{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-17T06:17:15.228Z","identity":{"mine_id":"0503510","name":"Portable Wash Plant (WP #4)","status":"Intermittent","status_date":"2021-12-22","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"CO","county":"Garfield","nearest_town":"Glenwood Springs","operator_id":"L16678","operator_name":"Oldcastle SW Group, Inc.","controller_id":"M06183","controller_name":"CRH PLC","district":"C09","office":"Delta CO Field Office","employees":4,"latitude":37.336667,"longitude":-108.342222},"coverage":{"contributingSources":12,"registeredSources":20,"sourceRows":225},"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":"2026-10-17T05:35:58.500035+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":"0503510","name":"Portable Wash Plant (WP #4)"},"operator":{"type":"operator","id":"L16678","name":"Oldcastle SW Group, Inc."},"controller":{"type":"controller","id":"M06183","name":"CRH PLC"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M01079","name":"Richard  Tibbits  et al"},"object":{"type":"mine","id":"0503510","name":"Portable Wash Plant (WP #4)"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0503510|M01079|1950-01-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M04049","name":"Nielsons Holding Company"},"object":{"type":"mine","id":"0503510","name":"Portable Wash Plant (WP #4)"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0503510|M04049|1950-01-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L05013","name":"Nielsons Inc"},"object":{"type":"mine","id":"0503510","name":"Portable Wash Plant (WP #4)"},"validFrom":"1981-04-01","validTo":"1984-05-22","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0503510|L05013|1981-04-01|1984-05-22"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M04049","name":"Nielsons Holding Company"},"object":{"type":"operator","id":"L05013","name":"Nielsons Inc"},"validFrom":"1981-04-01","validTo":"1984-05-22","current":false,"derived":true,"evidenceMineId":"0503510","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0503510|L05013|1981-04-01|M04049|1950-01-01|130822"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L01233","name":"Mountain Gravel & Construction Company"},"object":{"type":"mine","id":"0503510","name":"Portable Wash Plant (WP #4)"},"validFrom":"1984-05-23","validTo":"1998-06-07","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0503510|L01233|1984-05-23|1998-06-07"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M01079","name":"Richard  Tibbits  et al"},"object":{"type":"operator","id":"L01233","name":"Mountain Gravel & Construction Company"},"validFrom":"1984-05-23","validTo":"1998-06-07","current":false,"derived":true,"evidenceMineId":"0503510","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0503510|L01233|1984-05-23|M01079|1950-01-01|116756"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M06183","name":"CRH PLC"},"object":{"type":"mine","id":"0503510","name":"Portable Wash Plant (WP #4)"},"validFrom":"1998-01-05","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0503510|M06183|1998-01-05|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L16678","name":"Oldcastle SW Group, Inc."},"object":{"type":"mine","id":"0503510","name":"Portable Wash Plant (WP #4)"},"validFrom":"1998-06-08","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0503510|L16678|1998-06-08|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M06183","name":"CRH PLC"},"object":{"type":"operator","id":"L16678","name":"Oldcastle SW Group, Inc."