{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"0404590","name":"Cherry Hill Mine","status":"Abandoned","status_date":"2013-10-01","mine_type":"Underground","coal_metal":"M","commodity":"Gold Ore","state":"CA","county":"Siskiyou","nearest_town":"Yreka, CA","operator_id":"0119028","operator_name":"Lucky Boy Resources LLC","controller_id":"0101025","controller_name":"Silver Sun Resources Corp","district":"M7","office":"Vacaville CA Field Office","employees":0,"latitude":41.716389,"longitude":-122.758056},"coverage":{"contributingSources":11,"registeredSources":20,"sourceRows":251},"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":"0404590","name":"Cherry Hill Mine"},"operator":{"type":"operator","id":"0119028","name":"Lucky Boy Resources LLC"},"controller":{"type":"controller","id":"0101025","name":"Silver Sun Resources Corp"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L31769","name":"Cherry Hill Mines"},"object":{"type":"mine","id":"0404590","name":"Cherry Hill Mine"},"validFrom":"1982-05-01","validTo":"2004-03-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0404590|L31769|1982-05-01|2004-03-31"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M31769","name":"Akers Ross"},"object":{"type":"mine","id":"0404590","name":"Cherry Hill Mine"},"validFrom":"1982-05-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0404590|M31769|1982-05-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M31769","name":"Akers Ross"},"object":{"type":"operator","id":"L31769","name":"Cherry Hill Mines"},"validFrom":"1982-05-01","validTo":"2004-03-31","current":false,"derived":true,"evidenceMineId":"0404590","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0404590|L31769|1982-05-01|M31769|1982-05-01|160118"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0052540","name":"Cherry Hill Mining Co."},"object":{"type":"mine","id":"0404590","name":"Cherry Hill Mine"},"validFrom":"2004-04-01","validTo":"2011-07-10","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0404590|0052540|2004-04-01|2011-07-10"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0043389","name":"Richard Francies  Lyon  et al"},"object":{"type":"mine","id":"0404590","name":"Cherry Hill Mine"},"validFrom":"2004-04-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0404590|0043389|2004-04-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0043389","name":"Richard Francies  Lyon  et al"},"object":{"type":"operator","id":"0052540","name":"Cherry Hill Mining Co."},"validFrom":"2004-04-01","validTo":"2011-07-10","current":false,"derived":true,"evidenceMineId":"0404590","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0404590|0052540|2004-04-01|0043389|2004-04-01|4615"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0043389","name":"Brenda Rae  Thomas  et al"},"object":{"type":"operator","id":"0052540","name":"Cherry Hill Mining Co."},"validFrom":"2004-04-01","validTo":"2011-07-10","current":false,"derived":true,"evidenceMineId":"0404590","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0404590|0052540|2004-04-01|0043389|2004-04-01|4616"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0101025","name":"Silver Sun Resources Corp"},"object":{"type":"mine","id":"0404590","name":"Cherry Hill Mine"},"validFrom":"2011-06-16","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0404590|0101025|2011-06-16|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0119028","name":"Lucky Boy Resources LLC"},"object":{"type":"mine","id":"0404590","name":"Cherry Hill Mine"},"validFrom":"2011-07-11","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0404590|0119028|2011-07-11|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0101025","name":"Silver Sun Resources