{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4104450","name":"Kopperl Plant 2034","status":"Abandoned","status_date":"2020-09-14","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"TX","county":"Bosque","nearest_town":"Kopperl","operator_id":"L13225","operator_name":"Arcosa Aggregates,Inc.","controller_id":"0144281","controller_name":"Arcosa, Inc","district":"M5","office":"Dallas TX Field Office","employees":0,"latitude":32.930556,"longitude":-97.060833},"coverage":{"contributingSources":12,"registeredSources":20,"sourceRows":1079},"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":"4104450","name":"Kopperl Plant 2034"},"operator":{"type":"operator","id":"L13225","name":"Arcosa Aggregates,Inc."},"controller":{"type":"controller","id":"0144281","name":"Arcosa, Inc"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M09571","name":"Trinity Industries Inc"},"object":{"type":"mine","id":"4104450","name":"Kopperl Plant 2034"},"validFrom":"1991-12-01","validTo":"2018-10-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4104450|M09571|1991-12-01|2018-10-31"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L13225","name":"Arcosa Aggregates,Inc."},"object":{"type":"mine","id":"4104450","name":"Kopperl Plant 2034"},"validFrom":"2003-12-17","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4104450|L13225|2003-12-17|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M09571","name":"Trinity Industries Inc"},"object":{"type":"operator","id":"L13225","name":"Arcosa Aggregates,Inc."},"validFrom":"2003-12-17","validTo":"2018-10-31","current":false,"derived":true,"evidenceMineId":"4104450","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4104450|L13225|2003-12-17|M09571|1991-12-01|146720"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0144281","name":"Arcosa, Inc"},"object":{"type":"mine","id":"4104450","name":"Kopperl Plant 2034"},"validFrom":"2018-11-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4104450|0144281|2018-11-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0144281","name":"Arcosa, Inc"},"object":{"type":"operator","id":"L13225","name":"Arcosa Aggregates,Inc."},"validFrom":"2018-11-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"4104450","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4104450|L13225|2003-12-17|0144281|2018-11-01|29272"}}],"coverage":{"historyRecords":2,"edgeCount":5,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"sources":[{"id":"msha-accidents","name":"Accident, Injuries, and Illnesses","domains":["safety","contractors"],"products":["incident trends","severity rates","equipment patterns","peer denominators"],"rowCount":14,"firstDate":"2004-10-09","lastDate":"2018-07-05","metrics":{"daysLost":602,"injuries":14,"fatalities":0,"recentRows":0,"restrictedDays":461,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"274034","DOCUMENT_NO":"220181910017","ACCIDENT_DT":"07/05/2018","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"HANDTOOLS (NONPOWERED)","ACCIDENT_TYPE":"Over-exertion in pulling or pushing objects","OCCUPATION":"Crane operator, Mobile equipment operator (MEO), Dragline operator, Dropball operator, Rigger","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee was pulling on a pry bar to remove the V-belts for the secondary shaker when releasing the pressure on the pry bar ee felt back tighten up.","sourceDate":"2018-07-05"},{"SOURCE_ROW_NUMBER":"28926","DOCUMENT_NO":"220163010007","ACCIDENT_DT":"10/19/2016","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Over-exertion in lifting objects","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee was replacing the rear tire on a service truck. Employee was trying to lift the old tire into another truck when the employee felt soreness in lower back.","sourceDate":"2016-10-19"},{"SOURCE_ROW_NUMBER":"157967","DOCUMENT_NO":"220142240033","ACCIDENT_DT":"08/08/2014","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Caught in, under or between a moving and a stationary object","OCCUPATION":"Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee was replacing rollers on a conveyor belt. He was trying to force the roller frame between the belt, he lost his grip and smashed his left index finger between the roller frame and conveyor frame.","sourceDate":"2014-08-08"},{"SOURCE_ROW_NUMBER":"76280","DOCUMENT_NO":"220130910029","ACCIDENT_DT":"03/21/2013","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Struck by falling object","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee was standing under overhead hopper when a 2.5 inch rock fell and struck on left shoulder, employee was examined by physician and was release to regular duty, employee followed up with physician on 3/28/13 and was put on restricted duty  due to soreness until 4/11/13 follow up visit.","sourceDate":"2013-03-21"},{"SOURCE_ROW_NUMBER":"114803","DOCUMENT_NO":"220121880026","ACCIDENT_DT":"06/27/2012","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"POWERED HAULAGE","ACCIDENT_TYPE":"Struck against a moving object","OCCUPATION":"Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee complained of pain in right shoulder, neck and back from driving haul truck.","sourceDate":"2012-06-27"},{"SOURCE_ROW_NUMBER":"24704","DOCUMENT_NO":"220120380038","ACCIDENT_DT":"02/01/2012","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"POWERED HAULAGE","ACCIDENT_TYPE":"Caught in, under or between running or meshing objects","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee was conducting a workplace examination on the primary conveyor belt and knocked off some built up mud on a troughing idler with a hammer. The hammer and employees left arm was pulled between the troughing idler and conveyor belt causing pain to left wrist. Employee was examined by physician and released to restricted duty and is to follow-up with doctor on 2-8-12.","sourceDate":"2012-02-01"},{"SOURCE_ROW_NUMBER":"136322","DOCUMENT_NO":"220111180006","ACCIDENT_DT":"04/25/2011","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"HANDTOOLS (NONPOWERED)","ACCIDENT_TYPE":"Over-exertion in pulling or pushing objects","OCCUPATION":"Crane operator, Mobile equipment operator (MEO), Dragline operator, Dropball operator, Rigger","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee was removing wiper blade on primary shaker, while loosening bolts he felt pain in his left shoulder and neck, he was examined by a physician and was released to work with restrictions and will follow up with doctor on 4-28-2011.","sourceDate":"2011-04-25"},{"SOURCE_ROW_NUMBER":"76279","DOCUMENT_NO":"220110740014","ACCIDENT_DT":"03/07/2011","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"MACHINERY","ACCIDENT_TYPE":"Struck by... NEC","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee was replacing cutting edges on a 980H Front End Loader, the employee pushed up on a bolt that slipped out of the cut out, when another employee engaged the impact wrench cutting employee's right palm, employee received six stitches and was returned to work on restricted duty, employee will follow up with doctor on 3-17-2011.","sourceDate":"2011-03-07"},{"SOURCE_ROW_NUMBER":"33227","DOCUMENT_NO":"220063040015","ACCIDENT_DT":"10/11/2006","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee was climbing on the side of a Cat 750 Excavator to remove fuel hose. His foot slipped on bottom step an he felt pain between his right elbow and shoulder The employee did not request medical care at this time. Employee requested to see a doctor on 10/17/06 and was given restricted duty and returned to work.","sourceDate":"2006-10-11"},{"SOURCE_ROW_NUMBER":"222465","DOCUMENT_NO":"220061280022","ACCIDENT_DT":"04/28/2006","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Over-exertion in pulling or pushing objects","OCCUPATION":"Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee was hooking welding trailer to pick-up and was not lined up with trailer and tried to pull trailer to align with pick-up and strained his back. He was seen by a doctor on 5/3/06 and was told he strained his back. He was returned to work with restrictions and wil follow up with doctor on 5/12/06.","sourceDate":"2006-04-28"},{"SOURCE_ROW_NUMBER":"274033","DOCUMENT_NO":"220061420050","ACCIDENT_DT":"03/27/2006","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","DAYS_LOST":"292","NARRATIVE":"On 3/25/06, EE told his supervisor that his back was aching. On 3/27/06, EE wanted to see a Dr. He stated that his back had been hurting for a couple of weeks and believed pain was caused from a previous back injury several years ago. The Dr. asked EE what he had done and EE said his normal job duties, and on Saturday he had removed a pulley