{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"1800754","name":"RYCZEK QUARRY","status":"Abandoned","status_date":"2007-12-31","mine_type":"Surface","coal_metal":"M","commodity":"Dimension Sandstone","state":"MD","county":"Garrett","nearest_town":"Lonaconing","operator_id":"L18506","operator_name":"Ryczek Stone Quarry","controller_id":"M14240","controller_name":"Raymond C  Ryczek; Thomas A  Ryczek","district":"C03","office":"Morgantown WV Field Office","employees":0,"latitude":39.607472,"longitude":-79.023908},"coverage":{"contributingSources":9,"registeredSources":20,"sourceRows":86},"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":"1800754","name":"RYCZEK QUARRY"},"operator":{"type":"operator","id":"L18506","name":"Ryczek Stone Quarry"},"controller":{"type":"controller","id":"M14240","name":"Raymond C  Ryczek; Thomas A  Ryczek"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L18506","name":"Ryczek Stone Quarry"},"object":{"type":"mine","id":"1800754","name":"RYCZEK QUARRY"},"validFrom":"2001-07-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1800754|L18506|2001-07-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M14240","name":"Raymond C  Ryczek et al"},"object":{"type":"mine","id":"1800754","name":"RYCZEK QUARRY"},"validFrom":"2001-07-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1800754|M14240|2001-07-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M14240","name":"Raymond C  Ryczek et al"},"object":{"type":"operator","id":"L18506","name":"Ryczek Stone Quarry"},"validFrom":"2001-07-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"1800754","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1800754|L18506|2001-07-01|M14240|2001-07-01|157734"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M14240","name":"Thomas A  Ryczek et al"},"object":{"type":"operator","id":"L18506","name":"Ryczek Stone Quarry"},"validFrom":"2001-07-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"1800754","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1800754|L18506|2001-07-01|M14240|2001-07-01|157735"}}],"coverage":{"historyRecords":2,"edgeCount":4,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"sources":[{"id":"msha-accidents","name":"Accident, Injuries, and Illnesses","domains":["safety","contractors"],"products":["incident trends","severity rates","equipment patterns","peer denominators"],"rowCount":1,"firstDate":"2006-06-20","lastDate":"2006-06-20","metrics":{"daysLost":21,"injuries":1,"fatalities":0,"recentRows":0,"restrictedDays":0,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"268334","DOCUMENT_NO":"220061870036","ACCIDENT_DT":"06/20/2006","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Struck by flying object","OCCUPATION":"Forklift operator","NO_INJURIES":"1","DAYS_LOST":"21","NARRATIVE":"While selecting stone suitable for flag (1/2\" to 2 1/2\" thick), employee encountered a stone which was too big on one end (2 1/2' x 1 1/2' - 2\" on one end & 4\" on the other end). He dropped it on a stone ledge to break larger end off. This caused 1 of several fist size pieces to fly up & hit him in the eye, knocking his safety glasses off.","sourceDate":"2006-06-20"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2007-12-31","lastDate":"2007-12-31","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":1,"firstDate":"2001-07-31","lastDate":"2001-07-31","metrics":{"ss":0,"delinquent":1,"recentRows":0,"paidPenalty":55,"proposedPenalty":55,"currentAssessment":55},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"109702","VIOLATION_NO":"4434275","ISSUE_DT":"07/31/2001","CFR_STANDARD_CD":"56.1000","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2001-07-31"}]},{"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":"2001-07-01","lastDate":"2001-07-01","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":13,"firstDate":"2001-07-31","lastDate":"2007-11-29","metrics":{"inspectors":13,"recentRows":0,"onSiteHours":41,"inspectionHours":71.25,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1141564","EVENT_NO":"0898422","INSPECTION_BEGIN_DT":"11/29/2007","INSPECTION_END_DT":"11/30/2007","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6","SUM_TOTAL_ON_SITE_HOURS":"1.5","sourceDate":"2007-11-29"},{"SOURCE_ROW_NUMBER":"779993","EVENT_NO":"0895377","INSPECTION_BEGIN_DT":"06/05/2007","INSPECTION_END_DT":"06/