Corp"},"object":{"type":"operator","id":"0119028","name":"Lucky Boy Resources LLC"},"validFrom":"2011-07-11","validTo":null,"current":true,"derived":true,"evidenceMineId":"0404590","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0404590|0119028|2011-07-11|0101025|2011-06-16|16953"}}],"coverage":{"historyRecords":4,"edgeCount":10,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"sources":[{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2013-10-01","lastDate":"2013-10-01","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":39,"firstDate":"2006-09-06","lastDate":"2013-08-22","metrics":{"ss":15,"delinquent":39,"recentRows":0,"paidPenalty":1684,"proposedPenalty":23773,"currentAssessment":23773},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2221731","VIOLATION_NO":"8685571","ISSUE_DT":"08/22/2013","CFR_STANDARD_CD":"56.1000","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2013-08-22"},{"SOURCE_ROW_NUMBER":"640127","VIOLATION_NO":"8604536","ISSUE_DT":"02/12/2013","CFR_STANDARD_CD":"57.4361(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"176.00","CURRENT_ASSESSMENT_AMT":"176.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"640126","VIOLATION_NO":"8604535","ISSUE_DT":"02/12/2013","CFR_STANDARD_CD":"57.12028","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"138.00","CURRENT_ASSESSMENT_AMT":"138.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"640125","VIOLATION_NO":"8604534","ISSUE_DT":"02/12/2013","CFR_STANDARD_CD":"50.30(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"640124","VIOLATION_NO":"8604533","ISSUE_DT":"02/12/2013","CFR_STANDARD_CD":"57.18002(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"640123","VIOLATION_NO":"8604532","ISSUE_DT":"02/12/2013","CFR_STANDARD_CD":"57.15030","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"138.00","CURRENT_ASSESSMENT_AMT":"138.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"640122","VIOLATION_NO":"8604531","ISSUE_DT":"02/12/2013","CFR_STANDARD_CD":"57.3202","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"2282.00","CURRENT_ASSESSMENT_AMT":"2282.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"640121","VIOLATION_NO":"8604530","ISSUE_DT":"02/12/2013","CFR_STANDARD_CD":"57.11050(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"2901.00","CURRENT_ASSESSMENT_AMT":"2901.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"640120","VIOLATION_NO":"8604529","ISSUE_DT":"02/12/2013","CFR_STANDARD_CD":"57.3200","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"308.00","CURRENT_ASSESSMENT_AMT":"308.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"640119","VIOLATION_NO":"8604528","ISSUE_DT":"02/12/2013","CFR_STANDARD_CD":"57.3200","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"207.00","CURRENT_ASSESSMENT_AMT":"207.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"640118","VIOLATION_NO":"8604527","ISSUE_DT":"02/12/2013","CFR_STANDARD_CD":"57.3200","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"640117","VIOLATION_NO":"8604526","ISSUE_DT":"02/12/2013","CFR_STANDARD_CD":"57.3401","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"2282.00","CURRENT_ASSESSMENT_AMT":"2282.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2013-02-12"}]},{"id":"msha-civil-penalty-dockets-decisions","name":"Civil Penalty Dockets and Decisions","domains":["compliance","legal"],"products":["docket lineage","decision outcomes","citation packet precedent"],"rowCount":21,"firstDate":"2014-05-13","lastDate":"2014-05-13","metrics":{"appeals":0,"decisions":21,"recentRows":0,"decisionPenalty":19807,"originalPenalty":19807},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"343942","VIOLATION_NO":"8604532","DOCKET_NO":"WEST 