{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4702874","name":"Plant #45","status":"Active","status_date":"2025-11-05","mine_type":"Surface","coal_metal":"M","commodity":"Crushed, Broken Limestone NEC","state":"WI","county":"Sauk","nearest_town":"Plain","operator_id":"L16472","operator_name":"Milestone Materials Div/Mathy Construction Co","controller_id":"M00893","controller_name":"Mathy Construction Company","district":"M4","office":"Peru IL Field Office","employees":4,"latitude":43.279722,"longitude":-90.044167},"coverage":{"contributingSources":15,"registeredSources":20,"sourceRows":584},"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":"4702874","name":"Plant #45"},"operator":{"type":"operator","id":"L16472","name":"Milestone Materials Div/Mathy Construction Co"},"controller":{"type":"controller","id":"M00893","name":"Mathy Construction Company"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00254","name":"Scott  Peterson et al"},"object":{"type":"mine","id":"4702874","name":"Plant #45"},"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":"4702874|M00254|1950-01-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00893","name":"Mathy Construction Company"},"object":{"type":"mine","id":"4702874","name":"Plant #45"},"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":"4702874|M00893|1950-01-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L00316","name":"Edward Kraemer & Sons Inc"},"object":{"type":"mine","id":"4702874","name":"Plant #45"},"validFrom":"1988-06-01","validTo":"1998-03-15","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4702874|L00316|1988-06-01|1998-03-15"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00254","name":"Scott  Peterson et al"},"object":{"type":"operator","id":"L00316","name":"Edward Kraemer & Sons Inc"},"validFrom":"1988-06-01","validTo":"1998-03-15","current":false,"derived":true,"evidenceMineId":"4702874","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4702874|L00316|1988-06-01|M00254|1950-01-01|108415"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00254","name":"Thomas D  Kraemer et al"},"object":{"type":"operator","id":"L00316","name":"Edward Kraemer & Sons Inc"},"validFrom":"1988-06-01","validTo":"1998-03-15","current":false,"derived":true,"evidenceMineId":"4702874","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4702874|L00316|1988-06-01|M00254|1950-01-01|108416"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M11376","name":"William J  Kraemer et al"},"object":{"type":"mine","id":"4702874","name":"Plant #45"},"validFrom":"1996-08-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4702874|M11376|1996-08-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L14949","name":"The Kraemer Company LLC"},"object":{"type":"mine","id":"4702874","name":"Plant #45"},"validFrom":"1998-03-16","validTo":"2020-12-21","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4702874|L14949|1998-03-16|2020-12-21"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M11376","name":"William J  Kraemer et al"},"object":{"type":"operator","id":"L14949","name":"The Kraemer Company LLC"},"validFrom":"1998-03-16","validTo":"2020-12-21","current":false,"derived":true,"evidenceMineId":"4702874","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4702874|L14949|1998-03-16|M11376|1996-08-01|151280"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L16472","name":"Milestone Materials Div/Mathy Construction Co"},"object":{"type":"mine","id":"4702874","name":"Plant #45"},"validFrom":"2020-12-22","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4702874|L16472|2020-12-22|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00893","name":"Mathy Construction