{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"0301618","name":"Gum Log Quarry","status":"Active","status_date":"2004-04-23","mine_type":"Surface","coal_metal":"M","commodity":"Crushed, Broken Sandstone","state":"AR","county":"Pope","nearest_town":"Russellville","operator_id":"L03692","operator_name":"Ronnie Duffield Gravel Company","controller_id":"0169560","controller_name":"Matt  Duffield; Luke B Duffield; David D Duffield","district":"M5","office":"Little Rock AR Field Office","employees":17,"latitude":35.328611,"longitude":-93.030278},"coverage":{"contributingSources":14,"registeredSources":20,"sourceRows":860},"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":"0301618","name":"Gum Log Quarry"},"operator":{"type":"operator","id":"L03692","name":"Ronnie Duffield Gravel Company"},"controller":{"type":"controller","id":"0169560","name":"Matt  Duffield; Luke B Duffield; David D Duffield"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M02961","name":"Ronald  Duffield"},"object":{"type":"mine","id":"0301618","name":"Gum Log Quarry"},"validFrom":"1950-01-01","validTo":"2020-06-07","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0301618|M02961|1950-01-01|2020-06-07"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L03692","name":"Ronnie Duffield Gravel Company"},"object":{"type":"mine","id":"0301618","name":"Gum Log Quarry"},"validFrom":"1987-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0301618|L03692|1987-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M02961","name":"Ronald  Duffield"},"object":{"type":"operator","id":"L03692","name":"Ronnie Duffield Gravel Company"},"validFrom":"1987-01-01","validTo":"2020-06-07","current":false,"derived":true,"evidenceMineId":"0301618","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0301618|L03692|1987-01-01|M02961|1950-01-01|127480"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0164763","name":"Luke B Duffield et al"},"object":{"type":"mine","id":"0301618","name":"Gum Log Quarry"},"validFrom":"2020-06-08","validTo":"2022-06-02","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0301618|0164763|2020-06-08|2022-06-02"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0164763","name":"Luke B Duffield et al"},"object":{"type":"operator","id":"L03692","name":"Ronnie Duffield Gravel Company"},"validFrom":"2020-06-08","validTo":"2022-06-02","current":false,"derived":true,"evidenceMineId":"0301618","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0301618|L03692|1987-01-01|0164763|2020-06-08|34504"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0164763","name":"Ronald M Duffield et al"},"object":{"type":"operator","id":"L03692","name":"Ronnie Duffield Gravel Company"},"validFrom":"2020-06-08","validTo":"2022-06-02","current":false,"derived":true,"evidenceMineId":"0301618","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0301618|L03692|1987-01-01|0164763|2020-06-08|34505"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0164763","name":"David D Duffield et al"},"object":{"type":"operator","id":"L03692","name":"Ronnie Duffield Gravel Company"},"validFrom":"2020-06-08","validTo":"2022-06-02","current":false,"derived":true,"evidenceMineId":"0301618","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0301618|L03692|1987-01-01|0164763|2020-06-08|34506"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0169560","name":"Matt  Duffield et al"},"object":{"type":"mine","id":"0301618","name":"Gum Log Quarry"},"validFrom":"2022-06-03","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0301618|0169560|2022-06-03|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0169560","name":"Matt  Duffield et al"},"object":{"type":"operator","id":"L03692","name":"Ronnie Duffield Gravel