},"validFrom":"1998-06-08","validTo":null,"current":true,"derived":true,"evidenceMineId":"0503510","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0503510|L16678|1998-06-08|M06183|1998-01-05|136747"}}],"coverage":{"historyRecords":3,"edgeCount":9,"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":4,"firstDate":"2003-08-15","lastDate":"2021-08-13","metrics":{"daysLost":0,"injuries":4,"fatalities":0,"recentRows":1,"restrictedDays":150,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"82272","DOCUMENT_NO":"220212350030","ACCIDENT_DT":"08/13/2021","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Over-exertion in pulling or pushing objects","OCCUPATION":"Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"The employee was removing paddles from the course wash portion of the plant and employee felt back pain when pulling on a paddle in trying to remove it.","sourceDate":"2021-08-13"},{"SOURCE_ROW_NUMBER":"34968","DOCUMENT_NO":"220180740023","ACCIDENT_DT":"03/13/2018","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Caught in, under or between NEC","OCCUPATION":"Outside foreman, Leadman","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee was changing a spring on the wash plant, when EE's hand became caught in the spring.  EE sustained a broken right ring finger and a laceration that required stitches.","sourceDate":"2018-03-13"},{"SOURCE_ROW_NUMBER":"262997","DOCUMENT_NO":"220153090017","ACCIDENT_DT":"11/05/2015","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Fall from ladders","OCCUPATION":"Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee fell off of a ladder and fractured his left wrist.","sourceDate":"2015-11-05"},{"SOURCE_ROW_NUMBER":"151129","DOCUMENT_NO":"220032830038","ACCIDENT_DT":"08/15/2003","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"HANDTOOLS (NONPOWERED)","ACCIDENT_TYPE":"Struck by... NEC","OCCUPATION":"Laborer, Blacksmith, Bull gang, Parts runner, Roustabout, Pick-up man, Pitman","NO_INJURIES":"1","NARRATIVE":"EMPLOYEE WAS CUTTING A CONVEYER BELT USING A UTILITY KNIFE. THE KNIFE SLIPPED IN HIS HAND, THE KNIFE CUT HIS LEFT HAND, REQUIRING STITCHES.","sourceDate":"2003-08-15"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2021-12-22","lastDate":"2021-12-22","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":36,"firstDate":"2000-05-17","lastDate":"2026-08-27","metrics":{"ss":7,"delinquent":32,"recentRows":3,"paidPenalty":4510,"proposedPenalty":4925,"currentAssessment":4661},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2999955","VIOLATION_NO":"5032597","ISSUE_DT":"08/27/2026","CFR_STANDARD_CD":"56.14107(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Printed","sourceDate":"2026-08-27"},{"SOURCE_ROW_NUMBER":"2025594","VIOLATION_NO":"9733104","ISSUE_DT":"02/12/2025","CFR_STANDARD_CD":"56.12028","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"398.00","CURRENT_ASSESSMENT_AMT":"398.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-02-12"},{"SOURCE_ROW_NUMBER":"2025593","VIOLATION_NO":"9733103","ISSUE_DT":"02/12/2025","CFR_STANDARD_CD":"56.12032","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-02-12"},{"SOURCE_ROW_NUMBER":"2516470","VIOLATION_NO":"9347678","ISSUE_DT":"11/27/2018","CFR_STANDARD_CD":"56.9300(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"138.00","CURRENT_ASSESSMENT_AMT":"138.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2018-11-27"},{"SOURCE_ROW_NUMBER":"2498491","VIOLATION_NO":"9347156","ISSUE_DT":"08/01/2018","CFR_STANDARD_CD":"56.4201(a)(2)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"138.00","CURRENT_ASSESSMENT_AMT":"138.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2018-08-01"},{"SOURCE_ROW_NUMBER":"2498490","VIOLATION_NO":"9347155","ISSUE_DT":"08/01/2018","CFR_STANDARD_CD":"46.7(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Order","PROPOSED_PENALTY_AMT":"154.00","CURRENT_ASSESSMENT_AMT":"154.