{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-17T06:17:15.228Z","identity":{"mine_id":"0505026","name":"Lamar Sand & Gravel","status":"Active","status_date":"2016-05-10","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"CO","county":"Prowers","nearest_town":"Lamar","operator_id":"L16168","operator_name":"Vulcan Construction Materials, LLC","controller_id":"0071891","controller_name":"Vulcan Materials Company","district":"M6","office":"Denver CO Field Office","employees":18,"latitude":38.093333,"longitude":-102.584167},"coverage":{"contributingSources":12,"registeredSources":20,"sourceRows":257},"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":"0505026","name":"Lamar Sand & Gravel"},"operator":{"type":"operator","id":"L16168","name":"Vulcan Construction Materials, LLC"},"controller":{"type":"controller","id":"0071891","name":"Vulcan Materials Company"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00024","name":"Legacy Vulcan Corp (Form:Vulcan Materials Co)"},"object":{"type":"mine","id":"0505026","name":"Lamar Sand & Gravel"},"validFrom":"1950-01-01","validTo":"2007-11-15","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0505026|M00024|1950-01-01|2007-11-15"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M13648","name":"James C  Marvel Jr"},"object":{"type":"mine","id":"0505026","name":"Lamar Sand & Gravel"},"validFrom":"1996-05-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0505026|M13648|1996-05-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0071891","name":"Vulcan Materials Company"},"object":{"type":"mine","id":"0505026","name":"Lamar Sand & Gravel"},"validFrom":"2007-11-16","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0505026|0071891|2007-11-16|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0106905","name":"Ezra Eldon Lee"},"object":{"type":"mine","id":"0505026","name":"Lamar Sand & Gravel"},"validFrom":"2014-01-13","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0505026|0106905|2014-01-13|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0131533","name":"Crossfire Aggregate Services LLC"},"object":{"type":"mine","id":"0505026","name":"Lamar Sand & Gravel"},"validFrom":"2014-03-17","validTo":"2016-07-28","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0505026|0131533|2014-03-17|2016-07-28"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0106905","name":"Ezra Eldon Lee"},"object":{"type":"operator","id":"0131533","name":"Crossfire Aggregate Services LLC"},"validFrom":"2014-03-17","validTo":"2016-07-28","current":false,"derived":true,"evidenceMineId":"0505026","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0505026|0131533|2014-03-17|0106905|2014-01-13|18984"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0146454","name":"Prowers Aggregate Operators, LLC"},"object":{"type":"mine","id":"0505026","name":"Lamar Sand & Gravel"},"validFrom":"2016-07-29","validTo":"2021-11-17","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0505026|0146454|2016-07-29|2021-11-17"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0127601","name":"Prowers Holding Company, LLC"},"object":{"type":"mine","id":"0505026","name":"Lamar Sand & Gravel"},"validFrom":"2016-07-29","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0505026|0127601|2016-07-29|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0127601","name":"Prowers Holding Company, LLC"},"object":{"type":"operator","id":"0146454","name":"Prowers Aggregate Operators, LLC"},"validFrom":"2016-07-29","validTo":"2021-11-17","current":false,"derived":true,"evidenceMineId":"0505026","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0505026|0146454|2016-07-29|0127601|2016-07-29|25027"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L17886","name":"Brannan Sand & Gravel Company"},"object":{"type":"mine","id":"0505026","name":"Lamar Sand & Gravel"},"validFrom":"2021-11-18","validTo":"2026-06-05","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0505026|L17886|2021-11-18|2026-06-05"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M13648","name":"James C  Marvel Jr"},"object":{"type":"operator","id":"L17886","name":"Brannan Sand & Gravel Company"},"validFrom":"2021-11-18","validTo":"2026-06-05","current":false,"derived":true,"evidenceMineId":"0505026","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0505026|L17886|2021-11-18|M13648|1996-05-01|156761"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L16168","name":"Vulcan Construction Materials, LLC"},"object":{"type":"mine","id":"0505026","name":"Lamar Sand & Gravel"},"validFrom":"2026-06-06","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0505026|L16168|2026-06-06|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0071891","name":"Vulcan Materials Company"},"object":{"type":"operator","id":"L16168","name":"Vulcan Construction Materials, LLC"},"validFrom":"2026-06-06","validTo":null,"current":true,"derived":true,"evidenceMineId":"0505026","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0505026|L16168|2026-06-06|0071891|2007-11-16|10622"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00024","name":"Legacy Vulcan Corp (Form:Vulcan Materials Co)"},"object":{"type":"operator","id":"L16168","name":"Vulcan Construction Materials, LLC"},"validFrom":"2026-06-06","validTo":"2007-11-15","current":false,"derived":true,"evidenceMineId":"0505026","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0505026|L16168|2026-06-06|M00024|1950-01-01|101639"}}],"coverage":{"historyRecords":5,"edgeCount":14,"intervalAnomalies":1,"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":"2021-04-08","lastDate":"2021-12-30","metrics":{"daysLost":9,"injuries":2,"fatalities":0,"recentRows":2,"restrictedDays":0,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"241579","DOCUMENT_NO":"220220050009","ACCIDENT_DT":"12/30/2021","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"HANDTOOLS (NONPOWERED)","ACCIDENT_TYPE":"Caught in, under or between a moving and a stationary object","OCCUPATION":"Miner, Prospector, NEC","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"low light, cold weather, and thick work gloves were contributing factors in the employee smashing the tip of left hand pinky finger between a hammer and steel. The finger tip was swollen and employee was told to not use that finger for the next two weeks by the doctor.","sourceDate":"2021-12-30"},{"SOURCE_ROW_NUMBER":"168298","DOCUMENT_NO":"220211180002","ACCIDENT_DT":"04/08/2021","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Fall to the walkway or working surface","OCCUPATION":"Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer","NO_INJURIES":"1","DAYS_LOST":"9","NARRATIVE":"Employee was pulling a compressor on wheels while walking backwards.  EE tripped over the edge of the loader bucket and fell backwards and landed on EE's rear end.  The employee was sent to a doctor for back pain.  EE was diagnosed with a lumbar strain.  The employee was off of work for 9 days.  After the 9 days EE was fully released by EE's doctor.","sourceDate":"2021-04-08"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2016-05-10","lastDate":"2016-05-10","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":67,"firstDate":"2016-12-05","lastDate":"2026-08-26","metrics":{"ss":8,"delinquent":47,"recentRows":48,"paidPenalty":12911,"proposedPenalty":14220,"currentAssessment":14220},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"3028298","VIOLATION_NO":"5213196","ISSUE_DT":"08/26/2026","CFR_STANDARD_CD":"56.14108","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"245.00","CURRENT_ASSESSMENT_AMT":"245.00","ASSESS_CASE_STATUS_CD":"Printed","sourceDate":"2026-08-26"},{"SOURCE_ROW_NUMBER":"3028297","VIOLATION_NO":"5213