{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-17T06:17:15.228Z","identity":{"mine_id":"4500020","name":"Mats Mats Quarry","status":"Abandoned","status_date":"2007-08-28","mine_type":"Surface","coal_metal":"M","commodity":"Crushed, Broken Traprock","state":"WA","county":"Jefferson","nearest_town":"PORT LUDLOW","operator_id":"L13472","operator_name":"Glacier Northwest","controller_id":"M07897","controller_name":"Taiheiyo Cement Corp","district":"M7","office":"Kent WA Field Office","employees":0,"latitude":47.954584,"longitude":-122.684318},"coverage":{"contributingSources":10,"registeredSources":20,"sourceRows":105},"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":"4500020","name":"Mats Mats Quarry"},"operator":{"type":"operator","id":"L13472","name":"Glacier Northwest"},"controller":{"type":"controller","id":"M07897","name":"Taiheiyo Cement Corp"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L13794","name":"Fletcher General Inc"},"object":{"type":"mine","id":"4500020","name":"Mats Mats Quarry"},"validFrom":"1950-01-01","validTo":"1995-06-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4500020|L13794|1950-01-01|1995-06-30"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M10527","name":"Fletcher Construction Co (North America)"},"object":{"type":"mine","id":"4500020","name":"Mats Mats Quarry"},"validFrom":"1950-01-01","validTo":"1995-06-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4500020|M10527|1950-01-01|1995-06-30"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M10527","name":"Fletcher Construction Co (North America)"},"object":{"type":"operator","id":"L13794","name":"Fletcher General Inc"},"validFrom":"1950-01-01","validTo":"1995-06-30","current":false,"derived":true,"evidenceMineId":"4500020","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4500020|L13794|1950-01-01|M10527|1950-01-01|149442"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M07897","name":"Taiheiyo Cement Corp"},"object":{"type":"mine","id":"4500020","name":"Mats Mats Quarry"},"validFrom":"1988-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4500020|M07897|1988-01-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L13472","name":"Glacier Northwest"},"object":{"type":"mine","id":"4500020","name":"Mats Mats Quarry"},"validFrom":"1995-07-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4500020|L13472|1995-07-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M07897","name":"Taiheiyo Cement Corp"},"object":{"type":"operator","id":"L13472","name":"Glacier Northwest"},"validFrom":"1995-07-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"4500020","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4500020|L13472|1995-07-01|M07897|1988-01-01|142239"}}],"coverage":{"historyRecords":2,"edgeCount":6,"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":3,"firstDate":"2001-06-21","lastDate":"2005-02-10","metrics":{"daysLost":0,"injuries":3,"fatalities":0,"recentRows":0,"restrictedDays":8,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"214168","DOCUMENT_NO":"220050490010","ACCIDENT_DT":"02/10/2005","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Struck by flying object","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"While preforming maintenance, some particles apparently fell inside his safety glasses and got into his eye. The employee thought the particle had come out of his eye, however later in the evening his eye became irritated so he sought medical attention where they removed a piece of rust. There were no restrictions and no lost time at work.","sourceDate":"2005-02-10"},{"SOURCE_ROW_NUMBER":"72076","DOCUMENT_NO":"220021480114","ACCIDENT_DT":"05/22/2002","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Caught in, under or between NEC","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","NARRATIVE":"WHILE POSITIONING TRANSMISSION FOR INSTALLATION INTO HAUL TRUCK, TRANSMISSION