{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4003174","name":"LOJAC SMITH COUNTY QUARRY","status":"Abandoned","status_date":"2001-11-29","mine_type":"Surface","coal_metal":"M","commodity":"Crushed, Broken Limestone NEC","state":"TN","county":"Smith","nearest_town":"","operator_id":"L18477","operator_name":"Lojac Enterprises Inc","controller_id":"M14215","controller_name":"Jack  Lowery; Don  Chambers","district":"M3","office":"Franklin TN Field Office","employees":0,"latitude":null,"longitude":null},"coverage":{"contributingSources":12,"registeredSources":20,"sourceRows":237},"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":"4003174","name":"LOJAC SMITH COUNTY QUARRY"},"operator":{"type":"operator","id":"L18477","name":"Lojac Enterprises Inc"},"controller":{"type":"controller","id":"M14215","name":"Jack  Lowery; Don  Chambers"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L18477","name":"Lojac Enterprises Inc"},"object":{"type":"mine","id":"4003174","name":"LOJAC SMITH COUNTY 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":"4003174|L18477|2001-07-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M14215","name":"Jack  Lowery et al"},"object":{"type":"mine","id":"4003174","name":"LOJAC SMITH COUNTY 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":"4003174|M14215|2001-07-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M14215","name":"Jack  Lowery et al"},"object":{"type":"operator","id":"L18477","name":"Lojac Enterprises Inc"},"validFrom":"2001-07-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"4003174","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4003174|L18477|2001-07-01|M14215|2001-07-01|157693"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M14215","name":"Don  Chambers et al"},"object":{"type":"operator","id":"L18477","name":"Lojac Enterprises Inc"},"validFrom":"2001-07-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"4003174","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4003174|L18477|2001-07-01|M14215|2001-07-01|157694"}}],"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":"2001-05-17","lastDate":"2001-05-17","metrics":{"daysLost":5,"injuries":1,"fatalities":0,"recentRows":0,"restrictedDays":0,"contractorRecords":1},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"179327","DOCUMENT_NO":"220011520024","ACCIDENT_DT":"05/17/2001","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Fall to lower level, NEC","OCCUPATION":"Drill helper","NO_INJURIES":"1","DAYS_LOST":"5","NARRATIVE":"SUBJECT WALKING BACKWARD, INSTRUCTING DRIVER OF DRILL. STEPPED INTO A HOLE & INJURED RIGHT KNEE.","sourceDate":"2001-05-17"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2001-11-29","lastDate":"2001-11-29","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":2,"firstDate":"2001-08-29","lastDate":"2001-08-29","metrics":{"ss":0,"delinquent":2,"recentRows":0,"paidPenalty":110,"proposedPenalty":110,"currentAssessment":110},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"145877","VIOLATION_NO":"6097313","ISSUE_DT":"08/29/2001","CFR_STANDARD_CD":"62.120","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2001-08-29"},{"SOURCE_ROW_NUMBER":"145876","VIOLATION_NO":"6097312","ISSUE_DT":"08/29/2001","CFR_STANDARD_CD":"62.120","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2001-08-29"}]},{"id":"msha-contractor-production-quarterly","name":"Contractor Employment and Production — Quarterly","domains":["contractors","production","safety"],"products":["contractor exposure denominator","productivity","presence windows"],"rowCount":196,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":1,"notMineAttributable":1},"periods":{},"recentRecords":[]},{"id":"msha-contractor-production-yearly","name":"Contractor Employment and Production — Yearly","domains":["contractors","production","safety"],"products":["long-run contractor trend","annual denominator reconciliation"],"rowCount":23,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":1,"notMineAttributable":1},"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":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":1,"firstDate":"2001-08-29","lastDate":"2001-08-29","metrics":{"inspectors":1,"recentRows":0,"onSiteHours":19,"inspectionHours":25,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"296251","EVENT_NO":"0810519","INSPECTION_BEGIN_DT":"08/29/2001","INSPECTION_END_DT":"08/30/2001","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"25","SUM_TOTAL_ON_SITE_HOURS":"19","sourceDate":"2001-08-29"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":2,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2001-Q4":{"hours":2763,"employees":6,"production":0},"2001-Q3":{"hours":3891,"employees":6,"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":1,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2001":{"hours":6654,"employees":6,"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":5,"firstDate":"2001-08-29","lastDate":"2001-08-29","metrics":{"recentRows":0,"actionTaken":5,"maxExposureRatio":0.56,"overExposureLimit":0,"exposureRatioTotal":1.42},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"9803","EVENT_NO":"0810519","SAMPLE_NO":"000000200103188400","SAMPLE_DATE":"08/29/2001","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.17","EXPOSURE_LIMIT":"0001.62","C_OVER_E":"00.10","JOB_CD_DESC":"Bulldozer Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2001-08-29"},{"SOURCE_ROW_NUMBER":"9802","EVENT_NO":"0810519","SAMPLE_NO":"000000200103188300","SAMPLE_DATE":"08/29/2001","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.68","EXPOSURE_LIMIT":"0001.21","C_OVER_E":"00.56","JOB_CD_DESC":"Truck Driver","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2001-08-29"},{"SOURCE_ROW_NUMBER":"9801","EVENT_NO":"0810519","SAMPLE_NO":"000000200103188200","SAMPLE_DATE":"08/29/2001","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.33","EXPOSURE_LIMIT":"0001.08","C_OVER_E":"00.31","JOB_CD_DESC":"Laborer, Bullgang","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2001-08-29"},{"SOURCE_ROW_NUMBER":"9800","EVENT_NO":"0810519","SAMPLE_NO":"000000200103188100","SAMPLE_DATE":"08/29/2001","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.23","EXPOSURE_LIMIT":"0001.49","C_OVER_E":"00.15","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2001-08-29"},{"SOURCE_ROW_NUMBER":"9799","EVENT_NO":"0810519","SAMPLE_NO":"000000200103188000","SAMPLE_DATE":"08/29/2001","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.50","EXPOSURE_LIMIT":"0001.64","C_OVER_E":"00.30","JOB_CD_DESC":"Supervisor, Co. Official","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2001-08-29"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":2,"firstDate":"2001-08-29","lastDate":"2001-08-29","metrics":{"ss":0,"amountDue":110,"contested":0,"amountPaid":110,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":110},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2076551","VIOLATION_NO":"6097313","VIOLATION_ISSUE_DT":"08/29/2001","SIG_SUB":"N","PART_SECTION":"62.120","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/15/2001","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2001-08-29"},{"SOURCE_ROW_NUMBER":"2076550","VIOLATION_NO":"6097312","VIOLATION_ISSUE_DT":"08/29/2001","SIG_SUB":"N","PART_SECTION":"62.120","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/15/2001","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2001-08-29"}]}],"safety":{"href":"/api/v1/mines/4003174/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4003174/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":"Action level.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-M/part-62/section-62.120","part":"62","subchapter":"M","subpart":"","id":"62.120","citation":"30 CFR 62.120","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER M—UNIFORM MINE HEALTH REGULATIONS","partHeading":"PART 62—OCCUPATIONAL NOISE EXPOSURE","subpartHeading":"","text":null,"occurrenceCount":2}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"4003174","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}