Company"},"object":{"type":"operator","id":"L16472","name":"Milestone Materials Div/Mathy Construction Co"},"validFrom":"2020-12-22","validTo":null,"current":true,"derived":true,"evidenceMineId":"4702874","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4702874|L16472|2020-12-22|M00893|1950-01-01|115718"}}],"coverage":{"historyRecords":4,"edgeCount":10,"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":17,"firstDate":"2000-07-19","lastDate":"2025-10-13","metrics":{"daysLost":37,"injuries":17,"fatalities":0,"recentRows":3,"restrictedDays":65,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"51369","DOCUMENT_NO":"220253170281","ACCIDENT_DT":"10/13/2025","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Struck by flying object","OCCUPATION":"Laborer, Blacksmith, Bull gang, Parts runner, Roustabout, Pick-up man, Pitman","NO_INJURIES":"1","DAYS_LOST":"2","NARRATIVE":"Piece of metal got into employees' eye sometime during shift, unknown how it happened.","sourceDate":"2025-10-13"},{"SOURCE_ROW_NUMBER":"115744","DOCUMENT_NO":"220232650018","ACCIDENT_DT":"09/22/2023","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"MACHINERY","ACCIDENT_TYPE":"Struck by... NEC","OCCUPATION":"Miner, Prospector, NEC","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Holding cutting edge bolt in place, impact wrench caused bolt to spin and cut index finger on employee.","sourceDate":"2023-09-22"},{"SOURCE_ROW_NUMBER":"249320","DOCUMENT_NO":"220221960020","ACCIDENT_DT":"07/13/2022","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"MACHINERY","ACCIDENT_TYPE":"Struck by flying object","OCCUPATION":"Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Operator was using a cut-off wheel and disk came apart.  Small section struck operator in the stomach, requiring 4 stitches to close the laceration.","sourceDate":"2022-07-13"},{"SOURCE_ROW_NUMBER":"206270","DOCUMENT_NO":"220182820070","ACCIDENT_DT":"10/03/2018","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"POWERED HAULAGE","ACCIDENT_TYPE":"Struck against stationary object","OCCUPATION":"Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"The injured employee was blowing dust off the plant with compressed air, while blowing the dust off they broke protocol and inserted the air nozzle behind a guard on the under side of a tail pulley. The pulley yanked the nozzle from the employees hands cutting their palm.","sourceDate":"2018-10-03"},{"SOURCE_ROW_NUMBER":"59905","DOCUMENT_NO":"220181030005","ACCIDENT_DT":"04/11/2018","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"HANDTOOLS (NONPOWERED)","ACCIDENT_TYPE":"Struck by... NEC","OCCUPATION":"Outside foreman, Leadman","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"The mine foreman was cutting a damaged piece of belting out with a utility knife, EE placed EE's hand in a bad position while cutting and slit EE's hand. EE drove to a local clinic where they gave EE 4 stitches. EE returned to work, total time away from work approx. 4 hours.","sourceDate":"2018-04-11"},{"SOURCE_ROW_NUMBER":"188975","DOCUMENT_NO":"220162360023","ACCIDENT_DT":"08/22/2016","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Outside foreman, Leadman","NO_INJURIES":"1","DAYS_LOST":"1","NARRATIVE":"Employee states they were stepping down from a ladder when they twisted their left foot/ankle.","sourceDate":"2016-08-22"},{"SOURCE_ROW_NUMBER":"266502","DOCUMENT_NO":"220151880022","ACCIDENT_DT":"07/06/2015","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Quality control technician, Laboratory technician, Laboratory assistant","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee reported that he was sweeping a sample box through