194","ISSUE_DT":"08/26/2026","CFR_STANDARD_CD":"56.11001","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Printed","sourceDate":"2026-08-26"},{"SOURCE_ROW_NUMBER":"3028296","VIOLATION_NO":"5213193","ISSUE_DT":"08/25/2026","CFR_STANDARD_CD":"56.14107(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"366.00","CURRENT_ASSESSMENT_AMT":"366.00","ASSESS_CASE_STATUS_CD":"Printed","sourceDate":"2026-08-25"},{"SOURCE_ROW_NUMBER":"3028295","VIOLATION_NO":"5213191","ISSUE_DT":"08/25/2026","CFR_STANDARD_CD":"56.20003(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"245.00","CURRENT_ASSESSMENT_AMT":"245.00","ASSESS_CASE_STATUS_CD":"Printed","sourceDate":"2026-08-25"},{"SOURCE_ROW_NUMBER":"3028294","VIOLATION_NO":"5213190","ISSUE_DT":"08/24/2026","CFR_STANDARD_CD":"56.20003(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Printed","sourceDate":"2026-08-24"},{"SOURCE_ROW_NUMBER":"3028293","VIOLATION_NO":"5213188","ISSUE_DT":"08/24/2026","CFR_STANDARD_CD":"56.12028","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Printed","sourceDate":"2026-08-24"},{"SOURCE_ROW_NUMBER":"2998079","VIOLATION_NO":"6947870","ISSUE_DT":"03/05/2026","CFR_STANDARD_CD":"56.14107(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"288.00","CURRENT_ASSESSMENT_AMT":"288.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2026-03-05"},{"SOURCE_ROW_NUMBER":"2998078","VIOLATION_NO":"6947869","ISSUE_DT":"03/05/2026","CFR_STANDARD_CD":"56.14100(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":"2026-03-05"},{"SOURCE_ROW_NUMBER":"2998077","VIOLATION_NO":"6947862","ISSUE_DT":"02/26/2026","CFR_STANDARD_CD":"56.14107(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"193.00","CURRENT_ASSESSMENT_AMT":"193.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2026-02-26"},{"SOURCE_ROW_NUMBER":"2998076","VIOLATION_NO":"6947861","ISSUE_DT":"02/26/2026","CFR_STANDARD_CD":"56.4602","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2026-02-26"},{"SOURCE_ROW_NUMBER":"2933333","VIOLATION_NO":"5051131","ISSUE_DT":"04/09/2025","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":"2025-04-09"},{"SOURCE_ROW_NUMBER":"2933332","VIOLATION_NO":"5051130","ISSUE_DT":"04/08/2025","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":"2025-04-08"}]},{"id":"msha-conferences","name":"Conferences","domains":["compliance","legal"],"products":["conference history","post-issuance changes","citation lifecycle"],"rowCount":1,"firstDate":"2017-01-09","lastDate":"2017-01-09","metrics":{"linkedIssuances":1},"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":30,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":1,"notMineAttributable":1},"periods":{},"recentRecords":[]},{"id":"msha-contractor-production-yearly","name":"Contractor Employment and Production — Yearly","domains":["contractors","production","safety"],"products":["long-run contractor trend","annual denominator reconciliation"],"rowCount":6,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":1,"notMineAttributable":1},"periods":{},"recentRecords":[]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":5,"firstDate":"2014-03-17","lastDate":"2026-06-06","metrics":{"recentRows":3,"currentOperatorTenures":2,"completedOperatorTenures":3},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":31,"firstDate":"2015-06-09","lastDate":"2026-08-23","metrics":{"inspectors":32,"recentRows":15,"onSiteHours":283.5,"inspectionHours":586,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"320057","EVENT_NO":"F0345BA","INSPECTION_BEGIN_DT":"08/23/2026","INSPECTION_END_DT":"08/27/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"43","SUM_TOTAL_ON_SITE_HOURS":"19.5","sourceDate":"2026-08-23"},{"SOURCE_ROW_NUMBER":"718423","EVENT_NO":"F0202A4","INSPECTION_BEGIN_DT":"02/25/2026","INSPECTION_END_DT":"03/20/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"53.25","SUM_TOTAL_ON_SITE_HOURS":"24","sourceDate":"2026-02-25"},{"SOURCE_ROW_NUMBER":"515518","EVENT_NO":"F00AD34","INSPECTION_BEGIN_DT":"04/08/2025","INSPECTION_END_DT":"04/09/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"13.25","SUM_TOTAL_ON_SITE_HOURS":"7","sourceDate":"2025-04-08"},{"SOURCE_ROW_NUMBER":"895935","EVENT_NO":"F00AD05","INSPECTION_BEGIN_DT":"11/05/2024","INSPECTION_END_DT":"11/06/2024","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"21.75","SUM_TOTAL_ON_SITE_HOURS":"9.5","sourceDate":"2024-11-05"},{"SOURCE_ROW_NUMBER":"1149297","EVENT_NO":"6947981","INSPECTION_BEGIN_DT":"09/16/2024","INSPECTION_END_DT":"09/16/2024","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8.5","SUM_TOTAL_ON_SITE_HOURS":"1.25","sourceDate":"2024-09-16"},{"SOURCE_ROW_NUMBER":"1099206","EVENT_NO":"F0069DC","INSPECTION_BEGIN_DT":"09/05/2024","INSPECTION_END_DT":"09/05/2024","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1.25","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2024-09-05"},{"SOURCE_ROW_NUMBER":"740420","EVENT_NO":"F0069D9","INSPECTION_BEGIN_DT":"08/26/2024","INSPECTION_END_DT":"08/30/2024","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"35.75","SUM_TOTAL_ON_SITE_HOURS":"19.75","sourceDate":"2024-08-26"},{"SOURCE_ROW_NUMBER":"640030","EVENT_NO":"6860965","INSPECTION_BEGIN_DT":"01/04/2024","INSPECTION_END_DT":"01/05/2024","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"16.25","SUM_TOTAL_ON_SITE_HOURS":"5.5","sourceDate":"2024-01-04"},{"SOURCE_ROW_NUMBER":"933981","EVENT_NO":"6947725","INSPECTION_BEGIN_DT":"09/18/2023","INSPECTION_END_DT":"09/25/2023","ACTIVITY_CODE":"E03","ACTIVITY":"103 (g) Written Notification Hazard Complaint Inspectio","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"19.5","SUM_TOTAL_ON_SITE_HOURS":"4.5","sourceDate":"2023-09-18"},{"SOURCE_ROW_NUMBER":"102918","EVENT_NO":"6947726","INSPECTION_BEGIN_DT":"09/18/2023","INSPECTION_END_DT":"09/18/2023","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1.25","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2023-09-18"},{"SOURCE_ROW_NUMBER":"1079253","EVENT_NO":"6941084","INSPECTION_BEGIN_DT":"06/27/2023","INSPECTION_END_DT":"06/28/2023","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"30.75","SUM_TOTAL_ON_SITE_HOURS":"19","sourceDate":"2023-06-27"},{"SOURCE_ROW_NUMBER":"600382","EVENT_NO":"6941041","INSPECTION_BEGIN_DT":"02/06/2023","INSPECTION_END_DT":"02/07/2023","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"22","SUM_TOTAL_ON_SITE_HOURS":"12.5","sourceDate":"2023-02-06"}]},{"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":{"2017":{"hours":37274,"employees":14,"production":0},"2018":{"hours":25343,"employees":10,"production":0},"2019":{"hours":68585,"employees":20,"production":0},"2020":{"hours":69122,"employees":25,"production":0},"2021":{"hours":70010,"employees":25,"production":0},"2022":{"hours":77035,"employees":27,"production":0},"2023":{"hours":73366,"employees":28,"production":0},"2024":{"hours":53805,"employees":23,"production":0},"2025":{"hours":64158,"employees":23,"production":0},"2026":{"hours":27550,"employees":23,"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":15,"firstDate":"2017-09-20","lastDate":"2026-02-26","metrics":{"recentRows":11,"actionTaken":15,"maxExposureRatio":0.47,"overExposureLimit":0,"exposureRatioTotal":0.65},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"307483","EVENT_NO":"F0202A4","SAMPLE_NO":"000000202600744700","SAMPLE_DATE":"02/26/2026","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":"2026-02-26"},{"SOURCE_ROW_NUMBER":"307482","EVENT_NO":"F0202A4","SAMPLE_NO":"000000202600744600","SAMPLE_DATE":"02/26/2026","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Cleanup