{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"1302086","name":"PLANT #7","status":"Abandoned","status_date":"2004-03-22","mine_type":"Surface","coal_metal":"M","commodity":"Crushed, Broken Limestone NEC","state":"IA","county":"Adair","nearest_town":"Greenfield","operator_id":"L00140","operator_name":"Schildberg Construction Company Inc","controller_id":"M00097","controller_name":"Mark  Schildberg","district":"M4","office":"Duluth District","employees":0,"latitude":null,"longitude":null},"coverage":{"contributingSources":10,"registeredSources":20,"sourceRows":89},"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":"1302086","name":"PLANT #7"},"operator":{"type":"operator","id":"L00140","name":"Schildberg Construction Company Inc"},"controller":{"type":"controller","id":"M00097","name":"Mark  Schildberg"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00097","name":"Mark  Schildberg et al"},"object":{"type":"mine","id":"1302086","name":"PLANT #7"},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1302086|M00097|1950-01-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M05203","name":"Richard R  Davidson  et al"},"object":{"type":"mine","id":"1302086","name":"PLANT #7"},"validFrom":"1983-05-30","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1302086|M05203|1983-05-30|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L06538","name":"Consumer Limestone Products Company"},"object":{"type":"mine","id":"1302086","name":"PLANT #7"},"validFrom":"1985-07-01","validTo":"1995-03-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1302086|L06538|1985-07-01|1995-03-31"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M05203","name":"Richard R  Davidson  et al"},"object":{"type":"operator","id":"L06538","name":"Consumer Limestone Products Company"},"validFrom":"1985-07-01","validTo":"1995-03-31","current":false,"derived":true,"evidenceMineId":"1302086","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1302086|L06538|1985-07-01|M05203|1983-05-30|133931"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L00140","name":"Schildberg Construction Company Inc"},"object":{"type":"mine","id":"1302086","name":"PLANT #7"},"validFrom":"1995-04-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1302086|L00140|1995-04-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00097","name":"Mark  Schildberg et al"},"object":{"type":"operator","id":"L00140","name":"Schildberg Construction Company Inc"},"validFrom":"1995-04-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"1302086","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1302086|L00140|1995-04-01|M00097|1950-01-01|104103"}}],"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":4,"firstDate":"2000-02-03","lastDate":"2001-08-21","metrics":{"daysLost":12,"injuries":4,"fatalities":0,"recentRows":0,"restrictedDays":0,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"35540","DOCUMENT_NO":"220012480022","ACCIDENT_DT":"08/21/2001","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"ELECTRICAL","ACCIDENT_TYPE":"Flash burns (electric)","OCCUPATION":"Warehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator","NO_INJURIES":"1","DAYS_LOST":"2","NARRATIVE":"EMPLOYEE HAD INSTALLED A NEW START/STOP SWITCH ON THE DISCHARGE CONVEYOR OF THE MAIN PLANT. AFTER INSTALLING THE SWITCH, THE EMPLOYEE STARTED THE GENERATOR TO TEST SWITCH. WHILE TESTING, THE C ONVEYOR WOULD NOT RESPOND TO SWITCH. WHILE CHECKING CIRCUIT ON ELECTRICAL FLASH OCCURRED BURNING EMPLOYEE'S HANDS.","sourceDate":"2001-08-21"},{"SOURCE_ROW_NUMBER":"65500","DOCUMENT_NO":"220010570017","ACCIDENT_DT":"02/13/2001","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"HANDTOOLS (NONPOWERED)","ACCIDENT_TYPE":"Caught in, under or between NEC","OCCUPATION":"Truck driver","NO_INJURIES":"1","NARRATIVE":"EE WAS USING A JACK UNDER THE SCREENING PLANT AND JACK SLIPPED OFF OF BLOCK