{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-17T06:17:15.228Z","identity":{"mine_id":"2102956","name":"#2956 Hewitt Robins Crusher","status":"Abandoned","status_date":"2011-07-07","mine_type":"Surface","coal_metal":"M","commodity":"Crushed, Broken Stone NEC","state":"MN","county":"Blue Earth","nearest_town":"Mankato","operator_id":"0085824","operator_name":"Southern MN Construction","controller_id":"M06183","controller_name":"CRH PLC","district":"M4","office":"Duluth District","employees":0,"latitude":44.185555,"longitude":-93.995555},"coverage":{"contributingSources":12,"registeredSources":20,"sourceRows":175},"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":"2102956","name":"#2956 Hewitt Robins Crusher"},"operator":{"type":"operator","id":"0085824","name":"Southern MN Construction"},"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":"M00145","name":"Richard C  Lundin  et al"},"object":{"type":"mine","id":"2102956","name":"#2956 Hewitt Robins Crusher"},"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":"2102956|M00145|1950-01-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L00176","name":"Lundin Construction Company Inc"},"object":{"type":"mine","id":"2102956","name":"#2956 Hewitt Robins Crusher"},"validFrom":"1987-04-01","validTo":"1988-06-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"2102956|L00176|1987-04-01|1988-06-30"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00145","name":"Richard C  Lundin  et al"},"object":{"type":"operator","id":"L00176","name":"Lundin Construction Company Inc"},"validFrom":"1987-04-01","validTo":"1988-06-30","current":false,"derived":true,"evidenceMineId":"2102956","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"2102956|L00176|1987-04-01|M00145|1950-01-01|105092"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L10403","name":"Southern Minnesota Construction Company, Inc"},"object":{"type":"mine","id":"2102956","name":"#2956 Hewitt Robins Crusher"},"validFrom":"1988-07-01","validTo":"2008-12-27","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"2102956|L10403|1988-07-01|2008-12-27"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M08107","name":"Larry V  Nurre"},"object":{"type":"mine","id":"2102956","name":"#2956 Hewitt Robins Crusher"},"validFrom":"1988-07-01","validTo":"2006-03-01","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"2102956|M08107|1988-07-01|2006-03-01"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M08107","name":"Larry V  Nurre"},"object":{"type":"operator","id":"L10403","name":"Southern Minnesota Construction Company, Inc"},"validFrom":"1988-07-01","validTo":"2006-03-01","current":false,"derived":true,"evidenceMineId":"2102956","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"2102956|L10403|1988-07-01|M08107|1988-07-01|142745"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M06183","name":"CRH PLC"},"object":{"type":"mine","id":"2102956","name":"#2956 Hewitt Robins Crusher"},"validFrom":"2006-03-02","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"2102956|M06183|2006-03-02|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M06183","name":"CRH PLC"},"object":{"type":"operator","id":"L10403","name":"Southern Minnesota Construction Company, Inc"},"validFrom":"2006-03-02","validTo":"2008-12-27","current":false,"derived":true,"evidenceMineId":"2102956","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"2102956|L10403|1988-07-01|M06183|2006-03-02|137180"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M06183","name":"CRH PLC"},"object":{"type":"mine","id":"2102956","name":"#2956 Hewitt Robins Crusher"},"validFrom":"2008-01-03","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"2102956|M06183|2008-01-03|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0085824","name":"Southern MN Construction"},"object":{"type":"mine","id":"2102956","name":"#2956 Hewitt Robins Crusher"},"validFrom":"2008-12-28","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"2102956|0085824|2008-12-28|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M06183","name":"CRH PLC"},"object":{"type":"operator","id":"0085824","name":"Southern MN