Man","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2026-02-26"},{"SOURCE_ROW_NUMBER":"307481","EVENT_NO":"F0202A4","SAMPLE_NO":"000000202600744500","SAMPLE_DATE":"02/26/2026","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Washer Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2026-02-26"},{"SOURCE_ROW_NUMBER":"278822","EVENT_NO":"6941084","SAMPLE_NO":"000000202302833800","SAMPLE_DATE":"06/28/2023","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":"2023-06-28"},{"SOURCE_ROW_NUMBER":"278821","EVENT_NO":"6941084","SAMPLE_NO":"000000202302833700","SAMPLE_DATE":"06/28/2023","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Washer Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2023-06-28"},{"SOURCE_ROW_NUMBER":"278820","EVENT_NO":"6941084","SAMPLE_NO":"000000202302833600","SAMPLE_DATE":"06/28/2023","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":"2023-06-28"},{"SOURCE_ROW_NUMBER":"278819","EVENT_NO":"6941084","SAMPLE_NO":"000000202302833500","SAMPLE_DATE":"06/28/2023","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.39","EXPOSURE_LIMIT":"0000.83","C_OVER_E":"00.47","JOB_CD_DESC":"Laborer, Bullgang","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2023-06-28"},{"SOURCE_ROW_NUMBER":"257165","EVENT_NO":"6853622","SAMPLE_NO":"000000202102386300","SAMPLE_DATE":"04/28/2021","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":"2021-04-28"},{"SOURCE_ROW_NUMBER":"257164","EVENT_NO":"6853622","SAMPLE_NO":"000000202102386200","SAMPLE_DATE":"04/28/2021","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":"2021-04-28"},{"SOURCE_ROW_NUMBER":"257163","EVENT_NO":"6853622","SAMPLE_NO":"000000202102386100","SAMPLE_DATE":"04/28/2021","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Lab Technician","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2021-04-28"},{"SOURCE_ROW_NUMBER":"257162","EVENT_NO":"6853622","SAMPLE_NO":"000000202102386000","SAMPLE_DATE":"04/28/2021","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":"2021-04-28"},{"SOURCE_ROW_NUMBER":"213236","EVENT_NO":"6777290","SAMPLE_NO":"000000201801846200","SAMPLE_DATE":"04/05/2018","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":"2018-04-05"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":72,"firstDate":"2016-12-05","lastDate":"2026-08-26","metrics":{"ss":10,"amountDue":14220,"contested":0,"amountPaid":12911,"recentRows":53,"section104d":0,"unterminated":0,"proposedPenalty":14220},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"346597","VIOLATION_NO":"5213197","VIOLATION_ISSUE_DT":"08/26/2026","SIG_SUB":"N","PART_SECTION":"56.4602","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/27/2026","CONTESTED_IND":"N","sourceDate":"2026-08-26"},{"SOURCE_ROW_NUMBER":"346596","VIOLATION_NO":"5213196","VIOLATION_ISSUE_DT":"08/26/2026","SIG_SUB":"Y","PART_SECTION":"56.14108","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/27/2026","PROPOSED_PENALTY":"245","AMOUNT_DUE":"245","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2026-08-26"},{"SOURCE_ROW_NUMBER":"346595","VIOLATION_NO":"5213195","VIOLATION_ISSUE_DT":"08/26/2026","SIG_SUB":"N","PART_SECTION":"56.15020","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/27/2026","CONTESTED_IND":"N","sourceDate":"2026-08-26"},{"SOURCE_ROW_NUMBER":"346594","VIOLATION_NO":"5213194","VIOLATION_ISSUE_DT":"08/26/2026","SIG_SUB":"N","PART_SECTION":"56.11001","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/27/2026","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2026-08-26"},{"SOURCE_ROW_NUMBER":"346593","VIOLATION_NO":"5213193","VIOLATION_ISSUE_DT":"08/25/2026","SIG_SUB":"Y","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/26/2026","PROPOSED_PENALTY":"366","AMOUNT_DUE":"366","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2026-08-25"},{"SOURCE_ROW_NUMBER":"346592","VIOLATION_NO":"5213192","VIOLATION_ISSUE_DT":"08/25/2026","SIG_SUB":"Y","PART_SECTION":"56.20003(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/25/2026","