product coming off conveyor belt to collect aggregate material when he felt a sharp pain in his right shoulder.","sourceDate":"2015-07-06"},{"SOURCE_ROW_NUMBER":"232097","DOCUMENT_NO":"220112380013","ACCIDENT_DT":"08/24/2011","DEGREE_INJURY":"DYS AWY FRM WRK & RESTRCTD ACT","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Struck by falling object","OCCUPATION":"Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer","NO_INJURIES":"1","DAYS_LOST":"2","NARRATIVE":"Employee Dropped a heavy metal shim on his left foot.","sourceDate":"2011-08-24"},{"SOURCE_ROW_NUMBER":"72808","DOCUMENT_NO":"220111590007","ACCIDENT_DT":"05/31/2011","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Fall to the walkway or working surface","OCCUPATION":"Welder (shop)","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee states he was helping to install a deck when he slipped and pulled a muscle in his right arm.","sourceDate":"2011-05-31"},{"SOURCE_ROW_NUMBER":"232096","DOCUMENT_NO":"220101800011","ACCIDENT_DT":"06/17/2010","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Struck by flying object","OCCUPATION":"Ledgeman/hand, Quarry man","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee was working on cone change when he got a piece of steel in his eye.","sourceDate":"2010-06-17"},{"SOURCE_ROW_NUMBER":"262318","DOCUMENT_NO":"220101260027","ACCIDENT_DT":"04/20/2010","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Bulldozer operator, Universal operator, Heavy equipment operator, Operating engineer","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Employee was throwing rocks out from behind a boulder; while he was throwing, he was turning his back.  Reports back strain.","sourceDate":"2010-04-20"},{"SOURCE_ROW_NUMBER":"193285","DOCUMENT_NO":"220082880028","ACCIDENT_DT":"10/07/2008","DEGREE_INJURY":"OCCUPATNAL ILLNESS NOT DEG 1-6","CLASSIFICATION":"DISORDERS (REPEATED TRAUMA)","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Quality control technician, Laboratory technician, Laboratory assistant","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Unknown at this time.","sourceDate":"2008-10-07"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2025-11-05","lastDate":"2025-11-05","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":34,"firstDate":"2001-04-18","lastDate":"2019-07-01","metrics":{"ss":5,"delinquent":32,"recentRows":0,"paidPenalty":5980,"proposedPenalty":5980,"currentAssessment":5980},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2463019","VIOLATION_NO":"9444246","ISSUE_DT":"07/01/2019","CFR_STANDARD_CD":"56.5001(a)/.5005","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"250.00","CURRENT_ASSESSMENT_AMT":"250.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2019-07-01"},{"SOURCE_ROW_NUMBER":"2463018","VIOLATION_NO":"9444245","ISSUE_DT":"07/01/2019","CFR_STANDARD_CD":"56.5001(a)/.5005","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"250.00","CURRENT_ASSESSMENT_AMT":"250.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2019-07-01"},{"SOURCE_ROW_NUMBER":"2463017","VIOLATION_NO":"9444244","ISSUE_DT":"07/01/2019","CFR_STANDARD_CD":"56.5001(a)/.5005","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"250.00","CURRENT_ASSESSMENT_AMT":"250.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2019-07-01"},{"SOURCE_ROW_NUMBER":"2463016","VIOLATION_NO":"9444221","ISSUE_DT":"06/05/2019","CFR_STANDARD_CD":"56.14107(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"121.00","CURRENT_ASSESSMENT_AMT":"121.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2019-06-05"},{"SOURCE_ROW_NUMBER":"2462976","VIOLATION_NO":"8957980","ISSUE_DT":"03/21/2019","CFR_STANDARD_CD":"56.12004","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"121.00","CURRENT_ASSESSMENT_AMT":"121.