{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"0504092","name":"El Jay","status":"Intermittent","status_date":"2021-04-19","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"CO","county":"Grand","nearest_town":"Fraser","operator_id":"L04824","operator_name":"Grand County Road & Bridge Department","controller_id":"M03898","controller_name":"Grand County-Co","district":"M6","office":"Denver CO Field Office","employees":2,"latitude":40.0075,"longitude":-106.176111},"coverage":{"contributingSources":10,"registeredSources":20,"sourceRows":293},"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":"0504092","name":"El Jay"},"operator":{"type":"operator","id":"L04824","name":"Grand County Road & Bridge Department"},"controller":{"type":"controller","id":"M03898","name":"Grand County-Co"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M03898","name":"Grand County-Co"},"object":{"type":"mine","id":"0504092","name":"El Jay"},"validFrom":"1980-12-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0504092|M03898|1980-12-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L04824","name":"Grand County Road & Bridge Department"},"object":{"type":"mine","id":"0504092","name":"El Jay"},"validFrom":"1985-10-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0504092|L04824|1985-10-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M03898","name":"Grand County-Co"},"object":{"type":"operator","id":"L04824","name":"Grand County Road & Bridge Department"},"validFrom":"1985-10-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"0504092","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0504092|L04824|1985-10-01|M03898|1980-12-01|130398"}}],"coverage":{"historyRecords":1,"edgeCount":3,"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":"2021-04-19","lastDate":"2021-04-19","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-area-samples","name":"Metal and Nonmetal Area Samples","domains":["health","safety"],"products":["area contaminant trends","result-to-standard context","sampling recency"],"rowCount":1,"firstDate":"2014-08-13","lastDate":"2014-08-13","metrics":{"recentRows":0,"actionTaken":1,"concentrationTotal":0},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":53,"firstDate":"2000-04-19","lastDate":"2026-06-23","metrics":{"ss":10,"delinquent":50,"recentRows":13,"paidPenalty":6766,"proposedPenalty":6766,"currentAssessment":6766},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2995164","VIOLATION_NO":"5213314","ISSUE_DT":"06/23/2026","CFR_STANDARD_CD":"56.14205","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"245.00","CURRENT_ASSESSMENT_AMT":"245.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2026-06-23"},{"SOURCE_ROW_NUMBER":"2995163","VIOLATION_NO":"5213313","ISSUE_DT":"06/23/2026","CFR_STANDARD_CD":"56.14132(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2026-06-23"},{"SOURCE_ROW_NUMBER":"2995162","VIOLATION_NO":"5213312","ISSUE_DT":"06/23/2026","CFR_STANDARD_CD":"56.15001","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"165.00","CURRENT_ASSESSMENT_AMT":"165.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2026-06-23"},{"SOURCE_ROW_NUMBER":"2950417","VIOLATION_NO":"5056828","ISSUE_DT":"08/21/2025","CFR_STANDARD_CD":"50.30(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-08-21"},{"SOURCE_ROW_NUMBER":"2950416","VIOLATION_NO":"5056827","ISSUE_DT":"08/21/2025","CFR_STANDARD_CD":"56.12018","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-08-21"},{"SOURCE_ROW_NUMBER":"2950415","VIOLATION_NO":"5056826","ISSUE_DT":"08/21/2025","CFR_STANDARD_CD":"56.12004","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-08-21"},{"SOURCE_ROW_NUMBER":"2950414","VIOLATION_NO":"5056825","ISSUE_DT":"08/21/2025","CFR_STANDARD_CD":"56.14112(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-08-21"},{"SOURCE_ROW_NUMBER":"2757931","VIOLATION_NO":"9728999","ISSUE_DT":"08/22/2022","CFR_STANDARD_CD":"56.14101(a)(2)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"133.00","CURRENT_ASSESSMENT_AMT":"133.