{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-18T09:31:49.615Z","identity":{"mine_id":"1800572","name":"Leonardtown Sand & Gravel","status":"Abandoned","status_date":"2008-05-15","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"MD","county":"St Marys","nearest_town":"Leonardtown","operator_id":"L16168","operator_name":"Vulcan Construction Materials, LP","controller_id":"0071891","controller_name":"Vulcan Materials Company","district":"C05","office":"Staunton VA Field Office","employees":0,"latitude":38.257268,"longitude":-76.640452},"coverage":{"contributingSources":12,"registeredSources":20,"sourceRows":156},"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":"2026-10-18T09:31:49.615908+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":"1800572","name":"Leonardtown Sand & Gravel"},"operator":{"type":"operator","id":"L16168","name":"Vulcan Construction Materials, LP"},"controller":{"type":"controller","id":"0071891","name":"Vulcan Materials Company"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-18T09:31:49.615908+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00024","name":"Legacy Vulcan Corp (Form:Vulcan Materials Co)"},"object":{"type":"mine","id":"1800572","name":"Leonardtown Sand & Gravel"},"validFrom":"1950-01-01","validTo":"2007-11-15","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"1800572|M00024|1950-01-01|2007-11-15"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00290","name":"Florida Rock Industries Inc"},"object":{"type":"mine","id":"1800572","name":"Leonardtown Sand & Gravel"},"validFrom":"1950-01-01","validTo":"2007-11-15","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"1800572|M00290|1950-01-01|2007-11-15"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L01519","name":"C J Langenfelder & Son Inc"},"object":{"type":"mine","id":"1800572","name":"Leonardtown Sand & Gravel"},"validFrom":"1950-01-01","validTo":"1982-12-19","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"1800572|L01519|1950-01-01|1982-12-19"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M01354","name":"C J Langenfelder & Son Inc"},"object":{"type":"mine","id":"1800572","name":"Leonardtown Sand & Gravel"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"1800572|M01354|1950-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M01354","name":"C J Langenfelder & Son Inc"},"object":{"type":"operator","id":"L01519","name":"C J Langenfelder & Son Inc"},"validFrom":"1950-01-01","validTo":"1982-12-19","current":false,"derived":true,"evidenceMineId":"1800572","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"1800572|L01519|1950-01-01|M01354|1950-01-01|118179"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L00354","name":"Florida Rock Industries Inc"},"object":{"type":"mine","id":"1800572","name":"Leonardtown Sand & Gravel"},"validFrom":"1982-12-20","validTo":"2007-11-15","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"1800572|L00354|1982-12-20|2007-11-15"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00290","name":"Florida Rock Industries Inc"},"object":{"type":"operator","id":"L00354","name":"Florida Rock Industries Inc"},"validFrom":"1982-12-20","validTo":"2007-11-15","current":false,"derived":true,"evidenceMineId":"1800572","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"1800572|L00354|1982-12-20|M00290|1950-01-01|109068"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0071891","name":"Vulcan Materials Company"},"object":{"type":"mine","id":"1800572","name":"Leonardtown Sand & Gravel"},"validFrom":"2007-11-16","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"1800572|0071891|2007-11-16|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0071891","name":"Vulcan Materials Company"},"object":{"type":"operator","id":"L00354","name":"Florida Rock Industries Inc"},"validFrom":"2007-11-16","validTo":"2007-11-15","current":false,"derived":true,"evidenceMineId":"1800572","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"1800572|L00354|1982-12-20|0071891|2007-11-16|10832"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L16168","name":"Vulcan Construction Materials, LP"},"object":{"type":"mine","id":"1800572","name":"Leonardtown Sand & Gravel"},"validFrom":"2007-11-16","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"1800572|L16168|2007-11-16|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0071891","name":"Vulcan