from a motor shaft.","sourceDate":"2006-03-27"},{"SOURCE_ROW_NUMBER":"218189","DOCUMENT_NO":"220061280023","ACCIDENT_DT":"03/22/2006","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","DAYS_LOST":"310","NARRATIVE":"Employee hurt right shoulder while adjusting tail pulley on feeder belt. He reported injury to plant manager but did not want to see a doctor at this time. On April 4, 2006 he requested to see a doctor and later was referred to an orthopedic doctor and is waiting to be scheduled for minor corrective surgery.","sourceDate":"2006-03-22"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2020-09-14","lastDate":"2020-09-14","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":41,"firstDate":"2004-03-22","lastDate":"2018-12-04","metrics":{"ss":9,"delinquent":32,"recentRows":0,"paidPenalty":8563.29,"proposedPenalty":8868,"currentAssessment":8868},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2535909","VIOLATION_NO":"9403546","ISSUE_DT":"12/04/2018","CFR_STANDARD_CD":"56.14101(a)(2)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"638.00","CURRENT_ASSESSMENT_AMT":"638.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2018-12-04"},{"SOURCE_ROW_NUMBER":"2535908","VIOLATION_NO":"9403545","ISSUE_DT":"12/04/2018","CFR_STANDARD_CD":"56.12032","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"128.00","CURRENT_ASSESSMENT_AMT":"128.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2018-12-04"},{"SOURCE_ROW_NUMBER":"2528109","VIOLATION_NO":"9403067","ISSUE_DT":"05/02/2018","CFR_STANDARD_CD":"56.11003","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"118.00","CURRENT_ASSESSMENT_AMT":"118.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2018-05-02"},{"SOURCE_ROW_NUMBER":"2441833","VIOLATION_NO":"9403403","ISSUE_DT":"02/15/2018","CFR_STANDARD_CD":"56.14131(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"128.00","CURRENT_ASSESSMENT_AMT":"128.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2018-02-15"},{"SOURCE_ROW_NUMBER":"2441832","VIOLATION_NO":"9403402","ISSUE_DT":"02/15/2018","CFR_STANDARD_CD":"56.14131(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"128.00","CURRENT_ASSESSMENT_AMT":"128.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2018-02-15"},{"SOURCE_ROW_NUMBER":"2443089","VIOLATION_NO":"9351860","ISSUE_DT":"06/21/2017","CFR_STANDARD_CD":"56.14101(a)(2)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"116.00","CURRENT_ASSESSMENT_AMT":"116.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2017-06-21"},{"SOURCE_ROW_NUMBER":"2431813","VIOLATION_NO":"8866795","ISSUE_DT":"04/13/2016","CFR_STANDARD_CD":"56.12004","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2016-04-13"},{"SOURCE_ROW_NUMBER":"2315223","VIOLATION_NO":"8866663","ISSUE_DT":"11/19/2015","CFR_STANDARD_CD":"56.14100(c)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"162.00","CURRENT_ASSESSMENT_AMT":"162.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2015-11-19"},{"SOURCE_ROW_NUMBER":"2315222","VIOLATION_NO":"8866662","ISSUE_DT":"11/19/2015","CFR_STANDARD_CD":"56.14100(c)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"162.00","CURRENT_ASSESSMENT_AMT":"162.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2015-11-19"},{"SOURCE_ROW_NUMBER":"2315221","VIOLATION_NO":"8866661","ISSUE_DT":"11/19/2015","CFR_STANDARD_CD":"56.14100(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2015-11-19"},{"SOURCE_ROW_NUMBER":"2315771","VIOLATION_NO":"8860855","ISSUE_DT":"05/05/2015","CFR_STANDARD_CD":"56.4201(a)(2)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2015-05-05"},{"SOURCE_ROW_NUMBER":"2315770","VIOLATION_NO":"8860854","ISSUE_DT":"05/05/2015","CFR_STANDARD_CD":"56.12004","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2015-05-05"}]},{"id":"msha-contractor-production-quarterly","name":"Contractor Employment and Production — Quarterly","domains":["contractors","production","safety"],"products":["contractor exposure denominator","productivity","presence windows"],"rowCount":597,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":2,"notMineAttributable":1},"periods":{},"recentRecords":[]},{"id":"msha-contractor-production-yearly","name":"Contractor Employment and Production — Yearly","domains":["contractors","production","safety"],"products":["long-run contractor trend","annual denominator