{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"3609657","name":"BAKERSVILLE QUARRY","status":"Active","status_date":"2025-05-15","mine_type":"Underground","coal_metal":"M","commodity":"Crushed, Broken Limestone NEC","state":"PA","county":"Somerset","nearest_town":"Somerset","operator_id":"L00335","operator_name":"NEW ENTERPRISE STONE & LIME CO., INC.","controller_id":"M00271","controller_name":"New Enterprise Stone & Lime Company Inc","district":"C03","office":"Indiana PA Field Office","employees":20,"latitude":40.066944,"longitude":-79.254722},"coverage":{"contributingSources":14,"registeredSources":20,"sourceRows":1223},"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":"3609657","name":"BAKERSVILLE QUARRY"},"operator":{"type":"operator","id":"L00335","name":"NEW ENTERPRISE STONE & LIME CO., INC."},"controller":{"type":"controller","id":"M00271","name":"New Enterprise Stone & Lime Company Inc"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00271","name":"New Enterprise Stone & Lime Company Inc"},"object":{"type":"mine","id":"3609657","name":"BAKERSVILLE QUARRY"},"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":"3609657|M00271|1950-01-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L00335","name":"New Enterprise Stone & Lime Co., Inc."},"object":{"type":"mine","id":"3609657","name":"BAKERSVILLE QUARRY"},"validFrom":"2015-10-30","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3609657|L00335|2015-10-30|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00271","name":"New Enterprise Stone & Lime Company Inc"},"object":{"type":"operator","id":"L00335","name":"New Enterprise Stone & Lime Co., Inc."},"validFrom":"2015-10-30","validTo":null,"current":true,"derived":true,"evidenceMineId":"3609657","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3609657|L00335|2015-10-30|M00271|1950-01-01|108705"}}],"coverage":{"historyRecords":1,"edgeCount":3,"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":16,"firstDate":"2017-11-07","lastDate":"2026-05-05","metrics":{"daysLost":223,"injuries":16,"fatalities":0,"recentRows":10,"restrictedDays":110,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"45831","DOCUMENT_NO":"220261330008","ACCIDENT_DT":"05/05/2026","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Caught in, under or between a moving and a stationary object","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Contusion to right hand fingers while putting a boom cylinder into the boom of a scaler.","sourceDate":"2026-05-05"},{"SOURCE_ROW_NUMBER":"157674","DOCUMENT_NO":"220250020002","ACCIDENT_DT":"12/13/2024","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Fall to the walkway or working surface","OCCUPATION":"Laborer, Bull gang,  Parts runner, Roustabout, Roof trimmer/scaler","NO_INJURIES":"1","DAYS_LOST":"135","NARRATIVE":"EE was exiting the shop on EE's way to the service truck when EE slipped and fell on a slippery snow/ice covered spot. EE went to a medical facility where it was determined that EE's tibia was fractured.","sourceDate":"2024-12-13"},{"SOURCE_ROW_NUMBER":"239463","DOCUMENT_NO":"220242680020","ACCIDENT_DT":"09/10/2024","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"STEPPING OR KNEELING ON OBJECT","ACCIDENT_TYPE":"Caught in, under or between a moving and a stationary object","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"A coworker was picking landscaping rocks from a muck pile on a walking surface that was uneven, steep, and unstable. As the coworker stepped forward, the rock under the coworker's right foot rolled and right foot slipped off the rock wedging against a larger rock.","sourceDate":"2024-09-10"},{"SOURCE_ROW_NUMBER":"204951","DOCUMENT_NO":"220233040030","ACCIDENT_DT":"10/21/2023","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Caught in, under or between a moving and a stationary object","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"UG mechanic was installing a cylinder on the Gradall Scaler. With the anchor end pinned, the mechanic guided the cylinder to connect the rod end into position. As