CONTESTED_IND":"N","sourceDate":"2026-08-25"},{"SOURCE_ROW_NUMBER":"346591","VIOLATION_NO":"5213191","VIOLATION_ISSUE_DT":"08/25/2026","SIG_SUB":"Y","PART_SECTION":"56.20003(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/25/2026","PROPOSED_PENALTY":"245","AMOUNT_DUE":"245","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2026-08-25"},{"SOURCE_ROW_NUMBER":"346590","VIOLATION_NO":"5213190","VIOLATION_ISSUE_DT":"08/24/2026","SIG_SUB":"N","PART_SECTION":"56.20003(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/25/2026","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2026-08-24"},{"SOURCE_ROW_NUMBER":"346589","VIOLATION_NO":"5213189","VIOLATION_ISSUE_DT":"08/24/2026","SIG_SUB":"Y","PART_SECTION":"56.9300(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/24/2026","CONTESTED_IND":"N","sourceDate":"2026-08-24"},{"SOURCE_ROW_NUMBER":"346588","VIOLATION_NO":"5213188","VIOLATION_ISSUE_DT":"08/24/2026","SIG_SUB":"N","PART_SECTION":"56.12028","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/25/2026","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2026-08-24"},{"SOURCE_ROW_NUMBER":"346587","VIOLATION_NO":"5213187","VIOLATION_ISSUE_DT":"08/24/2026","SIG_SUB":"N","PART_SECTION":"56.20013","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/24/2026","CONTESTED_IND":"N","sourceDate":"2026-08-24"},{"SOURCE_ROW_NUMBER":"346559","VIOLATION_NO":"6947870","VIOLATION_ISSUE_DT":"03/05/2026","SIG_SUB":"Y","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/06/2026","PROPOSED_PENALTY":"288","AMOUNT_DUE":"288","AMOUNT_PAID":"288","CONTESTED_IND":"N","sourceDate":"2026-03-05"}]}],"safety":{"href":"/api/v1/mines/0505026/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/0505026/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":"Gauges and regulators.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4602","part":"56","subchapter":"K","subpart":"C","id":"56.4602","citation":"30 CFR 56.4602","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":"Overhead drive belts.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14108","part":"56","subchapter":"K","subpart":"M","id":"56.14108","citation":"30 CFR 56.14108","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":"Life jackets and belts.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-N/section-56.15020","part":"56","subchapter":"K","subpart":"N","id":"56.15020","citation":"30 CFR 56.15020","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":"Safe access.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11001","part":"56","subchapter":"K","subpart":"J","id":"56.11001","citation":"30 CFR 56.11001","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":"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":2},{"chapter":"I","heading":"Housekeeping.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20003","part":"56","subchapter":"K","subpart":"S","id":"56.20003","citation":"30 CFR 56.20003","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":3},{"chapter":"I","heading":"Berms or guardrails.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9300","part":"56","subchapter":"K","subpart":"H","id":"56.9300","citation":"30 CFR 56.9300","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":"Testing grounding systems.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12028","part":"56","subchapter":"K","subpart":"K","id":"56.12028","citation":"30 CFR 56.12028","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":"Waste receptacles.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20013","part":"56","subchapter":"K","subpart":"S","id":"56.20013","citation":"30 CFR 56.20013","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":"0505026","dataSource":"postgres","snapshotId":"2026-10-17T05:35:58.500035+00:00","completedAt":"2026-10-17T06:17:15.228Z","sourceCount":20,"totalRows":15450873}}