{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4103281","name":"MEXIA PLANT","status":"Abandoned","status_date":"2004-03-22","mine_type":"Surface","coal_metal":"M","commodity":"Crushed, Broken Limestone NEC","state":"TX","county":"Limestone","nearest_town":"Mexia","operator_id":"L16203","operator_name":"Hanson Aggregates West Inc","controller_id":"M00521","controller_name":"Hanson PLC","district":"M5","office":"Dallas TX Field Office","employees":0,"latitude":null,"longitude":null},"coverage":{"contributingSources":14,"registeredSources":20,"sourceRows":513},"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":"4103281","name":"MEXIA PLANT"},"operator":{"type":"operator","id":"L16203","name":"Hanson Aggregates West Inc"},"controller":{"type":"controller","id":"M00521","name":"Hanson PLC"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00521","name":"Hanson PLC"},"object":{"type":"mine","id":"4103281","name":"MEXIA PLANT"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4103281|M00521|1950-01-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M04379","name":"D P  Frost"},"object":{"type":"mine","id":"4103281","name":"MEXIA PLANT"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4103281|M04379|1950-01-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L05420","name":"D P Frost Construction Company Inc"},"object":{"type":"mine","id":"4103281","name":"MEXIA PLANT"},"validFrom":"1985-01-01","validTo":"1986-10-23","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4103281|L05420|1985-01-01|1986-10-23"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M04379","name":"D P  Frost"},"object":{"type":"operator","id":"L05420","name":"D P Frost Construction Company Inc"},"validFrom":"1985-01-01","validTo":"1986-10-23","current":false,"derived":true,"evidenceMineId":"4103281","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4103281|L05420|1985-01-01|M04379|1950-01-01|131868"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L16203","name":"Hanson Aggregates West Inc"},"object":{"type":"mine","id":"4103281","name":"MEXIA PLANT"},"validFrom":"1986-10-24","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4103281|L16203|1986-10-24|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00521","name":"Hanson PLC"},"object":{"type":"operator","id":"L16203","name":"Hanson Aggregates West Inc"},"validFrom":"1986-10-24","validTo":null,"current":true,"derived":true,"evidenceMineId":"4103281","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4103281|L16203|1986-10-24|M00521|1950-01-01|112057"}}],"coverage":{"historyRecords":2,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"sources":[{"id":"msha-accidents","name":"Accident, Injuries, and Illnesses","domains":["safety","contractors"],"products":["incident trends","severity rates","equipment patterns","peer denominators"],"rowCount":2,"firstDate":"2001-09-15","lastDate":"2001-11-03","metrics":{"daysLost":37,"injuries":2,"fatalities":0,"recentRows":0,"restrictedDays":0,"contractorRecords":1},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"196448","DOCUMENT_NO":"220013230028","ACCIDENT_DT":"11/03/2001","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"MACHINERY","ACCIDENT_TYPE":"Contact with hot objects or substances","OCCUPATION":"Greaser, Grease man, Oiler, Lube man, Dragline oiler","NO_INJURIES":"1","DAYS_LOST":"16","NARRATIVE":"EE AND OTHER CHANGED PONTOON LOCATION TO PUMP WATER. WENT TO PONTOON IN BOAT-PUMP WAS RUNNING BUT NOT PUMPING WATER TURNED PUMP OFF STARTED REMOVING PLUG HAD WATER AND PRESSURE IN LINE BLEW WA TER AND MUD IN EE FACE. WATER WAS