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2019-03-21"},{"SOURCE_ROW_NUMBER":"2462975","VIOLATION_NO":"8957979","ISSUE_DT":"03/19/2019","CFR_STANDARD_CD":"56.14105","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"121.00","CURRENT_ASSESSMENT_AMT":"121.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2019-03-19"},{"SOURCE_ROW_NUMBER":"2462974","VIOLATION_NO":"8957978","ISSUE_DT":"03/19/2019","CFR_STANDARD_CD":"56.12004","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"121.00","CURRENT_ASSESSMENT_AMT":"121.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2019-03-19"},{"SOURCE_ROW_NUMBER":"2464246","VIOLATION_NO":"9381428","ISSUE_DT":"09/12/2018","CFR_STANDARD_CD":"56.14100(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"121.00","CURRENT_ASSESSMENT_AMT":"121.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2018-09-12"},{"SOURCE_ROW_NUMBER":"2387049","VIOLATION_NO":"8944528","ISSUE_DT":"04/19/2017","CFR_STANDARD_CD":"56.14130(i)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"330.00","CURRENT_ASSESSMENT_AMT":"330.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2017-04-19"},{"SOURCE_ROW_NUMBER":"2387048","VIOLATION_NO":"8944527","ISSUE_DT":"04/19/2017","CFR_STANDARD_CD":"56.14206(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"116.00","CURRENT_ASSESSMENT_AMT":"116.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2017-04-19"},{"SOURCE_ROW_NUMBER":"2282723","VIOLATION_NO":"8850450","ISSUE_DT":"04/30/2015","CFR_STANDARD_CD":"56.12018","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2015-04-30"},{"SOURCE_ROW_NUMBER":"2282722","VIOLATION_NO":"8850449","ISSUE_DT":"04/30/2015","CFR_STANDARD_CD":"56.14132(b)(1)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2015-04-30"}]},{"id":"msha-civil-penalty-dockets-decisions","name":"Civil Penalty Dockets and Decisions","domains":["compliance","legal"],"products":["docket lineage","decision outcomes","citation packet precedent"],"rowCount":2,"firstDate":"2011-06-30","lastDate":"2025-01-31","metrics":{"appeals":0,"decisions":2,"recentRows":1,"decisionPenalty":2341,"originalPenalty":2488},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"449432","VIOLATION_NO":"9691159","DOCKET_NO":"LAKE 2024-0230","DECISION_DT":"01/31/2025","DECISION_TYPE_CODE_DESC":"Withdrawal","ORIGINAL_PENALTY_AMT":"147.00","DECISION_PENALTY_AMT":"0.00","JUDGE_FIRST_NAME":"Thomas","JUDGE_LAST_NAME":"McCarthy","sourceDate":"2025-01-31"},{"SOURCE_ROW_NUMBER":"258853","VIOLATION_NO":"6163740","DOCKET_NO":"LAKE 2010-82M","DECISION_DT":"06/30/2011","DECISION_TYPE_CODE_DESC":"Settlement","ORIGINAL_PENALTY_AMT":"2341.00","DECISION_PENALTY_AMT":"2341.00","JUDGE_FIRST_NAME":"N/A","sourceDate":"2011-06-30"}]},{"id":"msha-conferences","name":"Conferences","domains":["compliance","legal"],"products":["conference history","post-issuance changes","citation lifecycle"],"rowCount":8,"firstDate":"2001-04-27","lastDate":"2018-10-23","metrics":{"linkedIssuances":8},"periods":{},"recentRecords":[]},{"id":"msha-contested-violations","name":"Contested Violations","domains":["compliance","legal"],"products":["contest status","time to resolution","contested-rate context"],"rowCount":4,"firstDate":"2009-07-08","lastDate":"2024-04-16","metrics":{"decisions":4,"ssChanged":4,"recentRows":1,"decisionPenalty":2341,"proposedPenalty":5588},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"334147","CITATION_NO":"9691159","CITATION_ISSUE_DT":"04/16/2024","DOCKET_NO":"LAKE 