AND CAUGHT HIS FINGER.","sourceDate":"2001-02-13"},{"SOURCE_ROW_NUMBER":"87131","DOCUMENT_NO":"220001460035","ACCIDENT_DT":"05/16/2000","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"MACHINERY","ACCIDENT_TYPE":"Struck against a moving object","OCCUPATION":"Drill helper","NO_INJURIES":"1","DAYS_LOST":"9","NARRATIVE":"WHILE MOVING DRILL AND COMPRESSOR FROM THE BENCHEMPLOYEE RAN OVER A ROCK AND JOLTED HIS BACK RESULTING IN A PULLED MUSCLE AND LOWER BACK STRAIN.","sourceDate":"2000-05-16"},{"SOURCE_ROW_NUMBER":"168833","DOCUMENT_NO":"220000480034","ACCIDENT_DT":"02/03/2000","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Truck driver","NO_INJURIES":"1","DAYS_LOST":"1","NARRATIVE":"EE WAS EXITING HIS TRUCK AND THE WIND CAUGHT THE DOOR PULLING HIS ARM RESULTING IN A BRUISED ROTATOR CUFF.","sourceDate":"2000-02-03"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2004-03-22","lastDate":"2004-03-22","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":6,"firstDate":"2000-03-21","lastDate":"2000-12-06","metrics":{"ss":1,"delinquent":6,"recentRows":0,"paidPenalty":615,"proposedPenalty":615,"currentAssessment":615},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"143527","VIOLATION_NO":"7815773","ISSUE_DT":"12/06/2000","CFR_STANDARD_CD":"56.5001(a/5)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"340.00","CURRENT_ASSESSMENT_AMT":"340.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-12-06"},{"SOURCE_ROW_NUMBER":"143526","VIOLATION_NO":"7815771","ISSUE_DT":"12/06/2000","CFR_STANDARD_CD":"62.130(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-12-06"},{"SOURCE_ROW_NUMBER":"143525","VIOLATION_NO":"7815770","ISSUE_DT":"12/05/2000","CFR_STANDARD_CD":"56.14107(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-12-05"},{"SOURCE_ROW_NUMBER":"65502","VIOLATION_NO":"7815335","ISSUE_DT":"03/21/2000","CFR_STANDARD_CD":"56.4101","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-03-21"},{"SOURCE_ROW_NUMBER":"65501","VIOLATION_NO":"7815334","ISSUE_DT":"03/21/2000","CFR_STANDARD_CD":"56.14207","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-03-21"},{"SOURCE_ROW_NUMBER":"65500","VIOLATION_NO":"7815333","ISSUE_DT":"03/21/2000","CFR_STANDARD_CD":"56.14207","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2000-03-21"}]},{"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":"1985-07-01","lastDate":"1995-04-01","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":6,"firstDate":"2000-03-21","lastDate":"2003-03-05","metrics":{"inspectors":7,"recentRows":0,"onSiteHours":84,"inspectionHours":122,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"523224","EVENT_NO":"0963698","INSPECTION_BEGIN_DT":"03/05/2003","INSPECTION_END_DT":"03/05/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"15","SUM_TOTAL_ON_SITE_HOURS":"10","sourceDate":"2003-03-05"},{"SOURCE_ROW_NUMBER":"801772","EVENT_NO":"0696220","INSPECTION_BEGIN_DT":"10/23/2002","INSPECTION_END_DT":"10/23/2002","ACTIVITY_CODE":"46","ACTIVITY":"SPECIAL ENFORCEMENT 4","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2002-10-23"},{"SOURCE_ROW_NUMBER":"949180","EVENT_NO":"0814827","INSPECTION_BEGIN_DT":"04/09/2002","INSPECTION_END_DT":"04/09/2002","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"25","SUM_TOTAL_ON_SITE_HOURS":"17","sourceDate":"2002-04-09"},{"SOURCE_ROW_NUMBER":"1041657","EVENT_NO":"0583794","INSPECTION_BEGIN_DT":"01/29/2002","INSPECTION_END_DT":"01/29/2002","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"17","SUM_TOTAL_ON_SITE_HOURS":"10","sourceDate":"2002-01-29"},{"SOURCE_ROW_NUMBER":"290985","EVENT_NO":"0807587","INSPECTION_BEGIN_DT":"12/05/2000","INSPECTION_END_DT":"12/11/2000","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"43","SUM_TOTAL_ON_SITE_HOURS":"31","sourceDate":"2000-12-05"},{"SOURCE_ROW_NUMBER":"958959","EVENT_NO":"0696397","INSPECTION_BEGIN_DT":"03/21/2000","INSPECTION_END_DT":"03/22/2000","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"20","SUM_TOTAL_ON_SITE_HOURS":"15","sourceDate":"2000-03-21"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":45,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2003-Q4":{"hours":0,"employees":0,"production":0},"2003-Q3":{"hours":0,"employees":0,"production":0},"2003-Q2":{"hours":0,"employees":0,"production":0},"2003-Q1":{"hours":4535,"employees":10,"production":0},"2002-Q4":{"hours":13020,"employees":16,"production":0},"2002-Q3":{"hours":7189,"employees":13,"production":0},"2002-Q2":{"hours":6988,"employees":14,"production":0},"2002-Q1":{"hours":6279,"employees":13,"production":0},"2001-Q4":{"hours":5835,"employees":11,"production":0},"2001-Q3":{"hours":5772,"employees":14,"production":0},"2001-Q2":{"hours":6022,"employees":12,"production":0},"2001-Q1":{"hours":6018,"employees":15,"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":12,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2000":{"hours":33059,"employees":17,"production":0},"2001":{"hours":23647,"employees":14,"production":0},"2002":{"hours":33476,"employees":15,"production":0},"2003":{"hours":4535,"employees":10,"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":"2000-12-06","lastDate":"2003-03-05","metrics":{"recentRows":0,"actionTaken":6,"maxExposureRatio":1.73,"overExposureLimit":2,"exposureRatioTotal":5.25},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"8015","EVENT_NO":"0963698","SAMPLE_NO":"000000200302101500","SAMPLE_DATE":"03/05/2003","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0001.09","EXPOSURE_LIMIT":"0001.01","C_OVER_E":"01.08","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"EXCEEDS THE PEL BUT NOT THE PEL X ERROR FACTOR","sourceDate":"2003-03-05"},{"SOURCE_ROW_NUMBER":"8014","EVENT_NO":"0963698","SAMPLE_NO":"000000200302101400","SAMPLE_DATE":"03/05/2003","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.86","EXPOSURE_LIMIT":"0001.60","C_OVER_E":"00.54","JOB_CD_DESC":"Mechanic","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2003-03-05"},{"SOURCE_ROW_NUMBER":"3308","EVENT_NO":"0807587","SAMPLE_NO":"000000200003181900","SAMPLE_DATE":"12/06/2000","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0001.07","EXPOSURE_LIMIT":"0001.31","C_OVER_E":"00.82","JOB_CD_DESC":"Truck Driver","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2000-12-06"},{"SOURCE_ROW_NUMBER":"3307","EVENT_NO":"0807587","SAMPLE_NO":"000000200003181800","SAMPLE_DATE":"12/06/2000","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.18","EXPOSURE_LIMIT":"0000.61","C_OVER_E":"00.30","JOB_CD_DESC":"Truck Driver","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2000-12-06"},{"SOURCE_ROW_NUMBER":"3306","EVENT_NO":"0807587","SAMPLE_NO":"000000200003181700","SAMPLE_DATE":"12/06/2000","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.71","EXPOSURE_LIMIT":"0000.91","C_OVER_E":"00.78","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2000-12-06"},{"SOURCE_ROW_NUMBER":"3305","EVENT_NO":"0807587","SAMPLE_NO":"000000200003181600","SAMPLE_DATE":"12/06/2000","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0002.29","EXPOSURE_LIMIT":"0001.32","C_OVER_E":"01.73","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"CITATION/ORDER ISSUED","sourceDate":"2000-12-06"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":6,"firstDate":"2000-03-21","lastDate":"2000-12-06","metrics":{"ss":1,"amountDue":615,"contested":0,"amountPaid":615,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":615},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"665820","VIOLATION_NO":"7815773","VIOLATION_ISSUE_DT":"12/06/2000","SIG_SUB":"Y","PART_SECTION":"56.5001(a/5)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/22/2001","PROPOSED_PENALTY":"340","AMOUNT_DUE":"340","AMOUNT_PAID":"340","CONTESTED_IND":"N","sourceDate":"2000-12