WARM.","sourceDate":"2001-11-03"},{"SOURCE_ROW_NUMBER":"7393","DOCUMENT_NO":"220012680043","ACCIDENT_DT":"09/15/2001","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Welder (shop)","NO_INJURIES":"1","DAYS_LOST":"21","NARRATIVE":"TRYING TO SUPPORT A CATWALK AS IT WAS BEING CUT FROM AN EXISTING FRAME. THE WEIGHT OF THE CATWALK PULLED HIM FORWARD FROM A SQUATING POSITION CAUSING A CHIP IN THE BONE OF HIS LEFT ANKLE. THE INJURY REQUIRED X-RAYS.","sourceDate":"2001-09-15"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2004-03-22","lastDate":"2004-03-22","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":49,"firstDate":"2000-01-25","lastDate":"2003-08-11","metrics":{"ss":15,"delinquent":49,"recentRows":0,"paidPenalty":9215.4,"proposedPenalty":11777,"currentAssessment":9215.4},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"400158","VIOLATION_NO":"6235509","ISSUE_DT":"08/11/2003","CFR_STANDARD_CD":"56.14132(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-08-11"},{"SOURCE_ROW_NUMBER":"400157","VIOLATION_NO":"6235508","ISSUE_DT":"08/11/2003","CFR_STANDARD_CD":"56.14107(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-08-11"},{"SOURCE_ROW_NUMBER":"400156","VIOLATION_NO":"6235507","ISSUE_DT":"08/11/2003","CFR_STANDARD_CD":"56.14107(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-08-11"},{"SOURCE_ROW_NUMBER":"393043","VIOLATION_NO":"6221942","ISSUE_DT":"10/31/2002","CFR_STANDARD_CD":"56.14100(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2002-10-31"},{"SOURCE_ROW_NUMBER":"393042","VIOLATION_NO":"6221941","ISSUE_DT":"10/31/2002","CFR_STANDARD_CD":"56.12004","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2002-10-31"},{"SOURCE_ROW_NUMBER":"393041","VIOLATION_NO":"6221940","ISSUE_DT":"10/31/2002","CFR_STANDARD_CD":"56.12008","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2002-10-31"},{"SOURCE_ROW_NUMBER":"393040","VIOLATION_NO":"6221939","ISSUE_DT":"10/30/2002","CFR_STANDARD_CD":"56.14101(a)(2)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2002-10-30"},{"SOURCE_ROW_NUMBER":"393039","VIOLATION_NO":"6221938","ISSUE_DT":"10/30/2002","CFR_STANDARD_CD":"56.14132(b)(1)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"207.00","CURRENT_ASSESSMENT_AMT":"207.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2002-10-30"},{"SOURCE_ROW_NUMBER":"393038","VIOLATION_NO":"6221937","ISSUE_DT":"10/30/2002","CFR_STANDARD_CD":"56.14100(b)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"340.00","CURRENT_ASSESSMENT_AMT":"340.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2002-10-30"},{"SOURCE_ROW_NUMBER":"393037","VIOLATION_NO":"6221936","ISSUE_DT":"10/30/2002","CFR_STANDARD_CD":"56.14132(b)(2)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2002-10-30"},{"SOURCE_ROW_NUMBER":"393036","VIOLATION_NO":"6221935","ISSUE_DT":"10/30/2002","CFR_STANDARD_CD":"56.14100(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2002-10-30"},{"SOURCE_ROW_NUMBER":"106632","VIOLATION_NO":"6212223","ISSUE_DT":"10/17/2001","CFR_STANDARD_CD":"56.14107(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2001-10-17"}]},{"id":"msha-civil-penalty-dockets-decisions","name":"Civil Penalty Dockets and Decisions","domains":["compliance","legal"],"products":["docket lineage","decision outcomes","citation packet