Construction"},"validFrom":"2008-12-28","validTo":null,"current":true,"derived":true,"evidenceMineId":"2102956","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"2102956|0085824|2008-12-28|M06183|2008-01-03|137515"}}],"coverage":{"historyRecords":4,"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":1,"firstDate":"2006-09-05","lastDate":"2006-09-05","metrics":{"daysLost":1,"injuries":1,"fatalities":0,"recentRows":0,"restrictedDays":2,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"143737","DOCUMENT_NO":"220062560006","ACCIDENT_DT":"09/05/2006","DEGREE_INJURY":"DYS AWY FRM WRK & RESTRCTD ACT","CLASSIFICATION":"STEPPING OR KNEELING ON OBJECT","ACCIDENT_TYPE":"Struck against stationary object","OCCUPATION":"Front-end loader, Scraper-loader operator, Pan operator, Payloader, Scraper rig operator","NO_INJURIES":"1","DAYS_LOST":"1","NARRATIVE":"Employee was coming down ladder from loader & as he approached the last step, he noticed a 2'square slab of rock on the ground & decided to use that rock as another step from the loader ladder. As he put his foot on the rock, the rock surface was slippery due to mud/clay & his foot slipped off. He caught himself from falling, but therefore strained his lower back.","sourceDate":"2006-09-05"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2011-07-07","lastDate":"2011-07-07","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":46,"firstDate":"2000-08-15","lastDate":"2010-06-16","metrics":{"ss":10,"delinquent":45,"recentRows":0,"paidPenalty":4103,"proposedPenalty":4103,"currentAssessment":4103},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2073680","VIOLATION_NO":"6550811","ISSUE_DT":"06/16/2010","CFR_STANDARD_CD":"56.14107(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":"2010-06-16"},{"SOURCE_ROW_NUMBER":"380551","VIOLATION_NO":"6198847","ISSUE_DT":"10/11/2007","CFR_STANDARD_CD":"56.14107(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":"2007-10-11"},{"SOURCE_ROW_NUMBER":"379898","VIOLATION_NO":"6197485","ISSUE_DT":"05/22/2007","CFR_STANDARD_CD":"56.12004","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"117.00","CURRENT_ASSESSMENT_AMT":"117.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2007-05-22"},{"SOURCE_ROW_NUMBER":"349182","VIOLATION_NO":"6174696","ISSUE_DT":"10/05/2004","CFR_STANDARD_CD":"56.14107(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"203.00","CURRENT_ASSESSMENT_AMT":"203.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-10-05"},{"SOURCE_ROW_NUMBER":"349181","VIOLATION_NO":"6174695","ISSUE_DT":"10/05/2004","CFR_STANDARD_CD":"56.12004","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-10-05"},{"SOURCE_ROW_NUMBER":"349180","VIOLATION_NO":"6174694","ISSUE_DT":"10/05/2004","CFR_STANDARD_CD":"56.14132(b)(2)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-10-05"},{"SOURCE_ROW_NUMBER":"349179","VIOLATION_NO":"6174693","ISSUE_DT":"10/05/2004","CFR_STANDARD_CD":"56.14100(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-10-05"},{"SOURCE_ROW_NUMBER":"331842","VIOLATION_NO":"6164703","ISSUE_DT":"04/13/2004","CFR_STANDARD_CD":"62.120","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-04-13"},{"SOURCE_ROW_NUMBER":"331841","VIOLATION_NO":"6164702","ISSUE_DT":"04/13/2004","CFR_STANDARD_CD":"62.120","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-04-13"},{"SOURCE_ROW_NUMBER":"331840","VIOLATION_NO":"6164701","ISSUE_DT":"04/13/2004","CFR_STANDARD_CD":"62.120","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-04-13"},{"SOURCE_ROW_NUMBER":"331839","VIOLATION_NO":"6164700","ISSUE_DT":"04/12/2004","CFR_STANDARD_CD":"56.12032","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-04-12"},{"SOURCE_ROW_NUMBER":"331838","VIOLATION_NO":"6164699","ISSUE_DT":"04/12/2004","CFR_STANDARD_CD":"56.12004","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-04-12"}]},{"id":"msha-civil-penalty-dockets-decisions","name":"Civil Penalty Dockets and Decisions","domains":["compliance","legal"],"products":["docket lineage","decision outcomes","citation packet precedent"],"rowCount":1,"firstDate":"2011-02-17","lastDate":"2011-02-17","metrics":{"appeals":0,"decisions":1,"recentRows":0,"decisionPenalty":100,"originalPenalty":100},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"323873","VIOLATION_NO":"6550811","DOCKET_NO":"LAKE 