Materials Company"},"object":{"type":"operator","id":"L16168","name":"Vulcan Construction Materials, LP"},"validFrom":"2007-11-16","validTo":null,"current":true,"derived":true,"evidenceMineId":"1800572","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"1800572|L16168|2007-11-16|0071891|2007-11-16|10833"}},{"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, LP"},"validFrom":"2007-11-16","validTo":"2007-11-15","current":false,"derived":true,"evidenceMineId":"1800572","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"1800572|L16168|2007-11-16|M00024|1950-01-01|101791"}}],"coverage":{"historyRecords":5,"edgeCount":12,"intervalAnomalies":2,"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":6,"firstDate":"2005-01-21","lastDate":"2007-02-21","metrics":{"daysLost":32,"injuries":6,"fatalities":0,"recentRows":0,"restrictedDays":54,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"212441","DOCUMENT_NO":"220070570093","ACCIDENT_DT":"02/21/2007","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Caught in, under or between a moving and a stationary object","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"While removing the guard off the oversize belt tail pulley, employee caught his ring finger (right hand) between guard and the guard mount.","sourceDate":"2007-02-21"},{"SOURCE_ROW_NUMBER":"190829","DOCUMENT_NO":"220061770035","ACCIDENT_DT":"06/19/2006","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"MACHINERY","ACCIDENT_TYPE":"Caught in, under or between NEC","OCCUPATION":"Haul/Off road/Coal/Ore/Pit/Quarry/Rock/Rubber tire truck driver, Transportation truck driver","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Excavator operator was lifting pipe section for splice when pipe swung and mashed EE right hand against his knee causing his fingers to jam and possibly a hairline fracture in his small finger knuckel.","sourceDate":"2006-06-19"},{"SOURCE_ROW_NUMBER":"79091","DOCUMENT_NO":"220061300038","ACCIDENT_DT":"05/03/2006","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"POWERED HAULAGE","ACCIDENT_TYPE":"Struck against a moving object","OCCUPATION":"Haul/Off road/Coal/Ore/Pit/Quarry/Rock/Rubber tire truck driver, Transportation truck driver","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"The haul road on hill was washed away leaving a large pothole. Driver was going up hill and truck down shifted right as tire hit pothole causing seat to slam down on frame, resulting in a pulled muscle in his back.","sourceDate":"2006-05-03"},{"SOURCE_ROW_NUMBER":"130464","DOCUMENT_NO":"220052230034","ACCIDENT_DT":"07/30/2005","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Haul/Off road/Coal/Ore/Pit/Quarry/Rock/Rubber tire truck driver, Transportation truck driver","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee was shoveling under a hopper. It was a tight area and she used bad body position. She pulled a back muscle.","sourceDate":"2005-07-30"},{"SOURCE_ROW_NUMBER":"169400","DOCUMENT_NO":"220051940042","ACCIDENT_DT":"07/06/2005","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Caught in, under or between a moving and a stationary object","OCCUPATION":"Haul/Off road/Coal/Ore/Pit/Quarry/Rock/Rubber tire truck driver, Transportation truck driver","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Cat 730 truck was stuck in mud on uneven ground. Operator had assisted in hooking up tow cables to haul truck. As operator was climbing back into the cab, the door slammed shut on his right thumb. Thumb had slight bruise. Operator was given medication for pain causing restricted duty for two days.","sourceDate":"2005-07-06"},{"SOURCE_ROW_NUMBER":"40318","DOCUMENT_NO":"220050330032","ACCIDENT_DT":"01/21/2005","DEGREE_INJURY":"DYS AWY FRM WRK & RESTRCTD ACT","CLASSIFICATION":"HANDTOOLS (NONPOWERED)","ACCIDENT_TYPE":"Caught in, under or between a moving and a stationary object","OCCUPATION":"Front-end loader, Scraper-loader operator, Pan operator, Payloader, Scraper rig operator","NO_INJURIES":"1","DAYS_LOST":"32","NARRATIVE":"EE was attempting to clear a frozen clog from hopper gate with a pry bar. Clog came free, forced the bar down pinning his hand between bar, belt and hopper