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2018-08-01"},{"SOURCE_ROW_NUMBER":"2498489","VIOLATION_NO":"9347154","ISSUE_DT":"08/01/2018","CFR_STANDARD_CD":"46.9(b)(2)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"118.00","CURRENT_ASSESSMENT_AMT":"118.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2018-08-01"},{"SOURCE_ROW_NUMBER":"2434961","VIOLATION_NO":"8972490","ISSUE_DT":"10/05/2017","CFR_STANDARD_CD":"56.14100(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"116.00","CURRENT_ASSESSMENT_AMT":"116.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2017-10-05"},{"SOURCE_ROW_NUMBER":"2438828","VIOLATION_NO":"8969718","ISSUE_DT":"05/09/2017","CFR_STANDARD_CD":"56.14112(a)(1)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"116.00","CURRENT_ASSESSMENT_AMT":"116.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2017-05-09"},{"SOURCE_ROW_NUMBER":"2438791","VIOLATION_NO":"8969680","ISSUE_DT":"02/28/2017","CFR_STANDARD_CD":"56.9301","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"116.00","CURRENT_ASSESSMENT_AMT":"116.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2017-02-28"},{"SOURCE_ROW_NUMBER":"2438790","VIOLATION_NO":"8969679","ISSUE_DT":"02/28/2017","CFR_STANDARD_CD":"56.20002(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"116.00","CURRENT_ASSESSMENT_AMT":"116.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2017-02-28"},{"SOURCE_ROW_NUMBER":"2363475","VIOLATION_NO":"8831162","ISSUE_DT":"12/04/2014","CFR_STANDARD_CD":"46.3(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"112.00","CURRENT_ASSESSMENT_AMT":"112.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2014-12-04"}]},{"id":"msha-civil-penalty-dockets-decisions","name":"Civil Penalty Dockets and Decisions","domains":["compliance","legal"],"products":["docket lineage","decision outcomes","citation packet precedent"],"rowCount":8,"firstDate":"2007-12-04","lastDate":"2018-12-13","metrics":{"appeals":0,"decisions":8,"recentRows":0,"decisionPenalty":743,"originalPenalty":1223},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"181278","VIOLATION_NO":"9347154","DOCKET_NO":"WEST 2018-0565","DECISION_DT":"12/13/2018","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"118.00","DECISION_PENALTY_AMT":"118.00","JUDGE_FIRST_NAME":"L.Zane","JUDGE_LAST_NAME":"Gill","sourceDate":"2018-12-13"},{"SOURCE_ROW_NUMBER":"170612","VIOLATION_NO":"8969681","DOCKET_NO":"WEST 2017-0475","DECISION_DT":"10/04/2017","DECISION_TYPE_CODE_DESC":"Withdrawal","ORIGINAL_PENALTY_AMT":"116.00","DECISION_PENALTY_AMT":"0.00","JUDGE_FIRST_NAME":"Margaret","JUDGE_LAST_NAME":"Miller","sourceDate":"2017-10-04"},{"SOURCE_ROW_NUMBER":"309239","VIOLATION_NO":"6468353","DOCKET_NO":"WEST 2010-561M","DECISION_DT":"06/07/2011","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"243.00","DECISION_PENALTY_AMT":"210.00","JUDGE_FIRST_NAME":"Robert","JUDGE_LAST_NAME":"Lesnick","sourceDate":"2011-06-07"},{"SOURCE_ROW_NUMBER":"309238","VIOLATION_NO":"6468351","DOCKET_NO":"WEST 2010-561M","DECISION_DT":"06/07/2011","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"243.00","DECISION_PENALTY_AMT":"215.00","JUDGE_FIRST_NAME":"Robert","JUDGE_LAST_NAME":"Lesnick","sourceDate":"2011-06-07"},{"SOURCE_ROW_NUMBER":"295098","VIOLATION_NO":"6465530","DOCKET_NO":"WEST 2009-930M","DECISION_DT":"08/18/2010","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"100.00","DECISION_PENALTY_AMT":"100.00","JUDGE_FIRST_NAME":"N/A","sourceDate":"2010-08-18"},{"SOURCE_ROW_NUMBER":"294662","VIOLATION_NO":"6465528","DOCKET_NO":"WEST 2009-930M","DECISION_DT":"08/18/2010","DECISION_TYPE_CODE_DESC":"Withdrawal","ORIGINAL_PENALTY_AMT":"100.00","DECISION_PENALTY_AMT":"0.00","JUDGE_FIRST_NAME":"N/A","sourceDate":"2010-08-18"},{"SOURCE_ROW_NUMBER":"53849","VIOLATION_NO":"6465529","DOCKET_NO":"WEST 