-06"},{"SOURCE_ROW_NUMBER":"665819","VIOLATION_NO":"7815771","VIOLATION_ISSUE_DT":"12/06/2000","SIG_SUB":"N","PART_SECTION":"62.130(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/22/2001","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2000-12-06"},{"SOURCE_ROW_NUMBER":"665818","VIOLATION_NO":"7815770","VIOLATION_ISSUE_DT":"12/05/2000","SIG_SUB":"N","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"12/06/2000","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2000-12-05"},{"SOURCE_ROW_NUMBER":"665817","VIOLATION_NO":"7815335","VIOLATION_ISSUE_DT":"03/21/2000","SIG_SUB":"N","PART_SECTION":"56.4101","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/21/2000","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2000-03-21"},{"SOURCE_ROW_NUMBER":"665816","VIOLATION_NO":"7815334","VIOLATION_ISSUE_DT":"03/21/2000","SIG_SUB":"N","PART_SECTION":"56.14207","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"03/21/2000","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2000-03-21"},{"SOURCE_ROW_NUMBER":"665815","VIOLATION_NO":"7815333","VIOLATION_ISSUE_DT":"03/21/2000","SIG_SUB":"N","PART_SECTION":"56.14207","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"03/21/2000","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2000-03-21"}]}],"safety":{"href":"/api/v1/mines/1302086/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/1302086/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":"Exposure limits for airborne contaminants.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-D/section-56.5001","part":"56","subchapter":"K","subpart":"D","id":"56.5001","citation":"30 CFR 56.5001","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","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","citation":"30 CFR 62.130","heading":"Permissible exposure level.","id":"62.130","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-M/part-62/section-62.130","part":"62","partHeading":"PART 62—OCCUPATIONAL NOISE EXPOSURE","subchapter":"M","subchapterHeading":"SUBCHAPTER M—UNIFORM MINE HEALTH REGULATIONS","subpart":"","subpartHeading":"","text":"(a) The mine operator must assure that no miner is exposed during any work shift to noise that exceeds the permissible exposure level. If during any work shift a miner's noise exposure exceeds the permissible exposure level, the mine operator must use all feasible engineering and administrative controls to reduce the miner's noise exposure to the permissible exposure level, and enroll the miner in a hearing conservation program that complies with § 62.150 of this part. When a mine operator uses administrative controls to reduce a miner's exposure, the mine operator must post the procedures for such controls on the mine bulletin board and provide a copy to the affected miner.\n\n(b) If a miner's noise exposure continues to exceed the permissible exposure level despite the use of all feasible engineering and administrative controls, the mine operator must continue to use the engineering and administrative controls to reduce the miner's noise exposure to as low a level as is feasible.\n\n(c) The mine operator must assure that no miner is exposed at any time to sound levels exceeding 115 dBA, as determined without adjustment for the use of any hearing protector.","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":"Warning signs.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4101","part":"56","subchapter":"K","subpart":"C","id":"56.4101","citation":"30 CFR 56.4101","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":"Parking procedures for unattended equipment.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14207","part":"56","subchapter":"K","subpart":"M","id":"56.14207","citation":"30 CFR 56.14207","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":"1302086","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}