{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-18T09:31:49.615Z","identity":{"mine_id":"2300977","name":"Sand And Gravel Plant","status":"Abandoned","status_date":"2005-04-01","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"MO","county":"Miller","nearest_town":"Lake Ozark","operator_id":"L15801","operator_name":"Apac-Missouri Inc","controller_id":"M06183","controller_name":"CRH PLC","district":"C10","office":"Rolla MO Field Office","employees":0,"latitude":38.199197,"longitude":-92.672563},"coverage":{"contributingSources":9,"registeredSources":20,"sourceRows":70},"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":"2026-10-18T09:31:49.615908+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":"2300977","name":"Sand And Gravel Plant"},"operator":{"type":"operator","id":"L15801","name":"Apac-Missouri Inc"},"controller":{"type":"controller","id":"M06183","name":"CRH PLC"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-18T09:31:49.615908+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L10489","name":"Lake Ozark Construction Industries Inc"},"object":{"type":"mine","id":"2300977","name":"Sand And Gravel Plant"},"validFrom":"1950-01-01","validTo":"1998-11-29","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"2300977|L10489|1950-01-01|1998-11-29"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M01328","name":"Everett Holding Co  et al"},"object":{"type":"mine","id":"2300977","name":"Sand And Gravel Plant"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"2300977|M01328|1950-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M01328","name":"Everett Holding Co  et al"},"object":{"type":"operator","id":"L10489","name":"Lake Ozark Construction Industries Inc"},"validFrom":"1950-01-01","validTo":"1998-11-29","current":false,"derived":true,"evidenceMineId":"2300977","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"2300977|L10489|1950-01-01|M01328|1950-01-01|118043"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M01328","name":"Clarkson Construction Co et al"},"object":{"type":"operator","id":"L10489","name":"Lake Ozark Construction Industries Inc"},"validFrom":"1950-01-01","validTo":"1998-11-29","current":false,"derived":true,"evidenceMineId":"2300977","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"2300977|L10489|1950-01-01|M01328|1950-01-01|118044"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00049","name":"Ashland Inc"},"object":{"type":"mine","id":"2300977","name":"Sand And Gravel Plant"},"validFrom":"1998-02-03","validTo":"2006-08-27","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"2300977|M00049|1998-02-03|2006-08-27"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L15801","name":"Apac-Missouri Inc"},"object":{"type":"mine","id":"2300977","name":"Sand And Gravel Plant"},"validFrom":"1998-11-30","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"2300977|L15801|1998-11-30|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00049","name":"Ashland Inc"},"object":{"type":"operator","id":"L15801","name":"Apac-Missouri Inc"},"validFrom":"1998-11-30","validTo":"2006-08-27","current":false,"derived":true,"evidenceMineId":"2300977","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"2300977|L15801|1998-11-30|M00049|1998-02-03|102887"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M06183","name":"CRH PLC"},"object":{"type":"mine","id":"2300977","name":"Sand And Gravel Plant"},"validFrom":"2006-08-28","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"2300977|M06183|2006-08-28|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M06183","name":"CRH PLC"},"object":{"type":"operator","id":"L15801","name":"Apac-Missouri Inc"},"validFrom":"2006-08-28","validTo":null,"current":true,"derived":true,"evidenceMineId":"2300977","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-18T09:31:49.615908+00:00","recordKey":"2300977|L15801|1998-11-30|M06183|2006-08-28|137299"}}],"coverage":{"historyRecords":4,"edgeCount":9,"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":"2005-04-01","lastDate":"2005-04-01","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":"2002-04-24","lastDate":"2005-06-01","metrics":{"ss":1,"delinquent":3,"recentRows":0,"paidPenalty":234,"proposedPenalty":234,"currentAssessment":234},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"404009","VIOLATION_NO":"6238455","ISSUE_DT":"06/01/2005","CFR_STANDARD_CD":"56.14107(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"124.00","CURRENT_ASSESSMENT_AMT":"124.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2005-06-01"},{"SOURCE_ROW_NUMBER":"388452","VIOLATION_NO":"7895959","ISSUE_DT":"04/24/2002","CFR_STANDARD_CD":"56.14112(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":"2002-04-24"},{"SOURCE_ROW_NUMBER":"388451","VIOLATION_NO":"7895958","ISSUE_DT":"04/24/2002","CFR_STANDARD_CD":"56.14112(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":"2002-04-24"}]},{"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":"1950-01-01","lastDate":"1998-11-30","metrics":{"recentRows":0,"currentOperatorTenures":2,"completedOperatorTenures":2},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":8,"firstDate":"2001-08-25","lastDate":"2005-06-20","metrics":{"inspectors":9,"recentRows":0,"onSiteHours":59.5,"inspectionHours":91,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"355013","EVENT_NO":"1029593","INSPECTION_BEGIN_DT":"06/20/2005","INSPECTION_END_DT":"06/20/2005","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":"2.5","sourceDate":"2005-06-20"},{"SOURCE_ROW_NUMBER":"574862","EVENT_NO":"1029188","INSPECTION_BEGIN_DT":"05/31/2005","INSPECTION_END_DT":"06/01/2005","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"18","SUM_TOTAL_ON_SITE_HOURS":"14","sourceDate":"2005-05-31"},{"SOURCE_ROW_NUMBER":"370028","EVENT_NO":"1028810","INSPECTION_BEGIN_DT":"05/26/2004","INSPECTION_END_DT":"05/27/2004","ACTIVITY_CODE":"37","ACTIVITY":"MISCELLANEOUS