precedent"],"rowCount":17,"firstDate":"2001-03-02","lastDate":"2003-04-10","metrics":{"appeals":0,"decisions":17,"recentRows":0,"decisionPenalty":6575.4,"originalPenalty":11937},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"479657","VIOLATION_NO":"6209196","DOCKET_NO":"CENT20020136M","DECISION_DT":"04/10/2003","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"317.00","DECISION_PENALTY_AMT":"55.00","JUDGE_FIRST_NAME":"Michael","JUDGE_LAST_NAME":"Zielinski","sourceDate":"2003-04-10"},{"SOURCE_ROW_NUMBER":"479475","VIOLATION_NO":"6212216","DOCKET_NO":"CENT20020136M","DECISION_DT":"04/10/2003","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"224.00","DECISION_PENALTY_AMT":"224.00","JUDGE_FIRST_NAME":"Michael","JUDGE_LAST_NAME":"Zielinski","sourceDate":"2003-04-10"},{"SOURCE_ROW_NUMBER":"479474","VIOLATION_NO":"6209197","DOCKET_NO":"CENT20020136M","DECISION_DT":"04/10/2003","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"317.00","DECISION_PENALTY_AMT":"55.00","JUDGE_FIRST_NAME":"Michael","JUDGE_LAST_NAME":"Zielinski","sourceDate":"2003-04-10"},{"SOURCE_ROW_NUMBER":"478958","VIOLATION_NO":"6209200","DOCKET_NO":"CENT20020136M","DECISION_DT":"04/10/2003","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"55.00","DECISION_PENALTY_AMT":"55.00","JUDGE_FIRST_NAME":"Michael","JUDGE_LAST_NAME":"Zielinski","sourceDate":"2003-04-10"},{"SOURCE_ROW_NUMBER":"478145","VIOLATION_NO":"6212215","DOCKET_NO":"CENT20020136M","DECISION_DT":"04/10/2003","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"224.00","DECISION_PENALTY_AMT":"224.00","JUDGE_FIRST_NAME":"Michael","JUDGE_LAST_NAME":"Zielinski","sourceDate":"2003-04-10"},{"SOURCE_ROW_NUMBER":"478144","VIOLATION_NO":"6209198","DOCKET_NO":"CENT20020136M","DECISION_DT":"04/10/2003","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"317.00","DECISION_PENALTY_AMT":"55.00","JUDGE_FIRST_NAME":"Michael","JUDGE_LAST_NAME":"Zielinski","sourceDate":"2003-04-10"},{"SOURCE_ROW_NUMBER":"178596","VIOLATION_NO":"6209201","DOCKET_NO":"CENT20020136M","DECISION_DT":"04/10/2003","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"55.00","DECISION_PENALTY_AMT":"55.00","JUDGE_FIRST_NAME":"Michael","JUDGE_LAST_NAME":"Zielinski","sourceDate":"2003-04-10"},{"SOURCE_ROW_NUMBER":"178595","VIOLATION_NO":"6209199","DOCKET_NO":"CENT20020136M","DECISION_DT":"04/10/2003","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"140.00","DECISION_PENALTY_AMT":"140.00","JUDGE_FIRST_NAME":"Michael","JUDGE_LAST_NAME":"Zielinski","sourceDate":"2003-04-10"},{"SOURCE_ROW_NUMBER":"479658","VIOLATION_NO":"7899513","DOCKET_NO":"CENT20020256M","DECISION_DT":"03/18/2003","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"4000.00","DECISION_PENALTY_AMT":"3000.00","JUDGE_FIRST_NAME":"Irwin","JUDGE_LAST_NAME":"Schroeder","sourceDate":"2003-03-18"},{"SOURCE_ROW_NUMBER":"479582","VIOLATION_NO":"7892210","DOCKET_NO":"CENT20000273M","DECISION_DT":"03/28/2001","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"55.00","DECISION_PENALTY_AMT":"55.00","JUDGE_FIRST_NAME":"Jerold","JUDGE_LAST_NAME":"Feldman","sourceDate":"2001-03-28"},{"SOURCE_ROW_NUMBER":"479581","VIOLATION_NO":"7892204","DOCKET_NO":"CENT20000273M","DECISION_DT":"03/28/2001","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"317.00","DECISION_PENALTY_AMT":"253.60","JUDGE_FIRST_NAME":"Jerold","JUDGE_LAST_NAME":"Feldman","sourceDate":"2001-03-28"},{"SOURCE_ROW_NUMBER":"479472","VIOLATION_NO":"7892207","DOCKET_NO":"CENT20000273M","DECISION_DT":"03/28/2001","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"872.00","DECISION_PENALTY_AMT":"697.60","JUDGE_FIRST_NAME":"Jerold","JUDGE_LAST_NAME":"Feldman","sourceDate":"2001-03-28"}]},{"id":"msha-conferences","name":"Conferences","domains":["compliance","legal"],"products":["conference history","post-issuance changes","citation