{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"2700379","name":"VIPER-Portable Screen","status":"Abandoned","status_date":"2012-11-26","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"NH","county":"Coos","nearest_town":"COLUMBIA","operator_id":"L10129","operator_name":"Pike Industries Inc","controller_id":"M06183","controller_name":"CRH PLC","district":"M2","office":"Portsmouth NH Field Office","employees":0,"latitude":44.8775,"longitude":-71.510833},"coverage":{"contributingSources":8,"registeredSources":20,"sourceRows":120},"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":"2700379","name":"VIPER-Portable Screen"},"operator":{"type":"operator","id":"L10129","name":"Pike Industries Inc"},"controller":{"type":"controller","id":"M06183","name":"CRH PLC"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M06183","name":"CRH PLC"},"object":{"type":"mine","id":"2700379","name":"VIPER-Portable Screen"},"validFrom":"1988-06-02","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2700379|M06183|1988-06-02|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M35316","name":"Lloyd A  Drew"},"object":{"type":"mine","id":"2700379","name":"VIPER-Portable Screen"},"validFrom":"1998-07-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2700379|M35316|1998-07-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L16520","name":"COLUMBIA SAND & GRAVEL"},"object":{"type":"mine","id":"2700379","name":"VIPER-Portable Screen"},"validFrom":"2002-08-06","validTo":"2011-06-28","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2700379|L16520|2002-08-06|2011-06-28"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M35316","name":"Lloyd A  Drew"},"object":{"type":"operator","id":"L16520","name":"COLUMBIA SAND & GRAVEL"},"validFrom":"2002-08-06","validTo":"2011-06-28","current":false,"derived":true,"evidenceMineId":"2700379","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2700379|L16520|2002-08-06|M35316|1998-07-01|164227"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L10129","name":"Pike Industries Inc"},"object":{"type":"mine","id":"2700379","name":"VIPER-Portable Screen"},"validFrom":"2011-06-29","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2700379|L10129|2011-06-29|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M06183","name":"CRH PLC"},"object":{"type":"operator","id":"L10129","name":"Pike Industries Inc"},"validFrom":"2011-06-29","validTo":null,"current":true,"derived":true,"evidenceMineId":"2700379","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2700379|L10129|2011-06-29|M06183|1988-06-02|136582"}}],"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":"2012-11-26","lastDate":"2012-11-26","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":"2002-08-06","lastDate":"2005-05-03","metrics":{"ss":1,"delinquent":3,"recentRows":0,"paidPenalty":182,"proposedPenalty":182,"currentAssessment":182},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"188966","VIOLATION_NO":"6026446","ISSUE_DT":"05/03/2005","CFR_STANDARD_CD":"56.14100(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"72.00","CURRENT_ASSESSMENT_AMT":"72.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2005-05-03"},{"SOURCE_ROW_NUMBER":"165483","VIOLATION_NO":"7749486","ISSUE_DT":"08/07/2002","CFR_STANDARD_CD":"56.18002(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2002-08-07"},{"SOURCE_ROW_NUMBER":"165482","VIOLATION_NO":"7749485","ISSUE_DT":"08/06/2002","CFR_STANDARD_CD":"56.14130(g)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2002-08-06"}]},{"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":"2002-08-06","lastDate":"2011-06-29","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":13,"firstDate":"2002-08-06","lastDate":"2012-11-26","metrics":{"inspectors":13,"recentRows":0,"onSiteHours":36.75,"inspectionHours":89,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"182970","EVENT_NO":"6569155","INSPECTION_BEGIN_DT":"11/26/2012","INSPECTION_END_DT":"11/26/2012","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2012-11-26"},{"SOURCE_ROW_NUMBER":"576032","EVENT_NO":"6566146","INSPECTION_BEGIN_DT":"08/02/2012","INSPECTION_END_DT":"08/07/2012","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3.75","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2012-08-02"},{"SOURCE_ROW_NUMBER":"615354","EVENT_NO":"6565593","INSPECTION_BEGIN_DT":"08/11/2011","INSPECTION_END_DT":"08/12/2011","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7.25","SUM_TOTAL_ON_SITE_HOURS":"2.5","sourceDate":"2011-08-11"},{"SOURCE_ROW_NUMBER":"440487","EVENT_NO":"0910012","INSPECTION_BEGIN_DT":"08/03/2010","INSPECTION_END_DT":"08/03/2010","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.25","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2010-08-03"},{"SOURCE_ROW_NUMBER":"17498","EVENT_NO":"0903852","INSPECTION_BEGIN_DT":"08/27/2009","INSPECTION_END_DT":"08/27/2009","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1.25","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2009-08-27"},{"SOURCE_ROW_NUMBER":"625355","EVENT_NO":"0901083","INSPECTION_BEGIN_DT":"06/20/2008","INSPECTION_END_DT":"06/20/2008","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.75","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2008-06-20"},{"SOURCE_ROW_NUMBER":"836555","EVENT_NO":"0892936","INSPECTION_BEGIN_DT":"09/25/2007","INSPECTION_END_DT":"09/25/2007","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.5","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2007-09-25"},{"SOURCE_ROW_NUMBER":"293105","EVENT_NO":"0788663","INSPECTION_BEGIN_DT":"06/20/2006","INSPECTION_END_DT":"06/22/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7.25","SUM_TOTAL_ON_SITE_HOURS":".75","sourceDate":"2006-06-20"},{"SOURCE_ROW_NUMBER":"896452","EVENT_NO":"0884268","INSPECTION_BEGIN_DT":"05/02/2005","INSPECTION_END_DT":"05/03/2005","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"12","SUM_TOTAL_ON_SITE_HOURS":"4.5","sourceDate":"2005-05-02"},{"SOURCE_ROW_NUMBER":"97855","EVENT_NO":"0877627","INSPECTION_BEGIN_DT":"05/19/2004","INSPECTION_END_DT":"05/19/2004","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2004-05-19"},{"SOURCE_ROW_NUMBER":"746065","EVENT_NO":"0877620","INSPECTION_BEGIN_DT":"04/27/2004","INSPECTION_END_DT":"04/27/2004","ACTIVITY_CODE":"37","ACTIVITY":"MISCELLANEOUS INSPECTION/INVESTIGATION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2004-04-27"},{"SOURCE_ROW_NUMBER":"919074","EVENT_NO":"0874172","INSPECTION_BEGIN_DT":"09/23/2003","INSPECTION_END_DT":"09/23/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2003-09-23"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":81,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2012-Q3":{"hours":214,"employees":1,"production":0},"2012-Q2":{"hours":0,"employees":0,"production":0},"2012-Q1":{"hours":0,"employees":0,"production":0},"2011-Q4":{"hours":0,"employees":0,"production":0},"2011-Q3":{"hours":0,"employees":0,"production":0},"2011-Q2":{"hours":0,"employees":0,"production":0},"2011-Q1":{"hours":0,"employees":0,"production":0},"2010-Q4":{"hours":1,"employees":1,"production":0},"2010-Q3":{"hours":206,"employees":3,"production":0},"2010-Q2":{"hours":1,"employees":1,"production":0},"2010-Q1":{"hours":0,"employees":0,"production":0},"2009-Q4":{"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":16,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2002":{"hours":32,"employees":1,"production":0},"2003":{"hours":33,"employees":1,"production":0},"2004":{"hours":935,"employees":2,"production":0},"2005":{"hours":1556,"employees":2,"production":0},"2006":{"hours":1157,"employees":2,"production":0},"2007":{"hours":467,"employees":1,"production":0},"2008":{"hours":216,"employees":4,"production":0},"2009":{"hours":43,"employees":2,"production":0},"2010":{"hours":208,"employees":3,"production":0},"2012":{"hours":214,"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-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":3,"firstDate":"2002-08-06","lastDate":"2005-05-03","metrics":{"ss":1,"amountDue":182,"contested":0,"amountPaid":182,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":182},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1572872","VIOLATION_NO":"6026446","VIOLATION_ISSUE_DT":"05/03/2005","SIG_SUB":"Y","PART_SECTION":"56.14100(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"05/03/2005","PROPOSED_PENALTY":"72","AMOUNT_DUE":"72","AMOUNT_PAID":"72","CONTESTED_IND":"N","sourceDate":"2005-05-03"},{"SOURCE_ROW_NUMBER":"1572874","VIOLATION_NO":"7749486","VIOLATION_ISSUE_DT":"08/07/2002","SIG_SUB":"N","PART_SECTION":"56.18002(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/07/2002","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2002-08-07"},{"SOURCE_ROW_NUMBER":"1572873","VIOLATION_NO":"7749485","VIOLATION_ISSUE_DT":"08/06/2002","SIG_SUB":"N","PART_SECTION":"56.14130(g)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/06/2002","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2002-08-06"}]}],"safety":{"href":"/api/v1/mines/2700379/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/2700379/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":"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":"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":"Roll-over protective structures (ROPS) and seat belts.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14130","part":"56","subchapter":"K","subpart":"M","id":"56.14130","citation":"30 CFR 56.14130","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":"2700379","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}