2013-761M","DECISION_DT":"05/13/2014","DECISION_TYPE_CODE_DESC":"Default","ORIGINAL_PENALTY_AMT":"138.00","DECISION_PENALTY_AMT":"138.00","JUDGE_FIRST_NAME":"Jacqueline","JUDGE_LAST_NAME":"Bulluck","sourceDate":"2014-05-13"},{"SOURCE_ROW_NUMBER":"343941","VIOLATION_NO":"8604531","DOCKET_NO":"WEST 2013-761M","DECISION_DT":"05/13/2014","DECISION_TYPE_CODE_DESC":"Default","ORIGINAL_PENALTY_AMT":"2282.00","DECISION_PENALTY_AMT":"2282.00","JUDGE_FIRST_NAME":"Jacqueline","JUDGE_LAST_NAME":"Bulluck","sourceDate":"2014-05-13"},{"SOURCE_ROW_NUMBER":"343940","VIOLATION_NO":"8604526","DOCKET_NO":"WEST 2013-761M","DECISION_DT":"05/13/2014","DECISION_TYPE_CODE_DESC":"Default","ORIGINAL_PENALTY_AMT":"2282.00","DECISION_PENALTY_AMT":"2282.00","JUDGE_FIRST_NAME":"Jacqueline","JUDGE_LAST_NAME":"Bulluck","sourceDate":"2014-05-13"},{"SOURCE_ROW_NUMBER":"343939","VIOLATION_NO":"8604517","DOCKET_NO":"WEST 2013-761M","DECISION_DT":"05/13/2014","DECISION_TYPE_CODE_DESC":"Default","ORIGINAL_PENALTY_AMT":"2678.00","DECISION_PENALTY_AMT":"2678.00","JUDGE_FIRST_NAME":"Jacqueline","JUDGE_LAST_NAME":"Bulluck","sourceDate":"2014-05-13"},{"SOURCE_ROW_NUMBER":"343420","VIOLATION_NO":"8604533","DOCKET_NO":"WEST 2013-761M","DECISION_DT":"05/13/2014","DECISION_TYPE_CODE_DESC":"Default","ORIGINAL_PENALTY_AMT":"100.00","DECISION_PENALTY_AMT":"100.00","JUDGE_FIRST_NAME":"Jacqueline","JUDGE_LAST_NAME":"Bulluck","sourceDate":"2014-05-13"},{"SOURCE_ROW_NUMBER":"343419","VIOLATION_NO":"8604524","DOCKET_NO":"WEST 2013-761M","DECISION_DT":"05/13/2014","DECISION_TYPE_CODE_DESC":"Default","ORIGINAL_PENALTY_AMT":"3405.00","DECISION_PENALTY_AMT":"3405.00","JUDGE_FIRST_NAME":"Jacqueline","JUDGE_LAST_NAME":"Bulluck","sourceDate":"2014-05-13"},{"SOURCE_ROW_NUMBER":"343219","VIOLATION_NO":"8604527","DOCKET_NO":"WEST 2013-761M","DECISION_DT":"05/13/2014","DECISION_TYPE_CODE_DESC":"Default","ORIGINAL_PENALTY_AMT":"100.00","DECISION_PENALTY_AMT":"100.00","JUDGE_FIRST_NAME":"Jacqueline","JUDGE_LAST_NAME":"Bulluck","sourceDate":"2014-05-13"},{"SOURCE_ROW_NUMBER":"343218","VIOLATION_NO":"8604520","DOCKET_NO":"WEST 2013-761M","DECISION_DT":"05/13/2014","DECISION_TYPE_CODE_DESC":"Default","ORIGINAL_PENALTY_AMT":"362.00","DECISION_PENALTY_AMT":"362.00","JUDGE_FIRST_NAME":"Jacqueline","JUDGE_LAST_NAME":"Bulluck","sourceDate":"2014-05-13"},{"SOURCE_ROW_NUMBER":"343162","VIOLATION_NO":"8604535","DOCKET_NO":"WEST 2013-761M","DECISION_DT":"05/13/2014","DECISION_TYPE_CODE_DESC":"Default","ORIGINAL_PENALTY_AMT":"138.00","DECISION_PENALTY_AMT":"138.00","JUDGE_FIRST_NAME":"Jacqueline","JUDGE_LAST_NAME":"Bulluck","sourceDate":"2014-05-13"},{"SOURCE_ROW_NUMBER":"343161","VIOLATION_NO":"8604523","DOCKET_NO":"WEST 2013-761M","DECISION_DT":"05/13/2014","DECISION_TYPE_CODE_DESC":"Default","ORIGINAL_PENALTY_AMT":"243.00","DECISION_PENALTY_AMT":"243.00","JUDGE_FIRST_NAME":"Jacqueline","JUDGE_LAST_NAME":"Bulluck","sourceDate":"2014-05-13"},{"SOURCE_ROW_NUMBER":"343160","VIOLATION_NO":"8604522","DOCKET_NO":"WEST 2013-761M","DECISION_DT":"05/13/2014","DECISION_TYPE_CODE_DESC":"Default","ORIGINAL_PENALTY_AMT":"540.00","DECISION_PENALTY_AMT":"540.00","JUDGE_FIRST_NAME":"Jacqueline","JUDGE_LAST_NAME":"Bulluck","sourceDate":"2014-05-13"},{"SOURCE_ROW_NUMBER":"343159","VIOLATION_NO":"8604521","DOCKET_NO":"WEST 2013-761M","DECISION_DT":"05/13/2014","DECISION_TYPE_CODE_DESC":"Default","ORIGINAL_PENALTY_AMT":"807.00","DECISION_PENALTY_AMT":"807.00","JUDGE_FIRST_NAME":"Jacqueline","JUDGE_LAST_NAME":"Bulluck","sourceDate":"2014-05-13"}]},{"id":"msha-conferences","name":"Conferences","domains":["compliance","legal"],"products":["conference history","post-issuance changes","citation lifecycle"],"rowCount":1,"firstDate":"2006-09-14","lastDate":"2006-09-14","metrics":{"linkedIssuances":1},"periods":{},"recentRecords":[]},{"id":"msha-contested-violations","name":"Contested