{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-17T06:17:15.228Z","identity":{"mine_id":"0300418","name":"WHITEHALL PIT BRANCH 13","status":"Abandoned","status_date":"2001-03-07","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"AR","county":"Poinsett","nearest_town":"","operator_id":"L12549","operator_name":"Razor Rock Materials Company","controller_id":"M02046","controller_name":"Summit Materials LLC","district":"M5","office":"Little Rock AR Field Office","employees":0,"latitude":null,"longitude":null},"coverage":{"contributingSources":6,"registeredSources":20,"sourceRows":20},"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":"2026-10-17T05:35:58.500035+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":"0300418","name":"WHITEHALL PIT BRANCH 13"},"operator":{"type":"operator","id":"L12549","name":"Razor Rock Materials Company"},"controller":{"type":"controller","id":"M02046","name":"Summit Materials LLC"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L00257","name":"St Francis Material Company"},"object":{"type":"mine","id":"0300418","name":"WHITEHALL PIT BRANCH 13"},"validFrom":"1950-01-01","validTo":"1987-07-17","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0300418|L00257|1950-01-01|1987-07-17"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00306","name":"Ben M Hogan Company Inc"},"object":{"type":"mine","id":"0300418","name":"WHITEHALL PIT BRANCH 13"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0300418|M00306|1950-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00306","name":"Ben M Hogan Company Inc"},"object":{"type":"operator","id":"L00257","name":"St Francis Material Company"},"validFrom":"1950-01-01","validTo":"1987-07-17","current":false,"derived":true,"evidenceMineId":"0300418","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0300418|L00257|1950-01-01|M00306|1950-01-01|109261"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M02859","name":"William  Boorhem  et al"},"object":{"type":"mine","id":"0300418","name":"WHITEHALL PIT BRANCH 13"},"validFrom":"1979-11-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0300418|M02859|1979-11-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M09618","name":"W Kent  Ingram"},"object":{"type":"mine","id":"0300418","name":"WHITEHALL PIT BRANCH 13"},"validFrom":"1986-01-01","validTo":"2017-02-26","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0300418|M09618|1986-01-01|2017-02-26"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L03564","name":"Boorhem-Fields Inc"},"object":{"type":"mine","id":"0300418","name":"WHITEHALL PIT BRANCH 13"},"validFrom":"1987-07-18","validTo":"1992-02-16","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0300418|L03564|1987-07-18|1992-02-16"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M02859","name":"William  Boorhem  et al"},"object":{"type":"operator","id":"L03564","name":"Boorhem-Fields Inc"},"validFrom":"1987-07-18","validTo":"1992-02-16","current":false,"derived":true,"evidenceMineId":"0300418","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0300418|L03564|1987-07-18|M02859|1979-11-01|127213"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L12549","name":"Razor Rock Materials Company"},"object":{"type":"mine","id":"0300418","name":"WHITEHALL PIT BRANCH 13"},"validFrom":"1992-02-17","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0300418|L12549|1992-02-17|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M09618","name":"W Kent  Ingram"},"object":{"type":"operator","id":"L12549","name":"Razor Rock Materials Company"},"validFrom":"1992-02-17","validTo":"2017-02-26","current":false,"derived":true,"evidenceMineId":"0300418","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0300418|L12549|1992-02-17|M09618|1986-01-01|146862"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M02046","name":"Summit Materials LLC"},"object":{"type":"mine","id":"0300418","name":"WHITEHALL PIT BRANCH 13"},"validFrom":"2017-02-27","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0300418|M02046|2017-02-27|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M02046","name":"Summit Materials LLC"},"object":{"type":"operator","id":"L12549","name":"Razor Rock Materials Company"},"validFrom":"2017-02-27","validTo":null,"current":true,"derived":true,"evidenceMineId":"0300418","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0300418|L12549|1992-02-17|M02046|2017-02-27|123084"}}],"coverage":{"historyRecords":4,"edgeCount":11,"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":"2001-03-07","lastDate":"2001-03-07","metrics":{},"periods":{},"recentRecords":[]},{"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":"1992-02-17","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":1,"firstDate":"2000-09-12","lastDate":"2000-09-12","metrics":{"inspectors":0,"recentRows":0,"onSiteHours":0,"inspectionHours":0,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"548703","EVENT_NO":"0694260","INSPECTION_BEGIN_DT":"09/12/2000","INSPECTION_END_DT":"09/12/2000","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"0","SUM_TOTAL_INSP_HOURS":"0","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2000-09-12"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":10,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2001-Q2":{"hours":0,"employees":0,"production":0},"2001-Q1":{"hours":383,"employees":1,"production":0},"2000-Q4":{"hours":400,"employees":1,"production":0},"2000-Q3":{"hours":401,"employees":1,"production":0},"2000-Q2":{"hours":1069,"employees":2,"production":0},"2000-Q1":{"hours":552,"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":3,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2000":{"hours":2422,"employees":2,"production":0},"2001":{"hours":383,"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":[]}],"safety":{"href":"/api/v1/mines/0300418/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/0300418/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":[],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"0300418","dataSource":"postgres","snapshotId":"2026-10-17T05:35:58.500035+00:00","completedAt":"2026-10-17T06:17:15.228Z","sourceCount":20,"totalRows":15450873}}