the mechanic guided the cylinder, EE's left pinky finger was pinned between the cylinder and the frame of the scaler.","sourceDate":"2023-10-21"},{"SOURCE_ROW_NUMBER":"7146","DOCUMENT_NO":"220231420013","ACCIDENT_DT":"05/11/2023","DEGREE_INJURY":"DAYS AWAY FROM WORK ONLY","CLASSIFICATION":"HANDTOOLS (NONPOWERED)","ACCIDENT_TYPE":"Fall onto or against objects","OCCUPATION":"Blaster, Shooter, Shotfirer, Explosive worker, Powder gang/monkey","NO_INJURIES":"1","DAYS_LOST":"1","NARRATIVE":"The employee was mixing Nitrate and Diesel fuel in the Bulk Truck to produce Ammonia Nitrate. As the Nitrate slid down the bin, the flow of Nitrate stopped because of a crust build up. The employee used a digging bar to break the crust to resume flow. When the bar broke through the crust, the employee fell forward striking the lip of the bin.","sourceDate":"2023-05-11"},{"SOURCE_ROW_NUMBER":"105769","DOCUMENT_NO":"220222760061","ACCIDENT_DT":"09/22/2022","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Over-exertion NEC","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"After completing fueling process, the Fuel Truck Operator climbed back up the scaler to record the hours of operation for fuel records. With three points of contact, the operator descended the vertical ladder of the scaler. As EE's left foot hit ground level, the operator experienced discomfort in the left calf.","sourceDate":"2022-09-22"},{"SOURCE_ROW_NUMBER":"226468","DOCUMENT_NO":"220221930025","ACCIDENT_DT":"06/29/2022","DEGREE_INJURY":"DYS AWY FRM WRK & RESTRCTD ACT","CLASSIFICATION":"FALL OF ROOF OR BACK","ACCIDENT_TYPE":"Struck by falling object","OCCUPATION":"Assayer, Geologist, Metallurgist, Engineer, Engineer management","NO_INJURIES":"1","DAYS_LOST":"2","NARRATIVE":"Three employees were in the basket of a JLG Aerial Lift bore scooping the the underground roof. As the employees traveled from one bore hole to the next, they noticed a small discolored stone on the roof. One of the employees grabbed the handheld scaler and struck the small stone. As the stone fell to the ground, a larger piece struck the employees left 4th finger.","sourceDate":"2022-06-29"},{"SOURCE_ROW_NUMBER":"153370","DOCUMENT_NO":"220221290004","ACCIDENT_DT":"04/08/2022","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Fall to the walkway or working surface","OCCUPATION":"Haul/Off road/Coal/Ore/Pit/Quarry/Rock/Rubber tire truck driver, Transportation truck driver","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"EE was cleaning up under the primary crusher. EE slipped and fell landing on EE's hands and knees. The fall resulted in the EE experiencing back pain requiring first aid treatment. On April 27, 2022, a medical provider placed restrictions that elevated the injury status from first aid to reportable injury with days of restricted work activity","sourceDate":"2022-04-08"},{"SOURCE_ROW_NUMBER":"93039","DOCUMENT_NO":"220212880009","ACCIDENT_DT":"09/17/2021","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"OTHER","ACCIDENT_TYPE":"Bodily reaction, NEC","OCCUPATION":"Dry screening plant operator, Screen house operator","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"Panel operator was ascending the catwalk to screen #4 at the Tertiary Plant and felt a pop in right knee. No initial medical treatment was received. An MRI was done on October 7 which revealed a torn medical meniscus. Ortho eval on October 15 prescribes physical therapy with no restrictions.","sourceDate":"2021-09-17"},{"SOURCE_ROW_NUMBER":"80266","DOCUMENT_NO":"220212630014","ACCIDENT_DT":"09/02/2021","DEGREE_INJURY":"DYS AWY FRM WRK & RESTRCTD ACT","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Over-exertion in pulling or pushing objects","OCCUPATION":"Miner, Prospector, NEC","NO_INJURIES":"1","DAYS_LOST":"20","NARRATIVE":"EE was opening doors in a chute to make a different product when they pulled something in lower abdomen resulting in a double hernia. EE did not report incident to management until 9/7/2021","sourceDate":"2021-09-02"},{"SOURCE_ROW_NUMBER":"93038","DOCUMENT_NO":"220192030031","ACCIDENT_DT":"07/12/2019","DEGREE_INJURY":"DYS