Violations","domains":["compliance","legal"],"products":["contest status","time to resolution","contested-rate context"],"rowCount":21,"firstDate":"2013-02-06","lastDate":"2013-02-12","metrics":{"decisions":21,"ssChanged":21,"recentRows":0,"decisionPenalty":19807,"proposedPenalty":19807},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"374333","CITATION_NO":"8604530","CITATION_ISSUE_DT":"02/12/2013","DOCKET_NO":"WEST 2013-761M","DECISION_DT":"05/13/2014","CFR_STANDARD_CODE":"57.11050(a)","ORIGINAL_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"2901.00","DECISION_PENALTY_AMT":"2901.00","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"374332","CITATION_NO":"8604527","CITATION_ISSUE_DT":"02/12/2013","DOCKET_NO":"WEST 2013-761M","DECISION_DT":"05/13/2014","CFR_STANDARD_CODE":"57.3200","ORIGINAL_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"100.00","DECISION_PENALTY_AMT":"100.00","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"314114","CITATION_NO":"8604529","CITATION_ISSUE_DT":"02/12/2013","DOCKET_NO":"WEST 2013-761M","DECISION_DT":"05/13/2014","CFR_STANDARD_CODE":"57.3200","ORIGINAL_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"308.00","DECISION_PENALTY_AMT":"308.00","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"204702","CITATION_NO":"8604536","CITATION_ISSUE_DT":"02/12/2013","DOCKET_NO":"WEST 2013-761M","DECISION_DT":"05/13/2014","CFR_STANDARD_CODE":"57.4361(a)","ORIGINAL_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"176.00","DECISION_PENALTY_AMT":"176.00","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"200797","CITATION_NO":"8604532","CITATION_ISSUE_DT":"02/12/2013","DOCKET_NO":"WEST 2013-761M","DECISION_DT":"05/13/2014","CFR_STANDARD_CODE":"57.15030","ORIGINAL_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"138.00","DECISION_PENALTY_AMT":"138.00","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"144695","CITATION_NO":"8604526","CITATION_ISSUE_DT":"02/12/2013","DOCKET_NO":"WEST 2013-761M","DECISION_DT":"05/13/2014","CFR_STANDARD_CODE":"57.3401","ORIGINAL_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"2282.00","DECISION_PENALTY_AMT":"2282.00","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"143953","CITATION_NO":"8604535","CITATION_ISSUE_DT":"02/12/2013","DOCKET_NO":"WEST 2013-761M","DECISION_DT":"05/13/2014","CFR_STANDARD_CODE":"57.12028","ORIGINAL_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"138.00","DECISION_PENALTY_AMT":"138.00","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"88022","CITATION_NO":"8604531","CITATION_ISSUE_DT":"02/12/2013","DOCKET_NO":"WEST 2013-761M","DECISION_DT":"05/13/2014","CFR_STANDARD_CODE":"57.3202","ORIGINAL_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"2282.00","DECISION_PENALTY_AMT":"2282.00","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"87885","CITATION_NO":"8604528","CITATION_ISSUE_DT":"02/12/2013","DOCKET_NO":"WEST 2013-761M","DECISION_DT":"05/13/2014","CFR_STANDARD_CODE":"57.3200","ORIGINAL_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"207.00","DECISION_PENALTY_AMT":"207.00","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"87349","CITATION_NO":"8604534","CITATION_ISSUE_DT":"02/12/2013","DOCKET_NO":"WEST 2013-761M","DECISION_DT":"05/13/2014","CFR_STANDARD_CODE":"50.30(a)","ORIGINAL_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"100.00","DECISION_PENALTY_AMT":"100.00","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"33519","CITATION_NO":"8604533","CITATION_ISSUE_DT":"02/12/2013","DOCKET_NO":"WEST 