SLIPPED, PINCHING LEFT INDEX FINGER BETWEEN TRANSMISSION AND CONCRETE FLOOR. EE SENT FOR OBSERVATION, XRAY DETERMI NED SLIGHT FRACTURE TO TIP OF FINGER. SEVERE BRUISING TO FINGERNAIL AREA.","sourceDate":"2002-05-22"},{"SOURCE_ROW_NUMBER":"184049","DOCUMENT_NO":"220011840023","ACCIDENT_DT":"06/21/2001","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Over-exertion in lifting objects","OCCUPATION":"Backhoe operator, Trackhoe operator, Crane operator","NO_INJURIES":"1","NARRATIVE":"MOVING TO DRILL SITE, STEEL FELL OUT OF RACK LIFTED DRILL STEEL INTO CARRIER RACK CAUSING BACK STRAIN. ACCIDENT DUE TO LIFTING. LIFTING CAUSED THORACIC AND BACK STRAIN.","sourceDate":"2001-06-21"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2007-08-28","lastDate":"2007-08-28","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":18,"firstDate":"2000-09-13","lastDate":"2004-03-17","metrics":{"ss":9,"delinquent":14,"recentRows":0,"paidPenalty":1832,"proposedPenalty":1832,"currentAssessment":1832},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"549718","VIOLATION_NO":"6344932","ISSUE_DT":"03/17/2004","CFR_STANDARD_CD":"56.15004","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"135.00","CURRENT_ASSESSMENT_AMT":"135.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-03-17"},{"SOURCE_ROW_NUMBER":"549717","VIOLATION_NO":"6344931","ISSUE_DT":"03/17/2004","CFR_STANDARD_CD":"56.14205","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"177.00","CURRENT_ASSESSMENT_AMT":"177.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-03-17"},{"SOURCE_ROW_NUMBER":"549716","VIOLATION_NO":"6344930","ISSUE_DT":"03/16/2004","CFR_STANDARD_CD":"56.14132(b)(2)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"114.00","CURRENT_ASSESSMENT_AMT":"114.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-03-16"},{"SOURCE_ROW_NUMBER":"549715","VIOLATION_NO":"6344929","ISSUE_DT":"03/16/2004","CFR_STANDARD_CD":"56.14100(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-03-16"},{"SOURCE_ROW_NUMBER":"549948","VIOLATION_NO":"6355044","ISSUE_DT":"10/15/2003","CFR_STANDARD_CD":"56.12008","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-10-15"},{"SOURCE_ROW_NUMBER":"549947","VIOLATION_NO":"6355043","ISSUE_DT":"10/15/2003","CFR_STANDARD_CD":"56.14100(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-10-15"},{"SOURCE_ROW_NUMBER":"549116","VIOLATION_NO":"6341504","ISSUE_DT":"04/30/2003","CFR_STANDARD_CD":"56.18002(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-04-30"},{"SOURCE_ROW_NUMBER":"549115","VIOLATION_NO":"6341503","ISSUE_DT":"04/29/2003","CFR_STANDARD_CD":"46.11(b)(3)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-04-29"},{"SOURCE_ROW_NUMBER":"549114","VIOLATION_NO":"6341502","ISSUE_DT":"04/29/2003","CFR_STANDARD_CD":"56.14107(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"133.00","CURRENT_ASSESSMENT_AMT":"133.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-04-29"},{"SOURCE_ROW_NUMBER":"549113","VIOLATION_NO":"6341501","ISSUE_DT":"04/29/2003","CFR_STANDARD_CD":"56.4201(a)(1)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-04-29"},{"SOURCE_ROW_NUMBER":"549112","VIOLATION_NO":"6341500","ISSUE_DT":"04/29/2003","CFR_STANDARD_CD":"56.18002(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-04-29"},{"SOURCE_ROW_NUMBER":"549111","VIOLATION_NO":"6341499","ISSUE_DT":"04/29/2003","CFR_STANDARD_CD":"56.9300(b)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"114.00","CURRENT_ASSESSMENT_AMT":"114.