{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"0301830","name":"MOBILE POWERSCREEN","status":"Abandoned","status_date":"2003-12-31","mine_type":"Surface","coal_metal":"M","commodity":"Crushed, Broken Sandstone","state":"AR","county":"Garland","nearest_town":"Hot Springs","operator_id":"L17681","operator_name":"B B & B Construction Company Inc","controller_id":"M13490","controller_name":"Bill  Buxton; Larry  Brown","district":"M5","office":"Little Rock AR Field Office","employees":0,"latitude":null,"longitude":null},"coverage":{"contributingSources":8,"registeredSources":20,"sourceRows":39},"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":"0301830","name":"MOBILE POWERSCREEN"},"operator":{"type":"operator","id":"L17681","name":"B B & B Construction Company Inc"},"controller":{"type":"controller","id":"M13490","name":"Bill  Buxton; Larry  Brown"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L17681","name":"B B & B Construction Company Inc"},"object":{"type":"mine","id":"0301830","name":"MOBILE POWERSCREEN"},"validFrom":"2000-09-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0301830|L17681|2000-09-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M13490","name":"Larry  Brown  et al"},"object":{"type":"mine","id":"0301830","name":"MOBILE POWERSCREEN"},"validFrom":"2000-09-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0301830|M13490|2000-09-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M13490","name":"Larry  Brown  et al"},"object":{"type":"operator","id":"L17681","name":"B B & B Construction Company Inc"},"validFrom":"2000-09-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"0301830","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0301830|L17681|2000-09-01|M13490|2000-09-01|156358"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M13490","name":"Bill  Buxton  et al"},"object":{"type":"operator","id":"L17681","name":"B B & B Construction Company Inc"},"validFrom":"2000-09-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"0301830","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0301830|L17681|2000-09-01|M13490|2000-09-01|156359"}}],"coverage":{"historyRecords":2,"edgeCount":4,"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":"2003-12-31","lastDate":"2003-12-31","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":5,"firstDate":"2003-03-12","lastDate":"2003-12-30","metrics":{"ss":0,"delinquent":4,"recentRows":0,"paidPenalty":280,"proposedPenalty":280,"currentAssessment":280},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"402395","VIOLATION_NO":"6237411","ISSUE_DT":"12/30/2003","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":"2003-12-30"},{"SOURCE_ROW_NUMBER":"118306","VIOLATION_NO":"6228207","ISSUE_DT":"03/12/2003","CFR_STANDARD_CD":"50.30(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-03-12"},{"SOURCE_ROW_NUMBER":"118305","VIOLATION_NO":"6228206","ISSUE_DT":"03/12/2003","CFR_STANDARD_CD":"50.30(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-03-12"},{"SOURCE_ROW_NUMBER":"118304","VIOLATION_NO":"6228205","ISSUE_DT":"03/12/2003","CFR_STANDARD_CD":"50.30(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-03-12"},{"SOURCE_ROW_NUMBER":"118303","VIOLATION_NO":"6228204","ISSUE_DT":"03/12/2003","CFR_STANDARD_CD":"50.30(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-03-12"}]},{"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":"2000-09-01","lastDate":"2000-09-01","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":6,"firstDate":"2001-10-31","lastDate":"2004-07-08","metrics":{"inspectors":5,"recentRows":0,"onSiteHours":26,"inspectionHours":46,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"542021","EVENT_NO":"1036131","INSPECTION_BEGIN_DT":"07/08/2004","INSPECTION_END_DT":"07/08/2004","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"20","SUM_TOTAL_ON_SITE_HOURS":"14","sourceDate":"2004-07-08"},{"SOURCE_ROW_NUMBER":"120983","EVENT_NO":"1027755","INSPECTION_BEGIN_DT":"12/30/2003","INSPECTION_END_DT":"12/30/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2003-12-30"},{"SOURCE_ROW_NUMBER":"654531","EVENT_NO":"1020293","INSPECTION_BEGIN_DT":"02/12/2003","INSPECTION_END_DT":"02/12/2003","ACTIVITY_CODE":"44","ACTIVITY":"SPECIAL ENFORCEMENT 3","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2003-02-12"},{"SOURCE_ROW_NUMBER":"809565","EVENT_NO":"1020292","INSPECTION_BEGIN_DT":"02/11/2003","INSPECTION_END_DT":"02/12/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"14","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2003-02-11"},{"SOURCE_ROW_NUMBER":"89843","EVENT_NO":"1017552","INSPECTION_BEGIN_DT":"09/23/2002","INSPECTION_END_DT":"09/23/2002","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2002-09-23"},{"SOURCE_ROW_NUMBER":"738033","EVENT_NO":"0773363","INSPECTION_BEGIN_DT":"10/31/2001","INSPECTION_END_DT":"10/31/2001","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"0","SUM_TOTAL_INSP_HOURS":"0","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2001-10-31"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":15,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2004-Q2":{"hours":11,"employees":2,"production":0},"2004-Q1":{"hours":0,"employees":0,"production":0},"2003-Q4":{"hours":0,"employees":0,"production":0},"2003-Q3":{"hours":0,"employees":0,"production":0},"2003-Q2":{"hours":0,"employees":0,"production":0},"2003-Q1":{"hours":127,"employees":2,"production":0},"2002-Q4":{"hours":0,"employees":0,"production":0},"2002-Q3":{"hours":0,"employees":0,"production":0},"2002-Q2":{"hours":0,"employees":0,"production":0},"2002-Q1":{"hours":0,"employees":0,"production":0},"2001-Q4":{"hours":0,"employees":0,"production":0},"2001-Q3":{"hours":0,"employees":0,"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":4,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2000":{"hours":556,"employees":4,"production":0},"2001":{"hours":1302,"employees":4,"production":0},"2003":{"hours":127,"employees":2,"production":0},"2004":{"hours":11,"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-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":5,"firstDate":"2003-03-12","lastDate":"2003-12-30","metrics":{"ss":0,"amountDue":280,"contested":0,"amountPaid":280,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":280},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"184026","VIOLATION_NO":"6237411","VIOLATION_ISSUE_DT":"12/30/2003","SIG_SUB":"N","PART_SECTION":"56.1000","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"12/30/2003","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2003-12-30"},{"SOURCE_ROW_NUMBER":"184025","VIOLATION_NO":"6228207","VIOLATION_ISSUE_DT":"03/12/2003","SIG_SUB":"N","PART_SECTION":"50.30(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/06/2003","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2003-03-12"},{"SOURCE_ROW_NUMBER":"184024","VIOLATION_NO":"6228206","VIOLATION_ISSUE_DT":"03/12/2003","SIG_SUB":"N","PART_SECTION":"50.30(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/06/2003","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2003-03-12"},{"SOURCE_ROW_NUMBER":"184023","VIOLATION_NO":"6228205","VIOLATION_ISSUE_DT":"03/12/2003","SIG_SUB":"N","PART_SECTION":"50.30(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/06/2003","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2003-03-12"},{"SOURCE_ROW_NUMBER":"184022","VIOLATION_NO":"6228204","VIOLATION_ISSUE_DT":"03/12/2003","SIG_SUB":"N","PART_SECTION":"50.30(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/06/2003","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2003-03-12"}]}],"safety":{"href":"/api/v1/mines/0301830/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/0301830/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":"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},{"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":4}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"0301830","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}