2010-945M","DECISION_DT":"02/17/2011","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"100.00","DECISION_PENALTY_AMT":"100.00","JUDGE_FIRST_NAME":"Priscilla","JUDGE_LAST_NAME":"Rae","sourceDate":"2011-02-17"}]},{"id":"msha-contested-violations","name":"Contested Violations","domains":["compliance","legal"],"products":["contest status","time to resolution","contested-rate context"],"rowCount":1,"firstDate":"2010-06-16","lastDate":"2010-06-16","metrics":{"decisions":1,"ssChanged":0,"recentRows":0,"decisionPenalty":100,"proposedPenalty":100},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"132550","CITATION_NO":"6550811","CITATION_ISSUE_DT":"06/16/2010","DOCKET_NO":"LAKE 2010-945M","DECISION_DT":"02/17/2011","CFR_STANDARD_CODE":"56.14107(a)","ORIGINAL_SIG_SUB_IND":"N","DECISION_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"100.00","DECISION_PENALTY_AMT":"100.00","sourceDate":"2010-06-16"}]},{"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":"1987-04-01","lastDate":"2008-12-28","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":20,"firstDate":"2000-08-15","lastDate":"2010-06-16","metrics":{"inspectors":21,"recentRows":0,"onSiteHours":167.25,"inspectionHours":272.25,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1058807","EVENT_NO":"6517675","INSPECTION_BEGIN_DT":"06/16/2010","INSPECTION_END_DT":"06/16/2010","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8.25","SUM_TOTAL_ON_SITE_HOURS":"7.75","sourceDate":"2010-06-16"},{"SOURCE_ROW_NUMBER":"642101","EVENT_NO":"1006954","INSPECTION_BEGIN_DT":"09/15/2009","INSPECTION_END_DT":"09/15/2009","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5.25","SUM_TOTAL_ON_SITE_HOURS":"3.5","sourceDate":"2009-09-15"},{"SOURCE_ROW_NUMBER":"986301","EVENT_NO":"1009412","INSPECTION_BEGIN_DT":"10/11/2007","INSPECTION_END_DT":"10/12/2007","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10.5","SUM_TOTAL_ON_SITE_HOURS":"6","sourceDate":"2007-10-11"},{"SOURCE_ROW_NUMBER":"26546","EVENT_NO":"1009099","INSPECTION_BEGIN_DT":"05/22/2007","INSPECTION_END_DT":"05/23/2007","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"12.25","SUM_TOTAL_ON_SITE_HOURS":"7","sourceDate":"2007-05-22"},{"SOURCE_ROW_NUMBER":"303202","EVENT_NO":"0998763","INSPECTION_BEGIN_DT":"06/27/2006","INSPECTION_END_DT":"06/28/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"31","SUM_TOTAL_ON_SITE_HOURS":"21","sourceDate":"2006-06-27"},{"SOURCE_ROW_NUMBER":"690810","EVENT_NO":"0990127","INSPECTION_BEGIN_DT":"03/22/2005","INSPECTION_END_DT":"03/22/2005","ACTIVITY_CODE":"16","ACTIVITY":"PART 50 AUDIT","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2005-03-22"},{"SOURCE_ROW_NUMBER":"1049342","EVENT_NO":"0990103","INSPECTION_BEGIN_DT":"10/20/2004","INSPECTION_END_DT":"10/20/2004","ACTIVITY_CODE":"02","ACTIVITY":"COMPLIANCE FOLLOW-UP INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2004-10-20"},{"SOURCE_ROW_NUMBER":"700722","EVENT_NO":"0990101","INSPECTION_BEGIN_DT":"10/05/2004","INSPECTION_END_DT":"10/06/2004","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"26","SUM_TOTAL_ON_SITE_HOURS":"18","sourceDate":"2004-10-05"},{"SOURCE_ROW_NUMBER":"194879","EVENT_NO":"0977814","INSPECTION_BEGIN_DT":"05/24/2004","INSPECTION_END_DT":"05/24/2004","ACTIVITY_CODE":"02","ACTIVITY":"COMPLIANCE FOLLOW-UP INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2004-05-24"},{"SOURCE_ROW_NUMBER":"736650","EVENT_NO":"0977796","INSPECTION_BEGIN_DT":"04/12/2004","INSPECTION_END_DT":"04/14/2004","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"29","SUM_TOTAL_ON_SITE_HOURS":"18","sourceDate":"2004-04-12"},{"SOURCE_ROW_NUMBER":"260593","EVENT_NO":"0964102","INSPECTION_BEGIN_DT":"09/30/2003","INSPECTION_END_DT":"09/30/2003","ACTIVITY_CODE":"02","ACTIVITY":"COMPLIANCE FOLLOW-UP INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2003-09-30"},{"SOURCE_ROW_NUMBER":"1043515","EVENT_NO":"0964096","INSPECTION_BEGIN_DT":"09/23/2003","INSPECTION_END_DT":"09/23/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10","SUM_TOTAL_ON_SITE_HOURS":"6","sourceDate":"2003-09-23"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":24,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2002-Q4":{"hours":2700,"employees":6,"production":0},"2002-Q3":{"hours":4290,"employees":6,"production":0},"2002-Q2":{"hours":4290,"employees":6,"production":0},"2002-Q1":{"hours":400,"employees":2,"production":0},"2001-Q4":{"hours":2970,"employees":6,"production":0},"2001-Q3":{"hours":4615,"employees":6,"production":0},"2001-Q2":{"hours":4536,"employees":6,"production":0},"2001-Q1":{"hours":255,"employees":5,"production":0},"2000-Q4":{"hours":3465,"employees":7,"production":0},"2000-Q3":{"hours":5460,"employees":7,"production":0},"2000-Q2":{"hours":7020,"employees":9,"production":0},"2000-Q1":{"hours":1440,"employees":9,"production":0}},"recentRecords":[]},{"id":"msha-mine-production-yearly","name":"Mine Employment and Production — Yearly","domains":["production","safety","compliance"],"products":["annual trend","backfill","quarterly reconciliation"],"rowCount":23,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2002":{"hours":11680,"employees":5,"production":0},"2003":{"hours":11820,"employees":6,"production":0},"2004":{"hours":13975,"employees":7,"production":0},"2005":{"hours":14460,"employees":7,"production":0},"2006":{"hours":12610,"employees":6,"production":0},"2007":{"hours":14557,"employees":7,"production":0},"2008":{"hours":5222,"employees":7,"production":0},"2009":{"hours":9668,"employees":5,"production":0},"2010":{"hours":9882,"employees":6,"production":0},"2011":{"hours":2,"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":7,"firstDate":"2004-04-13","lastDate":"2004-10-06","metrics":{"recentRows":0,"actionTaken":7,"maxExposureRatio":0.86,"overExposureLimit":0,"exposureRatioTotal":3.48},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"29689","EVENT_NO":"0990101","SAMPLE_NO":"000000200409034600","SAMPLE_DATE":"10/06/2004","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0001.05","EXPOSURE_LIMIT":"0001.22","C_OVER_E":"00.86","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2004-10-06"},{"SOURCE_ROW_NUMBER":"29688","EVENT_NO":"0990101","SAMPLE_NO":"000000200409034500","SAMPLE_DATE":"10/06/2004","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.43","EXPOSURE_LIMIT":"0001.11","C_OVER_E":"00.39","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2004-10-06"},{"SOURCE_ROW_NUMBER":"29687","EVENT_NO":"0990101","SAMPLE_NO":"000000200409034400","SAMPLE_DATE":"10/06/2004","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.89","EXPOSURE_LIMIT":"0001.75","C_OVER_E":"00.51","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2004-10-06"},{"SOURCE_ROW_NUMBER":"42095","EVENT_NO":"0977796","SAMPLE_NO":"000000200403378600","SAMPLE_DATE":"04/13/2004","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.90","EXPOSURE_LIMIT":"0001.45","C_OVER_E":"00.62","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2004-04-13"},{"SOURCE_ROW_NUMBER":"42094","EVENT_NO":"0977796","SAMPLE_NO":"000000200403378500","SAMPLE_DATE":"04/13/2004","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.15","EXPOSURE_LIMIT":"0000.91","C_OVER_E":"00.16","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2004-04-13"},{"SOURCE_ROW_NUMBER":"42093","EVENT_NO":"0977796","SAMPLE_NO":"000000200403378400","SAMPLE_DATE":"04/13/2004","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.56","EXPOSURE_LIMIT":"0001.23","C_OVER_E":"00.46","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2004-04-13"},{"SOURCE_ROW_NUMBER":"42092","EVENT_NO":"0977796","SAMPLE_NO":"000000200403378300","SAMPLE_DATE":"04/13/2004","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.76","EXPOSURE_LIMIT":"0001.57","C_OVER_E":"00.48","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2004-04-13"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":46,"firstDate":"2000-08-15","lastDate":"2010-06-16","metrics":{"ss":10,"amountDue":4103,"contested":1,"amountPaid":4103,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":4103},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1360609","VIOLATION_NO":"6550811","VIOLATION_ISSUE_DT":"06/16/2010","SIG_SUB":"N","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/16/2010","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"Y","DOCKET_NO":"LAKE 