2024-0230","DECISION_DT":"01/31/2025","CFR_STANDARD_CODE":"56.14107(a)","ORIGINAL_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"147.00","DECISION_PENALTY_AMT":".00","sourceDate":"2024-04-16"},{"SOURCE_ROW_NUMBER":"242326","CITATION_NO":"6163740-00014094A","CITATION_ISSUE_DT":"07/08/2009","DOCKET_NO":"LAKE 2010-983M","DECISION_DT":"06/30/2011","CFR_STANDARD_CODE":"56.3200","ORIGINAL_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"1400.00","DECISION_PENALTY_AMT":".00","sourceDate":"2009-07-08"},{"SOURCE_ROW_NUMBER":"183440","CITATION_NO":"6163740-00014093A","CITATION_ISSUE_DT":"07/08/2009","DOCKET_NO":"LAKE 2010-979M","DECISION_DT":"06/30/2011","CFR_STANDARD_CODE":"56.3200","ORIGINAL_SIG_SUB_IND":"Y","PROPOSED_PENALTY_AMT":"1700.00","DECISION_PENALTY_AMT":".00","sourceDate":"2009-07-08"},{"SOURCE_ROW_NUMBER":"14325","CITATION_NO":"6163740","CITATION_ISSUE_DT":"07/08/2009","DOCKET_NO":"LAKE 2010-82M","DECISION_DT":"06/30/2011","CFR_STANDARD_CODE":"56.3200","ORIGINAL_SIG_SUB_IND":"Y","DECISION_SIG_SUB_IND":"N","PROPOSED_PENALTY_AMT":"2341.00","DECISION_PENALTY_AMT":"2341.00","sourceDate":"2009-07-08"}]},{"id":"msha-contractor-production-quarterly","name":"Contractor Employment and Production — Quarterly","domains":["contractors","production","safety"],"products":["contractor exposure denominator","productivity","presence windows"],"rowCount":183,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":3,"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":40,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":3,"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":4,"firstDate":"1988-06-01","lastDate":"2020-12-22","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":3},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":45,"firstDate":"2001-04-18","lastDate":"2026-07-30","metrics":{"inspectors":48,"recentRows":8,"onSiteHours":324,"inspectionHours":672,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1080056","EVENT_NO":"F03A7A2","INSPECTION_BEGIN_DT":"07/30/2026","INSPECTION_END_DT":"07/30/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3.25","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2026-07-30"},{"SOURCE_ROW_NUMBER":"785643","EVENT_NO":"F011CA3","INSPECTION_BEGIN_DT":"10/23/2025","INSPECTION_END_DT":"10/28/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"14","SUM_TOTAL_ON_SITE_HOURS":"4.75","sourceDate":"2025-10-23"},{"SOURCE_ROW_NUMBER":"787794","EVENT_NO":"F02526C","INSPECTION_BEGIN_DT":"09/16/2025","INSPECTION_END_DT":"09/17/2025","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"11","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2025-09-16"},{"SOURCE_ROW_NUMBER":"335158","EVENT_NO":"F016C96","INSPECTION_BEGIN_DT":"01/28/2025","INSPECTION_END_DT":"01/28/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"10","SUM_TOTAL_ON_SITE_HOURS":"7","sourceDate":"2025-01-28"},{"SOURCE_ROW_NUMBER":"329085","EVENT_NO":"6909273","INSPECTION_BEGIN_DT":"04/16/2024","INSPECTION_END_DT":"04/17/2024","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"20","SUM_TOTAL_ON_SITE_HOURS":"8.5","sourceDate":"2024-04-16"},{"SOURCE_ROW_NUMBER":"576038","EVENT_NO":"6905779","INSPECTION_BEGIN_DT":"03/27/2023","INSPECTION_END_DT":"03/28/2023","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"22.25","SUM_TOTAL_ON_SITE_HOURS":"12.25","sourceDate":"2023-03-27"},{"SOURCE_ROW_NUMBER":"841032","EVENT_NO":"6905756","INSPECTION_BEGIN_DT":"11/16/2022","INSPECTION_END_DT":"11/22/2022","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"31","SUM_TOTAL_ON_SITE_HOURS":"14.5","sourceDate":"2022-11-16"},{"SOURCE_ROW_NUMBER":"817135","EVENT_NO":"6840363","INSPECTION_BEGIN_DT":"10/12/2021","INSPECTION_END_DT":"10/13/2021","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"15.25","SUM_TOTAL_ON_SITE_HOURS":"5.25","sourceDate":"2021-10-12"},{"SOURCE_ROW_NUMBER":"918024","EVENT_NO":"6834687","INSPECTION_BEGIN_DT":"10/29/2020","INSPECTION_END_DT":"10/29/2020","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"18.75","SUM_TOTAL_ON_SITE_HOURS":"5.25","sourceDate":"2020-10-29"},{"SOURCE_ROW_NUMBER":"926318","EVENT_NO":"6834992","INSPECTION_BEGIN_DT":"06/24/2020","INSPECTION_END_DT":"06/24/2020","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"14","SUM_TOTAL_ON_SITE_HOURS":"6.5","sourceDate":"2020-06-24"},{"SOURCE_ROW_NUMBER":"695663","EVENT_NO":"6834974","INSPECTION_BEGIN_DT":"05/20/2020","INSPECTION_END_DT":"05/20/2020","ACTIVITY_CODE":"E25","ACTIVITY":"Part 50 Audit","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2020-05-20"},{"SOURCE_ROW_NUMBER":"702892","EVENT_NO":"6834909","INSPECTION_BEGIN_DT":"11/21/2019","INSPECTION_END_DT":"11/21/2019","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"2.5","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2019-11-21"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":150,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2026-Q2":{"hours":3990,"employees":5,"production":0},"2026-Q1":{"hours":1862,"employees":2,"production":0},"2025-Q4":{"hours":2035,"employees":3,"production":0},"2025-Q3":{"hours":4435,"employees":6,"production":0},"2025-Q2":{"hours":3861,"employees":5,"production":0},"2025-Q1":{"hours":2076,"employees":3,"production":0},"2024-Q4":{"hours":2865,"employees":4,"production":0},"2024-Q3":{"hours":3232,"employees":4,"production":0},"2024-Q2":{"hours":4468,"employees":6,"production":0},"2024-Q1":{"hours":1223,"employees":2,"production":0},"2023-Q4":{"hours":2438,"employees":3,"production":0},"2023-Q3":{"hours":3444,"employees":5,"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":27,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2017":{"hours":11288,"employees":4,"production":0},"2018":{"hours":11602,"employees":4,"production":0},"2019":{"hours":9650,"employees":3,"production":0},"2020":{"hours":9171,"employees":3,"production":0},"2021":{"hours":15320,"employees":5,"production":0},"2022":{"hours":18803,"employees":6,"production":0},"2023":{"hours":13756,"employees":5,"production":0},"2024":{"hours":11788,"employees":4,"production":0},"2025":{"hours":12407,"employees":4,"production":0},"2026":{"hours":5852,"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-personal-health-samples","name":"Metal and Nonmetal Personal Health Samples","domains":["health","safety"],"products":["personal exposure trend","occupation patterns","analyte coverage"],"rowCount":33,"firstDate":"2001-04-19","lastDate":"2025-10-27","metrics":{"recentRows":11,"actionTaken":33,"maxExposureRatio":5.92,"overExposureLimit":5,"exposureRatioTotal":16.43},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"303395","EVENT_NO":"F011CA3","SAMPLE_NO":"000000202504725400","SAMPLE_DATE":"10/27/2025","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":"2025-10-27"},{"SOURCE_ROW_NUMBER":"303394","EVENT_NO":"F011CA3","SAMPLE_NO":"000000202504725300","SAMPLE_DATE":"10/27/2025","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":"2025-10-27"},{"SOURCE_ROW_NUMBER":"303393","EVENT_NO":"F011CA3","SAMPLE_NO":"000000202504725200","SAMPLE_DATE":"10/27/2025","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Crusher Oper/Worker","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2025-10-27"},{"SOURCE_ROW_NUMBER":"296679","EVENT_NO":"F02526C","SAMPLE_NO":"000000202504046100","SAMPLE_DATE":"09/17/2025","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":"2025-09-17"},{"SOURCE_ROW_NUMBER":"296678","EVENT_NO":"F02526C","SAMPLE_NO":"000000202504046000","SAMPLE_DATE":"09/17/2025","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Truck