrics":{"recentRows":3,"doseOver100":199,"actDoseTotal":55414,"pelDoseTotal":41097},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"63250","EVENT_NO":"F00F573","SURVEY_DATE":"09/17/2024","OCCUPATION_CD_DESC":"BACKHOE OPERATOR","MACHINE_CD":"40","ACT_DOSE_85":"7","PEL_DOSE_90":"1","SURVEY_TYPE":"I","sourceDate":"2024-09-17"},{"SOURCE_ROW_NUMBER":"63249","EVENT_NO":"F00F573","SURVEY_DATE":"09/17/2024","OCCUPATION_CD_DESC":"REFUSE TRUCK DRIVER/BACKFILL TRUCK DRIVE","MACHINE_CD":"39","ACT_DOSE_85":"16","PEL_DOSE_90":"2","SURVEY_TYPE":"I","sourceDate":"2024-09-17"},{"SOURCE_ROW_NUMBER":"63248","EVENT_NO":"F00F573","SURVEY_DATE":"09/17/2024","OCCUPATION_CD_DESC":"BULLDOZER OPERATOR","MACHINE_CD":"03","ACT_DOSE_85":"40","PEL_DOSE_90":"5","SURVEY_TYPE":"I","sourceDate":"2024-09-17"},{"SOURCE_ROW_NUMBER":"63247","EVENT_NO":"6484719","SURVEY_DATE":"02/07/2019","OCCUPATION_CD_DESC":"SCOOP CAR OPERATOR","MACHINE_CD":"38","MANUFACTURER_CD":"033","ACT_DOSE_85":"41","PEL_DOSE_90":"20","SURVEY_TYPE":"I","sourceDate":"2019-02-07"},{"SOURCE_ROW_NUMBER":"63246","EVENT_NO":"6484719","SURVEY_DATE":"02/07/2019","OCCUPATION_CD_DESC":"SHUTTLE CAR OPERATOR (STANDARD SIDE)","MACHINE_CD":"37","MANUFACTURER_CD":"058","ACT_DOSE_85":"113","PEL_DOSE_90":"85","SURVEY_TYPE":"I","sourceDate":"2019-02-07"},{"SOURCE_ROW_NUMBER":"63245","EVENT_NO":"6484719","SURVEY_DATE":"02/07/2019","OCCUPATION_CD_DESC":"SHUTTLE CAR OPERATOR (STANDARD SIDE)","MACHINE_CD":"37","MANUFACTURER_CD":"058","ACT_DOSE_85":"79","PEL_DOSE_90":"41","SURVEY_TYPE":"I","sourceDate":"2019-02-07"},{"SOURCE_ROW_NUMBER":"63244","EVENT_NO":"6484719","SURVEY_DATE":"02/07/2019","OCCUPATION_CD_DESC":"ROOF BOLTER (TWIN HEAD) (RETURN SIDE)","MACHINE_CD":"30","MANUFACTURER_CD":"039","ACT_DOSE_85":"89","PEL_DOSE_90":"61","SURVEY_TYPE":"I","sourceDate":"2019-02-07"},{"SOURCE_ROW_NUMBER":"63243","EVENT_NO":"6484719","SURVEY_DATE":"02/07/2019","OCCUPATION_CD_DESC":"ROOF BOLTER (TWIN HEAD) (INTAKE SIDE)","MACHINE_CD":"30","MANUFACTURER_CD":"039","ACT_DOSE_85":"99","PEL_DOSE_90":"73","SURVEY_TYPE":"I","sourceDate":"2019-02-07"},{"SOURCE_ROW_NUMBER":"63242","EVENT_NO":"6484719","SURVEY_DATE":"02/07/2019","OCCUPATION_CD_DESC":"CONTINUOUS MINER OPERATOR","MACHINE_CD":"07","MANUFACTURER_CD":"058","ACT_DOSE_85":"114","PEL_DOSE_90":"104","SURVEY_TYPE":"I","sourceDate":"2019-02-07"},{"SOURCE_ROW_NUMBER":"63197","EVENT_NO":"6484120","SURVEY_DATE":"08/22/2018","OCCUPATION_CD_DESC":"UTILITY MAN","MACHINE_CD":"40","MANUFACTURER_CD":"120","ACT_DOSE_85":"107","PEL_DOSE_90":"83","SURVEY_TYPE":"I","sourceDate":"2018-08-22"},{"SOURCE_ROW_NUMBER":"63196","EVENT_NO":"6484120","SURVEY_DATE":"08/22/2018","OCCUPATION_CD_DESC":"TRACTOR OPERATOR/MOTORMAN","MACHINE_CD":"40","MANUFACTURER_CD":"120","ACT_DOSE_85":"42","PEL_DOSE_90":"9","SURVEY_TYPE":"I","sourceDate":"2018-08-22"},{"SOURCE_ROW_NUMBER":"63195","EVENT_NO":"6484120","SURVEY_DATE":"08/22/2018","OCCUPATION_CD_DESC":"MECHANIC","MACHINE_CD":"40","MANUFACTURER_CD":"120","ACT_DOSE_85":"84","PEL_DOSE_90":"63","SURVEY_TYPE":"I","sourceDate":"2018-08-22"}]},{"id":"msha-quartz-samples","name":"Quartz Samples — Coal","domains":["health","safety"],"products":["quartz exposure trends","occupation context","applicable-rule linkage"],"rowCount":691,"firstDate":"2000-02-02","lastDate":"2019-02-11","metrics":{"recentRows":0,"voidSamples":59,"maxQuartzPct":5.1,"validSamples":632,"quartzPctTotal":1136.5},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"142911","CASSETTE_NO":"58312137","SAMPLE_DT":"02/11/2019","QUARTZ_PCT":"03.1","QUARTZ_MICROGRAMS":"50","OCC_CODE_DESC":"ROOF