AWY FRM WRK & RESTRCTD ACT","CLASSIFICATION":"OTHER","ACCIDENT_TYPE":"Bodily reaction, NEC","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","DAYS_LOST":"3","NARRATIVE":"Two employees were mounting a storage cabinet to a wall inside the tool trailer. One employee turned to pick up an impact drive on the work bench and felt discomfort in lower back and hip.","sourceDate":"2019-07-12"},{"SOURCE_ROW_NUMBER":"2917","DOCUMENT_NO":"220191630008","ACCIDENT_DT":"06/04/2019","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"SLIP OR FALL OF PERSON","ACCIDENT_TYPE":"Fall onto or against objects","OCCUPATION":"Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"From a squatting position on the walking platform the mechanic began to remove the middle housing that contained the high pressure filter. After breaking the housing loose, the mechanic turned the housing by hand. The housing fell loose into EE's hands. The weight off the housing, filter and oil cause the employee to fall forward into the scalar from chipping a tooth","sourceDate":"2019-06-04"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2025-05-15","lastDate":"2025-05-15","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-area-samples","name":"Metal and Nonmetal Area Samples","domains":["health","safety"],"products":["area contaminant trends","result-to-standard context","sampling recency"],"rowCount":10,"firstDate":"2021-10-20","lastDate":"2026-06-02","metrics":{"recentRows":10,"actionTaken":10,"concentrationTotal":0},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":228,"firstDate":"2016-03-16","lastDate":"2025-04-23","metrics":{"ss":38,"delinquent":186,"recentRows":95,"paidPenalty":68718,"proposedPenalty":68718,"currentAssessment":68718},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2926481","VIOLATION_NO":"9603688","ISSUE_DT":"04/23/2025","CFR_STANDARD_CD":"57.11001","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"193.00","CURRENT_ASSESSMENT_AMT":"193.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-04-23"},{"SOURCE_ROW_NUMBER":"2926480","VIOLATION_NO":"9603687","ISSUE_DT":"04/21/2025","CFR_STANDARD_CD":"57.14107(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"432.00","CURRENT_ASSESSMENT_AMT":"432.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-04-21"},{"SOURCE_ROW_NUMBER":"2926479","VIOLATION_NO":"9603686","ISSUE_DT":"04/21/2025","CFR_STANDARD_CD":"57.12004","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"193.00","CURRENT_ASSESSMENT_AMT":"193.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-04-21"},{"SOURCE_ROW_NUMBER":"2926478","VIOLATION_NO":"9603685","ISSUE_DT":"04/21/2025","CFR_STANDARD_CD":"57.14107(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"193.00","CURRENT_ASSESSMENT_AMT":"193.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-04-21"},{"SOURCE_ROW_NUMBER":"2926477","VIOLATION_NO":"9603684","ISSUE_DT":"04/21/2025","CFR_STANDARD_CD":"57.11001","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-04-21"},{"SOURCE_ROW_NUMBER":"1668059","VIOLATION_NO":"9603529","ISSUE_DT":"02/03/2025","CFR_STANDARD_CD":"56.11002","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-02-03"},{"SOURCE_ROW_NUMBER":"1668058","VIOLATION_NO":"9603523","ISSUE_DT":"01/02/2025","CFR_STANDARD_CD":"50.20(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-01-02"},{"SOURCE_ROW_NUMBER":"2959152","VIOLATION_NO":"9208937","ISSUE_DT":"12/06/2024","CFR_STANDARD_CD":"57.16005","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"147.00","CURRENT_ASSESSMENT_AMT":"147.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2024-12-06"},{"SOURCE_ROW_NUMBER":"2959153","VIOLATION_NO":"9603521","ISSUE_DT":"12/04/2024","CFR_STANDARD_CD":"57.11012","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"576.00","CURRENT_ASSESSMENT_AMT":"576.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2024-12-04"},{"SOURCE_ROW_NUMBER":"2959151","VIOLATION_NO":"9208936","ISSUE_DT":"12/04/2024","CFR_STANDARD_CD":"57.11012","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"576.00","CURRENT_ASSESSMENT_AMT":"576.