2013-761M","DECISION_DT":"05/13/2014","CFR_STANDARD_CODE":"57.18002(b)","ORIGINAL_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"100.00","DECISION_PENALTY_AMT":"100.00","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"200933","CITATION_NO":"8604524","CITATION_ISSUE_DT":"02/07/2013","DOCKET_NO":"WEST 2013-761M","DECISION_DT":"05/13/2014","CFR_STANDARD_CODE":"57.5005","ORIGINAL_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"3405.00","DECISION_PENALTY_AMT":"3405.00","sourceDate":"2013-02-07"}]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":4,"firstDate":"1982-05-01","lastDate":"2011-07-11","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":3},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":18,"firstDate":"2006-09-06","lastDate":"2018-02-13","metrics":{"inspectors":18,"recentRows":0,"onSiteHours":115,"inspectionHours":332.25,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"503981","EVENT_NO":"6721865","INSPECTION_BEGIN_DT":"02/13/2018","INSPECTION_END_DT":"02/13/2018","ACTIVITY_CODE":"E04","ACTIVITY":"Verbal Hazard Complaint Inspections","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"19.75","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2018-02-13"},{"SOURCE_ROW_NUMBER":"451871","EVENT_NO":"6592664","INSPECTION_BEGIN_DT":"03/10/2014","INSPECTION_END_DT":"03/11/2014","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2014-03-10"},{"SOURCE_ROW_NUMBER":"674138","EVENT_NO":"6609361","INSPECTION_BEGIN_DT":"08/21/2013","INSPECTION_END_DT":"08/22/2013","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2013-08-21"},{"SOURCE_ROW_NUMBER":"817511","EVENT_NO":"1156493","INSPECTION_BEGIN_DT":"02/06/2013","INSPECTION_END_DT":"02/13/2013","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"45.5","SUM_TOTAL_ON_SITE_HOURS":"19","sourceDate":"2013-02-06"},{"SOURCE_ROW_NUMBER":"803167","EVENT_NO":"1156492","INSPECTION_BEGIN_DT":"02/05/2013","INSPECTION_END_DT":"02/13/2013","ACTIVITY_CODE":"E04","ACTIVITY":"Verbal Hazard Complaint Inspections","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"22.75","SUM_TOTAL_ON_SITE_HOURS":"7.5","sourceDate":"2013-02-05"},{"SOURCE_ROW_NUMBER":"948665","EVENT_NO":"1145363","INSPECTION_BEGIN_DT":"01/25/2012","INSPECTION_END_DT":"01/26/2012","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"23.25","SUM_TOTAL_ON_SITE_HOURS":"6.75","sourceDate":"2012-01-25"},{"SOURCE_ROW_NUMBER":"523864","EVENT_NO":"1145359","INSPECTION_BEGIN_DT":"01/04/2012","INSPECTION_END_DT":"01/05/2012","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"29","SUM_TOTAL_ON_SITE_HOURS":"8.5","sourceDate":"2012-01-04"},{"SOURCE_ROW_NUMBER":"120571","EVENT_NO":"1145353","INSPECTION_BEGIN_DT":"12/01/2011","INSPECTION_END_DT":"12/13/2011","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"57.5","SUM_TOTAL_ON_SITE_HOURS":"18.25","sourceDate":"2011-12-01"},{"SOURCE_ROW_NUMBER":"218377","EVENT_NO":"1156274","INSPECTION_BEGIN_DT":"07/27/2011","INSPECTION_END_DT":"08/01/2011","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"26.75","SUM_TOTAL_ON_SITE_HOURS":"10.5","sourceDate":"2011-07-27"},{"SOURCE_ROW_NUMBER":"186280","EVENT_NO":"1156254","INSPECTION_BEGIN_DT":"05/09/2011","INSPECTION_END_DT":"05/10/2011","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"16.5","SUM_TOTAL_ON_SITE_HOURS":"6","sourceDate":"2011-05-09"},{"SOURCE_ROW_NUMBER":"942082","EVENT_NO":"1145637","INSPECTION_BEGIN_DT":"11/05/2008","INSPECTION_END_DT":"11/05/2008","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8.5","SUM_TOTAL_ON_SITE_HOURS":"6.75","sourceDate":"2008-11-05"},{"SOURCE_ROW_NUMBER":"322506","EVENT_NO":"1139963","INSPECTION_BEGIN_DT":"07/16/2008","INSPECTION_END_DT":"07/16/2008","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"11.25","SUM_TOTAL_ON_SITE_HOURS":"5.5","sourceDate":"2008-07-16"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":88,