Company"},"validFrom":"2022-06-03","validTo":null,"current":true,"derived":true,"evidenceMineId":"0301618","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0301618|L03692|1987-01-01|0169560|2022-06-03|35830"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0169560","name":"David D Duffield et al"},"object":{"type":"operator","id":"L03692","name":"Ronnie Duffield Gravel Company"},"validFrom":"2022-06-03","validTo":null,"current":true,"derived":true,"evidenceMineId":"0301618","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0301618|L03692|1987-01-01|0169560|2022-06-03|35831"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0169560","name":"Luke B Duffield et al"},"object":{"type":"operator","id":"L03692","name":"Ronnie Duffield Gravel Company"},"validFrom":"2022-06-03","validTo":null,"current":true,"derived":true,"evidenceMineId":"0301618","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0301618|L03692|1987-01-01|0169560|2022-06-03|35832"}}],"coverage":{"historyRecords":7,"edgeCount":11,"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":5,"firstDate":"2005-09-29","lastDate":"2025-01-13","metrics":{"daysLost":424,"injuries":5,"fatalities":0,"recentRows":1,"restrictedDays":15,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"271286","DOCUMENT_NO":"220250240013","ACCIDENT_DT":"01/13/2025","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Fall to the walkway or working surface","OCCUPATION":"Haul/Off road/Coal/Ore/Pit/Quarry/Rock/Rubber tire truck driver, Transportation truck driver","NO_INJURIES":"1","DAYS_LOST":"363","NARRATIVE":"Dump truck driver slipped on black ice approaching their truck. When they landed, they broke two bones in their right hand.","sourceDate":"2025-01-13"},{"SOURCE_ROW_NUMBER":"198083","DOCUMENT_NO":"220100280040","ACCIDENT_DT":"01/11/2010","DEGREE_INJURY":"DYS AWY FRM WRK & RESTRCTD ACT","CLASSIFICATION":"POWERED HAULAGE","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer","NO_INJURIES":"1","DAYS_LOST":"7","NARRATIVE":"EE was climbing up on 345B track hoe to put fuel in it. He heard a pop and felt pain in his left calf muscle.","sourceDate":"2010-01-11"},{"SOURCE_ROW_NUMBER":"26264","DOCUMENT_NO":"220083010075","ACCIDENT_DT":"10/07/2008","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer","NO_INJURIES":"1","DAYS_LOST":"3","NARRATIVE":"While employee was climbing down off trackhoe, he felt pain in his right shoulder.","sourceDate":"2008-10-07"},{"SOURCE_ROW_NUMBER":"82103","DOCUMENT_NO":"220072420047","ACCIDENT_DT":"08/13/2007","DEGREE_INJURY":"DAYS AWAY FROM WORK 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":"50","NARRATIVE":"Employee was pulling trackhoe teeth off truck. He strained his groin.","sourceDate":"2007-08-13"},{"SOURCE_ROW_NUMBER":"103344","DOCUMENT_NO":"220052900092","ACCIDENT_DT":"09/29/2005","DEGREE_INJURY":"DYS AWY FRM WRK & RESTRCTD ACT","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Over-exertion in lifting objects","OCCUPATION":"Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer","NO_INJURIES":"1","DAYS_LOST":"1","NARRATIVE":"Ee was carrying a roll of rubber legging to conveyor to replace the legging on conveyor. The legging weighed approx. 10 to 15 lbs and he carried it approx. 20 ft to conveyor. His back started hurting.","sourceDate":"2005-09-29"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2004-04-23","lastDate":"2004-04-23","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":104,"firstDate":"2001-03-12","lastDate":"2026-05-13","metrics":{"ss":20,"delinquent":94,"recentRows":27,"paidPenalty":22103.8,"proposedPenalty":23717,"currentAssessment":22103.8},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"3033589","VIOLATION_NO":"5170140","ISSUE_DT":"05/13/2026","CFR_STANDARD_CD":"56.11012","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2026-05-13"},{"SOURCE_ROW_NUMBER":"3033588","VIOLATION_NO":"5170139","ISSUE_DT":"05/12/2026","CFR_STANDARD_CD":"56.20003(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"642.00","CURRENT_ASSESSMENT_AMT":"642.