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2022-08-22"},{"SOURCE_ROW_NUMBER":"2757930","VIOLATION_NO":"9728998","ISSUE_DT":"08/22/2022","CFR_STANDARD_CD":"56.20008(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"133.00","CURRENT_ASSESSMENT_AMT":"133.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2022-08-22"},{"SOURCE_ROW_NUMBER":"2757929","VIOLATION_NO":"9728997","ISSUE_DT":"08/22/2022","CFR_STANDARD_CD":"56.14112(a)(1)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"133.00","CURRENT_ASSESSMENT_AMT":"133.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2022-08-22"},{"SOURCE_ROW_NUMBER":"2518424","VIOLATION_NO":"9650277","ISSUE_DT":"08/31/2021","CFR_STANDARD_CD":"56.12030","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"302.00","CURRENT_ASSESSMENT_AMT":"302.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2021-08-31"},{"SOURCE_ROW_NUMBER":"2518423","VIOLATION_NO":"9650276","ISSUE_DT":"08/31/2021","CFR_STANDARD_CD":"56.4501","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"125.00","CURRENT_ASSESSMENT_AMT":"125.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2021-08-31"}]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":1,"firstDate":"1985-10-01","lastDate":"1985-10-01","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":0},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":34,"firstDate":"2000-04-19","lastDate":"2026-06-22","metrics":{"inspectors":34,"recentRows":7,"onSiteHours":200.75,"inspectionHours":412.75,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"479788","EVENT_NO":"F01DC8D","INSPECTION_BEGIN_DT":"06/22/2026","INSPECTION_END_DT":"06/27/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"18.75","SUM_TOTAL_ON_SITE_HOURS":"13","sourceDate":"2026-06-22"},{"SOURCE_ROW_NUMBER":"686553","EVENT_NO":"F010E2F","INSPECTION_BEGIN_DT":"08/20/2025","INSPECTION_END_DT":"08/21/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"14.5","SUM_TOTAL_ON_SITE_HOURS":"4.25","sourceDate":"2025-08-20"},{"SOURCE_ROW_NUMBER":"433445","EVENT_NO":"F00FE67","INSPECTION_BEGIN_DT":"07/10/2024","INSPECTION_END_DT":"07/10/2024","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2024-07-10"},{"SOURCE_ROW_NUMBER":"189474","EVENT_NO":"6858300","INSPECTION_BEGIN_DT":"08/08/2023","INSPECTION_END_DT":"08/08/2023","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"13","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2023-08-08"},{"SOURCE_ROW_NUMBER":"528155","EVENT_NO":"6941009","INSPECTION_BEGIN_DT":"08/22/2022","INSPECTION_END_DT":"08/25/2022","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"14.5","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2022-08-22"},{"SOURCE_ROW_NUMBER":"623816","EVENT_NO":"6789483","INSPECTION_BEGIN_DT":"09/07/2021","INSPECTION_END_DT":"09/08/2021","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10.5","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2021-09-07"},{"SOURCE_ROW_NUMBER":"786849","EVENT_NO":"6789482","INSPECTION_BEGIN_DT":"08/30/2021","INSPECTION_END_DT":"08/31/2021","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"29","SUM_TOTAL_ON_SITE_HOURS":"7.5","sourceDate":"2021-08-30"},{"SOURCE_ROW_NUMBER":"1065299","EVENT_NO":"6785965","INSPECTION_BEGIN_DT":"07/11/2019","INSPECTION_END_DT":"07/11/2019","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"14","SUM_TOTAL_ON_SITE_HOURS":"6.5","sourceDate":"2019-07-11"},{"SOURCE_ROW_NUMBER":"101778","EVENT_NO":"6785535","INSPECTION_BEGIN_DT":"08/07/2018","INSPECTION_END_DT":"08/08/2018","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"26","SUM_TOTAL_ON_SITE_HOURS":"13.75","sourceDate":"2018-08-07"},{"SOURCE_ROW_NUMBER":"430718","EVENT_NO":"6775094","INSPECTION_BEGIN_DT":"11/21/2017","INSPECTION_END_DT":"11/21/2017","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1.5","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2017-11-21"},{"SOURCE_ROW_NUMBER":"214588","EVENT_NO":"6777220","INSPECTION_BEGIN_DT":"05/02/2017","INSPECTION_END_DT":"05/02/2017","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":"1.5","sourceDate":"2017-05-02"},{"SOURCE_ROW_NUMBER":"164069","EVENT_NO":"6777215","INSPECTION_BEGIN_DT":"04/18/2017","INSPECTION_END_DT":"04/19/2017","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"21","SUM_TOTAL_ON_SITE_HOURS":"15","sourceDate":"2017-04-18"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":106,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2026-Q2":{"hours":1235,"employees":4,"production":0},"2026-Q1":{"hours":0,"employees":0,"production":0},"2025-Q4":{"hours":258,"employees":3,"production":0},"2025-Q3":{"hours":1217,"employees":3,"production":0},"2025-Q2":{"hours":583,"employees":3,"production":0},"2025-Q1":{"hours":0,"employees":0,"production":0},"2024-Q4":{"hours":0,"employees":0,"production":0},"2024-Q3":{"hours":226,"employees":2,"production":0},"2024-Q2":{"hours":298,"employees":2,"production":0},"2024-Q1":{"hours":0,"employees":0,"production":0},"2023-Q4":{"hours":0,"employees":0,"production":0},"2023-Q3":{"hours":168,"employees":2,"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":26,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2016":{"hours":1537,"employees":3,"production":0},"2017":{"hours":2538,"employees":3,"production":0},"2018":{"hours":583,"employees":3,"production":0},"2019":{"hours":2241,"employees":3,"production":0},"2020":{"hours":1147,"employees":2,"production":0},"2021":{"hours":267,"employees":2,"production":0},"2023":{"hours":170,"employees":2,"production":0},"2024":{"hours":524,"employees":2,"production":0},"2025":{"hours":2058,"employees":3,"production":0},"2026":{"hours":1235,"employees":2,"production":0}},"recentRecords":[]},{"id":"msha-mines","name":"Mines","domains":["identity","production","logistics"],"products":["mine identity","status","commodity","location","operator and controller"],"rowCount":1,"firstDate":null,"lastDate":null,"metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-personal-health-samples","name":"Metal and Nonmetal Personal Health Samples","domains":["health","safety"],"products":["personal exposure trend","occupation patterns","analyte coverage"],"rowCount":17,"firstDate":"2005-04-14","lastDate":"2026-06-24","metrics":{"recentRows":2,"actionTaken":17,"maxExposureRatio":1,"overExposureLimit":0,"exposureRatioTotal":5.19},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"309087","EVENT_NO":"F01DC8D","SAMPLE_NO":"000000202602633900","SAMPLE_DATE":"06/24/2026","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Laborer, Bullgang","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2026-06-24"},{"SOURCE_ROW_NUMBER":"309086","EVENT_NO":"F01DC8D","SAMPLE_NO":"000000202602633800","SAMPLE_DATE":"06/24/2026","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Laborer, Bullgang","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2026-06-24"},{"SOURCE_ROW_NUMBER":"218875","EVENT_NO":"6785535","SAMPLE_NO":"000000201804321600","SAMPLE_DATE":"08/08/2018","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Bulldozer Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2018-08-08"},{"SOURCE_ROW_NUMBER":"218874","EVENT_NO":"6785535","SAMPLE_NO":"000000201804321500","SAMPLE_DATE":"08/08/2018","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.22","EXPOSURE_LIMIT":"0000.43","C_OVER_E":"00.51","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2018-08-08"},{"SOURCE_ROW_NUMBER":"218873","EVENT_NO":"6785535","SAMPLE_NO":"000000201804321400","SAMPLE_DATE":"08/08/2018","