BOLTER (TWIN HEAD) (RETURN SIDE)","SAMPLE_TYPE_DESC":"NON DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2019-02-11"},{"SOURCE_ROW_NUMBER":"135732","CASSETTE_NO":"58312085","SAMPLE_DT":"02/11/2019","QUARTZ_PCT":"01.3","QUARTZ_MICROGRAMS":"9","OCC_CODE_DESC":"SHUTTLE CAR OPERATOR (STANDARD SIDE)","SAMPLE_TYPE_DESC":"NON DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2019-02-11"},{"SOURCE_ROW_NUMBER":"107893","CASSETTE_NO":"58312180","SAMPLE_DT":"02/11/2019","QUARTZ_PCT":"00.9","QUARTZ_MICROGRAMS":"9","OCC_CODE_DESC":"SHUTTLE CAR OPERATOR (STANDARD SIDE)","SAMPLE_TYPE_DESC":"NON DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2019-02-11"},{"SOURCE_ROW_NUMBER":"78463","CASSETTE_NO":"58311745","SAMPLE_DT":"02/11/2019","QUARTZ_PCT":"01.4","QUARTZ_MICROGRAMS":"11","OCC_CODE_DESC":"SHUTTLE CAR OPERATOR (STANDARD SIDE)","SAMPLE_TYPE_DESC":"NON DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2019-02-11"},{"SOURCE_ROW_NUMBER":"66144","CASSETTE_NO":"58312185","SAMPLE_DT":"02/11/2019","QUARTZ_PCT":"01.6","QUARTZ_MICROGRAMS":"15","OCC_CODE_DESC":"CONTINUOUS MINER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2019-02-11"},{"SOURCE_ROW_NUMBER":"60570","CASSETTE_NO":"58312142","SAMPLE_DT":"02/11/2019","QUARTZ_PCT":"02.6","QUARTZ_MICROGRAMS":"29","OCC_CODE_DESC":"ROOF BOLTER (TWIN HEAD) (RETURN SIDE)","SAMPLE_TYPE_DESC":"NON DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2019-02-11"},{"SOURCE_ROW_NUMBER":"44155","CASSETTE_NO":"58312125","SAMPLE_DT":"02/11/2019","QUARTZ_PCT":"01.6","QUARTZ_MICROGRAMS":"17","OCC_CODE_DESC":"CONTINUOUS MINER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2019-02-11"},{"SOURCE_ROW_NUMBER":"33291","CASSETTE_NO":"58312001","SAMPLE_DT":"02/11/2019","QUARTZ_PCT":"01.5","QUARTZ_MICROGRAMS":"10","OCC_CODE_DESC":"SHUTTLE CAR OPERATOR (STANDARD SIDE)","SAMPLE_TYPE_DESC":"NON DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2019-02-11"},{"SOURCE_ROW_NUMBER":"140582","CASSETTE_NO":"58311933","SAMPLE_DT":"01/28/2019","QUARTZ_PCT":"01.1","QUARTZ_MICROGRAMS":"9","OCC_CODE_DESC":"CONTINUOUS MINER OPERATOR","SAMPLE_TYPE_DESC":"DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2019-01-28"},{"SOURCE_ROW_NUMBER":"109622","CASSETTE_NO":"58311921","SAMPLE_DT":"01/28/2019","QUARTZ_PCT":"01.0","QUARTZ_MICROGRAMS":"10","OCC_CODE_DESC":"SHUTTLE CAR OPERATOR (STANDARD SIDE)","SAMPLE_TYPE_DESC":"NON DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2019-01-28"},{"SOURCE_ROW_NUMBER":"66888","CASSETTE_NO":"58312156","SAMPLE_DT":"01/28/2019","QUARTZ_PCT":"01.7","QUARTZ_MICROGRAMS":"18","OCC_CODE_DESC":"ROOF BOLTER (TWIN HEAD) (RETURN SIDE)","SAMPLE_TYPE_DESC":"NON DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2019-01-28"},{"SOURCE_ROW_NUMBER":"11181","CASSETTE_NO":"58311929","SAMPLE_DT":"01/28/2019","QUARTZ_PCT":"01.3","QUARTZ_MICROGRAMS":"12","OCC_CODE_DESC":"SHUTTLE CAR OPERATOR (STANDARD SIDE)","SAMPLE_TYPE_DESC":"NON DESIGNATED OCCUPATION","VOID_CD_DESC":"SAMPLE NOT VOIDED","sourceDate":"2019-01-28"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":6337,"firstDate":"2000-01-05","lastDate":"2025-01-29","metrics":{"ss":1874,"amountDue":5689430,"contested":1086,"amountPaid":5180611,"recentRows":11,"section104d":58,"unterminated":5,"proposedPenalty":8211086},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"915025","VIOLATION_NO":"9765757","VIOLATION_ISSUE_DT":"01/29/2025","SIG_SUB":"N","PART_SECTION":"77.404(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/29/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-01-29"},{"SOURCE_ROW_NUMBER":"919150","VIOLATION_NO":"9989801","VIOLATION_ISSUE_DT":"10/22/2024","SIG_SUB":"N","PART_SECTION":"48.31(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"3","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/22/2024","PROPOSED_PENALTY":"147","AMOUNT_DUE":"147","AMOUNT_PAID":"147","CONTESTED_IND":"N","sourceDate":"2024-10-22"},{"SOURCE_ROW_NUMBER":"919149","VIOLATION_NO":"9765480","VIOLATION_ISSUE_DT":"10/22/2024","SIG_SUB":"N","PART_SECTION":"77.1104","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"10/23/2024","PROPOSED_PENALTY":"147","AMOUNT_DUE":"147","AMOUNT_PAID":"147","CONTESTED_IND":"N","sourceDate":"2024-10-22"},{"SOURCE_ROW_NUMBER":"919148","VIOLATION_NO":"9765479","VIOLATION_ISSUE_DT":"10/09/2024","SIG_SUB":"N","SECTION_OF_ACT":"109(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/10/2024","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2024-10-09"},{"SOURCE_ROW_NUMBER":"917547","VIOLATION_NO":"9761769","VIOLATION_ISSUE_DT":"07/23/2024","SIG_SUB":"Y","PART_SECTION":"77.1104","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/24/2024","PROPOSED_PENALTY":"260","AMOUNT_DUE":"260","AMOUNT_PAID":"260","CONTESTED_IND":"N","sourceDate":"2024-07-23"},{"SOURCE_ROW_NUMBER":"917546","VIOLATION_NO":"9761768","VIOLATION_ISSUE_DT":"07/23/2024","SIG_SUB":"N","PART_SECTION":"77.1605(d)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"07/24/2024","PROPOSED_PENALTY":"147","AMOUNT_DUE":"147","AMOUNT_PAID":"147","CONTESTED_IND":"N","sourceDate":"2024-07-23"},{"SOURCE_ROW_NUMBER":"916131","VIOLATION_NO":"9765451","VIOLATION_ISSUE_DT":"06/24/2024","SIG_SUB":"N","PART_SECTION":"77.1104","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"06/25/2024","PROPOSED_PENALTY":"147","AMOUNT_DUE":"147","AMOUNT_PAID":"147","CONTESTED_IND":"N","sourceDate":"2024-06-24"},{"SOURCE_ROW_NUMBER":"919717","VIOLATION_NO":"9571073","VIOLATION_ISSUE_DT":"12/20/2022","SIG_SUB":"N","PART_SECTION":"77.215(f)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"2","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/27/2023","PROPOSED_PENALTY":"143","AMOUNT_DUE":"143","AMOUNT_PAID":"143","CONTESTED_IND":"N","sourceDate":"2022-12-20"},{"SOURCE_ROW_NUMBER":"919716","VIOLATION_NO":"9571055","VIOLATION_ISSUE_DT":"11/09/2022","SIG_SUB":"N","PART_SECTION":"77.1605(d)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"11/09/2022","PROPOSED_PENALTY":"133","AMOUNT_DUE":"133","AMOUNT_PAID":"133","CONTESTED_IND":"N","sourceDate":"2022-11-09"},{"SOURCE_ROW_NUMBER":"918202","VIOLATION_NO":"9533631","VIOLATION_ISSUE_DT":"08/09/2022","SIG_SUB":"N","PART_SECTION":"77.700-1(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/09/2022","PROPOSED_PENALTY":"133","AMOUNT_DUE":"133","AMOUNT_PAID":"133","CONTESTED_IND":"N","sourceDate":"2022-08-09"},{"SOURCE_ROW_NUMBER":"916130","VIOLATION_NO":"9267253","VIOLATION_ISSUE_DT":"06/09/2021","SIG_SUB":"N","PART_SECTION":"77.505","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"06/10/2021","PROPOSED_PENALTY":"125","AMOUNT_DUE":"125","AMOUNT_PAID":"125","CONTESTED_IND":"N","sourceDate":"2021-06-09"},{"SOURCE_ROW_NUMBER":"919147","VIOLATION_NO":"9149980","VIOLATION_ISSUE_DT":"11/02/2020","SIG_SUB":"N","PART_SECTION":"48.31(a)","CIT_ORD_SAFE":"Order","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"2","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/02/2020","PROPOSED_PENALTY":"152","AMOUNT_DUE":"152","AMOUNT_PAID":"152","CONTESTED_IND":"N","sourceDate":"2020-11-02"}]}],"safety":{"href":"/api/v1/mines/1517741/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/1517741/silica","description":"Dedicated