{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4703545","name":"Portable Plant #2","status":"Abandoned","status_date":"2026-09-03","mine_type":"Surface","coal_metal":"M","commodity":"Crushed, Broken Limestone NEC","state":"WI","county":"Iowa","nearest_town":"Mineral Point","operator_id":"L01697","operator_name":"Ivey Construction Inc","controller_id":"0160841","controller_name":"Daniel C  Ivey; Chase C  Ivey","district":"M4","office":"Peru IL Field Office","employees":0,"latitude":42.853056,"longitude":-90.176667},"coverage":{"contributingSources":9,"registeredSources":20,"sourceRows":200},"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":"4703545","name":"Portable Plant #2"},"operator":{"type":"operator","id":"L01697","name":"Ivey Construction Inc"},"controller":{"type":"controller","id":"0160841","name":"Daniel C  Ivey; Chase C  Ivey"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M01522","name":"Dan C  Ivey et al"},"object":{"type":"mine","id":"4703545","name":"Portable Plant #2"},"validFrom":"1950-01-01","validTo":"2020-10-27","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4703545|M01522|1950-01-01|2020-10-27"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L01697","name":"Ivey Construction Inc"},"object":{"type":"mine","id":"4703545","name":"Portable Plant #2"},"validFrom":"2008-09-10","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4703545|L01697|2008-09-10|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M01522","name":"Dan C  Ivey et al"},"object":{"type":"operator","id":"L01697","name":"Ivey Construction Inc"},"validFrom":"2008-09-10","validTo":"2020-10-27","current":false,"derived":true,"evidenceMineId":"4703545","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4703545|L01697|2008-09-10|M01522|1950-01-01|119046"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M01522","name":"Bruce P  Ivey et al"},"object":{"type":"operator","id":"L01697","name":"Ivey Construction Inc"},"validFrom":"2008-09-10","validTo":"2020-10-27","current":false,"derived":true,"evidenceMineId":"4703545","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4703545|L01697|2008-09-10|M01522|1950-01-01|119047"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0160841","name":"Daniel C  Ivey et al"},"object":{"type":"mine","id":"4703545","name":"Portable Plant #2"},"validFrom":"2020-10-28","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4703545|0160841|2020-10-28|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0160841","name":"Daniel C  Ivey et al"},"object":{"type":"operator","id":"L01697","name":"Ivey Construction Inc"},"validFrom":"2020-10-28","validTo":null,"current":true,"derived":true,"evidenceMineId":"4703545","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4703545|L01697|2008-09-10|0160841|2020-10-28|33579"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0160841","name":"Chase C  Ivey et al"},"object":{"type":"operator","id":"L01697","name":"Ivey Construction Inc"},"validFrom":"2020-10-28","validTo":null,"current":true,"derived":true,"evidenceMineId":"4703545","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4703545|L01697|2008-09-10|0160841|2020-10-28|33580"}}],"coverage":{"historyRecords":4,"edgeCount":7,"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":"2026-09-03","lastDate":"2026-09-03","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":3,"firstDate":"2009-07-22","lastDate":"2019-11-06","metrics":{"ss":1,"delinquent":3,"recentRows":0,"paidPenalty":493,"proposedPenalty":493,"currentAssessment":493},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2590267","VIOLATION_NO":"9444819","ISSUE_DT":"11/06/2019","CFR_STANDARD_CD":"56.9300(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"293.00","CURRENT_ASSESSMENT_AMT":"293.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2019-11-06"},{"SOURCE_ROW_NUMBER":"2175963","VIOLATION_NO":"8662953","ISSUE_DT":"05/23/2012","CFR_STANDARD_CD":"56.15001","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2012-05-23"},{"SOURCE_ROW_NUMBER":"2061354","VIOLATION_NO":"6406679","ISSUE_DT":"07/22/2009","CFR_STANDARD_CD":"50.30(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":"2009-07-22"}]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":4,"firstDate":"2008-09-10","lastDate":"2008-09-10","metrics":{"recentRows":0,"currentOperatorTenures":4,"completedOperatorTenures":0},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":23,"firstDate":"2008-09-23","lastDate":"2026-08-31","metrics":{"inspectors":23,"recentRows":6,"onSiteHours":54.25,"inspectionHours":165,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"334309","EVENT_NO":"F0445FE","INSPECTION_BEGIN_DT":"08/31/2026","INSPECTION_END_DT":"09/02/2026","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1.25","SUM_TOTAL_ON_SITE_HOURS":".25","sourceDate":"2026-08-31"},{"SOURCE_ROW_NUMBER":"633240","EVENT_NO":"F01BBCE","INSPECTION_BEGIN_DT":"06/10/2025","INSPECTION_END_DT":"06/11/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"2.25","sourceDate":"2025-06-10"},{"SOURCE_ROW_NUMBER":"576555","EVENT_NO":"F00D0B9","INSPECTION_BEGIN_DT":"07/25/2024","INSPECTION_END_DT":"07/25/2024","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1.25","SUM_TOTAL_ON_SITE_HOURS":".25","sourceDate":"2024-07-25"},{"SOURCE_ROW_NUMBER":"402057","EVENT_NO":"6909827","INSPECTION_BEGIN_DT":"08/21/2023","INSPECTION_END_DT":"08/22/2023","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7","SUM_TOTAL_ON_SITE_HOURS":"2.5","sourceDate":"2023-08-21"},{"SOURCE_ROW_NUMBER":"569792","EVENT_NO":"6905255","INSPECTION_BEGIN_DT":"08/17/2022","INSPECTION_END_DT":"08/17/2022","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2022-08-17"},{"SOURCE_ROW_NUMBER":"366839","EVENT_NO":"6905021","INSPECTION_BEGIN_DT":"08/17/2021","INSPECTION_END_DT":"08/17/2021","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1.5","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2021-08-17"},{"SOURCE_ROW_NUMBER":"160845","EVENT_NO":"6834467","INSPECTION_BEGIN_DT":"11/06/2019","INSPECTION_END_DT":"11/06/2019","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"14.5","SUM_TOTAL_ON_SITE_HOURS":"4.5","sourceDate":"2019-11-06"},{"SOURCE_ROW_NUMBER":"415646","EVENT_NO":"6834390","INSPECTION_BEGIN_DT":"08/15/2019","INSPECTION_END_DT":"08/15/2019","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6.75","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2019-08-15"},{"SOURCE_ROW_NUMBER":"287439","EVENT_NO":"6749252","INSPECTION_BEGIN_DT":"09/12/2018","INSPECTION_END_DT":"09/12/2018","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7.25","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2018-09-12"},{"SOURCE_ROW_NUMBER":"238688","EVENT_NO":"6742819","INSPECTION_BEGIN_DT":"08/22/2017","INSPECTION_END_DT":"08/22/2017","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6","SUM_TOTAL_ON_SITE_HOURS":"1.5","sourceDate":"2017-08-22"},{"SOURCE_ROW_NUMBER":"414927","EVENT_NO":"6705785","INSPECTION_BEGIN_DT":"05/24/2017","INSPECTION_END_DT":"05/24/2017","ACTIVITY_CODE":"E25","ACTIVITY":"Part 50 Audit","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":".75","SUM_TOTAL_ON_SITE_HOURS":".75","sourceDate":"2017-05-24"},{"SOURCE_ROW_NUMBER":"623730","EVENT_NO":"6705137","INSPECTION_BEGIN_DT":"07/13/2016","INSPECTION_END_DT":"07/13/2016","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1.5","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2016-07-13"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":135,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2026-Q2":{"hours":1,"employees":1,"production":0},"2026-Q1":{"hours":0,"employees":0,"production":0},"2025-Q4":{"hours":0,"employees":0,"production":0},"2025-Q3":{"hours":0,"employees":0,"production":0},"2025-Q1":{"hours":0,"employees":0,"production":0},"2024-Q3":{"hours":0,"employees":0,"production":0},"2024-Q2":{"hours":0,"employees":0,"production":0},"2024-Q1":{"hours":0,"employees":0,"production":0},"2023-Q4":{"hours":0,"employees":0,"production":0},"2023-Q3":{"hours":0,"employees":0,"production":0},"2023-Q2":{"hours":1,"employees":1,"production":0},"2023-Q1":{"hours":1,"employees":1,"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":29,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2013":{"hours":580,"employees":2,"production":0},"2014":{"hours":581,"employees":2,"production":0},"2015":{"hours":71,"employees":2,"production":0},"2016":{"hours":78,"employees":2,"production":0},"2017":{"hours":38,"employees":2,"production":0},"2018":{"hours":27,"employees":2,"production":0},"2021":{"hours":42,"employees":2,"production":0},"2022":{"hours":56,"employees":2,"production":0},"2023":{"hours":2,"employees":1,"production":0},"2026":{"hours":1,"employees":1,"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":1,"firstDate":"2012-05-24","lastDate":"2012-05-24","metrics":{"recentRows":0,"actionTaken":1,"maxExposureRatio":0.1,"overExposureLimit":0,"exposureRatioTotal":0.1},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"126345","EVENT_NO":"6580220","SAMPLE_NO":"000000201204884700","SAMPLE_DATE":"05/24/2012","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.13","EXPOSURE_LIMIT":"0001.36","C_OVER_E":"00.10","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2012-05-24"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":3,"firstDate":"2009-07-22","lastDate":"2019-11-06","metrics":{"ss":1,"amountDue":493,"contested":0,"amountPaid":493,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":493},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"3028346","VIOLATION_NO":"9444819","VIOLATION_ISSUE_DT":"11/06/2019","SIG_SUB":"Y","PART_SECTION":"56.9300(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/06/2019","PROPOSED_PENALTY":"293","AMOUNT_DUE":"293","AMOUNT_PAID":"293","CONTESTED_IND":"N","sourceDate":"2019-11-06"},{"SOURCE_ROW_NUMBER":"3028344","VIOLATION_NO":"8662953","VIOLATION_ISSUE_DT":"05/23/2012","SIG_SUB":"N","PART_SECTION":"56.15001","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"05/23/2012","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2012-05-23"},{"SOURCE_ROW_NUMBER":"3028345","VIOLATION_NO":"6406679","VIOLATION_ISSUE_DT":"07/22/2009","SIG_SUB":"N","PART_SECTION":"50.30(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"08/03/2009","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2009-07-22"}]}],"safety":{"href":"/api/v1/mines/4703545/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4703545/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":"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":"First-aid materials.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-N/section-56.15001","part":"56","subchapter":"K","subpart":"N","id":"56.15001","citation":"30 CFR 56.15001","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Preparation and submission of MSHA Form 7000-2—Quarterly Employment and Coal Production Report.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-D/section-50.30","part":"50","subchapter":"I","subpart":"D","id":"50.30","citation":"30 CFR 50.30","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER I—ACCIDENTS, INJURIES, ILLNESSES, EMPLOYMENT, AND PRODUCTION IN MINES","partHeading":"PART 50—NOTIFICATION, INVESTIGATION, REPORTS AND RECORDS OF ACCIDENTS, INJURIES, ILLNESSES, EMPLOYMENT, AND COAL PRODUCTION IN MINES","subpartHeading":"","text":null,"occurrenceCount":1}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"4703545","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}