INSPECTION/INVESTIGATION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"15","SUM_TOTAL_ON_SITE_HOURS":"11","sourceDate":"2004-05-26"},{"SOURCE_ROW_NUMBER":"1045358","EVENT_NO":"1027594","INSPECTION_BEGIN_DT":"10/22/2003","INSPECTION_END_DT":"10/22/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"11","SUM_TOTAL_ON_SITE_HOURS":"8","sourceDate":"2003-10-22"},{"SOURCE_ROW_NUMBER":"163036","EVENT_NO":"1020765","INSPECTION_BEGIN_DT":"04/29/2003","INSPECTION_END_DT":"04/29/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2003-04-29"},{"SOURCE_ROW_NUMBER":"10644","EVENT_NO":"1016136","INSPECTION_BEGIN_DT":"10/16/2002","INSPECTION_END_DT":"10/16/2002","ACTIVITY_CODE":"46","ACTIVITY":"SPECIAL ENFORCEMENT 4","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2002-10-16"},{"SOURCE_ROW_NUMBER":"949704","EVENT_NO":"1013262","INSPECTION_BEGIN_DT":"04/24/2002","INSPECTION_END_DT":"04/25/2002","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"25","SUM_TOTAL_ON_SITE_HOURS":"14","sourceDate":"2002-04-24"},{"SOURCE_ROW_NUMBER":"559602","EVENT_NO":"0748114","INSPECTION_BEGIN_DT":"08/25/2001","INSPECTION_END_DT":"08/25/2001","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2001-08-25"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":38,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2005-Q3":{"hours":0,"employees":0,"production":0},"2005-Q2":{"hours":0,"employees":0,"production":0},"2005-Q1":{"hours":0,"employees":0,"production":0},"2004-Q4":{"hours":200,"employees":1,"production":0},"2004-Q3":{"hours":200,"employees":1,"production":0},"2004-Q2":{"hours":100,"employees":1,"production":0},"2004-Q1":{"hours":100,"employees":1,"production":0},"2003-Q4":{"hours":400,"employees":2,"production":0},"2003-Q3":{"hours":100,"employees":1,"production":0},"2003-Q2":{"hours":200,"employees":2,"production":0},"2003-Q1":{"hours":200,"employees":2,"production":0},"2002-Q4":{"hours":200,"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":10,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2000":{"hours":2522,"employees":4,"production":0},"2001":{"hours":2630,"employees":5,"production":0},"2002":{"hours":800,"employees":4,"production":0},"2003":{"hours":900,"employees":3,"production":0},"2004":{"hours":600,"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":2,"firstDate":"2004-05-27","lastDate":"2004-05-27","metrics":{"recentRows":0,"actionTaken":2,"maxExposureRatio":0,"overExposureLimit":0,"exposureRatioTotal":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"41674","EVENT_NO":"1028810","SAMPLE_NO":"000000200404888400","SAMPLE_DATE":"05/27/2004","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Truck Driver","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2004-05-27"},{"SOURCE_ROW_NUMBER":"41673","EVENT_NO":"1028810","SAMPLE_NO":"000000200404888300","SAMPLE_DATE":"05/27/2004","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2004-05-27"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":3,"firstDate":"2002-04-24","lastDate":"2005-06-01","metrics":{"ss":1,"amountDue":234,"contested":0,"amountPaid":234,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":234},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1425121","VIOLATION_NO":"6238455","VIOLATION_ISSUE_DT":"06/01/2005","SIG_SUB":"Y","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/20/2005","PROPOSED_PENALTY":"124","AMOUNT_DUE":"124","AMOUNT_PAID":"124","CONTESTED_IND":"N","sourceDate":"2005-06-01"},{"SOURCE_ROW_NUMBER":"1425120","VIOLATION_NO":"7895959","VIOLATION_ISSUE_DT":"04/24/2002","SIG_SUB":"N","PART_SECTION":"56.14112(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/24/2002","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2002-04-24"},{"SOURCE_ROW_NUMBER":"1425119","VIOLATION_NO":"7895958","VIOLATION_ISSUE_DT":"04/24/2002","SIG_SUB":"N","PART_SECTION":"56.14112(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/24/2002","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2002-04-24"}]}],"safety":{"href":"/api/v1/mines/2300977/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/2300977/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":"Moving machine parts.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14107","part":"56","subchapter":"K","subpart":"M","id":"56.14107","citation":"30 CFR 56.14107","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":"Construction and maintenance of guards.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14112","part":"56","subchapter":"K","subpart":"M","id":"56.14112","citation":"30 CFR 56.14112","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}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"2300977","dataSource":"postgres","snapshotId":"2026-10-18T09:31:49.615908+00:00","completedAt":"2026-10-18T09:31:49.615Z","sourceCount":20,"totalRows":17915666}}