2009-930M","DECISION_DT":"08/18/2010","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"243.00","DECISION_PENALTY_AMT":"100.00","JUDGE_FIRST_NAME":"N/A","sourceDate":"2010-08-18"},{"SOURCE_ROW_NUMBER":"14627","VIOLATION_NO":"6415208","DOCKET_NO":"WEST 2007-431M","DECISION_DT":"12/04/2007","DECISION_TYPE_CODE_DESC":"Dismissal","ORIGINAL_PENALTY_AMT":"60.00","DECISION_PENALTY_AMT":"0.00","JUDGE_FIRST_NAME":"Robert","JUDGE_LAST_NAME":"Lesnick","sourceDate":"2007-12-04"}]},{"id":"msha-contested-violations","name":"Contested Violations","domains":["compliance","legal"],"products":["contest status","time to resolution","contested-rate context"],"rowCount":8,"firstDate":"2007-02-28","lastDate":"2018-08-01","metrics":{"decisions":8,"ssChanged":4,"recentRows":0,"decisionPenalty":743,"proposedPenalty":1223},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"324913","CITATION_NO":"9347154","CITATION_ISSUE_DT":"08/01/2018","DOCKET_NO":"WEST 2018-0565","DECISION_DT":"12/13/2018","CFR_STANDARD_CODE":"46.9(b)(2)","ORIGINAL_SIG_SUB_IND":"N","DECISION_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"118.00","DECISION_PENALTY_AMT":"118.00","sourceDate":"2018-08-01"},{"SOURCE_ROW_NUMBER":"267474","CITATION_NO":"8969681","CITATION_ISSUE_DT":"02/28/2017","DOCKET_NO":"WEST 2017-0475","DECISION_DT":"10/04/2017","CFR_STANDARD_CODE":"56.20008(b)","ORIGINAL_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"116.00","DECISION_PENALTY_AMT":".00","sourceDate":"2017-02-28"},{"SOURCE_ROW_NUMBER":"131488","CITATION_NO":"6468353","CITATION_ISSUE_DT":"11/03/2009","DOCKET_NO":"WEST 2010-561M","DECISION_DT":"06/07/2011","CFR_STANDARD_CODE":"56.9300(b)","ORIGINAL_SIG_SUB_IND":"Y","DECISION_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"243.00","DECISION_PENALTY_AMT":"210.00","sourceDate":"2009-11-03"},{"SOURCE_ROW_NUMBER":"75025","CITATION_NO":"6468351","CITATION_ISSUE_DT":"11/03/2009","DOCKET_NO":"WEST 2010-561M","DECISION_DT":"06/07/2011","CFR_STANDARD_CODE":"56.16006","ORIGINAL_SIG_SUB_IND":"Y","DECISION_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"243.00","DECISION_PENALTY_AMT":"215.00","sourceDate":"2009-11-03"},{"SOURCE_ROW_NUMBER":"407194","CITATION_NO":"6465529","CITATION_ISSUE_DT":"03/25/2009","DOCKET_NO":"WEST 2009-930M","DECISION_DT":"08/18/2010","CFR_STANDARD_CODE":"56.11001","ORIGINAL_SIG_SUB_IND":"Y","DECISION_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"243.00","DECISION_PENALTY_AMT":"100.00","sourceDate":"2009-03-25"},{"SOURCE_ROW_NUMBER":"294659","CITATION_NO":"6465528","CITATION_ISSUE_DT":"03/25/2009","DOCKET_NO":"WEST 2009-930M","DECISION_DT":"08/18/2010","CFR_STANDARD_CODE":"56.14107(a)","ORIGINAL_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"100.00","DECISION_PENALTY_AMT":".00","sourceDate":"2009-03-25"},{"SOURCE_ROW_NUMBER":"180753","CITATION_NO":"6465530","CITATION_ISSUE_DT":"03/25/2009","DOCKET_NO":"WEST 2009-930M","DECISION_DT":"08/18/2010","CFR_STANDARD_CODE":"56.14130(c)","ORIGINAL_SIG_SUB_IND":"N","DECISION_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"100.00","DECISION_PENALTY_AMT":"100.00","sourceDate":"2009-03-25"},{"SOURCE_ROW_NUMBER":"285614","CITATION_NO":"6415208","CITATION_ISSUE_DT":"02/28/2007","DOCKET_NO":"WEST 