reconciliation"],"rowCount":162,"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":2,"firstDate":"2003-12-17","lastDate":"2003-12-17","metrics":{"recentRows":0,"currentOperatorTenures":2,"completedOperatorTenures":0},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":39,"firstDate":"2004-03-22","lastDate":"2020-07-07","metrics":{"inspectors":38,"recentRows":0,"onSiteHours":360.75,"inspectionHours":626,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"856362","EVENT_NO":"6884408","INSPECTION_BEGIN_DT":"07/07/2020","INSPECTION_END_DT":"07/07/2020","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5.75","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2020-07-07"},{"SOURCE_ROW_NUMBER":"395945","EVENT_NO":"6881464","INSPECTION_BEGIN_DT":"02/12/2020","INSPECTION_END_DT":"02/12/2020","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.75","SUM_TOTAL_ON_SITE_HOURS":".75","sourceDate":"2020-02-12"},{"SOURCE_ROW_NUMBER":"383920","EVENT_NO":"6805854","INSPECTION_BEGIN_DT":"04/15/2019","INSPECTION_END_DT":"04/17/2019","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"18.25","SUM_TOTAL_ON_SITE_HOURS":"10.75","sourceDate":"2019-04-15"},{"SOURCE_ROW_NUMBER":"612379","EVENT_NO":"6805822","INSPECTION_BEGIN_DT":"12/03/2018","INSPECTION_END_DT":"12/10/2018","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"18.5","SUM_TOTAL_ON_SITE_HOURS":"6.25","sourceDate":"2018-12-03"},{"SOURCE_ROW_NUMBER":"318227","EVENT_NO":"6801968","INSPECTION_BEGIN_DT":"05/02/2018","INSPECTION_END_DT":"05/03/2018","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"16.25","SUM_TOTAL_ON_SITE_HOURS":"9.5","sourceDate":"2018-05-02"},{"SOURCE_ROW_NUMBER":"8991","EVENT_NO":"6739568","INSPECTION_BEGIN_DT":"02/14/2018","INSPECTION_END_DT":"02/16/2018","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"17","SUM_TOTAL_ON_SITE_HOURS":"6.25","sourceDate":"2018-02-14"},{"SOURCE_ROW_NUMBER":"386360","EVENT_NO":"6740140","INSPECTION_BEGIN_DT":"07/07/2017","INSPECTION_END_DT":"07/07/2017","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.75","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2017-07-07"},{"SOURCE_ROW_NUMBER":"204030","EVENT_NO":"6740137","INSPECTION_BEGIN_DT":"06/21/2017","INSPECTION_END_DT":"06/21/2017","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"0","SUM_TOTAL_INSP_HOURS":"0","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2017-06-21"},{"SOURCE_ROW_NUMBER":"249418","EVENT_NO":"6734993","INSPECTION_BEGIN_DT":"03/15/2017","INSPECTION_END_DT":"03/15/2017","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"17","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2017-03-15"},{"SOURCE_ROW_NUMBER":"89342","EVENT_NO":"6735302","INSPECTION_BEGIN_DT":"04/13/2016","INSPECTION_END_DT":"04/14/2016","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"16.75","SUM_TOTAL_ON_SITE_HOURS":"12","sourceDate":"2016-04-13"},{"SOURCE_ROW_NUMBER":"192047","EVENT_NO":"6659474","INSPECTION_BEGIN_DT":"12/23/2015","INSPECTION_END_DT":"12/23/2015","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5.25","SUM_TOTAL_ON_SITE_HOURS":"1.25","sourceDate":"2015-12-23"},{"SOURCE_ROW_NUMBER":"709953","EVENT_NO":"6659467","INSPECTION_BEGIN_DT":"11/19/2015","INSPECTION_END_DT":"11/20/2015","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"15.5","SUM_TOTAL_ON_SITE_HOURS":"8.5","sourceDate":"2015-11-19"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":134,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2020-Q3":{"hours":0,"employees":0,"production":0},"2020-Q2":{"hours":652,"employees":3,"production":0},"2020-Q1":{"hours":2529,"employees":7,"production":0},"2019-Q4":{"hours":2600,"employees":7,"production":0},"2019-Q3":{"hours":11438,"employees":24,"production":0},"2019-Q2":{"hours":10812,"employees":20,"production":0},"2019-Q1":{"hours":8454,"employees":19,"production":0},"2018-Q4":{"hours":8751,"employees":19,"production":0},"2018-Q3":{"hours":11413,"employees":19,"production":0},"2018-Q2":{"hours":10654,"employees":19,"production":0},"2018-Q1":{"hours":11783,"employees":21,"production":0},"2017-Q4":{"hours":12350,"employees":19,"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":34,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2011":{"hours":32682,"employees":14,"production":0},"2012":{"hours":35699,"employees":13,"production":0},"2013":{"hours":41236,"employees":15,"production":0},"2014":{"hours":45873,"employees":18,"production":0},"2015":{"hours":51524,"employees":22,"production":0},"2016":{"hours":52695,"employees":19,"production":0},"2017":{"hours":50128,"employees":20,"production":0},"2018":{"hours":42601,"employees":20,"production":0},"2019":{"hours":33304,"employees":18,"production":0},"2020":{"hours":3181,"employees":6,"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":13,"firstDate":"2008-01-17","lastDate":"2011-11-02","metrics":{"recentRows":0,"actionTaken":13,"maxExposureRatio":0,"overExposureLimit":0,"exposureRatioTotal":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"139514","EVENT_NO":"6548645","SAMPLE_NO":"000000201110228100","SAMPLE_DATE":"11/02/2011","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":"2011-11-02"},{"SOURCE_ROW_NUMBER":"139513","EVENT_NO":"6548645","SAMPLE_NO":"000000201110228000","SAMPLE_DATE":"11/02/2011","CONTAMINANT_DESC":"Unlisted Particulate, respirable, <1% Qtz","CONCENTRATION":"0000.13","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Truck Driver","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2011-11-02"},{"SOURCE_ROW_NUMBER":"139512","EVENT_NO":"6548645","SAMPLE_NO":"000000201110227900","SAMPLE_DATE":"11/02/2011","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Mechanic","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2011-11-02"},{"SOURCE_ROW_NUMBER":"128174","EVENT_NO":"6546623","SAMPLE_NO":"000000201009369600","SAMPLE_DATE":"09/29/2010","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":"2010-09-29"},{"SOURCE_ROW_NUMBER":"128173","EVENT_NO":"6546623","SAMPLE_NO":"000000201009369500","SAMPLE_DATE":"09/29/2010","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":"2010-09-29"},{"SOURCE_ROW_NUMBER":"128172","EVENT_NO":"6546623","SAMPLE_NO":"000000201009369400","SAMPLE_DATE":"09/29/2010","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":"2010-09-29"},{"SOURCE_ROW_NUMBER":"108126","EVENT_NO":"1059274","SAMPLE_NO":"000000201000827200","SAMPLE_DATE":"01/20/2010","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2010-01-20"},{"SOURCE_ROW_NUMBER":"108125","EVENT_NO":"1059274","SAMPLE_NO":"000000201000827100","SAMPLE_DATE":"01/20/2010","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":"2010-01-20"},{"SOURCE_ROW_NUMBER":"108124","EVENT_NO":"1059274","SAMPLE_NO":"000000201000827000","SAMPLE_DATE":"01/20/2010","CONTAMINANT_DESC":"Unlisted Particulate, respirable, <1% Qtz","CONCENTRATION":"0000.13","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Truck Driver","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2010-01-20"},{"SOURCE_ROW_NUMBER":"77624","EVENT_NO":"1059322","SAMPLE_NO":"000000200904050100","SAMPLE_DATE":"04/22/2009","CONTAMINANT_DESC":"Unlisted Particulate, respirable, <1% Qtz","CONCENTRATION":"0000.12","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2009-04-22"},{"SOURCE_ROW_NUMBER":"77623","EVENT_NO":"1059322","SAMPLE_NO":"000000200904050000","SAMPLE_DATE":"04/22/2009","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":"2009-04-22"},{"SOURCE_ROW_NUMBER":"77622","EVENT_NO":"1059322","SAMPLE_NO":"000000200904049900","SAMPLE_DATE":"04/22/2009","CONTAMINANT_DESC":"Unlisted Particulate, respirable, <1% Qtz","CONCENTRATION":"0000.16","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Truck Driver","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2009-04-22"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":41,"firstDate":"2004-03-22","lastDate":"2018-12-04","metrics":{"ss":9,"amountDue":8868,"contested":0,"amountPaid":8563.29,"recentRows":0,"section104d":2,"unterminated":0,"proposedPenalty":8868},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2168839","VIOLATION_NO":"9403546","VIOLATION_ISSUE_DT":"12/04/2018","SIG_SUB":"Y","PART_SECTION":"56.14101(a)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"12/04/2018","PROPOSED_PENALTY":"638","AMOUNT_DUE":"638","AMOUNT_PAID":"638","CONTESTED_IND":"N","sourceDate":"2018-12-04"},{"SOURCE_ROW_NUMBER":"2168838","VIOLATION_NO":"9403545","VIOLATION_ISSUE_DT":"12/04/2018","SIG_SUB":"N","PART_SECTION":"56.12032","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"12/04/2018","PROPOSED_PENALTY":"128","AMOUNT_DUE":"128","AMOUNT_PAID":"123.29","CONTESTED_IND":"N","sourceDate":"2018-12-04"},{"SOURCE_ROW_NUMBER":"2168809","VIOLATION_NO":"9403067","VIOLATION_ISSUE_DT":"05/02/2018","SIG_SUB":"N","PART_SECTION":"56.11003","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/02/2018","PROPOSED_PENALTY":"118","AMOUNT_DUE":"118","AMOUNT_PAID":"118","CONTESTED_IND":"N","sourceDate":"2018-05-02"},{"SOURCE_ROW_NUMBER":"2168804","VIOLATION_NO":"9403403","VIOLATION_ISSUE_DT":"02/15/2018","SIG_SUB":"N","PART_SECTION":"56.14131(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"02/15/2018","PROPOSED_PENALTY":"128","AMOUNT_DUE":"128","AMOUNT_PAID":"128","CONTESTED_IND":"N","sourceDate":"2018-02-15"},{"SOURCE_ROW_NUMBER":"2168803","VIOLATION_NO":"9403402","VIOLATION_ISSUE_DT":"02/15/2018","SIG_SUB":"N","PART_SECTION":"56.14131(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"02/15/2018","PROPOSED_PENALTY":"128","AMOUNT_DUE":"128","AMOUNT_PAID":"128","CONTESTED_IND":"N","sourceDate":"2018-02-15"},{"SOURCE_ROW_NUMBER":"2168820","VIOLATION_NO":"9351860","VIOLATION_ISSUE_DT":"06/21/2017","SIG_SUB":"N","PART_SECTION":"56.14101(a)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/07/2017","PROPOSED_PENALTY":"116","AMOUNT_DUE":"116","AMOUNT_PAID":"116","CONTESTED_IND":"N","sourceDate":"2017-06-21"},{"SOURCE_ROW_NUMBER":"2168808","VIOLATION_NO":"8866795","VIOLATION_ISSUE_DT":"04/13/2016","SIG_SUB":"N","PART_SECTION":"56.12004","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/13/2016","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2016-04-13"},{"SOURCE_ROW_NUMBER":"2168834","VIOLATION_NO":"8866663","VIOLATION_ISSUE_DT":"11/19/2015","SIG_SUB":"Y","PART_SECTION":"56.14100(c)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"12/23/2015","PROPOSED_PENALTY":"162","AMOUNT_DUE":"162","AMOUNT_PAID":"162","CONTESTED_IND":"N","sourceDate":"2015-11-19"},{"SOURCE_ROW_NUMBER":"2168833","VIOLATION_NO":"8866662","VIOLATION_ISSUE_DT":"11/19/2015","SIG_SUB":"Y","PART_SECTION":"56.14100(c)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"12/23/2015","PROPOSED_PENALTY":"162","AMOUNT_DUE":"162","AMOUNT_PAID":"162","CONTESTED_IND":"N","sourceDate":"2015-11-19"},{"SOURCE_ROW_NUMBER":"2168832","VIOLATION_NO":"8866661","VIOLATION_ISSUE_DT":"11/19/2015","SIG_SUB":"N","PART_SECTION":"56.14100(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/19/2015","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2015-11-19"},{"SOURCE_ROW_NUMBER":"2168811","VIOLATION_NO":"8860855","VIOLATION_ISSUE_DT":"05/05/2015","SIG_SUB":"N","PART_SECTION":"56.4201(a)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"05/05/2015","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2015-05-05"},{"SOURCE_ROW_NUMBER":"2168810","VIOLATION_NO":"8860854","VIOLATION_ISSUE_DT":"05/05/2015","SIG_SUB":"N","PART_SECTION":"56.12004","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/05/2015","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2015-05-05"}]}],"safety":{"href":"/api/v1/mines/4104450/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4104450/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":"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":2},{"chapter":"I","heading":"Inspection and cover plates.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12032","part":"56","subchapter":"K","subpart":"K","id":"56.12032","citation":"30 CFR 56.12032","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Construction and maintenance of ladders.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11003","part":"56","subchapter":"K","subpart":"J","id":"56.11003","citation":"30 CFR 56.11003","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":"Seat belts for haulage trucks.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14131","part":"56","subchapter":"K","subpart":"M","id":"56.14131","citation":"30 CFR 56.14131","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":"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":"Safety defects; examination, correction and records.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14100","part":"56","subchapter":"K","subpart":"M","id":"56.14100","citation":"30 CFR 56.14100","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":3},{"chapter":"I","heading":"Inspection.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4201","part":"56","subchapter":"K","subpart":"C","id":"56.4201","citation":"30 CFR 56.4201","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":"4104450","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}