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2026-05-12"},{"SOURCE_ROW_NUMBER":"3033587","VIOLATION_NO":"5170138","ISSUE_DT":"05/12/2026","CFR_STANDARD_CD":"56.20003(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":"2026-05-12"},{"SOURCE_ROW_NUMBER":"3033586","VIOLATION_NO":"5170137","ISSUE_DT":"05/12/2026","CFR_STANDARD_CD":"56.14112(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2026-05-12"},{"SOURCE_ROW_NUMBER":"3033540","VIOLATION_NO":"5170045","ISSUE_DT":"01/08/2026","CFR_STANDARD_CD":"50.20-1","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2026-01-08"},{"SOURCE_ROW_NUMBER":"2997806","VIOLATION_NO":"5171017","ISSUE_DT":"11/13/2025","CFR_STANDARD_CD":"46.7(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Order","PROPOSED_PENALTY_AMT":"168.00","CURRENT_ASSESSMENT_AMT":"168.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-11-13"},{"SOURCE_ROW_NUMBER":"2997805","VIOLATION_NO":"5171014","ISSUE_DT":"11/12/2025","CFR_STANDARD_CD":"56.12018","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-11-12"},{"SOURCE_ROW_NUMBER":"2997804","VIOLATION_NO":"5171013","ISSUE_DT":"11/12/2025","CFR_STANDARD_CD":"56.14112(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-11-12"},{"SOURCE_ROW_NUMBER":"2997803","VIOLATION_NO":"5171012","ISSUE_DT":"11/12/2025","CFR_STANDARD_CD":"56.14112(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-11-12"},{"SOURCE_ROW_NUMBER":"2997802","VIOLATION_NO":"5171011","ISSUE_DT":"11/12/2025","CFR_STANDARD_CD":"56.12018","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"193.00","CURRENT_ASSESSMENT_AMT":"193.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-11-12"},{"SOURCE_ROW_NUMBER":"2997801","VIOLATION_NO":"5171010","ISSUE_DT":"11/12/2025","CFR_STANDARD_CD":"56.14112(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-11-12"},{"SOURCE_ROW_NUMBER":"2970399","VIOLATION_NO":"5000302","ISSUE_DT":"04/23/2025","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":"Closed","sourceDate":"2025-04-23"}]},{"id":"msha-civil-penalty-dockets-decisions","name":"Civil Penalty Dockets and Decisions","domains":["compliance","legal"],"products":["docket lineage","decision outcomes","citation packet precedent"],"rowCount":7,"firstDate":"2003-11-05","lastDate":"2003-11-05","metrics":{"appeals":0,"decisions":7,"recentRows":0,"decisionPenalty":6452.8,"originalPenalty":8066},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"467384","VIOLATION_NO":"6225511","DOCKET_NO":"CENT20030200M","DECISION_DT":"11/05/2003","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"557.00","DECISION_PENALTY_AMT":"445.60","JUDGE_FIRST_NAME":"T","JUDGE_LAST_NAME":"Hodgdon","sourceDate":"2003-11-05"},{"SOURCE_ROW_NUMBER":"467383","VIOLATION_NO":"6225510","DOCKET_NO":"CENT20030200M","DECISION_DT":"11/05/2003","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"340.00","DECISION_PENALTY_AMT":"272.00","JUDGE_FIRST_NAME":"T","JUDGE_LAST_NAME":"Hodgdon","sourceDate":"2003-11-05"},{"SOURCE_ROW_NUMBER":"467143","VIOLATION_NO":"6225515","DOCKET_NO":"CENT20030200M","DECISION_DT":"11/05/2003","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"557.00","DECISION_PENALTY_AMT":"445.60","JUDGE_FIRST_NAME":"T","JUDGE_LAST_NAME":"Hodgdon","sourceDate":"2003-11-05"},{"SOURCE_ROW_NUMBER":"171529","VIOLATION_NO":"6225513","DOCKET_NO":"CENT20030200M","DECISION_DT":"11/05/2003","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"5060.00","DECISION_PENALTY_AMT":"4048.00","JUDGE_FIRST_NAME":"T","JUDGE_LAST_NAME":"Hodgdon","sourceDate":"2003-11-05"},{"SOURCE_ROW_NUMBER":"171379","VIOLATION_NO":"6225512","DOCKET_NO":"CENT20030200M","DECISION_DT":"11/05/2003","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"872.00