2007-431M","DECISION_DT":"12/04/2007","CFR_STANDARD_CODE":"47.51","ORIGINAL_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"60.00","DECISION_PENALTY_AMT":".00","sourceDate":"2007-02-28"}]},{"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":"1981-04-01","lastDate":"1998-06-08","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":2},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":46,"firstDate":"2000-05-17","lastDate":"2026-08-27","metrics":{"inspectors":47,"recentRows":8,"onSiteHours":266,"inspectionHours":569.25,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"768761","EVENT_NO":"F0218FB","INSPECTION_BEGIN_DT":"08/27/2026","INSPECTION_END_DT":"08/27/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"14.75","SUM_TOTAL_ON_SITE_HOURS":"9.5","sourceDate":"2026-08-27"},{"SOURCE_ROW_NUMBER":"3744","EVENT_NO":"F0161FA","INSPECTION_BEGIN_DT":"09/03/2025","INSPECTION_END_DT":"09/03/2025","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"6.5","SUM_TOTAL_ON_SITE_HOURS":".25","sourceDate":"2025-09-03"},{"SOURCE_ROW_NUMBER":"639125","EVENT_NO":"6465979","INSPECTION_BEGIN_DT":"02/12/2025","INSPECTION_END_DT":"02/13/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6.5","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2025-02-12"},{"SOURCE_ROW_NUMBER":"572230","EVENT_NO":"F00DC06","INSPECTION_BEGIN_DT":"08/15/2024","INSPECTION_END_DT":"08/15/2024","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6","SUM_TOTAL_ON_SITE_HOURS":"2.5","sourceDate":"2024-08-15"},{"SOURCE_ROW_NUMBER":"73367","EVENT_NO":"6468637","INSPECTION_BEGIN_DT":"03/28/2023","INSPECTION_END_DT":"03/28/2023","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6.25","SUM_TOTAL_ON_SITE_HOURS":"4.25","sourceDate":"2023-03-28"},{"SOURCE_ROW_NUMBER":"957653","EVENT_NO":"6468528","INSPECTION_BEGIN_DT":"06/27/2022","INSPECTION_END_DT":"06/27/2022","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2022-06-27"},{"SOURCE_ROW_NUMBER":"681755","EVENT_NO":"6468233","INSPECTION_BEGIN_DT":"06/01/2021","INSPECTION_END_DT":"06/03/2021","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"14","SUM_TOTAL_ON_SITE_HOURS":"10","sourceDate":"2021-06-01"},{"SOURCE_ROW_NUMBER":"872361","EVENT_NO":"6468223","INSPECTION_BEGIN_DT":"03/30/2021","INSPECTION_END_DT":"03/30/2021","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":".75","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2021-03-30"},{"SOURCE_ROW_NUMBER":"734079","EVENT_NO":"6468044","INSPECTION_BEGIN_DT":"08/10/2020","INSPECTION_END_DT":"08/18/2020","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6","SUM_TOTAL_ON_SITE_HOURS":"2.5","sourceDate":"2020-08-10"},{"SOURCE_ROW_NUMBER":"134583","EVENT_NO":"6468029","INSPECTION_BEGIN_DT":"05/06/2020","INSPECTION_END_DT":"05/06/2020","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2020-05-06"},{"SOURCE_ROW_NUMBER":"14239","EVENT_NO":"6788812","INSPECTION_BEGIN_DT":"11/26/2018","INSPECTION_END_DT":"11/28/2018","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"12","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2018-11-26"},{"SOURCE_ROW_NUMBER":"1013969","EVENT_NO":"6777383","INSPECTION_BEGIN_DT":"08/01/2018","INSPECTION_END_DT":"08/01/2018","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"22","SUM_TOTAL_ON_SITE_HOURS":"6","sourceDate":"2018-08-01"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":14,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2002-Q4":{"hours":245,"employees":4,"production":0},"2002-Q3":{"hours":2051,"employees":3,"production":0},"2002-Q2":{"hours":2547,"employees":4,"production":0},"2002-Q1":{"hours":0,"employees":0,"production":0},"2001-Q4":{"hours":374,"employees":2,"production":0},"2001-Q3":{"hours":1598,"employees":3,"production":0},"2001-Q2":{"hours":1705,"employees":4,"production":0},"2001-Q1":{"hours":224,"employees":2,"production":0},"2000-Q4":{"hours":1,"employees":34,"production":0},"2000-Q3":{"hours":1059,"employees":2,"production":0},"2000-Q2":{"hours":1123,"employees":2,"production":0},"2000-Q1":{"hours":0,"employees":0,"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":50,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2017":{"hours":9552,"employees":7,"production":0},"2018":{"hours":7288,"employees":5,"production":0},"2019":{"hours":8561,"employees":4,"production":0},"2020":{"hours":8703,"employees":4,"production":0},"2021":{"hours":3663,"employees":4,"production":0},"2022":{"hours":5086,"employees":4,"production":0},"2023":{"hours":7397,"employees":5,"production":0},"2024":{"hours":4448,"employees":3,"production":0},"2025":{"hours":1443,"employees":2,"production":0},"2026":{"hours":110,"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-personal-health-samples","name":"Metal