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.38","EXPOSURE_LIMIT":"0000.82","C_OVER_E":"00.46","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2018-08-08"},{"SOURCE_ROW_NUMBER":"199607","EVENT_NO":"6777215","SAMPLE_NO":"000000201702216100","SAMPLE_DATE":"04/19/2017","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2017-04-19"},{"SOURCE_ROW_NUMBER":"199606","EVENT_NO":"6777215","SAMPLE_NO":"000000201702216000","SAMPLE_DATE":"04/19/2017","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.22","EXPOSURE_LIMIT":"0000.59","C_OVER_E":"00.37","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2017-04-19"},{"SOURCE_ROW_NUMBER":"190320","EVENT_NO":"6693989","SAMPLE_NO":"000000201507301700","SAMPLE_DATE":"07/14/2015","CONTAMINANT_DESC":"Unlisted  Particulate, total, <1% Qtz","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Bulldozer Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2015-07-14"},{"SOURCE_ROW_NUMBER":"190319","EVENT_NO":"6693989","SAMPLE_NO":"000000201507301600","SAMPLE_DATE":"07/14/2015","CONTAMINANT_DESC":"Unlisted  Particulate, total, <1% Qtz","CONCENTRATION":"0000.16","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2015-07-14"},{"SOURCE_ROW_NUMBER":"144922","EVENT_NO":"6555010","SAMPLE_NO":"000000201007907300","SAMPLE_DATE":"08/26/2010","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.34","EXPOSURE_LIMIT":"0000.83","C_OVER_E":"00.41","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2010-08-26"},{"SOURCE_ROW_NUMBER":"144921","EVENT_NO":"6555010","SAMPLE_NO":"000000201007907200","SAMPLE_DATE":"08/26/2010","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":"2010-08-26"},{"SOURCE_ROW_NUMBER":"65016","EVENT_NO":"1087906","SAMPLE_NO":"000000200510176300","SAMPLE_DATE":"11/02/2005","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.72","EXPOSURE_LIMIT":"0000.72","C_OVER_E":"01.00","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2005-11-02"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":53,"firstDate":"2000-04-19","lastDate":"2026-06-23","metrics":{"ss":10,"amountDue":6766,"contested":0,"amountPaid":6766,"recentRows":13,"section104d":0,"unterminated":0,"proposedPenalty":6766},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"318543","VIOLATION_NO":"5213314","VIOLATION_ISSUE_DT":"06/23/2026","SIG_SUB":"N","PART_SECTION":"56.14205","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"06/24/2026","PROPOSED_PENALTY":"245","AMOUNT_DUE":"245","AMOUNT_PAID":"245","CONTESTED_IND":"N","sourceDate":"2026-06-23"},{"SOURCE_ROW_NUMBER":"318542","VIOLATION_NO":"5213313","VIOLATION_ISSUE_DT":"06/23/2026","SIG_SUB":"N","PART_SECTION":"56.14132(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"06/24/2026","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2026-06-23"},{"SOURCE_ROW_NUMBER":"318541","VIOLATION_NO":"5213312","VIOLATION_ISSUE_DT":"06/23/2026","SIG_SUB":"Y","PART_SECTION":"56.15001","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/23/2026","PROPOSED_PENALTY":"165","AMOUNT_DUE":"165","AMOUNT_PAID":"165","CONTESTED_IND":"N","sourceDate":"2026-06-23"},{"SOURCE_ROW_NUMBER":"318561","VIOLATION_NO":"5056828","VIOLATION_ISSUE_DT":"08/21/2025","SIG_SUB":"N","PART_SECTION":"50.30(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/21/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-08-21"},{"SOURCE_ROW_NUMBER":"318560","VIOLATION_NO":"5056827","VIOLATION_ISSUE_DT":"08/21/2025","SIG_SUB":"N","PART_SECTION":"56.12018","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/21/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-08-21"},{"SOURCE_ROW_NUMBER":"318559","VIOLATION_NO":"5056826","VIOLATION_ISSUE_DT":"08/21/2025","SIG_SUB":"N","PART_SECTION":"56.12004","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/21/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-08-21"},{"SOURCE_ROW_NUMBER":"318558","VIOLATION_NO":"5056825","VIOLATION_ISSUE_DT":"08/21/2025","SIG_SUB":"N","PART_SECTION":"56.14112(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/21/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-08-21"},{"SOURCE_ROW_NUMBER":"318564","VIOLATION_NO":"9728999","VIOLATION_ISSUE_DT":"08/22/2022","SIG_SUB":"N","PART_SECTION":"56.14101(a)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"08/23/2022","PROPOSED_PENALTY":"133","AMOUNT_DUE":"133","AMOUNT_PAID":"133","CONTESTED_IND":"N","sourceDate":"2022-08-22"},{"SOURCE_ROW_NUMBER":"318563","VIOLATION_NO":"9728998","VIOLATION_ISSUE_DT":"08/22/2022","SIG_SUB":"N","PART_SECTION":"56.20008(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/25/2022","PROPOSED_PENALTY":"133","AMOUNT_DUE":"133","AMOUNT_PAID":"133","CONTESTED_IND":"N","sourceDate":"2022-08-22"},{"SOURCE_ROW_NUMBER":"318562","VIOLATION_NO":"9728997","VIOLATION_ISSUE_DT":"08/22/2022","SIG_SUB":"N","PART_SECTION":"56.14112(a)(1)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/23/2022","PROPOSED_PENALTY":"133","AMOUNT_DUE":"133","AMOUNT_PAID":"133","CONTESTED_IND":"N","sourceDate":"2022-08-22"},{"SOURCE_ROW_NUMBER":"318568","VIOLATION_NO":"9650277","VIOLATION_ISSUE_DT":"08/31/2021","SIG_SUB":"Y","PART_SECTION":"56.12030","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/08/2021","PROPOSED_PENALTY":"302","AMOUNT_DUE":"302","AMOUNT_PAID":"302","CONTESTED_IND":"N","sourceDate":"2021-08-31"},{"SOURCE_ROW_NUMBER":"318567","VIOLATION_NO":"9650276","VIOLATION_ISSUE_DT":"08/31/2021","SIG_SUB":"N","PART_SECTION":"56.4501","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/08/2021","PROPOSED_PENALTY":"125","AMOUNT_DUE":"125","AMOUNT_PAID":"125","CONTESTED_IND":"N","sourceDate":"2021-08-31"}]}],"safety":{"href":"/api/v1/mines/0504092/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/0504092/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":"Machinery, equipment, and tools.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14205","part":"56","subchapter":"K","subpart":"M","id":"56.14205","citation":"30 CFR 56.14205","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":"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":"First-aid materials.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-N/section-56.15001","part":"56","subchapter":"K","subpart":"N","id":"56.15001","citation":"30 CFR 56.15001","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":"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":"Identification of power switches.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12018","part":"56","subchapter":"K","subpart":"K","id":"56.12018","citation":"30 CFR 56.12018","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"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":"Construction and maintenance of guards.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14112","part":"56","subchapter":"K","subpart":"M","id":"56.14112","citation":"30 CFR 56.14112","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":2},{"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},{"chapter":"I","heading":"Toilet facilities.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20008","part":"56","subchapter":"K","subpart":"S","id":"56.20008","citation":"30 CFR 56.20008","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":"Correction of dangerous conditions.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12030","part":"56","subchapter":"K","subpart":"K","id":"56.12030","citation":"30 CFR 56.12030","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":"Fuel lines.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4501","part":"56","subchapter":"K","subpart":"C","id":"56.4501","citation":"30 CFR 56.4501","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":"0504092","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}