","DECISION_PENALTY_AMT":"697.60","JUDGE_FIRST_NAME":"T","JUDGE_LAST_NAME":"Hodgdon","sourceDate":"2003-11-05"},{"SOURCE_ROW_NUMBER":"171378","VIOLATION_NO":"6225509","DOCKET_NO":"CENT20030200M","DECISION_DT":"11/05/2003","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"340.00","DECISION_PENALTY_AMT":"272.00","JUDGE_FIRST_NAME":"T","JUDGE_LAST_NAME":"Hodgdon","sourceDate":"2003-11-05"},{"SOURCE_ROW_NUMBER":"171377","VIOLATION_NO":"6225508","DOCKET_NO":"CENT20030200M","DECISION_DT":"11/05/2003","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"340.00","DECISION_PENALTY_AMT":"272.00","JUDGE_FIRST_NAME":"T","JUDGE_LAST_NAME":"Hodgdon","sourceDate":"2003-11-05"}]},{"id":"msha-conferences","name":"Conferences","domains":["compliance","legal"],"products":["conference history","post-issuance changes","citation lifecycle"],"rowCount":8,"firstDate":"2003-02-28","lastDate":"2003-02-28","metrics":{"linkedIssuances":8},"periods":{},"recentRecords":[]},{"id":"msha-contractor-production-quarterly","name":"Contractor Employment and Production — Quarterly","domains":["contractors","production","safety"],"products":["contractor exposure denominator","productivity","presence windows"],"rowCount":163,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":1,"notMineAttributable":1},"periods":{},"recentRecords":[]},{"id":"msha-contractor-production-yearly","name":"Contractor Employment and Production — Yearly","domains":["contractors","production","safety"],"products":["long-run contractor trend","annual denominator reconciliation"],"rowCount":35,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":1,"notMineAttributable":1},"periods":{},"recentRecords":[]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":7,"firstDate":"1987-01-01","lastDate":"1987-01-01","metrics":{"recentRows":0,"currentOperatorTenures":7,"completedOperatorTenures":0},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":64,"firstDate":"2001-03-12","lastDate":"2026-05-12","metrics":{"inspectors":64,"recentRows":14,"onSiteHours":771.75,"inspectionHours":1116,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"864777","EVENT_NO":"F03A520","INSPECTION_BEGIN_DT":"05/12/2026","INSPECTION_END_DT":"05/14/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"26","SUM_TOTAL_ON_SITE_HOURS":"15.25","sourceDate":"2026-05-12"},{"SOURCE_ROW_NUMBER":"597984","EVENT_NO":"F03A50D","INSPECTION_BEGIN_DT":"01/08/2026","INSPECTION_END_DT":"01/08/2026","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2026-01-08"},{"SOURCE_ROW_NUMBER":"568884","EVENT_NO":"F0207B1","INSPECTION_BEGIN_DT":"11/12/2025","INSPECTION_END_DT":"11/14/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"28","SUM_TOTAL_ON_SITE_HOURS":"17.5","sourceDate":"2025-11-12"},{"SOURCE_ROW_NUMBER":"929918","EVENT_NO":"F0207A4","INSPECTION_BEGIN_DT":"09/15/2025","INSPECTION_END_DT":"09/17/2025","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"18","SUM_TOTAL_ON_SITE_HOURS":"9","sourceDate":"2025-09-15"},{"SOURCE_ROW_NUMBER":"693952","EVENT_NO":"F0151F4","INSPECTION_BEGIN_DT":"04/23/2025","INSPECTION_END_DT":"04/24/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"16.25","SUM_TOTAL_ON_SITE_HOURS":"10.5","sourceDate":"2025-04-23"},{"SOURCE_ROW_NUMBER":"439424","EVENT_NO":"F00690C","INSPECTION_BEGIN_DT":"01/14/2025","INSPECTION_END_DT":"01/15/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"17.5","SUM_TOTAL_ON_SITE_HOURS":"10","sourceDate":"2025-01-14"},{"SOURCE_ROW_NUMBER":"936627","EVENT_NO":"F005553","INSPECTION_BEGIN_DT":"06/03/2024","INSPECTION_END_DT":"06/07/2024","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"26","SUM_TOTAL_ON_SITE_HOURS":"9","sourceDate":"2024-06-03"},{"SOURCE_ROW_NUMBER":"174273","EVENT_NO":"6932179","INSPECTION_BEGIN_DT":"11/20/2023","INSPECTION_END_DT":"11/22/2023","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"29","SUM_TOTAL_ON_SITE_HOURS":"23.5","sourceDate":"2023-11-20"},{"SOURCE_ROW_NUMBER":"774307","EVENT_NO":"6934555","INSPECTION_BEGIN_DT":"06/27/2023","INSPECTION_END_DT":"06/30/2023","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"30","SUM_TOTAL_ON_SITE_HOURS":"26.5","sourceDate":"2023-06-27"},{"SOURCE_ROW_NUMBER":"507210","EVENT_NO":"6806026","INSPECTION_BEGIN_DT":"05/17/2023","INSPECTION_END_DT":"05/17/2023","ACTIVITY_CODE":"E17","ACTIVITY":"Special