and Nonmetal Personal Health Samples","domains":["health","safety"],"products":["personal exposure trend","occupation patterns","analyte coverage"],"rowCount":17,"firstDate":"2004-06-22","lastDate":"2026-08-27","metrics":{"recentRows":5,"actionTaken":17,"maxExposureRatio":0.18,"overExposureLimit":0,"exposureRatioTotal":0.18},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"314223","EVENT_NO":"F0218FB","SAMPLE_NO":"000000202603503200","SAMPLE_DATE":"08/27/2026","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2026-08-27"},{"SOURCE_ROW_NUMBER":"314218","EVENT_NO":"F0218FB","SAMPLE_NO":"000000202603503300","SAMPLE_DATE":"08/27/2026","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2026-08-27"},{"SOURCE_ROW_NUMBER":"257138","EVENT_NO":"6468233","SAMPLE_NO":"000000202102335100","SAMPLE_DATE":"06/01/2021","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Truck Driver","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2021-06-01"},{"SOURCE_ROW_NUMBER":"257137","EVENT_NO":"6468233","SAMPLE_NO":"000000202102335000","SAMPLE_DATE":"06/01/2021","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Washer Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2021-06-01"},{"SOURCE_ROW_NUMBER":"257136","EVENT_NO":"6468233","SAMPLE_NO":"000000202102334900","SAMPLE_DATE":"06/01/2021","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2021-06-01"},{"SOURCE_ROW_NUMBER":"199068","EVENT_NO":"6738246","SAMPLE_NO":"000000201702680100","SAMPLE_DATE":"05/10/2017","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Laborer, Bullgang","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2017-05-10"},{"SOURCE_ROW_NUMBER":"199067","EVENT_NO":"6738246","SAMPLE_NO":"000000201702680000","SAMPLE_DATE":"05/10/2017","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2017-05-10"},{"SOURCE_ROW_NUMBER":"198532","EVENT_NO":"6738246","SAMPLE_NO":"000000201702679900","SAMPLE_DATE":"05/10/2017","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.16","EXPOSURE_LIMIT":"0000.87","C_OVER_E":"00.18","JOB_CD_DESC":"Screen/Scalper Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2017-05-10"},{"SOURCE_ROW_NUMBER":"187681","EVENT_NO":"6699323","SAMPLE_NO":"000000201602938200","SAMPLE_DATE":"05/18/2016","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2016-05-18"},{"SOURCE_ROW_NUMBER":"187680","EVENT_NO":"6699323","SAMPLE_NO":"000000201602938100","SAMPLE_DATE":"05/18/2016","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2016-05-18"},{"SOURCE_ROW_NUMBER":"156664","EVENT_NO":"6619562","SAMPLE_NO":"000000201305807700","SAMPLE_DATE":"07/31/2013","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2013-07-31"},{"SOURCE_ROW_NUMBER":"156663","EVENT_NO":"6619562","SAMPLE_NO":"000000201305807600","SAMPLE_DATE":"07/31/2013","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Laborer, Bullgang","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2013-07-31"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":37,"firstDate":"2000-05-17","lastDate":"2026-08-27","metrics":{"ss":7,"amountDue":4661,"contested":5,"amountPaid":4510,"recentRows":3,"section104d":0,"unterminated":1,"proposedPenalty":4925},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"299234","VIOLATION_NO":"5032597","VIOLATION_ISSUE_DT":"08/27/2026","SIG_SUB":"N","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/27/2026","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2026-08-27"},{"SOURCE_ROW_NUMBER":"299207","VIOLATION_NO":"9733104","VIOLATION_ISSUE_DT":"02/12/2025","SIG_SUB":"Y","PART_SECTION":"56.12028","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"2","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"02/12/2025","PROPOSED_PENALTY":"398","AMOUNT_DUE":"398","AMOUNT_PAID":"398","CONTESTED_IND":"N","sourceDate":"2025-02-12"},{"SOURCE_ROW_NUMBER":"299206","VIOLATION_NO":"9733103","VIOLATION_ISSUE_DT":"02/12/2025","SIG_SUB":"N","PART_SECTION":"56.12032","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"02/12/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-02-12"},{"SOURCE_ROW_NUMBER":"299239","VIOLATION_NO":"9347678","VIOLATION_ISSUE_DT":"11/27/2018","SIG_SUB":"N","PART_SECTION":"56.9300(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/28/2018","PROPOSED_PENALTY":"138","AMOUNT_DUE":"138","AMOUNT_PAID":"138","CONTESTED_IND":"N","sourceDate":"2018-11-27"},{"SOURCE_ROW_NUMBER":"299229","VIOLATION_NO":"9347156","VIOLATION_ISSUE_DT":"08/01/2018","SIG_SUB":"N","PART_SECTION":"56.4201(a)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"08/01/2018","PROPOSED_PENALTY":"138","AMOUNT_DUE":"138","AMOUNT_PAID":"138","CONTESTED_IND":"N","sourceDate":"2018-08-01"},{"SOURCE_ROW_NUMBER":"299228","VIOLATION_NO":"9347155","VIOLATION_ISSUE_DT":"08/01/2018","SIG_SUB":"N","PART_SECTION":"46.7(a)","CIT_ORD_SAFE":"Order","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/03/2018","PROPOSED_PENALTY":"154","AMOUNT_DUE":"154","AMOUNT_PAID":"154","CONTESTED_IND":"N","sourceDate":"2018-08-01"},{"SOURCE_ROW_NUMBER":"299227","VIOLATION_NO":"9347154","VIOLATION_ISSUE_DT":"08/01/2018","SIG_SUB":"N","PART_SECTION":"46.9(b)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"08/09/2018","PROPOSED_PENALTY":"118","AMOUNT_DUE":"118","AMOUNT_PAID":"118","CONTESTED_IND":"N","sourceDate":"2018-08-01"},{"SOURCE_ROW_NUMBER":"299235","VIOLATION_NO":"8972490","VIOLATION_ISSUE_DT":"10/05/2017","SIG_SUB":"N","PART_SECTION":"56.14100(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/05/2017","PROPOSED_PENALTY":"116","AMOUNT_DUE":"116","AMOUNT_PAID":"116","CONTESTED_IND":"N","sourceDate":"2017-10-05"},{"SOURCE_ROW_NUMBER":"299216","VIOLATION_NO":"8969718","VIOLATION_ISSUE_DT":"05/09/2017","SIG_SUB":"N","PART_SECTION":"56.14112(a)(1)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/10/2017","PROPOSED_PENALTY":"116","AMOUNT_DUE":"116","AMOUNT_PAID":"116","CONTESTED_IND":"N","sourceDate":"2017-05-09"},{"SOURCE_ROW_NUMBER":"299210","VIOLATION_NO":"8969680","VIOLATION_ISSUE_DT":"02/28/2017","SIG_SUB":"N","PART_SECTION":"56.9301","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/01/2017","PROPOSED_PENALTY":"116","AMOUNT_DUE":"116","AMOUNT_PAID":"116","CONTESTED_IND":"N","sourceDate":"2017-02-28"},{"SOURCE_ROW_NUMBER":"299209","VIOLATION_NO":"8969679","VIOLATION_ISSUE_DT":"02/28/2017","SIG_SUB":"N","PART_SECTION":"56.20002(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/01/2017","PROPOSED_PENALTY":"116","AMOUNT_DUE":"116","AMOUNT_PAID":"116","CONTESTED_IND":"N","sourceDate":"2017-02-28"},{"SOURCE_ROW_NUMBER":"299242","VIOLATION_NO":"8831178","VIOLATION_ISSUE_DT":"12/16/2014","PART_SECTION":"46.3(b)","CIT_ORD_SAFE":"Order","NO_AFFECTED":"0","TERMINATION_DT":"02/17/2015","CONTESTED_IND":"N","sourceDate":"2014-12-16"}]}],"safety":{"href":"/api/v1/mines/0503510/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/0503510/silica","description":"Dedicated silica records, measurements, sample status and trends. Defaults to the snapshot year; use year=all for history."