Driver","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2025-09-17"},{"SOURCE_ROW_NUMBER":"269450","EVENT_NO":"6905779","SAMPLE_NO":"000000202301486400","SAMPLE_DATE":"03/28/2023","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":"2023-03-28"},{"SOURCE_ROW_NUMBER":"269449","EVENT_NO":"6905779","SAMPLE_NO":"000000202301486300","SAMPLE_DATE":"03/28/2023","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":"2023-03-28"},{"SOURCE_ROW_NUMBER":"269448","EVENT_NO":"6905779","SAMPLE_NO":"000000202301486200","SAMPLE_DATE":"03/28/2023","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.15","EXPOSURE_LIMIT":"0000.16","C_OVER_E":"00.94","JOB_CD_DESC":"Cleanup Man","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2023-03-28"},{"SOURCE_ROW_NUMBER":"272088","EVENT_NO":"6905756","SAMPLE_NO":"000000202204985400","SAMPLE_DATE":"11/22/2022","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.24","EXPOSURE_LIMIT":"0000.44","C_OVER_E":"00.55","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2022-11-22"},{"SOURCE_ROW_NUMBER":"272087","EVENT_NO":"6905756","SAMPLE_NO":"000000202204985300","SAMPLE_DATE":"11/22/2022","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.14","EXPOSURE_LIMIT":"0000.35","C_OVER_E":"00.40","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2022-11-22"},{"SOURCE_ROW_NUMBER":"272086","EVENT_NO":"6905756","SAMPLE_NO":"000000202204985200","SAMPLE_DATE":"11/22/2022","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.29","EXPOSURE_LIMIT":"0000.29","C_OVER_E":"01.00","JOB_CD_DESC":"Utility Man","ACTION_TAKEN_DESC":"EXCEEDS THE PEL BUT NOT THE PEL X ERROR FACTOR","sourceDate":"2022-11-22"},{"SOURCE_ROW_NUMBER":"238563","EVENT_NO":"6834902","SAMPLE_NO":"000000201906533600","SAMPLE_DATE":"10/30/2019","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Utility Man","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2019-10-30"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":35,"firstDate":"2001-04-18","lastDate":"2019-07-01","metrics":{"ss":5,"amountDue":5980,"contested":1,"amountPaid":5980,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":5980},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"3013943","VIOLATION_NO":"9444246","VIOLATION_ISSUE_DT":"07/01/2019","SIG_SUB":"N","PART_SECTION":"56.5001(a)/.5005","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"11/21/2019","PROPOSED_PENALTY":"250","AMOUNT_DUE":"250","AMOUNT_PAID":"250","CONTESTED_IND":"N","sourceDate":"2019-07-01"},{"SOURCE_ROW_NUMBER":"3013942","VIOLATION_NO":"9444245","VIOLATION_ISSUE_DT":"07/01/2019","SIG_SUB":"N","PART_SECTION":"56.5001(a)/.5005","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"11/21/2019","PROPOSED_PENALTY":"250","AMOUNT_DUE":"250","AMOUNT_PAID":"250","CONTESTED_IND":"N","sourceDate":"2019-07-01"},{"SOURCE_ROW_NUMBER":"3013941","VIOLATION_NO":"9444244","VIOLATION_ISSUE_DT":"07/01/2019","SIG_SUB":"N","PART_SECTION":"56.5001(a)/.5005","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"11/21/2019","PROPOSED_PENALTY":"250","AMOUNT_DUE":"250","AMOUNT_PAID":"250","CONTESTED_IND":"N","sourceDate":"2019-07-01"},{"SOURCE_ROW_NUMBER":"3013940","VIOLATION_NO":"9444221","VIOLATION_ISSUE_DT":"06/05/2019","SIG_SUB":"N","PART_SECTION":"56.