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-04-29"}]},{"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":"1950-01-01","lastDate":"1995-07-01","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":16,"firstDate":"2000-09-12","lastDate":"2006-12-05","metrics":{"inspectors":18,"recentRows":0,"onSiteHours":246,"inspectionHours":383,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"925490","EVENT_NO":"1131793","INSPECTION_BEGIN_DT":"12/05/2006","INSPECTION_END_DT":"12/05/2006","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2006-12-05"},{"SOURCE_ROW_NUMBER":"884421","EVENT_NO":"1131753","INSPECTION_BEGIN_DT":"07/26/2006","INSPECTION_END_DT":"07/26/2006","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2006-07-26"},{"SOURCE_ROW_NUMBER":"40726","EVENT_NO":"1131752","INSPECTION_BEGIN_DT":"07/26/2006","INSPECTION_END_DT":"07/26/2006","ACTIVITY_CODE":"E04","ACTIVITY":"Verbal Hazard Complaint Inspections","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2006-07-26"},{"SOURCE_ROW_NUMBER":"358297","EVENT_NO":"1123246","INSPECTION_BEGIN_DT":"12/21/2004","INSPECTION_END_DT":"12/21/2004","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2004-12-21"},{"SOURCE_ROW_NUMBER":"691032","EVENT_NO":"1118441","INSPECTION_BEGIN_DT":"03/25/2004","INSPECTION_END_DT":"03/25/2004","ACTIVITY_CODE":"02","ACTIVITY":"COMPLIANCE FOLLOW-UP INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2004-03-25"},{"SOURCE_ROW_NUMBER":"404009","EVENT_NO":"1118437","INSPECTION_BEGIN_DT":"03/16/2004","INSPECTION_END_DT":"03/18/2004","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"37","SUM_TOTAL_ON_SITE_HOURS":"24","sourceDate":"2004-03-16"},{"SOURCE_ROW_NUMBER":"780082","EVENT_NO":"1118507","INSPECTION_BEGIN_DT":"10/09/2003","INSPECTION_END_DT":"10/16/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"42","SUM_TOTAL_ON_SITE_HOURS":"24","sourceDate":"2003-10-09"},{"SOURCE_ROW_NUMBER":"255993","EVENT_NO":"1118063","INSPECTION_BEGIN_DT":"04/24/2003","INSPECTION_END_DT":"04/30/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"83","SUM_TOTAL_ON_SITE_HOURS":"71","sourceDate":"2003-04-24"},{"SOURCE_ROW_NUMBER":"350082","EVENT_NO":"1116020","INSPECTION_BEGIN_DT":"11/06/2002","INSPECTION_END_DT":"11/12/2002","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"30","SUM_TOTAL_ON_SITE_HOURS":"20","sourceDate":"2002-11-06"},{"SOURCE_ROW_NUMBER":"550375","EVENT_NO":"0778384","INSPECTION_BEGIN_DT":"10/24/2002","INSPECTION_END_DT":"10/24/2002","ACTIVITY_CODE":"46","ACTIVITY":"SPECIAL ENFORCEMENT 4","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2002-10-24"},{"SOURCE_ROW_NUMBER":"366819","EVENT_NO":"1113340","INSPECTION_BEGIN_DT":"08/13/2002","INSPECTION_END_DT":"08/13/2002","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"18","SUM_TOTAL_ON_SITE_HOURS":"9","sourceDate":"2002-08-13"},{"SOURCE_ROW_NUMBER":"1010918","EVENT_NO":"0784426","INSPECTION_BEGIN_DT":"03/21/2002","INSPECTION_END_DT":"03/26/2002","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"39","SUM_TOTAL_ON_SITE_HOURS":"17","sourceDate":"2002-03-21"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":26,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2002-Q4":{"hours":5366,"employees":9,"production":0},"2002-Q3":{"hours":5421,"employees":11,"production":0},"2002-Q2":{"hours":5383,"employees":11,"production":0},"2002-Q1":{"hours":5459,"employees":11,"production":0},"2001-Q4":{"hours":5189,"employees":11,"production":0},"2001-Q3":{"hours":5771,"employees":12,"production":0},"2001-Q2":{"hours":6290,"employees":12,"production":0},"2001-Q1":{"hours":6282,"employees":12,"production":0},"2000-Q4":{"hours":6232,"employees":12,"production":0},"2000-Q3":{"hours":6242,"employees":12,"production":0},"2000-Q2":{"hours":5571,"employees":11,"production":0},"2000-Q1":{"hours":5922,"employees":11,"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":{"2000":{"hours":23967,"employees":12,"production":0},"2001":{"hours":23532,"employees":12,"production":0},"2002":{"hours":21629,"employees":11,"production":0},"2003":{"hours":18156,"employees":9,"production":0},"2004":{"hours":4878,"employees":5,"production":0},"2005":{"hours":3032,"employees":4,"production":0},"2006":{"hours":270,"employees":3,"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":6,"firstDate":"2000-09-13","lastDate":"2002-03-26","metrics":{"recentRows":0,"actionTaken":6,"maxExposureRatio":0.8,"overExposureLimit":0,"exposureRatioTotal":1.27},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"915","EVENT_NO":"0784426","SAMPLE_NO":"000000200202141300","SAMPLE_DATE":"03/26/2002","CONTAMINANT_DESC":"Unlisted