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2013-Q2":{"hours":0,"employees":0,"production":0},"2013-Q1":{"hours":0,"employees":0,"production":0},"2012-Q4":{"hours":170,"employees":6,"production":0},"2012-Q3":{"hours":948,"employees":6,"production":0},"2012-Q2":{"hours":2940,"employees":5,"production":0},"2012-Q1":{"hours":3268,"employees":6,"production":0},"2011-Q4":{"hours":2008,"employees":6,"production":0},"2011-Q3":{"hours":2560,"employees":7,"production":0},"2011-Q2":{"hours":1384,"employees":6,"production":0},"2009-Q1":{"hours":0,"employees":0,"production":0},"2008-Q4":{"hours":365,"employees":3,"production":0},"2008-Q3":{"hours":437,"employees":4,"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":18,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2005":{"hours":1085,"employees":7,"production":0},"2006":{"hours":2361,"employees":6,"production":0},"2007":{"hours":1316,"employees":7,"production":0},"2008":{"hours":1536,"employees":6,"production":0},"2011":{"hours":5952,"employees":7,"production":0},"2012":{"hours":7326,"employees":6,"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-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":39,"firstDate":"2006-09-06","lastDate":"2013-08-22","metrics":{"ss":15,"amountDue":23773,"contested":0,"amountPaid":1684,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":23773},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"242546","VIOLATION_NO":"8685571","VIOLATION_ISSUE_DT":"08/22/2013","SIG_SUB":"N","PART_SECTION":"56.1000","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/17/2013","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2013-08-22"},{"SOURCE_ROW_NUMBER":"242542","VIOLATION_NO":"8604536","VIOLATION_ISSUE_DT":"02/12/2013","SIG_SUB":"N","PART_SECTION":"57.4361(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"3","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/15/2013","PROPOSED_PENALTY":"176","AMOUNT_DUE":"176","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"242541","VIOLATION_NO":"8604535","VIOLATION_ISSUE_DT":"02/12/2013","SIG_SUB":"N","PART_SECTION":"57.12028","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/15/2013","PROPOSED_PENALTY":"138","AMOUNT_DUE":"138","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"242540","VIOLATION_NO":"8604534","VIOLATION_ISSUE_DT":"02/12/2013","SIG_SUB":"N","PART_SECTION":"50.30(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/15/2013","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"242539","VIOLATION_NO":"8604533","VIOLATION_ISSUE_DT":"02/12/2013","SIG_SUB":"N","PART_SECTION":"57.18002(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"05/15/2013","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"242538","VIOLATION_NO":"8604532","VIOLATION_ISSUE_DT":"02/12/2013","SIG_SUB":"N","PART_SECTION":"57.15030","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/15/2013","PROPOSED_PENALTY":"138","AMOUNT_DUE":"138","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"242537","VIOLATION_NO":"8604531","VIOLATION_ISSUE_DT":"02/12/2013","SIG_SUB":"Y","PART_SECTION":"57.3202","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"05/15/2013","PROPOSED_PENALTY":"2282","AMOUNT_DUE":"2282","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"242536","VIOLATION_NO":"8604530","VIOLATION_ISSUE_DT":"02/12/2013","SIG_SUB":"Y","PART_SECTION":"57.11050(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"3","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"05/15/2013","PROPOSED_PENALTY":"2901","AMOUNT_DUE":"2901","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"242535","VIOLATION_NO":"8604529","VIOLATION_ISSUE_DT":"02/12/2013","SIG_SUB":"Y","PART_SECTION":"57.3200","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