silica records, measurements, sample status and trends. Defaults to the snapshot year; use year=all for history."},"externalContext":{"eia":null,"title30":{"snapshot":{"chapterCount":6,"featuredSectionCount":100,"latestAmendedOn":"2026-08-14","latestIssueDate":"2026-08-14","partCount":206,"sectionCount":5954,"upToDateAsOf":"2026-08-19"},"regulations":[{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.404","heading":"Machinery and equipment; operation and maintenance.","id":"77.404","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-E/section-77.404","part":"77","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"E","subpartHeading":"Subpart E—Safeguards for Mechanical Equipment","text":"(a) Mobile and stationary machinery and equipment shall be maintained in safe operating condition and machinery or equipment in unsafe condition shall be removed from service immediately.\n\n(b) Machinery and equipment shall be operated only by persons trained in the use of and authorized to operate such machinery or equipment.\n\n(c) Repairs or maintenance shall not be performed on machinery until the power is off and the machinery is blocked against motion, except where machinery motion is necessary to make adjustments.\n\n(d) Machinery shall not be lubricated while in motion where a hazard exists, unless equipped with extended fittings or cups.","occurrenceCount":1},{"chapter":"I","heading":"Hazard training.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-48/subpart-B/section-48.31","part":"48","subchapter":"H","subpart":"B","id":"48.31","citation":"30 CFR 48.31","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER H—EDUCATION AND TRAINING","partHeading":"PART 48—TRAINING AND RETRAINING OF MINERS","subpartHeading":"","text":null,"occurrenceCount":2},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.1104","heading":"Accumulations of combustible materials.","id":"77.1104","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-L/section-77.1104","part":"77","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"L","subpartHeading":"Subpart L—Fire Protection","text":"Combustible materials, grease, lubricants, paints, or flammable liquids shall not be allowed to accumulate where they can create a fire hazard.","occurrenceCount":3},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.1605","heading":"Loading and haulage equipment; installations.","id":"77.1605","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-Q/section-77.1605","part":"77","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"Q","subpartHeading":"Subpart Q—Loading and Haulage","text":"(a) Cab windows shall be of safety glass or equivalent, in good condition and shall be kept clean.\n\n(b) Mobile equipment shall be equipped with adequate brakes, and all trucks and front-end loaders shall also be equipped with parking brakes.\n\n(c) Positive-action type brakes shall be provided on aerial tramways.