2010-945M","sourceDate":"2010-06-16"},{"SOURCE_ROW_NUMBER":"1360640","VIOLATION_NO":"6198847","VIOLATION_ISSUE_DT":"10/11/2007","SIG_SUB":"N","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/11/2007","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2007-10-11"},{"SOURCE_ROW_NUMBER":"1360608","VIOLATION_NO":"6197485","VIOLATION_ISSUE_DT":"05/22/2007","SIG_SUB":"N","PART_SECTION":"56.12004","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/23/2007","PROPOSED_PENALTY":"117","AMOUNT_DUE":"117","AMOUNT_PAID":"117","CONTESTED_IND":"N","sourceDate":"2007-05-22"},{"SOURCE_ROW_NUMBER":"1360639","VIOLATION_NO":"6174696","VIOLATION_ISSUE_DT":"10/05/2004","SIG_SUB":"Y","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"10/06/2004","PROPOSED_PENALTY":"203","AMOUNT_DUE":"203","AMOUNT_PAID":"203","CONTESTED_IND":"N","sourceDate":"2004-10-05"},{"SOURCE_ROW_NUMBER":"1360638","VIOLATION_NO":"6174695","VIOLATION_ISSUE_DT":"10/05/2004","SIG_SUB":"N","PART_SECTION":"56.12004","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"10/06/2004","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2004-10-05"},{"SOURCE_ROW_NUMBER":"1360637","VIOLATION_NO":"6174694","VIOLATION_ISSUE_DT":"10/05/2004","SIG_SUB":"N","PART_SECTION":"56.14132(b)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"10/06/2004","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2004-10-05"},{"SOURCE_ROW_NUMBER":"1360636","VIOLATION_NO":"6174693","VIOLATION_ISSUE_DT":"10/05/2004","SIG_SUB":"N","PART_SECTION":"56.14100(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"10/20/2004","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2004-10-05"},{"SOURCE_ROW_NUMBER":"1360607","VIOLATION_NO":"6164703","VIOLATION_ISSUE_DT":"04/13/2004","SIG_SUB":"N","PART_SECTION":"62.120","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/24/2004","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2004-04-13"},{"SOURCE_ROW_NUMBER":"1360606","VIOLATION_NO":"6164702","VIOLATION_ISSUE_DT":"04/13/2004","SIG_SUB":"N","PART_SECTION":"62.120","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/24/2004","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2004-04-13"},{"SOURCE_ROW_NUMBER":"1360605","VIOLATION_NO":"6164701","VIOLATION_ISSUE_DT":"04/13/2004","SIG_SUB":"N","PART_SECTION":"62.120","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/24/2004","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2004-04-13"},{"SOURCE_ROW_NUMBER":"1360604","VIOLATION_NO":"6164700","VIOLATION_ISSUE_DT":"04/12/2004","SIG_SUB":"N","PART_SECTION":"56.12032","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/13/2004","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2004-04-12"},{"SOURCE_ROW_NUMBER":"1360603","VIOLATION_NO":"6164699","VIOLATION_ISSUE_DT":"04/12/2004","SIG_SUB":"N","PART_SECTION":"56.12004","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/13/2004","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2004-04-12"}]}],"safety":{"href":"/api/v1/mines/2102956/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/2102956/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":3},{"chapter":"I","heading":"Electrical conductors.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12004","part":"56","subchapter":"K","subpart":"K","id":"56.12004","citation":"30 CFR 56.12004","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":3},{"chapter":"I","heading":"Horns and backup alarms.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14132","part":"56","subchapter":"K","subpart":"M","id":"56.14132","citation":"30 CFR 56.14132","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":"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":"Action level.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-M/part-62/section-62.120","part":"62","subchapter":"M","subpart":"","id":"62.120","citation":"30 CFR 62.120","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER M—UNIFORM MINE HEALTH REGULATIONS","partHeading":"PART 62—OCCUPATIONAL NOISE EXPOSURE","subpartHeading":"","text":null,"occurrenceCount":3},{"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}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"2102956","dataSource":"postgres","snapshotId":"2026-10-17T05:35:58.500035+00:00","completedAt":"2026-10-17T06:17:15.228Z","sourceCount":20,"totalRows":15450873}}