"02/12/2013","PROPOSED_PENALTY":"308","AMOUNT_DUE":"308","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"242534","VIOLATION_NO":"8604528","VIOLATION_ISSUE_DT":"02/12/2013","SIG_SUB":"Y","PART_SECTION":"57.3200","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"02/12/2013","PROPOSED_PENALTY":"207","AMOUNT_DUE":"207","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"242533","VIOLATION_NO":"8604527","VIOLATION_ISSUE_DT":"02/12/2013","SIG_SUB":"N","PART_SECTION":"57.3200","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"02/12/2013","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2013-02-12"},{"SOURCE_ROW_NUMBER":"242532","VIOLATION_NO":"8604526","VIOLATION_ISSUE_DT":"02/12/2013","SIG_SUB":"Y","PART_SECTION":"57.3401","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"02/12/2013","PROPOSED_PENALTY":"2282","AMOUNT_DUE":"2282","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2013-02-12"}]}],"safety":{"href":"/api/v1/mines/0404590/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/0404590/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":"Notification of commencement of operations and closing of mines.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-A/section-56.1000","part":"56","subchapter":"K","subpart":"A","id":"56.1000","citation":"30 CFR 56.1000","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":"Underground evacuation drills.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-C/section-57.4361","part":"57","subchapter":"K","subpart":"C","id":"57.4361","citation":"30 CFR 57.4361","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND 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-57/subpart-K/section-57.12028","part":"57","subchapter":"K","subpart":"K","id":"57.12028","citation":"30 CFR 57.12028","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Preparation and submission of MSHA Form 7000-2—Quarterly Employment and Coal Production Report.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-D/section-50.30","part":"50","subchapter":"I","subpart":"D","id":"50.30","citation":"30 CFR 50.30","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":"Examination of working places.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-Q/section-57.18002","part":"57","subchapter":"K","subpart":"Q","id":"57.18002","citation":"30 CFR 57.18002","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Provision and maintenance of self-rescue devices.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-N/section-57.15030","part":"57","subchapter":"K","subpart":"N","id":"57.15030","citation":"30 CFR 57.15030","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Scaling tools.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-B/section-57.3202","part":"57","subchapter":"K","subpart":"B","id":"57.3202","citation":"30 CFR 57.3202","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Escapeways and refuges.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-J/section-57.11050","part":"57","subchapter":"K","subpart":"J","id":"57.11050","citation":"30 CFR 57.11050","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Correction of hazardous conditions.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-B/section-57.3200","part":"57","subchapter":"K","subpart":"B","id":"57.3200","citation":"30 CFR 57.3200","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":3},{"chapter":"I","heading":"Examination of ground conditions.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-B/section-57.3401","part":"57","subchapter":"K","subpart":"B","id":"57.3401","citation":"30 CFR 57.3401","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"0404590","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}