Emphasis Programs","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2023-05-17"},{"SOURCE_ROW_NUMBER":"564817","EVENT_NO":"6934509","INSPECTION_BEGIN_DT":"02/14/2023","INSPECTION_END_DT":"02/16/2023","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"29","SUM_TOTAL_ON_SITE_HOURS":"26","sourceDate":"2023-02-14"},{"SOURCE_ROW_NUMBER":"287845","EVENT_NO":"6888852","INSPECTION_BEGIN_DT":"05/24/2022","INSPECTION_END_DT":"06/02/2022","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"28","SUM_TOTAL_ON_SITE_HOURS":"23.5","sourceDate":"2022-05-24"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":208,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2026-Q2":{"hours":14149,"employees":23,"production":0},"2026-Q1":{"hours":12039,"employees":25,"production":0},"2025-Q4":{"hours":10509,"employees":23,"production":0},"2025-Q3":{"hours":12441,"employees":22,"production":0},"2025-Q2":{"hours":14153,"employees":25,"production":0},"2025-Q1":{"hours":11994,"employees":25,"production":0},"2024-Q4":{"hours":11012,"employees":23,"production":0},"2024-Q3":{"hours":15113,"employees":27,"production":0},"2024-Q2":{"hours":14043,"employees":26,"production":0},"2024-Q1":{"hours":14191,"employees":27,"production":0},"2023-Q4":{"hours":13237,"employees":25,"production":0},"2023-Q3":{"hours":18116,"employees":27,"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":54,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2017":{"hours":41156,"employees":19,"production":0},"2018":{"hours":35244,"employees":17,"production":0},"2019":{"hours":33357,"employees":15,"production":0},"2020":{"hours":47210,"employees":19,"production":0},"2021":{"hours":54626,"employees":22,"production":0},"2022":{"hours":56763,"employees":24,"production":0},"2023":{"hours":60023,"employees":25,"production":0},"2024":{"hours":54359,"employees":26,"production":0},"2025":{"hours":49097,"employees":24,"production":0},"2026":{"hours":26188,"employees":25,"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":98,"firstDate":"2001-11-07","lastDate":"2025-09-16","metrics":{"recentRows":49,"actionTaken":98,"maxExposureRatio":5.03,"overExposureLimit":4,"exposureRatioTotal":11.76},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"307115","EVENT_NO":"F0207A4","SAMPLE_NO":"000000202504079700","SAMPLE_DATE":"09/16/2025","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Supervisor, Co. Official","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2025-09-16"},{"SOURCE_ROW_NUMBER":"307114","EVENT_NO":"F0207A4","SAMPLE_NO":"000000202504079600","SAMPLE_DATE":"09/16/2025","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.14","EXPOSURE_LIMIT":"0000.65","C_OVER_E":"00.22","JOB_CD_DESC":"Utility Man","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2025-09-16"},{"SOURCE_ROW_NUMBER":"307113","EVENT_NO":"F0207A4","SAMPLE_NO":"000000202504079500","SAMPLE_DATE":"09/16/2025","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Mechanic","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2025-09-16"},{"SOURCE_ROW_NUMBER":"307112","EVENT_NO":"F0207A4","SAMPLE_NO":"000000202504079400","SAMPLE_DATE":"09/16/2025","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Welder, etc.","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2025-09-16"},{"SOURCE_ROW_NUMBER":"276119","EVENT_NO":"6934555","SAMPLE_NO":"000000202302846216","SAMPLE_DATE":"06/28/2023","CONTAMINANT_DESC":"Zinc