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2024-12-04"},{"SOURCE_ROW_NUMBER":"2734362","VIOLATION_NO":"9803728","ISSUE_DT":"07/12/2024","CFR_STANDARD_CD":"57.4101","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"147.00","CURRENT_ASSESSMENT_AMT":"147.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2024-07-12"},{"SOURCE_ROW_NUMBER":"2734361","VIOLATION_NO":"9803727","ISSUE_DT":"07/11/2024","CFR_STANDARD_CD":"57.12004","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"147.00","CURRENT_ASSESSMENT_AMT":"147.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2024-07-11"}]},{"id":"msha-conferences","name":"Conferences","domains":["compliance","legal"],"products":["conference history","post-issuance changes","citation lifecycle"],"rowCount":1,"firstDate":"2017-04-25","lastDate":"2017-04-25","metrics":{"linkedIssuances":1},"periods":{},"recentRecords":[]},{"id":"msha-contractor-production-quarterly","name":"Contractor Employment and Production — Quarterly","domains":["contractors","production","safety"],"products":["contractor exposure denominator","productivity","presence windows"],"rowCount":222,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":2,"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":55,"firstDate":null,"lastDate":null,"metrics":{"linkedContractors":2,"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":1,"firstDate":"2015-10-30","lastDate":"2015-10-30","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":0},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":69,"firstDate":"2016-03-15","lastDate":"2026-08-05","metrics":{"inspectors":86,"recentRows":34,"onSiteHours":1394.25,"inspectionHours":2333.25,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"291835","EVENT_NO":"F008E74","INSPECTION_BEGIN_DT":"08/05/2026","INSPECTION_END_DT":"09/03/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"51","SUM_TOTAL_ON_SITE_HOURS":"31.75","sourceDate":"2026-08-05"},{"SOURCE_ROW_NUMBER":"933174","EVENT_NO":"F028F75","INSPECTION_BEGIN_DT":"05/26/2026","INSPECTION_END_DT":"06/02/2026","ACTIVITY_CODE":"E22","ACTIVITY":"Health Technical Investigation","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"33.5","SUM_TOTAL_ON_SITE_HOURS":"20.5","sourceDate":"2026-05-26"},{"SOURCE_ROW_NUMBER":"1146655","EVENT_NO":"F028F71","INSPECTION_BEGIN_DT":"05/04/2026","INSPECTION_END_DT":"05/06/2026","ACTIVITY_CODE":"E22","ACTIVITY":"Health Technical Investigation","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"11.5","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2026-05-04"},{"SOURCE_ROW_NUMBER":"747891","EVENT_NO":"6245653","INSPECTION_BEGIN_DT":"04/23/2026","INSPECTION_END_DT":"04/27/2026","ACTIVITY_CODE":"E03","ACTIVITY":"103 (g) Written Notification Hazard Complaint Inspectio","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"25.25","SUM_TOTAL_ON_SITE_HOURS":"11","sourceDate":"2026-04-23"},{"SOURCE_ROW_NUMBER":"978660","EVENT_NO":"F008E2B","INSPECTION_BEGIN_DT":"04/01/2026","INSPECTION_END_DT":"06/16/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"46.75","SUM_TOTAL_ON_SITE_HOURS":"29.25","sourceDate":"2026-04-01"},{"SOURCE_ROW_NUMBER":"33739","EVENT_NO":"F008E62","INSPECTION_BEGIN_DT":"01/07/2026","INSPECTION_END_DT":"03/10/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"28","SUM_TOTAL_ON_SITE_HOURS":"16.25","sourceDate":"2026-01-07"},{"SOURCE_ROW_NUMBER":"440131","EVENT_NO":"6245142","INSPECTION_BEGIN_DT":"10/06/2025","INSPECTION_END_DT":"11/20/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"72.25","SUM_TOTAL_ON_SITE_HOURS":"44.5","sourceDate":"2025-10-06"},{"SOURCE_ROW_NUMBER":"234943","EVENT_NO":"F00835F","INSPECTION_BEGIN_DT":"07/01/2025","INSPECTION_END_DT":"09/29/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"3","SUM_TOTAL_INSP_HOURS":"72.5","SUM_TOTAL_ON_SITE_HOURS":"38.75","sourceDate":"2025-07-01"},{"SOURCE_ROW_NUMBER":"388270","EVENT_NO":"F00835A","INSPECTION_BEGIN_DT":"06/10/2025","INSPECTION_END_DT":"06/10/2025","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