gate.","sourceDate":"2005-01-21"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2008-05-15","lastDate":"2008-05-15","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":12,"firstDate":"2004-08-03","lastDate":"2006-08-15","metrics":{"ss":4,"delinquent":12,"recentRows":0,"paidPenalty":938,"proposedPenalty":938,"currentAssessment":938},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"197382","VIOLATION_NO":"6040939","ISSUE_DT":"08/15/2006","CFR_STANDARD_CD":"56.12004","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2006-08-15"},{"SOURCE_ROW_NUMBER":"197381","VIOLATION_NO":"6040938","ISSUE_DT":"08/15/2006","CFR_STANDARD_CD":"56.12030","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2006-08-15"},{"SOURCE_ROW_NUMBER":"197271","VIOLATION_NO":"6037214","ISSUE_DT":"01/18/2006","CFR_STANDARD_CD":"56.14101(a)(3)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2006-01-18"},{"SOURCE_ROW_NUMBER":"197270","VIOLATION_NO":"6037213","ISSUE_DT":"01/18/2006","CFR_STANDARD_CD":"56.12008","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2006-01-18"},{"SOURCE_ROW_NUMBER":"197269","VIOLATION_NO":"6037212","ISSUE_DT":"01/12/2006","CFR_STANDARD_CD":"56.12030","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2006-01-12"},{"SOURCE_ROW_NUMBER":"180918","VIOLATION_NO":"6024502","ISSUE_DT":"02/01/2005","CFR_STANDARD_CD":"56.11001","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2005-02-01"},{"SOURCE_ROW_NUMBER":"180917","VIOLATION_NO":"6024501","ISSUE_DT":"02/01/2005","CFR_STANDARD_CD":"56.20003","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"114.00","CURRENT_ASSESSMENT_AMT":"114.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2005-02-01"},{"SOURCE_ROW_NUMBER":"180916","VIOLATION_NO":"6024500","ISSUE_DT":"02/01/2005","CFR_STANDARD_CD":"56.11001","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"114.00","CURRENT_ASSESSMENT_AMT":"114.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2005-02-01"},{"SOURCE_ROW_NUMBER":"180915","VIOLATION_NO":"6024499","ISSUE_DT":"02/01/2005","CFR_STANDARD_CD":"56.14105","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"76.00","CURRENT_ASSESSMENT_AMT":"76.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2005-02-01"},{"SOURCE_ROW_NUMBER":"182374","VIOLATION_NO":"6019260","ISSUE_DT":"08/03/2004","CFR_STANDARD_CD":"56.12004","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-08-03"},{"SOURCE_ROW_NUMBER":"182373","VIOLATION_NO":"6019259","ISSUE_DT":"08/03/2004","CFR_STANDARD_CD":"56.12030","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"154.00","CURRENT_ASSESSMENT_AMT":"154.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-08-03"},{"SOURCE_ROW_NUMBER":"182372","VIOLATION_NO":"6019258","ISSUE_DT":"08/03/2004","CFR_STANDARD_CD":"56.12034","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-08-03"}]},{"id":"msha-contractor-production-quarterly","name":"Contractor Employment and Production — Quarterly","domains":["contractors","production","safety"],"products":["contractor exposure denominator","productivity","presence windows"],"rowCount":41,"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":15,"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":"1950-01-01","lastDate":"2007-11-16","metrics":{"recentRows":0,"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":11,"firstDate":"2004-08-03","lastDate":"2008-04-30","metrics":{"inspectors":12,"recentRows":0,"onSiteHours":109.25,"inspectionHours":215.75,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"744317","EVENT_NO":"0900653","INSPECTION_BEGIN_DT":"04/30/2008","INSPECTION_END_DT":"04/30/2008","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5.5","SUM_TOTAL_ON_SITE_HOURS":"3.5","sourceDate":"2008-04-30"},{"SOURCE_ROW_NUMBER":"197761","EVENT_NO":"0900629","INSPECTION_BEGIN_DT":"02/20/2008","INSPECTION_END_DT":"02/20/2008","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9","SUM_TOTAL_ON_SITE_HOURS":"7","sourceDate":"2008-02-20"},{"SOURCE_ROW_NUMBER":"542460","EVENT_NO":"0895189","INSPECTION_BEGIN_DT":"08/01/2007","INSPECTION_END_DT":"08/06/2007","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"25","SUM_TOTAL_ON_SITE_HOURS":"12.75","sourceDate":"2007-08-01"},{"SOURCE_ROW_NUMBER":"80961","EVENT_NO":"0890599","INSPECTION_BEGIN_DT":"03/12/2007","INSPECTION_END_DT":"03/13/2007","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"14","SUM_TOTAL_ON_SITE_HOURS":"8.5","sourceDate":"2007-03-12"},{"SOURCE_ROW_NUMBER":"240500","EVENT_NO":"0889561","INSPECTION_BEGIN_DT":"08/14/2006","INSPECTION_END_DT":"08/17/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"35.25","SUM_TOTAL_ON_SITE_HOURS":"17.75","sourceDate":"2006-08-14"},{"SOURCE_ROW_NUMBER":"664730","EVENT_NO":"0889517","INSPECTION_BEGIN_DT":"01/12/2006","INSPECTION_END_DT":"01/19/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"36.75","SUM_TOTAL_ON_SITE_HOURS":"16","sourceDate":"2006-01-12"},{"SOURCE_ROW_NUMBER":"82472","EVENT_NO":"0878505","INSPECTION_BEGIN_DT":"08/10/2005","INSPECTION_END_DT":"08/11/2005","ACTIVITY_CODE":"E03","ACTIVITY":"103 (g) Written Notification Hazard Complaint Inspectio","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"14.5","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2005-08-10"},{"SOURCE_ROW_NUMBER":"521244","EVENT_NO":"0885584","INSPECTION_BEGIN_DT":"07/05/2005","INSPECTION_END_DT":"07/07/2005","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"19.75","SUM_TOTAL_ON_SITE_HOURS":"11.75","sourceDate":"2005-07-05"},{"SOURCE_ROW_NUMBER":"574483","EVENT_NO":"0879067","INSPECTION_BEGIN_DT":"02/01/2005","INSPECTION_END_DT":"02/01/2005","ACTIVITY_CODE":"13","ACTIVITY":"HAZARD COMPLAINT INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2005-02-01"},{"SOURCE_ROW_NUMBER":"243862","EVENT_NO":"0879068","INSPECTION_BEGIN_DT":"02/01/2005","INSPECTION_END_DT":"02/03/2005","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"28","SUM_TOTAL_ON_SITE_HOURS":"20","sourceDate":"2005-02-01"},{"SOURCE_ROW_NUMBER":"1067470","EVENT_NO":"0880127","INSPECTION_BEGIN_DT":"08/03/2004","INSPECTION_END_DT":"08/05/2004","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"18","SUM_TOTAL_ON_SITE_HOURS":"9","sourceDate":"2004-08-03"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":36,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2008-Q2":{"hours":4894,"employees":11,"production":0},"2008-Q1":{"hours":12892,"employees":20,"production":0},"2007-Q4":{"hours":14191,"employees":27,"production":0},"2007-Q3":{"hours":20056,"employees":28,"production":0},"2007-Q2":{"hours":18965,"employees":27,"production":0},"2007-Q1":{"hours":16863,"employees":27,"production":0},"2006-Q4":{"hours":20669,"employees":25,"production":0},"2006-Q3":{"hours":19384,"employees":24,"production":0},"2006-Q2":{"hours":19230,"employees":24,"production":0},"2006-Q1":{"hours":20303,"employees":25,"production":0},"2005-Q4":{"hours":19062,"employees":25,"production":0},"2005-Q3":{"hours":18652,"employees":25,"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":12,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2000":{"hours":6550,"employees":10,"production":0},"2004":{"hours":41431,"employees":18,"production":0},"2005":{"hours":72408,"employees":26,"production":0},"2006":{"hours":79586,"employees":25,"production":0},"2007":{"hours":70075,"employees":27,"production":0},"2008":{"hours":17786,"employees":16,"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":4,"firstDate":"2005-02-03","lastDate":"2005-02-03","metrics":{"recentRows":0,"actionTaken":4,"maxExposureRatio":0,"overExposureLimit":0,"exposureRatioTotal":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"56810","EVENT_NO":"0879068","SAMPLE_NO":"000000200501266300","SAMPLE_DATE":"02/03/2005","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":"2005-02-03"},{"SOURCE_ROW_NUMBER":"56809","EVENT_NO":"0879068","SAMPLE_NO":"000000200501266200","SAMPLE_DATE":"02/03/2005","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":"2005-02-03"},{"SOURCE_ROW_NUMBER":"56808","EVENT_NO":"0879068","SAMPLE_NO":"000000200501266100","SAMPLE_DATE":"02/03/2005","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":"2005-02-03"},{"SOURCE_ROW_NUMBER":"56807","EVENT_NO":"0879068","SAMPLE_NO":"000000200501266000","SAMPLE_DATE":"02/03/2005","CONTAMINANT_DESC":"Unlisted