{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"2901614","name":"Portable Crusher #2","status":"Abandoned","status_date":"2002-02-12","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"NM","county":"Union","nearest_town":"","operator_id":"L06703","operator_name":"Kiewit Western Company","controller_id":"M00360","controller_name":"Peter Kiewit Sons' Inc","district":"M5","office":"Albuquerque NM Field Office","employees":0,"latitude":null,"longitude":null},"coverage":{"contributingSources":8,"registeredSources":20,"sourceRows":32},"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":"2901614","name":"Portable Crusher #2"},"operator":{"type":"operator","id":"L06703","name":"Kiewit Western Company"},"controller":{"type":"controller","id":"M00360","name":"Peter Kiewit Sons' Inc"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00360","name":"Peter Kiewit Sons' Inc"},"object":{"type":"mine","id":"2901614","name":"Portable Crusher #2"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2901614|M00360|1950-01-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L11763","name":"Twin Mountain Construction Company"},"object":{"type":"mine","id":"2901614","name":"Portable Crusher #2"},"validFrom":"1987-11-01","validTo":"2002-02-14","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2901614|L11763|1987-11-01|2002-02-14"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00360","name":"Peter Kiewit Sons' Inc"},"object":{"type":"mine","id":"2901614","name":"Portable Crusher #2"},"validFrom":"1987-11-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2901614|M00360|1987-11-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00360","name":"Peter Kiewit Sons' Inc"},"object":{"type":"operator","id":"L11763","name":"Twin Mountain Construction Company"},"validFrom":"1987-11-01","validTo":"2002-02-14","current":false,"derived":true,"evidenceMineId":"2901614","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2901614|L11763|1987-11-01|M00360|1987-11-01|110192"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L06703","name":"Kiewit Western Company"},"object":{"type":"mine","id":"2901614","name":"Portable Crusher #2"},"validFrom":"2002-02-15","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2901614|L06703|2002-02-15|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00360","name":"Peter Kiewit Sons' Inc"},"object":{"type":"operator","id":"L06703","name":"Kiewit Western Company"},"validFrom":"2002-02-15","validTo":null,"current":true,"derived":true,"evidenceMineId":"2901614","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2901614|L06703|2002-02-15|M00360|1950-01-01|110133"}}],"coverage":{"historyRecords":2,"edgeCount":6,"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":"2002-02-12","lastDate":"2002-02-12","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":7,"firstDate":"2000-08-15","lastDate":"2000-08-15","metrics":{"ss":4,"delinquent":7,"recentRows":0,"paidPenalty":6959,"proposedPenalty":6959,"currentAssessment":6959},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"57436","VIOLATION_NO":"7886567","ISSUE_DT":"08/15/2000","CFR_STANDARD_CD":"56.12028","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"993.00","CURRENT_ASSESSMENT_AMT":"993.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-08-15"},{"SOURCE_ROW_NUMBER":"57435","VIOLATION_NO":"7886566","ISSUE_DT":"08/15/2000","CFR_STANDARD_CD":"56.14100","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"655.00","CURRENT_ASSESSMENT_AMT":"655.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-08-15"},{"SOURCE_ROW_NUMBER":"57434","VIOLATION_NO":"7886565","ISSUE_DT":"08/15/2000","CFR_STANDARD_CD":"56.14101(a)(2)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"294.00","CURRENT_ASSESSMENT_AMT":"294.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-08-15"},{"SOURCE_ROW_NUMBER":"57433","VIOLATION_NO":"7886564","ISSUE_DT":"08/15/2000","CFR_STANDARD_CD":"56.9315","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"1957.00","CURRENT_ASSESSMENT_AMT":"1957.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-08-15"},{"SOURCE_ROW_NUMBER":"57432","VIOLATION_NO":"7886563","ISSUE_DT":"08/15/2000","CFR_STANDARD_CD":"56.14101(a)(2)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"760.00","CURRENT_ASSESSMENT_AMT":"760.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-08-15"},{"SOURCE_ROW_NUMBER":"57431","VIOLATION_NO":"7886562","ISSUE_DT":"08/15/2000","CFR_STANDARD_CD":"56.18002(b)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"1428.00","CURRENT_ASSESSMENT_AMT":"1428.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-08-15"},{"SOURCE_ROW_NUMBER":"57430","VIOLATION_NO":"7886561","ISSUE_DT":"08/15/2000","CFR_STANDARD_CD":"56.18010","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"872.00","CURRENT_ASSESSMENT_AMT":"872.