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/05/2019","PROPOSED_PENALTY":"121","AMOUNT_DUE":"121","AMOUNT_PAID":"121","CONTESTED_IND":"N","sourceDate":"2019-06-05"},{"SOURCE_ROW_NUMBER":"3013927","VIOLATION_NO":"8957980","VIOLATION_ISSUE_DT":"03/21/2019","SIG_SUB":"N","PART_SECTION":"56.12004","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/21/2019","PROPOSED_PENALTY":"121","AMOUNT_DUE":"121","AMOUNT_PAID":"121","CONTESTED_IND":"N","sourceDate":"2019-03-21"},{"SOURCE_ROW_NUMBER":"3013926","VIOLATION_NO":"8957979","VIOLATION_ISSUE_DT":"03/19/2019","SIG_SUB":"Y","PART_SECTION":"56.14105","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"04/02/2019","PROPOSED_PENALTY":"121","AMOUNT_DUE":"121","AMOUNT_PAID":"121","CONTESTED_IND":"N","sourceDate":"2019-03-19"},{"SOURCE_ROW_NUMBER":"3013925","VIOLATION_NO":"8957978","VIOLATION_ISSUE_DT":"03/19/2019","SIG_SUB":"N","PART_SECTION":"56.12004","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"03/20/2019","PROPOSED_PENALTY":"121","AMOUNT_DUE":"121","AMOUNT_PAID":"121","CONTESTED_IND":"N","sourceDate":"2019-03-19"},{"SOURCE_ROW_NUMBER":"3013948","VIOLATION_NO":"9381428","VIOLATION_ISSUE_DT":"09/12/2018","SIG_SUB":"N","PART_SECTION":"56.14100(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"09/12/2018","PROPOSED_PENALTY":"121","AMOUNT_DUE":"121","AMOUNT_PAID":"121","CONTESTED_IND":"N","sourceDate":"2018-09-12"},{"SOURCE_ROW_NUMBER":"3013934","VIOLATION_NO":"8944528","VIOLATION_ISSUE_DT":"04/19/2017","SIG_SUB":"Y","PART_SECTION":"56.14130(i)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/19/2017","PROPOSED_PENALTY":"330","AMOUNT_DUE":"330","AMOUNT_PAID":"330","CONTESTED_IND":"N","sourceDate":"2017-04-19"},{"SOURCE_ROW_NUMBER":"3013933","VIOLATION_NO":"8944527","VIOLATION_ISSUE_DT":"04/19/2017","SIG_SUB":"N","PART_SECTION":"56.14206(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"04/19/2017","PROPOSED_PENALTY":"116","AMOUNT_DUE":"116","AMOUNT_PAID":"116","CONTESTED_IND":"N","sourceDate":"2017-04-19"},{"SOURCE_ROW_NUMBER":"3013939","VIOLATION_NO":"8850450","VIOLATION_ISSUE_DT":"04/30/2015","SIG_SUB":"N","PART_SECTION":"56.12018","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/30/2015","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2015-04-30"},{"SOURCE_ROW_NUMBER":"3013938","VIOLATION_NO":"8850449","VIOLATION_ISSUE_DT":"04/30/2015","SIG_SUB":"Y","PART_SECTION":"56.14132(b)(1)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/30/2015","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2015-04-30"}]}],"safety":{"href":"/api/v1/mines/4702874/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4702874/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":3},{"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":"Electrical conductors.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12004","part":"56","subchapter":"K","subpart":"K","id":"56.12004","citation":"30 CFR 56.12004","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":"Procedures during repairs or maintenance.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14105","part":"56","subchapter":"K","subpart":"M","id":"56.14105","citation":"30 CFR 56.14105","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":1},{"chapter":"I","heading":"Roll-over protective structures (ROPS) and seat belts.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14130","part":"56","subchapter":"K","subpart":"M","id":"56.14130","citation":"30 CFR 56.14130","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":"Securing movable parts.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14206","part":"56","subchapter":"K","subpart":"M","id":"56.14206","citation":"30 CFR 56.14206","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":"Identification of power switches.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12018","part":"56","subchapter":"K","subpart":"K","id":"56.12018","citation":"30 CFR 56.12018","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}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"4702874","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}