Particulate, respirable, <1% Qtz","CONCENTRATION":"0000.28","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2005-02-03"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":12,"firstDate":"2004-08-03","lastDate":"2006-08-15","metrics":{"ss":4,"amountDue":938,"contested":0,"amountPaid":938,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":938},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1255288","VIOLATION_NO":"6040939","VIOLATION_ISSUE_DT":"08/15/2006","SIG_SUB":"N","PART_SECTION":"56.12004","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"08/15/2006","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2006-08-15"},{"SOURCE_ROW_NUMBER":"1255287","VIOLATION_NO":"6040938","VIOLATION_ISSUE_DT":"08/15/2006","SIG_SUB":"N","PART_SECTION":"56.12030","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/15/2006","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2006-08-15"},{"SOURCE_ROW_NUMBER":"1255279","VIOLATION_NO":"6037214","VIOLATION_ISSUE_DT":"01/18/2006","SIG_SUB":"N","PART_SECTION":"56.14101(a)(3)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/18/2006","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2006-01-18"},{"SOURCE_ROW_NUMBER":"1255278","VIOLATION_NO":"6037213","VIOLATION_ISSUE_DT":"01/18/2006","SIG_SUB":"N","PART_SECTION":"56.12008","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/19/2006","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2006-01-18"},{"SOURCE_ROW_NUMBER":"1255277","VIOLATION_NO":"6037212","VIOLATION_ISSUE_DT":"01/12/2006","SIG_SUB":"N","PART_SECTION":"56.12030","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/18/2006","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2006-01-12"},{"SOURCE_ROW_NUMBER":"1255283","VIOLATION_NO":"6024502","VIOLATION_ISSUE_DT":"02/01/2005","SIG_SUB":"N","PART_SECTION":"56.11001","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"02/03/2005","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2005-02-01"},{"SOURCE_ROW_NUMBER":"1255282","VIOLATION_NO":"6024501","VIOLATION_ISSUE_DT":"02/01/2005","SIG_SUB":"Y","PART_SECTION":"56.20003","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"02/02/2005","PROPOSED_PENALTY":"114","AMOUNT_DUE":"114","AMOUNT_PAID":"114","CONTESTED_IND":"N","sourceDate":"2005-02-01"},{"SOURCE_ROW_NUMBER":"1255281","VIOLATION_NO":"6024500","VIOLATION_ISSUE_DT":"02/01/2005","SIG_SUB":"Y","PART_SECTION":"56.11001","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"02/02/2005","PROPOSED_PENALTY":"114","AMOUNT_DUE":"114","AMOUNT_PAID":"114","CONTESTED_IND":"N","sourceDate":"2005-02-01"},{"SOURCE_ROW_NUMBER":"1255280","VIOLATION_NO":"6024499","VIOLATION_ISSUE_DT":"02/01/2005","SIG_SUB":"Y","PART_SECTION":"56.14105","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"02/01/2005","PROPOSED_PENALTY":"76","AMOUNT_DUE":"76","AMOUNT_PAID":"76","CONTESTED_IND":"N","sourceDate":"2005-02-01"},{"SOURCE_ROW_NUMBER":"1255286","VIOLATION_NO":"6019260","VIOLATION_ISSUE_DT":"08/03/2004","SIG_SUB":"N","PART_SECTION":"56.12004","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/03/2004","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2004-08-03"},{"SOURCE_ROW_NUMBER":"1255285","VIOLATION_NO":"6019259","VIOLATION_ISSUE_DT":"08/03/2004","SIG_SUB":"Y","PART_SECTION":"56.12030","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/03/2004","PROPOSED_PENALTY":"154","AMOUNT_DUE":"154","AMOUNT_PAID":"154","CONTESTED_IND":"N","sourceDate":"2004-08-03"},{"SOURCE_ROW_NUMBER":"1255284","VIOLATION_NO":"6019258","VIOLATION_ISSUE_DT":"08/03/2004","SIG_SUB":"N","PART_SECTION":"56.12034","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/03/2004","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2004-08-03"}]}],"safety":{"href":"/api/v1/mines/1800572/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/1800572/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":"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":2},{"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":3},{"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":"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":"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":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":1},{"chapter":"I","heading":"Procedures during repairs or maintenance.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14105","part":"56","subchapter":"K","subpart":"M","id":"56.14105","citation":"30 CFR 56.14105","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":"Guarding around lights.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12034","part":"56","subchapter":"K","subpart":"K","id":"56.12034","citation":"30 CFR 56.12034","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":"1800572","dataSource":"postgres","snapshotId":"2026-10-18T09:31:49.615908+00:00","completedAt":"2026-10-18T09:31:49.615Z","sourceCount":20,"totalRows":17915666}}