Particulate, respirable, <1% Qtz","CONCENTRATION":"0000.48","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2002-03-26"},{"SOURCE_ROW_NUMBER":"914","EVENT_NO":"0784426","SAMPLE_NO":"000000200202141200","SAMPLE_DATE":"03/26/2002","CONTAMINANT_DESC":"Unlisted Particulate, respirable, <1% Qtz","CONCENTRATION":"0000.24","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2002-03-26"},{"SOURCE_ROW_NUMBER":"913","EVENT_NO":"0784426","SAMPLE_NO":"000000200202141100","SAMPLE_DATE":"03/26/2002","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":"2002-03-26"},{"SOURCE_ROW_NUMBER":"204847","EVENT_NO":"0707108","SAMPLE_NO":"800000200000154900","SAMPLE_DATE":"09/13/2000","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.28","EXPOSURE_LIMIT":"0000.59","C_OVER_E":"00.47","JOB_CD_DESC":"Truck Driver","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2000-09-13"},{"SOURCE_ROW_NUMBER":"204846","EVENT_NO":"0707108","SAMPLE_NO":"800000200000154800","SAMPLE_DATE":"09/13/2000","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.16","EXPOSURE_LIMIT":"0000.20","C_OVER_E":"00.80","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2000-09-13"},{"SOURCE_ROW_NUMBER":"204845","EVENT_NO":"0707108","SAMPLE_NO":"800000200000154700","SAMPLE_DATE":"09/13/2000","CONTAMINANT_DESC":"Unlisted Particulate, respirable, <1% Qtz","CONCENTRATION":"0000.27","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Shovel Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2000-09-13"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":18,"firstDate":"2000-09-13","lastDate":"2004-03-17","metrics":{"ss":9,"amountDue":1832,"contested":0,"amountPaid":1832,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":1832},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2448195","VIOLATION_NO":"6344932","VIOLATION_ISSUE_DT":"03/17/2004","SIG_SUB":"Y","PART_SECTION":"56.15004","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/17/2004","PROPOSED_PENALTY":"135","AMOUNT_DUE":"135","AMOUNT_PAID":"135","CONTESTED_IND":"N","sourceDate":"2004-03-17"},{"SOURCE_ROW_NUMBER":"2448194","VIOLATION_NO":"6344931","VIOLATION_ISSUE_DT":"03/17/2004","SIG_SUB":"Y","PART_SECTION":"56.14205","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"2","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/25/2004","PROPOSED_PENALTY":"177","AMOUNT_DUE":"177","AMOUNT_PAID":"177","CONTESTED_IND":"N","sourceDate":"2004-03-17"},{"SOURCE_ROW_NUMBER":"2448193","VIOLATION_NO":"6344930","VIOLATION_ISSUE_DT":"03/16/2004","SIG_SUB":"Y","PART_SECTION":"56.14132(b)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"03/17/2004","PROPOSED_PENALTY":"114","AMOUNT_DUE":"114","AMOUNT_PAID":"114","CONTESTED_IND":"N","sourceDate":"2004-03-16"},{"SOURCE_ROW_NUMBER":"2448192","VIOLATION_NO":"6344929","VIOLATION_ISSUE_DT":"03/16/2004","SIG_SUB":"N","PART_SECTION":"56.14100(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/17/2004","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2004-03-16"},{"SOURCE_ROW_NUMBER":"2448208","VIOLATION_NO":"6355044","VIOLATION_ISSUE_DT":"10/15/2003","SIG_SUB":"N","PART_SECTION":"56.12008","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/16/2003","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2003-10-15"},{"SOURCE_ROW_NUMBER":"2448207","VIOLATION_NO":"6355043","VIOLATION_ISSUE_DT":"10/15/2003","SIG_SUB":"N","PART_SECTION":"56.14100(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"10/16/2003","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2003-10-15"},{"SOURCE_ROW_NUMBER":"2448202","VIOLATION_NO":"6341504","VIOLATION_ISSUE_DT":"04/30/2003","SIG_SUB":"N","PART_SECTION":"56.18002(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"04/30/2003","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2003-04-30"},{"SOURCE_ROW_NUMBER":"2448201","VIOLATION_NO":"6341503","VIOLATION_ISSUE_DT":"04/29/2003","SIG_SUB":"N","PART_SECTION":"46.11(b)(3)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/29/2003","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2003-04-29"},{"SOURCE_ROW_NUMBER":"2448200","VIOLATION_NO":"6341502","VIOLATION_ISSUE_DT":"04/29/2003","SIG_SUB":"Y","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/30/2003","PROPOSED_PENALTY":"133","AMOUNT_DUE":"133","AMOUNT_PAID":"133","CONTESTED_IND":"N","sourceDate":"2003-04-29"},{"SOURCE_ROW_NUMBER":"2448199","VIOLATION_NO":"6341501","VIOLATION_ISSUE_DT":"04/29/2003","SIG_SUB":"N","PART_SECTION":"56.4201(a)(1)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/29/2003","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2003-04-29"},{"SOURCE_ROW_NUMBER":"2448198","VIOLATION_NO":"6341500","VIOLATION_ISSUE_DT":"04/29/2003","SIG_SUB":"N","PART_SECTION":"56.18002(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/29/2003","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2003-04-29"},{"SOURCE_ROW_NUMBER":"2448197","VIOLATION_NO":"6341499","VIOLATION_ISSUE_DT":"04/29/2003","SIG_SUB":"Y","PART_SECTION":"56.9300(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"04/29/2003","PROPOSED_PENALTY":"114","AMOUNT_DUE":"114","AMOUNT_PAID":"114","CONTESTED_IND":"N","sourceDate":"2003-04-29"}]}],"safety":{"href":"/api/v1/mines/4500020/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4500020/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":"Eye protection.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-N/section-56.15004","part":"56","subchapter":"K","subpart":"N","id":"56.15004","citation":"30 CFR 56.15004","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":"Machinery, equipment, and tools.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14205","part":"56","subchapter":"K","subpart":"M","id":"56.14205","citation":"30 CFR 56.14205","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":"Horns and backup alarms.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14132","part":"56","subchapter":"K","subpart":"M","id":"56.14132","citation":"30 CFR 56.14132","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":"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":2},{"chapter":"I","heading":"Insulation and fittings for power wires and cables.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12008","part":"56","subchapter":"K","subpart":"K","id":"56.12008","citation":"30 CFR 56.12008","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":2},{"chapter":"I","heading":"Site-specific hazard awareness training.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.11","part":"46","subchapter":"H","subpart":"","id":"46.11","citation":"30 CFR 46.11","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER H—EDUCATION AND TRAINING","partHeading":"PART 46—TRAINING AND RETRAINING OF MINERS ENGAGED IN SHELL DREDGING OR EMPLOYED AT SAND, GRAVEL, SURFACE STONE, SURFACE CLAY, COLLOIDAL PHOSPHATE, OR SURFACE LIMESTONE MINES.","subpartHeading":"","text":null,"occurrenceCount":1},{"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":"Inspection.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4201","part":"56","subchapter":"K","subpart":"C","id":"56.4201","citation":"30 CFR 56.4201","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":"Berms or guardrails.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9300","part":"56","subchapter":"K","subpart":"H","id":"56.9300","citation":"30 CFR 56.9300","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":"4500020","dataSource":"postgres","snapshotId":"2026-10-17T05:35:58.500035+00:00","completedAt":"2026-10-17T06:17:15.228Z","sourceCount":20,"totalRows":15450873}}