{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-17T06:17:15.228Z","identity":{"mine_id":"4202346","name":"Pioneer Track Jaw","status":"Abandoned","status_date":"2014-02-12","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"UT","county":"Salt Lake","nearest_town":"Salt Lake City","operator_id":"L05064","operator_name":"W.W. Clyde & Co.","controller_id":"M04084","controller_name":"CCI  (Clyde Companies Inc)","district":"M6","office":"Salt Lake City UT Field Office","employees":0,"latitude":40.185556,"longitude":-111.610556},"coverage":{"contributingSources":9,"registeredSources":20,"sourceRows":34},"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":"4202346","name":"Pioneer Track Jaw"},"operator":{"type":"operator","id":"L05064","name":"W.W. Clyde & Co."},"controller":{"type":"controller","id":"M04084","name":"CCI  (Clyde Companies Inc)"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M04084","name":"CCI  (Clyde Companies Inc)"},"object":{"type":"mine","id":"4202346","name":"Pioneer Track Jaw"},"validFrom":"1979-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4202346|M04084|1979-01-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L05064","name":"W.W. Clyde & Co."},"object":{"type":"mine","id":"4202346","name":"Pioneer Track Jaw"},"validFrom":"2002-04-29","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4202346|L05064|2002-04-29|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M04084","name":"CCI  (Clyde Companies Inc)"},"object":{"type":"operator","id":"L05064","name":"W.W. Clyde & Co."},"validFrom":"2002-04-29","validTo":null,"current":true,"derived":true,"evidenceMineId":"4202346","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4202346|L05064|2002-04-29|M04084|1979-01-01|131025"}}],"coverage":{"historyRecords":1,"edgeCount":3,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"sources":[{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2014-02-12","lastDate":"2014-02-12","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":2,"firstDate":"2007-04-02","lastDate":"2009-06-16","metrics":{"ss":0,"delinquent":2,"recentRows":0,"paidPenalty":160,"proposedPenalty":160,"currentAssessment":160},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"511458","VIOLATION_NO":"6320273","ISSUE_DT":"06/16/2009","CFR_STANDARD_CD":"56.13015(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2009-06-16"},{"SOURCE_ROW_NUMBER":"509637","VIOLATION_NO":"6318382","ISSUE_DT":"04/02/2007","CFR_STANDARD_CD":"56.1000","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2007-04-02"}]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":1,"firstDate":"2002-04-29","lastDate":"2002-04-29","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":0},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":7,"firstDate":"2003-11-13","lastDate":"2012-01-24","metrics":{"inspectors":7,"recentRows":0,"onSiteHours":44.5,"inspectionHours":84.25,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"983212","EVENT_NO":"6556586","INSPECTION_BEGIN_DT":"01/24/2012","INSPECTION_END_DT":"01/24/2012","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2012-01-24"},{"SOURCE_ROW_NUMBER":"362961","EVENT_NO":"1097913","INSPECTION_BEGIN_DT":"06/16/2009","INSPECTION_END_DT":"06/22/2009","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"31","SUM_TOTAL_ON_SITE_HOURS":"15","sourceDate":"2009-06-16"},{"SOURCE_ROW_NUMBER":"890063","EVENT_NO":"1096981","INSPECTION_BEGIN_DT":"04/30/2007","INSPECTION_END_DT":"05/01/2007","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10.5","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2007-04-30"},{"SOURCE_ROW_NUMBER":"1034070","EVENT_NO":"1096971","INSPECTION_BEGIN_DT":"04/02/2007","INSPECTION_END_DT":"04/02/2007","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3.5","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2007-04-02"},{"SOURCE_ROW_NUMBER":"553182","EVENT_NO":"1082808","INSPECTION_BEGIN_DT":"03/01/2006","INSPECTION_END_DT":"03/02/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"17.25","SUM_TOTAL_ON_SITE_HOURS":"12.5","sourceDate":"2006-03-01"},{"SOURCE_ROW_NUMBER":"448164","EVENT_NO":"1082682","INSPECTION_BEGIN_DT":"10/19/2005","INSPECTION_END_DT":"10/19/2005","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2005-10-19"},{"SOURCE_ROW_NUMBER":"158098","EVENT_NO":"1073650","INSPECTION_BEGIN_DT":"11/13/2003","INSPECTION_END_DT":"11/13/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2003-11-13"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":2,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2002-Q3":{"hours":226,"employees":1,"production":0},"2002-Q2":{"hours":487,"employees":2,"production":0}},"recentRecords":[]},{"id":"msha-mine-production-yearly","name":"Mine