\n\n(d) Mobile equipment shall be provided with audible warning devices. Lights shall be provided on both ends when required.\n\n(e) Guard nets or other suitable protection shall be provided where tramways pass over roadways, walkways, or buildings.\n\n(f) Guards shall be installed to prevent swaying buckets from hitting towers.\n\n(g) Aerial tramway cable connections shall be designed to offer minimum obstruction to the passage of wheels.\n\n(h) Rocker-bottom or bottom-dump cars shall be equipped with positive locking devices, or other suitable devices.\n\n(i) Ramps and dumps shall be of solid construction, of ample width, have ample clearance and headroom, and be kept reasonably free of spillage.\n\n(j) Chute-loading installations shall be designed so that the men pulling chutes are not required to be in a hazardous position during loading operations.\n\n(k) Berms or guards shall be provided on the outer bank of elevated roadways.\n\n(l) Berms, bumper blocks, safety hooks, or similar means shall be provided to prevent overtravel and overturning at dumping locations.\n\n(m) Roadbeds, rails, joints, switches, frogs, and other elements on railroads shall be designed, installed, and maintained in a safe manner consistent with the speed and type of haulage.\n\n(n) Where practicable, a minimum of 30 inches continuous clearance from the farthest projection of moving railroad equipment shall be provided on at least one side of the tracks; all places where it is not possible to provide 30-inch clearance shall be marked conspicuously.\n\n(o) Track guardrails, lead rails, and frogs shall be protected or blocked so as to prevent a person's foot from becoming wedged.\n\n(p) Positive-acting stop-blocks, derail devices, track skates, or other adequate means shall be installed wherever necessary to protect persons from runaway or moving railroad equipment.\n\n(q) Switch throws shall be installed so as to provide adequate clearance for switchmen.\n\n(r) Where necessary, bumper blocks or the equivalent shall be provided at all track dead ends.","occurrenceCount":2},{"chapter":"I","heading":"Refuse piles; construction requirements.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-C/section-77.215","part":"77","subchapter":"O","subpart":"C","id":"77.215","citation":"30 CFR 77.215","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Approved methods of grounding.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-H/section-77.700-1","part":"77","subchapter":"O","subpart":"H","id":"77.700-1","citation":"30 CFR 77.700-1","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 77.505","heading":"Cable fittings; suitability.","id":"77.505","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-O/part-77/subpart-F/section-77.505","part":"77","partHeading":"PART 77—MANDATORY SAFETY STANDARDS, SURFACE COAL MINES AND SURFACE WORK AREAS OF UNDERGROUND COAL MINES","subchapter":"O","subchapterHeading":"SUBCHAPTER O—COAL MINE SAFETY AND HEALTH","subpart":"F","subpartHeading":"Subpart F—Electrical Equipment—General","text":"Cables shall enter metal frames of motors, splice boxes, and electric compartments only through proper fittings. When insulated wires, other than cables, pass through metal frames, the holes shall be substantially bushed with insulated bushings.","occurrenceCount":1}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"1517741","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}