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-08-15"}]},{"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":"1987-11-01","lastDate":"2002-02-15","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":1},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":4,"firstDate":"2000-08-15","lastDate":"2002-02-12","metrics":{"inspectors":4,"recentRows":0,"onSiteHours":22,"inspectionHours":44,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"752946","EVENT_NO":"0787354","INSPECTION_BEGIN_DT":"02/12/2002","INSPECTION_END_DT":"02/12/2002","ACTIVITY_CODE":"37","ACTIVITY":"MISCELLANEOUS INSPECTION/INVESTIGATION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2002-02-12"},{"SOURCE_ROW_NUMBER":"372843","EVENT_NO":"0764291","INSPECTION_BEGIN_DT":"01/08/2001","INSPECTION_END_DT":"01/08/2001","ACTIVITY_CODE":"10","ACTIVITY":"ATTEMPTED INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2001-01-08"},{"SOURCE_ROW_NUMBER":"457645","EVENT_NO":"0683521","INSPECTION_BEGIN_DT":"10/05/2000","INSPECTION_END_DT":"10/05/2000","ACTIVITY_CODE":"02","ACTIVITY":"COMPLIANCE FOLLOW-UP INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"11","SUM_TOTAL_ON_SITE_HOURS":"6","sourceDate":"2000-10-05"},{"SOURCE_ROW_NUMBER":"555341","EVENT_NO":"0683509","INSPECTION_BEGIN_DT":"08/15/2000","INSPECTION_END_DT":"08/17/2000","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"26","SUM_TOTAL_ON_SITE_HOURS":"13","sourceDate":"2000-08-15"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":7,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2002-Q2":{"hours":0,"employees":0,"production":0},"2002-Q1":{"hours":2350,"employees":6,"production":0},"2001-Q1":{"hours":0,"employees":0,"production":0},"2000-Q4":{"hours":260,"employees":2,"production":0},"2000-Q3":{"hours":2880,"employees":12,"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":3,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2000":{"hours":3140,"employees":7,"production":0},"2002":{"hours":2350,"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-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":7,"firstDate":"2000-08-15","lastDate":"2000-08-15","metrics":{"ss":4,"amountDue":6959,"contested":0,"amountPaid":6959,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":6959},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1604022","VIOLATION_NO":"7886567","VIOLATION_ISSUE_DT":"08/15/2000","SIG_SUB":"N","PART_SECTION":"56.12028","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"12","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/17/2000","PROPOSED_PENALTY":"993","AMOUNT_DUE":"993","AMOUNT_PAID":"993","CONTESTED_IND":"N","sourceDate":"2000-08-15"},{"SOURCE_ROW_NUMBER":"1604021","VIOLATION_NO":"7886566","VIOLATION_ISSUE_DT":"08/15/2000","SIG_SUB":"Y","PART_SECTION":"56.14100","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/05/2000","PROPOSED_PENALTY":"655","AMOUNT_DUE":"655","AMOUNT_PAID":"655","CONTESTED_IND":"N","sourceDate":"2000-08-15"},{"SOURCE_ROW_NUMBER":"1604020","VIOLATION_NO":"7886565","VIOLATION_ISSUE_DT":"08/15/2000","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":"08/16/2000","PROPOSED_PENALTY":"294","AMOUNT_DUE":"294","AMOUNT_PAID":"294","CONTESTED_IND":"N","sourceDate":"2000-08-15"},{"SOURCE_ROW_NUMBER":"1604019","VIOLATION_NO":"7886564","VIOLATION_ISSUE_DT":"08/15/2000","SIG_SUB":"Y","PART_SECTION":"56.9315","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"12","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/05/2000","PROPOSED_PENALTY":"1957","AMOUNT_DUE":"1957","AMOUNT_PAID":"1957","CONTESTED_IND":"N","sourceDate":"2000-08-15"},{"SOURCE_ROW_NUMBER":"1604018","VIOLATION_NO":"7886563","VIOLATION_ISSUE_DT":"08/15/2000","SIG_SUB":"Y","PART_SECTION":"56.14101(a)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/16/2000","PROPOSED_PENALTY":"760","AMOUNT_DUE":"760","AMOUNT_PAID":"760","CONTESTED_IND":"N","sourceDate":"2000-08-15"},{"SOURCE_ROW_NUMBER":"1604017","VIOLATION_NO":"7886562","VIOLATION_ISSUE_DT":"08/15/2000","SIG_SUB":"Y","PART_SECTION":"56.18002(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"4","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/16/2000","PROPOSED_PENALTY":"1428","AMOUNT_DUE":"1428","AMOUNT_PAID":"1428","CONTESTED_IND":"N","sourceDate":"2000-08-15"},{"SOURCE_ROW_NUMBER":"1604016","VIOLATION_NO":"7886561","VIOLATION_ISSUE_DT":"08/15/2000","SIG_SUB":"N","PART_SECTION":"56.18010","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"12","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/05/2000","PROPOSED_PENALTY":"872","AMOUNT_DUE":"872","AMOUNT_PAID":"872","CONTESTED_IND":"N","sourceDate":"2000-08-15"}]}],"safety":{"href":"/api/v1/mines/2901614/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/2901614/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":"Testing grounding systems.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12028","part":"56","subchapter":"K","subpart":"K","id":"56.12028","citation":"30 CFR 56.12028","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"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":1},{"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":"Dust control.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9315","part":"56","subchapter":"K","subpart":"H","id":"56.9315","citation":"30 CFR 56.9315","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":"Examination of working places.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-Q/section-56.18002","part":"56","subchapter":"K","subpart":"Q","id":"56.18002","citation":"30 CFR 56.18002","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.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-Q/section-56.18010","part":"56","subchapter":"K","subpart":"Q","id":"56.18010","citation":"30 CFR 56.18010","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":"2901614","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}