Employment and Production — Yearly","domains":["production","safety","compliance"],"products":["annual trend","backfill","quarterly reconciliation"],"rowCount":14,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2004":{"hours":2347,"employees":4,"production":0},"2005":{"hours":1367,"employees":2,"production":0},"2006":{"hours":1616,"employees":2,"production":0},"2007":{"hours":868,"employees":2,"production":0},"2008":{"hours":836,"employees":4,"production":0},"2009":{"hours":1083,"employees":3,"production":0},"2010":{"hours":72,"employees":2,"production":0},"2011":{"hours":1364,"employees":2,"production":0},"2012":{"hours":408,"employees":2,"production":0},"2013":{"hours":108,"employees":2,"production":0}},"recentRecords":[]},{"id":"msha-mines","name":"Mines","domains":["identity","production","logistics"],"products":["mine identity","status","commodity","location","operator and controller"],"rowCount":1,"firstDate":null,"lastDate":null,"metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-personal-health-samples","name":"Metal and Nonmetal Personal Health Samples","domains":["health","safety"],"products":["personal exposure trend","occupation patterns","analyte coverage"],"rowCount":4,"firstDate":"2006-03-02","lastDate":"2009-06-17","metrics":{"recentRows":0,"actionTaken":4,"maxExposureRatio":0.76,"overExposureLimit":0,"exposureRatioTotal":1.88},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"122053","EVENT_NO":"1097913","SAMPLE_NO":"000000200906176500","SAMPLE_DATE":"06/17/2009","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.45","EXPOSURE_LIMIT":"0000.59","C_OVER_E":"00.76","JOB_CD_DESC":"Dry Screen Plant Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2009-06-17"},{"SOURCE_ROW_NUMBER":"122052","EVENT_NO":"1097913","SAMPLE_NO":"000000200906176400","SAMPLE_DATE":"06/17/2009","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.33","EXPOSURE_LIMIT":"0000.83","C_OVER_E":"00.40","JOB_CD_DESC":"Dry Screen Plant Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2009-06-17"},{"SOURCE_ROW_NUMBER":"62687","EVENT_NO":"1082808","SAMPLE_NO":"000000200602111400","SAMPLE_DATE":"03/02/2006","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.47","EXPOSURE_LIMIT":"0002.06","C_OVER_E":"00.23","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2006-03-02"},{"SOURCE_ROW_NUMBER":"62686","EVENT_NO":"1082808","SAMPLE_NO":"000000200602111300","SAMPLE_DATE":"03/02/2006","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.32","EXPOSURE_LIMIT":"0000.65","C_OVER_E":"00.49","JOB_CD_DESC":"Backhoe Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2006-03-02"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":2,"firstDate":"2007-04-02","lastDate":"2009-06-16","metrics":{"ss":0,"amountDue":160,"contested":0,"amountPaid":160,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":160},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2266435","VIOLATION_NO":"6320273","VIOLATION_ISSUE_DT":"06/16/2009","SIG_SUB":"N","PART_SECTION":"56.13015(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/20/2009","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2009-06-16"},{"SOURCE_ROW_NUMBER":"2266434","VIOLATION_NO":"6318382","VIOLATION_ISSUE_DT":"04/02/2007","SIG_SUB":"N","PART_SECTION":"56.1000","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"04/02/2007","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2007-04-02"}]}],"safety":{"href":"/api/v1/mines/4202346/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4202346/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":"Inspection of compressed-air receivers and other unfired pressure vessels.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-L/section-56.13015","part":"56","subchapter":"K","subpart":"L","id":"56.13015","citation":"30 CFR 56.13015","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":"Notification of commencement of operations and closing of mines.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-A/section-56.1000","part":"56","subchapter":"K","subpart":"A","id":"56.1000","citation":"30 CFR 56.1000","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":"4202346","dataSource":"postgres","snapshotId":"2026-10-17T05:35:58.500035+00:00","completedAt":"2026-10-17T06:17:15.228Z","sourceCount":20,"totalRows":15450873}}