oxide fumes","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0005.00","C_OVER_E":"00.00","JOB_CD_DESC":"Welder, etc.","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2023-06-28"},{"SOURCE_ROW_NUMBER":"276118","EVENT_NO":"6934555","SAMPLE_NO":"000000202302846215","SAMPLE_DATE":"06/28/2023","CONTAMINANT_DESC":"Vanadium fumes","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0050.00","C_OVER_E":"00.00","JOB_CD_DESC":"Welder, etc.","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2023-06-28"},{"SOURCE_ROW_NUMBER":"276117","EVENT_NO":"6934555","SAMPLE_NO":"000000202302846213","SAMPLE_DATE":"06/28/2023","CONTAMINANT_DESC":"Nickel fumes","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0001.00","C_OVER_E":"00.00","JOB_CD_DESC":"Welder, etc.","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2023-06-28"},{"SOURCE_ROW_NUMBER":"276116","EVENT_NO":"6934555","SAMPLE_NO":"000000202302846212","SAMPLE_DATE":"06/28/2023","CONTAMINANT_DESC":"Molybdenum fumes","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0010.00","C_OVER_E":"00.00","JOB_CD_DESC":"Welder, etc.","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2023-06-28"},{"SOURCE_ROW_NUMBER":"276115","EVENT_NO":"6934555","SAMPLE_NO":"000000202302846211","SAMPLE_DATE":"06/28/2023","CONTAMINANT_DESC":"Manganese fumes","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0005.00","C_OVER_E":"00.00","JOB_CD_DESC":"Welder, etc.","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2023-06-28"},{"SOURCE_ROW_NUMBER":"276114","EVENT_NO":"6934555","SAMPLE_NO":"000000202302846210","SAMPLE_DATE":"06/28/2023","CONTAMINANT_DESC":"Magnesium oxide fumes","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0010.00","C_OVER_E":"00.00","JOB_CD_DESC":"Welder, etc.","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2023-06-28"},{"SOURCE_ROW_NUMBER":"276113","EVENT_NO":"6934555","SAMPLE_NO":"000000202302846209","SAMPLE_DATE":"06/28/2023","CONTAMINANT_DESC":"Lead fumes","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0150.00","C_OVER_E":"00.00","JOB_CD_DESC":"Welder, etc.","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2023-06-28"},{"SOURCE_ROW_NUMBER":"276112","EVENT_NO":"6934555","SAMPLE_NO":"000000202302846208","SAMPLE_DATE":"06/28/2023","CONTAMINANT_DESC":"Iron oxide fumes","CONCENTRATION":"0000.01","EXPOSURE_LIMIT":"0010.00","C_OVER_E":"00.00","JOB_CD_DESC":"Welder, etc.","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2023-06-28"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":105,"firstDate":"2001-03-12","lastDate":"2026-05-13","metrics":{"ss":20,"amountDue":22103.8,"contested":7,"amountPaid":22103.8,"recentRows":27,"section104d":0,"unterminated":1,"proposedPenalty":23717},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"176900","VIOLATION_NO":"5170140","VIOLATION_ISSUE_DT":"05/13/2026","SIG_SUB":"N","PART_SECTION":"56.11012","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/13/2026","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2026-05-13"},{"SOURCE_ROW_NUMBER":"176899","VIOLATION_NO":"5170139","VIOLATION_ISSUE_DT":"05/12/2026","SIG_SUB":"Y","PART_SECTION":"56.20003(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/12/2026","PROPOSED_PENALTY":"642","AMOUNT_DUE":"642","AMOUNT_PAID":"642","CONTESTED_IND":"N","sourceDate":"2026-05-12"},{"SOURCE_ROW_NUMBER":"176898","VIOLATION_NO":"5170138","VIOLATION_ISSUE_DT":"05/12/2026","SIG_SUB":"N","PART_SECTION":"56.20003(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/13/2026","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2026-05-12"},{"SOURCE_ROW_NUMBER":"176897","VIOLATION_NO":"5170137","VIOLATION_ISSUE_DT":"05/12/2026","SIG_SUB":"N","PART_SECTION":"56.14112(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/13/2026","