lifecycle"],"rowCount":26,"firstDate":"2000-02-29","lastDate":"2001-12-17","metrics":{"linkedIssuances":26},"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":245,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":2,"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":49,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":2,"notMineAttributable":1},"periods":{},"recentRecords":[]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":2,"firstDate":"1985-01-01","lastDate":"1986-10-24","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":1},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":13,"firstDate":"2000-01-25","lastDate":"2003-08-14","metrics":{"inspectors":15,"recentRows":0,"onSiteHours":154,"inspectionHours":219,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"745208","EVENT_NO":"1025904","INSPECTION_BEGIN_DT":"08/14/2003","INSPECTION_END_DT":"08/14/2003","ACTIVITY_CODE":"02","ACTIVITY":"COMPLIANCE FOLLOW-UP INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2003-08-14"},{"SOURCE_ROW_NUMBER":"226398","EVENT_NO":"1025898","INSPECTION_BEGIN_DT":"08/11/2003","INSPECTION_END_DT":"08/11/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"11","SUM_TOTAL_ON_SITE_HOURS":"8","sourceDate":"2003-08-11"},{"SOURCE_ROW_NUMBER":"155606","EVENT_NO":"1020863","INSPECTION_BEGIN_DT":"01/06/2003","INSPECTION_END_DT":"01/06/2003","ACTIVITY_CODE":"02","ACTIVITY":"COMPLIANCE FOLLOW-UP INSPECTION","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"12","SUM_TOTAL_ON_SITE_HOURS":"8","sourceDate":"2003-01-06"},{"SOURCE_ROW_NUMBER":"840648","EVENT_NO":"1019773","INSPECTION_BEGIN_DT":"10/30/2002","INSPECTION_END_DT":"11/01/2002","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"28","SUM_TOTAL_ON_SITE_HOURS":"20","sourceDate":"2002-10-30"},{"SOURCE_ROW_NUMBER":"654884","EVENT_NO":"1018238","INSPECTION_BEGIN_DT":"10/16/2002","INSPECTION_END_DT":"10/16/2002","ACTIVITY_CODE":"46","ACTIVITY":"SPECIAL ENFORCEMENT 4","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"6","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2002-10-16"},{"SOURCE_ROW_NUMBER":"292391","EVENT_NO":"0756447","INSPECTION_BEGIN_DT":"01/17/2002","INSPECTION_END_DT":"01/17/2002","ACTIVITY_CODE":"02","ACTIVITY":"COMPLIANCE FOLLOW-UP INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2002-01-17"},{"SOURCE_ROW_NUMBER":"52996","EVENT_NO":"0756423","INSPECTION_BEGIN_DT":"11/13/2001","INSPECTION_END_DT":"11/13/2001","ACTIVITY_CODE":"02","ACTIVITY":"COMPLIANCE FOLLOW-UP INSPECTION","NBR_INSPECTOR":"0","SUM_TOTAL_INSP_HOURS":"0","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2001-11-13"},{"SOURCE_ROW_NUMBER":"490403","EVENT_NO":"0756411","INSPECTION_BEGIN_DT":"10/16/2001","INSPECTION_END_DT":"10/18/2001","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"32","SUM_TOTAL_ON_SITE_HOURS":"23","sourceDate":"2001-10-16"},{"SOURCE_ROW_NUMBER":"12905","EVENT_NO":"0757181","INSPECTION_BEGIN_DT":"04/18/2001","INSPECTION_END_DT":"04/18/2001","ACTIVITY_CODE":"02","ACTIVITY":"COMPLIANCE FOLLOW-UP INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2001-04-18"},{"SOURCE_ROW_NUMBER":"1146456","EVENT_NO":"0757167","INSPECTION_BEGIN_DT":"03/27/2001","INSPECTION_END_DT":"03/28/2001","ACTIVITY_CODE":"02","ACTIVITY":"COMPLIANCE FOLLOW-UP INSPECTION","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"6","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2001-03-27"},{"SOURCE_ROW_NUMBER":"500204","EVENT_NO":"0757163","INSPECTION_BEGIN_DT":"03/21/2001","INSPECTION_END_DT":"03/22/2001","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"13","SUM_TOTAL_ON_SITE_HOURS":"8","sourceDate":"2001-03-21"},{"SOURCE_ROW_NUMBER":"952538","EVENT_NO":"0681793","INSPECTION_BEGIN_DT":"02/17/2000","INSPECTION_END_DT":"02/17/2000","ACTIVITY_CODE":"02","ACTIVITY":"COMPLIANCE