"4.5","sourceDate":"2025-06-10"},{"SOURCE_ROW_NUMBER":"163786","EVENT_NO":"F008358","INSPECTION_BEGIN_DT":"04/17/2025","INSPECTION_END_DT":"05/20/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"4","SUM_TOTAL_INSP_HOURS":"88.25","SUM_TOTAL_ON_SITE_HOURS":"61","sourceDate":"2025-04-17"},{"SOURCE_ROW_NUMBER":"1155870","EVENT_NO":"6245776","INSPECTION_BEGIN_DT":"01/02/2025","INSPECTION_END_DT":"02/25/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"34.5","SUM_TOTAL_ON_SITE_HOURS":"17.25","sourceDate":"2025-01-02"},{"SOURCE_ROW_NUMBER":"682273","EVENT_NO":"F01317F","INSPECTION_BEGIN_DT":"12/03/2024","INSPECTION_END_DT":"12/09/2024","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"47.25","SUM_TOTAL_ON_SITE_HOURS":"28.5","sourceDate":"2024-12-03"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":145,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2026-Q2":{"hours":6024,"employees":5,"production":0},"2026-Q1":{"hours":8109,"employees":28,"production":0},"2025-Q4":{"hours":14990,"employees":22,"production":0},"2025-Q3":{"hours":14815,"employees":26,"production":0},"2025-Q2":{"hours":13639,"employees":24,"production":0},"2025-Q1":{"hours":6806,"employees":15,"production":0},"2024-Q4":{"hours":11288,"employees":28,"production":0},"2024-Q3":{"hours":15487,"employees":37,"production":0},"2024-Q2":{"hours":15964,"employees":38,"production":0},"2024-Q1":{"hours":10578,"employees":28,"production":0},"2023-Q4":{"hours":14895,"employees":32,"production":0},"2023-Q3":{"hours":16430,"employees":33,"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":38,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2017":{"hours":61768,"employees":21,"production":0},"2018":{"hours":50683,"employees":28,"production":0},"2019":{"hours":56131,"employees":33,"production":0},"2020":{"hours":35984,"employees":52,"production":0},"2021":{"hours":41770,"employees":66,"production":0},"2022":{"hours":52597,"employees":46,"production":0},"2023":{"hours":56208,"employees":53,"production":0},"2024":{"hours":53317,"employees":33,"production":0},"2025":{"hours":50250,"employees":25,"production":0},"2026":{"hours":14133,"employees":28,"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":206,"firstDate":"2017-03-08","lastDate":"2026-08-13","metrics":{"recentRows":101,"actionTaken":206,"maxExposureRatio":1.52,"overExposureLimit":1,"exposureRatioTotal":13.79},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"316652","EVENT_NO":"F008E74","SAMPLE_NO":"000000202603278800","SAMPLE_DATE":"08/13/2026","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":"2026-08-13"},{"SOURCE_ROW_NUMBER":"316635","EVENT_NO":"F008E74","SAMPLE_NO":"000000202603279000","SAMPLE_DATE":"08/13/2026","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Scaling (mechanical)","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2026-08-13"},{"SOURCE_ROW_NUMBER":"316625","EVENT_NO":"F008E74","SAMPLE_NO":"000000202603278700","SAMPLE_DATE":"08/13/2026","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Drill Operator, Rotary","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2026-08-13"},{"SOURCE_ROW_NUMBER":"316617","EVENT_NO":"F008E74","SAMPLE_NO":"000000202603278900","SAMPLE_DATE":"08/13/2026","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":"2026-08-13"},{"SOURCE_ROW_NUMBER":"316596","EVENT_NO":"F008E74","SAMPLE_NO":"000000202603279100","SAMPLE_DATE":"08/13/2026","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.39","EXPOSURE_LIMIT":"0001.08","C_OVER_E":"00.36","JOB_CD_DESC":"Blaster, Powder Gang","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2026-08-13"},{"SOURCE_ROW_NUMBER":"309424","EVENT_NO":"F028F75","SAMPLE_NO":"000000202602255621","SAMPLE_DATE":"06/02/2026","CONTAMINANT_DESC":"TC from EC @ 160","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0160.00","C_OVER_E":"00.00","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2026-06-02"},{"SOURCE_ROW_NUMBER":"309423","EVENT_NO":"F028F75","SAMPLE_NO":"000000202602255623","SAMPLE_DATE":"06/02/2026","CONTAMINANT_DESC":"TC @ 160","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0160.00","C_OVER_E":"00.00","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2026-06-02"},{"SOURCE_ROW_NUMBER":"309422","EVENT_NO":"F028F75","SAMPLE_NO":"000000202602255624","SAMPLE_DATE":"06/02/2026","CONTAMINANT_DESC":"ORGANIC CARBON","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":"2026-06-02"},{"SOURCE_ROW_NUMBER":"309421","EVENT_NO":"F028F75","SAMPLE_NO":"000000202602255622","SAMPLE_DATE":"06/02/2026","CONTAMINANT_DESC":"EC @ 160","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0160.00","C_OVER_E":"00.00","JOB_CD_DESC":"Front-end Loader Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2026-06-02"},{"SOURCE_ROW_NUMBER":"309311","EVENT_NO":"F028F75","SAMPLE_NO":"000000202602255521","SAMPLE_DATE":"06/02/2026","CONTAMINANT_DESC":"TC from EC @ 160","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0160.00","C_OVER_E":"00.00","JOB_CD_DESC":"Scaling (mechanical)","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2026-06-02"},{"SOURCE_ROW_NUMBER":"309310","EVENT_NO":"F028F75","SAMPLE_NO":"000000202602255523","SAMPLE_DATE":"06/02/2026","CONTAMINANT_DESC":"TC @ 160","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0160.00","C_OVER_E":"00.00","JOB_CD_DESC":"Scaling (mechanical)","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2026-06-02"},{"SOURCE_ROW_NUMBER":"309309","EVENT_NO":"F028F75","SAMPLE_NO":"000000202602255524","SAMPLE_DATE":"06/02/2026","CONTAMINANT_DESC":"ORGANIC CARBON","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Scaling (mechanical)","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2026-06-02"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":230,"firstDate":"2016-03-16","lastDate":"2026-09-02","metrics":{"ss":39,"amountDue":68718,"contested":0,"amountPaid":68718,"recentRows":96,"section104d":0,"unterminated":0,"proposedPenalty":68718},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"1993759","VIOLATION_NO":"5152538","VIOLATION_ISSUE_DT":"09/02/2026","SIG_SUB":"Y","PART_SECTION":"57.14132(b)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"09/02/2026","CONTESTED_IND":"N","sourceDate":"2026-09-02"},{"SOURCE_ROW_NUMBER":"1993683","VIOLATION_NO":"9603688","VIOLATION_ISSUE_DT":"04/23/2025","SIG_SUB":"N","PART_SECTION":"57.11001","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/10/2025","PROPOSED_PENALTY":"193","AMOUNT_DUE":"193","AMOUNT_PAID":"193","CONTESTED_IND":"N","sourceDate":"2025-04-23"},{"SOURCE_ROW_NUMBER":"1993682","VIOLATION_NO":"9603687","VIOLATION_ISSUE_DT":"04/21/2025","SIG_SUB":"Y","PART_SECTION":"57.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"04/23/2025","PROPOSED_PENALTY":"432","AMOUNT_DUE":"432","AMOUNT_PAID":"432","CONTESTED_IND":"N","sourceDate":"2025-04-21"},{"SOURCE_ROW_NUMBER":"1993681","VIOLATION_NO":"9603686","VIOLATION_ISSUE_DT":"04/21/2025","SIG_SUB":"N","PART_SECTION":"57.12004","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"04/23/2025","PROPOSED_PENALTY":"193","AMOUNT_DUE":"193","AMOUNT_PAID":"193","CONTESTED_IND":"N","sourceDate":"2025-04-21"},{"SOURCE_ROW_NUMBER":"1993680","VIOLATION_NO":"9603685","VIOLATION_ISSUE_DT":"04/21/2025","SIG_SUB":"N","PART_SECTION":"57.14107(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/23/2025","PROPOSED_PENALTY":"193","AMOUNT_DUE":"193","AMOUNT_PAID":"193","CONTESTED_IND":"N","sourceDate":"2025-04-21"},{"SOURCE_ROW_NUMBER":"1993679","VIOLATION_NO":"9603684","VIOLATION_ISSUE_DT":"04/21/2025","SIG_SUB":"N","PART_SECTION":"57.11001","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"04/23/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-04-21"},{"SOURCE_ROW_NUMBER":"1993611","VIOLATION_NO":"9603529","VIOLATION_ISSUE_DT":"02/03/2025","SIG_SUB":"N","PART_SECTION":"56.11002","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"02/03/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-02-03"},{"SOURCE_ROW_NUMBER":"1993610","VIOLATION_NO":"9603523","VIOLATION_ISSUE_DT":"01/02/2025","SIG_SUB":"N","PART_SECTION":"50.20(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/02/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