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2026-05-12"},{"SOURCE_ROW_NUMBER":"176856","VIOLATION_NO":"5170045","VIOLATION_ISSUE_DT":"01/08/2026","SIG_SUB":"N","PART_SECTION":"50.20-1","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/08/2026","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2026-01-08"},{"SOURCE_ROW_NUMBER":"176953","VIOLATION_NO":"5171017","VIOLATION_ISSUE_DT":"11/13/2025","SIG_SUB":"N","PART_SECTION":"46.7(a)","CIT_ORD_SAFE":"Order","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/13/2025","PROPOSED_PENALTY":"168","AMOUNT_DUE":"168","AMOUNT_PAID":"168","CONTESTED_IND":"N","sourceDate":"2025-11-13"},{"SOURCE_ROW_NUMBER":"176952","VIOLATION_NO":"5171014","VIOLATION_ISSUE_DT":"11/12/2025","SIG_SUB":"N","PART_SECTION":"56.12018","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/12/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-11-12"},{"SOURCE_ROW_NUMBER":"176951","VIOLATION_NO":"5171013","VIOLATION_ISSUE_DT":"11/12/2025","SIG_SUB":"N","PART_SECTION":"56.14112(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/13/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-11-12"},{"SOURCE_ROW_NUMBER":"176950","VIOLATION_NO":"5171012","VIOLATION_ISSUE_DT":"11/12/2025","SIG_SUB":"N","PART_SECTION":"56.14112(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/13/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-11-12"},{"SOURCE_ROW_NUMBER":"176949","VIOLATION_NO":"5171011","VIOLATION_ISSUE_DT":"11/12/2025","SIG_SUB":"N","PART_SECTION":"56.12018","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"11/12/2025","PROPOSED_PENALTY":"193","AMOUNT_DUE":"193","AMOUNT_PAID":"193","CONTESTED_IND":"N","sourceDate":"2025-11-12"},{"SOURCE_ROW_NUMBER":"176948","VIOLATION_NO":"5171010","VIOLATION_ISSUE_DT":"11/12/2025","SIG_SUB":"N","PART_SECTION":"56.14112(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/12/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-11-12"},{"SOURCE_ROW_NUMBER":"176895","VIOLATION_NO":"5000302","VIOLATION_ISSUE_DT":"04/23/2025","SIG_SUB":"N","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/24/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-04-23"}]}],"safety":{"href":"/api/v1/mines/0301618/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/0301618/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":"Protection for openings around travelways.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11012","part":"56","subchapter":"K","subpart":"J","id":"56.11012","citation":"30 CFR 56.11012","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":"Housekeeping.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20003","part":"56","subchapter":"K","subpart":"S","id":"56.20003","citation":"30 CFR 56.20003","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":2},{"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":4},{"chapter":"I","heading":"General instructions for completing MSHA Form 7000-1.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-C/section-50.20-1","part":"50","subchapter":"I","subpart":"C","id":"50.20-1","citation":"30 CFR 50.20-1","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER I—ACCIDENTS, INJURIES, ILLNESSES, EMPLOYMENT, AND PRODUCTION IN MINES","partHeading":"PART 50—NOTIFICATION, INVESTIGATION, REPORTS AND RECORDS OF ACCIDENTS, INJURIES, ILLNESSES, EMPLOYMENT, AND COAL PRODUCTION IN 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":"Identification of power switches.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12018","part":"56","subchapter":"K","subpart":"K","id":"56.12018","citation":"30 CFR 56.12018","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":2},{"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}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"0301618","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}