FOLLOW-UP INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2000-02-17"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":40,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2004-Q1":{"hours":5081,"employees":8,"production":0},"2003-Q4":{"hours":11458,"employees":18,"production":0},"2003-Q3":{"hours":11186,"employees":16,"production":0},"2003-Q2":{"hours":11283,"employees":16,"production":0},"2003-Q1":{"hours":12085,"employees":17,"production":0},"2002-Q4":{"hours":10449,"employees":18,"production":0},"2002-Q3":{"hours":10541,"employees":24,"production":0},"2002-Q2":{"hours":10748,"employees":18,"production":0},"2002-Q1":{"hours":10722,"employees":17,"production":0},"2001-Q4":{"hours":8976,"employees":16,"production":0},"2001-Q3":{"hours":11917,"employees":17,"production":0},"2001-Q2":{"hours":11772,"employees":16,"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":10,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2000":{"hours":49482,"employees":19,"production":0},"2001":{"hours":45613,"employees":18,"production":0},"2002":{"hours":42460,"employees":20,"production":0},"2003":{"hours":46012,"employees":17,"production":0},"2004":{"hours":5081,"employees":8,"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":5,"firstDate":"2002-10-31","lastDate":"2002-10-31","metrics":{"recentRows":0,"actionTaken":5,"maxExposureRatio":0.1,"overExposureLimit":0,"exposureRatioTotal":0.11},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"20842","EVENT_NO":"1019773","SAMPLE_NO":"000000200208391100","SAMPLE_DATE":"10/31/2002","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Truck Driver","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2002-10-31"},{"SOURCE_ROW_NUMBER":"20841","EVENT_NO":"1019773","SAMPLE_NO":"000000200208391000","SAMPLE_DATE":"10/31/2002","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Truck Driver","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2002-10-31"},{"SOURCE_ROW_NUMBER":"20840","EVENT_NO":"1019773","SAMPLE_NO":"000000200208390900","SAMPLE_DATE":"10/31/2002","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2002-10-31"},{"SOURCE_ROW_NUMBER":"20839","EVENT_NO":"1019773","SAMPLE_NO":"000000200208390800","SAMPLE_DATE":"10/31/2002","CONTAMINANT_DESC":"Nuisance dust, respirable, <1% Qtz","CONCENTRATION":"0000.12","EXPOSURE_LIMIT":"0010.00","C_OVER_E":"00.01","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2002-10-31"},{"SOURCE_ROW_NUMBER":"20838","EVENT_NO":"1019773","SAMPLE_NO":"000000200208390700","SAMPLE_DATE":"10/31/2002","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.16","EXPOSURE_LIMIT":"0001.55","C_OVER_E":"00.10","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2002-10-31"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":53,"firstDate":"2000-01-25","lastDate":"2003-08-11","metrics":{"ss":16,"amountDue":9215.4,"contested":16,"amountPaid":9215.4,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":11777},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2131143","VIOLATION_NO":"6235509","VIOLATION_ISSUE_DT":"08/11/2003","SIG_SUB":"N","PART_SECTION":"56.14132(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/14/2003","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2003-08-11"},{"SOURCE_ROW_NUMBER":"2131142","VIOLATION_NO":"6235508","VIOLATION_ISSUE_DT":"08/11/2003","SIG_SUB":"N","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/11/2003","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2003-08-11"},