-01-02"},{"SOURCE_ROW_NUMBER":"1993832","VIOLATION_NO":"9208937","VIOLATION_ISSUE_DT":"12/06/2024","SIG_SUB":"N","PART_SECTION":"57.16005","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"12/06/2024","PROPOSED_PENALTY":"147","AMOUNT_DUE":"147","AMOUNT_PAID":"147","CONTESTED_IND":"N","sourceDate":"2024-12-06"},{"SOURCE_ROW_NUMBER":"1993833","VIOLATION_NO":"9603521","VIOLATION_ISSUE_DT":"12/04/2024","SIG_SUB":"Y","PART_SECTION":"57.11012","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"12/06/2024","PROPOSED_PENALTY":"576","AMOUNT_DUE":"576","AMOUNT_PAID":"576","CONTESTED_IND":"N","sourceDate":"2024-12-04"},{"SOURCE_ROW_NUMBER":"1993831","VIOLATION_NO":"9208936","VIOLATION_ISSUE_DT":"12/04/2024","SIG_SUB":"Y","PART_SECTION":"57.11012","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"12/04/2024","PROPOSED_PENALTY":"576","AMOUNT_DUE":"576","AMOUNT_PAID":"576","CONTESTED_IND":"N","sourceDate":"2024-12-04"},{"SOURCE_ROW_NUMBER":"1993726","VIOLATION_NO":"9803728","VIOLATION_ISSUE_DT":"07/12/2024","SIG_SUB":"N","PART_SECTION":"57.4101","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"07/12/2024","PROPOSED_PENALTY":"147","AMOUNT_DUE":"147","AMOUNT_PAID":"147","CONTESTED_IND":"N","sourceDate":"2024-07-12"}]}],"safety":{"href":"/api/v1/mines/3609657/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/3609657/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":"Horns and backup alarms for surface equipment.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-M/section-57.14132","part":"57","subchapter":"K","subpart":"M","id":"57.14132","citation":"30 CFR 57.14132","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Safe access.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-J/section-57.11001","part":"57","subchapter":"K","subpart":"J","id":"57.11001","citation":"30 CFR 57.11001","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":2},{"chapter":"I","heading":"Moving machine parts.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-M/section-57.14107","part":"57","subchapter":"K","subpart":"M","id":"57.14107","citation":"30 CFR 57.14107","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":2},{"chapter":"I","heading":"Electrical conductors.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-K/section-57.12004","part":"57","subchapter":"K","subpart":"K","id":"57.12004","citation":"30 CFR 57.12004","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Handrails and toeboards.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11002","part":"56","subchapter":"K","subpart":"J","id":"56.11002","citation":"30 CFR 56.11002","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":"Preparation and submission of MSHA Report Form 7000-1—Mine Accident, Injury, and Illness Report.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-C/section-50.20","part":"50","subchapter":"I","subpart":"C","id":"50.20","citation":"30 CFR 50.20","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER I—ACCIDENTS, INJURIES, ILLNESSES, EMPLOYMENT, AND PRODUCTION IN MINES","partHeading":"PART 50—NOTIFICATION, INVESTIGATION, REPORTS AND RECORDS OF ACCIDENTS, INJURIES, ILLNESSES, EMPLOYMENT, AND COAL PRODUCTION IN MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Securing gas cylinders.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-O/section-57.16005","part":"57","subchapter":"K","subpart":"O","id":"57.16005","citation":"30 CFR 57.16005","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Protection for openings around travelways.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-J/section-57.11012","part":"57","subchapter":"K","subpart":"J","id":"57.11012","citation":"30 CFR 57.11012","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":2},{"chapter":"I","heading":"Warning signs.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-57/subpart-C/section-57.4101","part":"57","subchapter":"K","subpart":"C","id":"57.4101","citation":"30 CFR 57.4101","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"3609657","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}