},"externalContext":{"eia":null,"title30":{"snapshot":{"chapterCount":6,"featuredSectionCount":100,"latestAmendedOn":"2026-08-14","latestIssueDate":"2026-08-14","partCount":206,"sectionCount":5954,"upToDateAsOf":"2026-08-19"},"regulations":[{"chapter":"I","heading":"Moving machine parts.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14107","part":"56","subchapter":"K","subpart":"M","id":"56.14107","citation":"30 CFR 56.14107","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Testing grounding systems.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12028","part":"56","subchapter":"K","subpart":"K","id":"56.12028","citation":"30 CFR 56.12028","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Inspection and cover plates.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12032","part":"56","subchapter":"K","subpart":"K","id":"56.12032","citation":"30 CFR 56.12032","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Berms or guardrails.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9300","part":"56","subchapter":"K","subpart":"H","id":"56.9300","citation":"30 CFR 56.9300","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Inspection.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4201","part":"56","subchapter":"K","subpart":"C","id":"56.4201","citation":"30 CFR 56.4201","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"New task training.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.7","part":"46","subchapter":"H","subpart":"","id":"46.7","citation":"30 CFR 46.7","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER H—EDUCATION AND TRAINING","partHeading":"PART 46—TRAINING AND RETRAINING OF MINERS ENGAGED IN SHELL DREDGING OR EMPLOYED AT SAND, GRAVEL, SURFACE STONE, SURFACE CLAY, COLLOIDAL PHOSPHATE, OR SURFACE LIMESTONE 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-46/section-46.9","part":"46","subchapter":"H","subpart":"","id":"46.9","citation":"30 CFR 46.9","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER H—EDUCATION AND TRAINING","partHeading":"PART 46—TRAINING AND RETRAINING OF MINERS ENGAGED IN SHELL DREDGING OR EMPLOYED AT SAND, GRAVEL, SURFACE STONE, SURFACE CLAY, COLLOIDAL PHOSPHATE, OR SURFACE LIMESTONE MINES.","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Safety defects; examination, correction and records.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14100","part":"56","subchapter":"K","subpart":"M","id":"56.14100","citation":"30 CFR 56.14100","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Construction and maintenance of guards.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14112","part":"56","subchapter":"K","subpart":"M","id":"56.14112","citation":"30 CFR 56.14112","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Dump site restraints.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9301","part":"56","subchapter":"K","subpart":"H","id":"56.9301","citation":"30 CFR 56.9301","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Potable water.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20002","part":"56","subchapter":"K","subpart":"S","id":"56.20002","citation":"30 CFR 56.20002","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Training plans.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.3","part":"46","subchapter":"H","subpart":"","id":"46.3","citation":"30 CFR 46.3","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER H—EDUCATION AND TRAINING","partHeading":"PART 46—TRAINING AND RETRAINING OF MINERS ENGAGED IN SHELL DREDGING OR EMPLOYED AT SAND, GRAVEL, SURFACE STONE, SURFACE CLAY, COLLOIDAL PHOSPHATE, OR SURFACE LIMESTONE MINES.","subpartHeading":"","text":null,"occurrenceCount":1}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"0503510","dataSource":"postgres","snapshotId":"2026-10-17T05:35:58.500035+00:00","completedAt":"2026-10-17T06:17:15.228Z","sourceCount":20,"totalRows":15450873}}