05/2007","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9.5","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2007-06-05"},{"SOURCE_ROW_NUMBER":"293978","EVENT_NO":"0895374","INSPECTION_BEGIN_DT":"05/22/2007","INSPECTION_END_DT":"05/22/2007","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.5","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2007-05-22"},{"SOURCE_ROW_NUMBER":"127405","EVENT_NO":"0890390","INSPECTION_BEGIN_DT":"11/01/2006","INSPECTION_END_DT":"11/01/2006","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1.25","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2006-11-01"},{"SOURCE_ROW_NUMBER":"554883","EVENT_NO":"0878400","INSPECTION_BEGIN_DT":"10/19/2005","INSPECTION_END_DT":"10/19/2005","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2005-10-19"},{"SOURCE_ROW_NUMBER":"552216","EVENT_NO":"0875871","INSPECTION_BEGIN_DT":"11/17/2004","INSPECTION_END_DT":"11/17/2004","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2004-11-17"},{"SOURCE_ROW_NUMBER":"140375","EVENT_NO":"0878308","INSPECTION_BEGIN_DT":"03/29/2004","INSPECTION_END_DT":"03/30/2004","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2004-03-29"},{"SOURCE_ROW_NUMBER":"317535","EVENT_NO":"0759490","INSPECTION_BEGIN_DT":"07/16/2003","INSPECTION_END_DT":"07/16/2003","ACTIVITY_CODE":"40","ACTIVITY":"SPECIAL ENFORCEMENT 1","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"4","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2003-07-16"},{"SOURCE_ROW_NUMBER":"1160732","EVENT_NO":"0865148","INSPECTION_BEGIN_DT":"06/26/2003","INSPECTION_END_DT":"06/26/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2003-06-26"},{"SOURCE_ROW_NUMBER":"1154080","EVENT_NO":"0759451","INSPECTION_BEGIN_DT":"04/23/2003","INSPECTION_END_DT":"04/23/2003","ACTIVITY_CODE":"40","ACTIVITY":"SPECIAL ENFORCEMENT 1","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2003-04-23"},{"SOURCE_ROW_NUMBER":"621796","EVENT_NO":"0865076","INSPECTION_BEGIN_DT":"10/22/2002","INSPECTION_END_DT":"10/22/2002","ACTIVITY_CODE":"46","ACTIVITY":"SPECIAL ENFORCEMENT 4","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2002-10-22"},{"SOURCE_ROW_NUMBER":"568553","EVENT_NO":"0867399","INSPECTION_BEGIN_DT":"06/13/2002","INSPECTION_END_DT":"06/13/2002","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"14","SUM_TOTAL_ON_SITE_HOURS":"10","sourceDate":"2002-06-13"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":52,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2007-Q4":{"hours":663,"employees":4,"production":0},"2007-Q3":{"hours":910,"employees":4,"production":0},"2007-Q2":{"hours":412,"employees":4,"production":0},"2007-Q1":{"hours":25,"employees":1,"production":0},"2006-Q4":{"hours":264,"employees":4,"production":0},"2006-Q3":{"hours":1094,"employees":4,"production":0},"2006-Q2":{"hours":1468,"employees":5,"production":0},"2006-Q1":{"hours":18,"employees":1,"production":0},"2005-Q4":{"hours":602,"employees":4,"production":0},"2005-Q3":{"hours":1291,"employees":4,"production":0},"2005-Q2":{"hours":1044,"employees":4,"production":0},"2005-Q1":{"hours":14,"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":14,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2001":{"hours":2587,"employees":4,"production":0},"2002":{"hours":2722,"employees":4,"production":0},"2003":{"hours":2757,"employees":4,"production":0},"2004":{"hours":2610,"employees":3,"production":0},"2005":{"hours":2951,"employees":4,"production":0},"2006":{"hours":2844,"employees":4,"production":0},"2007":{"hours":2010,"employees":4,"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":1,"firstDate":"2001-07-31","lastDate":"2001-07-31","metrics":{"ss":0,"amountDue":55,"contested":0,"amountPaid":55,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":55},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1260603","VIOLATION_NO":"4434275","VIOLATION_ISSUE_DT":"07/31/2001","SIG_SUB":"N","PART_SECTION":"56.1000","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"08/01/2001","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2001-07-31"}]}],"safety":{"href":"/api/v1/mines/1800754/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/1800754/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}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"1800754","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}