{"SOURCE_ROW_NUMBER":"2131141","VIOLATION_NO":"6235507","VIOLATION_ISSUE_DT":"08/11/2003","SIG_SUB":"N","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/11/2003","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2003-08-11"},{"SOURCE_ROW_NUMBER":"2131177","VIOLATION_NO":"6221942","VIOLATION_ISSUE_DT":"10/31/2002","SIG_SUB":"N","PART_SECTION":"56.14100(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/06/2003","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2002-10-31"},{"SOURCE_ROW_NUMBER":"2131176","VIOLATION_NO":"6221941","VIOLATION_ISSUE_DT":"10/31/2002","SIG_SUB":"N","PART_SECTION":"56.12004","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/06/2003","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2002-10-31"},{"SOURCE_ROW_NUMBER":"2131175","VIOLATION_NO":"6221940","VIOLATION_ISSUE_DT":"10/31/2002","SIG_SUB":"N","PART_SECTION":"56.12008","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/31/2002","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2002-10-31"},{"SOURCE_ROW_NUMBER":"2131174","VIOLATION_NO":"6221939","VIOLATION_ISSUE_DT":"10/30/2002","SIG_SUB":"N","PART_SECTION":"56.14101(a)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"10/31/2002","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2002-10-30"},{"SOURCE_ROW_NUMBER":"2131173","VIOLATION_NO":"6221938","VIOLATION_ISSUE_DT":"10/30/2002","SIG_SUB":"Y","PART_SECTION":"56.14132(b)(1)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/31/2002","PROPOSED_PENALTY":"207","AMOUNT_DUE":"207","AMOUNT_PAID":"207","CONTESTED_IND":"N","sourceDate":"2002-10-30"},{"SOURCE_ROW_NUMBER":"2131172","VIOLATION_NO":"6221937","VIOLATION_ISSUE_DT":"10/30/2002","SIG_SUB":"Y","PART_SECTION":"56.14100(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/06/2003","PROPOSED_PENALTY":"340","AMOUNT_DUE":"340","AMOUNT_PAID":"340","CONTESTED_IND":"N","sourceDate":"2002-10-30"},{"SOURCE_ROW_NUMBER":"2131171","VIOLATION_NO":"6221936","VIOLATION_ISSUE_DT":"10/30/2002","SIG_SUB":"N","PART_SECTION":"56.14132(b)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"01/06/2003","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2002-10-30"},{"SOURCE_ROW_NUMBER":"2131170","VIOLATION_NO":"6221935","VIOLATION_ISSUE_DT":"10/30/2002","SIG_SUB":"N","PART_SECTION":"56.14100(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"10/31/2002","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2002-10-30"},{"SOURCE_ROW_NUMBER":"2131169","VIOLATION_NO":"6212223","VIOLATION_ISSUE_DT":"10/17/2001","SIG_SUB":"N","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/18/2001","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2001-10-17"}]}],"safety":{"href":"/api/v1/mines/4103281/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4103281/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":"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":3},{"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":"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":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":1},{"chapter":"I","heading":"Insulation and fittings for power wires and cables.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12008","part":"56","subchapter":"K","subpart":"K","id":"56.12008","citation":"30 CFR 56.12008","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":"Brakes.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14101","part":"56","subchapter":"K","subpart":"M","id":"56.14101","citation":"30 CFR 56.14101","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":"4103281","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}