{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4105402","name":"Bruce","status":"Abandoned","status_date":"2024-03-29","mine_type":"Surface","coal_metal":"M","commodity":"Crushed, Broken Stone NEC","state":"TX","county":"Mills","nearest_town":"Goldthwaite","operator_id":"0142855","operator_name":"Primal Crushing LLC","controller_id":"0122461","controller_name":"Victor J  Hirsch III","district":"M5","office":"Dallas TX Field Office","employees":0,"latitude":null,"longitude":null},"coverage":{"contributingSources":8,"registeredSources":20,"sourceRows":60},"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":"4105402","name":"Bruce"},"operator":{"type":"operator","id":"0142855","name":"Primal Crushing LLC"},"controller":{"type":"controller","id":"0122461","name":"Victor J  Hirsch III"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"0122461","name":"Victor J  Hirsch III"},"object":{"type":"mine","id":"4105402","name":"Bruce"},"validFrom":"2015-12-14","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105402|0122461|2015-12-14|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0142855","name":"Primal Crushing LLC"},"object":{"type":"mine","id":"4105402","name":"Bruce"},"validFrom":"2018-11-26","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105402|0142855|2018-11-26|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0122461","name":"Victor J  Hirsch III"},"object":{"type":"operator","id":"0142855","name":"Primal Crushing LLC"},"validFrom":"2018-11-26","validTo":null,"current":true,"derived":true,"evidenceMineId":"4105402","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105402|0142855|2018-11-26|0122461|2015-12-14|23815"}}],"coverage":{"historyRecords":1,"edgeCount":3,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"sources":[{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2024-03-29","lastDate":"2024-03-29","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":14,"firstDate":"2019-07-23","lastDate":"2023-09-08","metrics":{"ss":0,"delinquent":14,"recentRows":12,"paidPenalty":881,"proposedPenalty":1828,"currentAssessment":1828},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2729990","VIOLATION_NO":"9715849","ISSUE_DT":"09/08/2023","CFR_STANDARD_CD":"50.30(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"143.00","CURRENT_ASSESSMENT_AMT":"143.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2023-09-08"},{"SOURCE_ROW_NUMBER":"2729992","VIOLATION_NO":"9715851","ISSUE_DT":"09/07/2023","CFR_STANDARD_CD":"56.18010","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"143.00","CURRENT_ASSESSMENT_AMT":"143.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2023-09-07"},{"SOURCE_ROW_NUMBER":"2729991","VIOLATION_NO":"9715850","ISSUE_DT":"09/07/2023","CFR_STANDARD_CD":"50.30(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"143.00","CURRENT_ASSESSMENT_AMT":"143.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2023-09-07"},{"SOURCE_ROW_NUMBER":"2729989","VIOLATION_NO":"9715841","ISSUE_DT":"09/07/2023","CFR_STANDARD_CD":"56.1000","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"143.00","CURRENT_ASSESSMENT_AMT":"143.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2023-09-07"},{"SOURCE_ROW_NUMBER":"2661277","VIOLATION_NO":"9643517","ISSUE_DT":"11/15/2021","CFR_STANDARD_CD":"56.18010","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"125.00","CURRENT_ASSESSMENT_AMT":"125.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2021-11-15"},{"SOURCE_ROW_NUMBER":"2661276","VIOLATION_NO":"9643509","ISSUE_DT":"11/02/2021","CFR_STANDARD_CD":"56.15001","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"125.00","CURRENT_ASSESSMENT_AMT":"125.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2021-11-02"},{"SOURCE_ROW_NUMBER":"2666832","VIOLATION_NO":"9641729","ISSUE_DT":"08/22/2021","CFR_STANDARD_CD":"50.30(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"125.00","CURRENT_ASSESSMENT_AMT":"125.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2021-08-22"},{"SOURCE_ROW_NUMBER":"2653276","VIOLATION_NO":"9643040","ISSUE_DT":"03/31/2021","CFR_STANDARD_CD":"46.6(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Order","PROPOSED_PENALTY_AMT":"139.00","CURRENT_ASSESSMENT_AMT":"139.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2021-03-31"},{"SOURCE_ROW_NUMBER":"2653275","VIOLATION_NO":"9643039","ISSUE_DT":"03/30/2021","CFR_STANDARD_CD":"56.18002(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"125.00","CURRENT_ASSESSMENT_AMT":"125.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2021-03-30"},{"SOURCE_ROW_NUMBER":"2653274","VIOLATION_NO":"9643038","ISSUE_DT":"03/30/2021","CFR_STANDARD_CD":"56.4130(a)(2)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"125.00","CURRENT_ASSESSMENT_AMT":"125.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2021-03-30"},{"SOURCE_ROW_NUMBER":"2653273","VIOLATION_NO":"9643037","ISSUE_DT":"03/30/2021","CFR_STANDARD_CD":"56.4201(a)(2)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"125.00","CURRENT_ASSESSMENT_AMT":"125.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2021-03-30"},{"SOURCE_ROW_NUMBER":"2653272","VIOLATION_NO":"9643036","ISSUE_DT":"03/30/2021","CFR_STANDARD_CD":"56.14100(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"125.00","CURRENT_ASSESSMENT_AMT":"125.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2021-03-30"}]},{"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":"2018-11-26","lastDate":"2018-11-26","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":9,"firstDate":"2019-07-23","lastDate":"2024-03-29","metrics":{"inspectors":9,"recentRows":7,"onSiteHours":33.75,"inspectionHours":93,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"351126","EVENT_NO":"6934046","INSPECTION_BEGIN_DT":"03/29/2024","INSPECTION_END_DT":"03/29/2024","ACTIVITY_CODE":"E28","ACTIVITY":"Mine Idle Activity","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1.5","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2024-03-29"},{"SOURCE_ROW_NUMBER":"935423","EVENT_NO":"6934033","INSPECTION_BEGIN_DT":"10/16/2023","INSPECTION_END_DT":"10/16/2023","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":".25","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2023-10-16"},{"SOURCE_ROW_NUMBER":"1034823","EVENT_NO":"6926925","INSPECTION_BEGIN_DT":"09/18/2023","INSPECTION_END_DT":"09/19/2023","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"11.5","SUM_TOTAL_ON_SITE_HOURS":"2.5","sourceDate":"2023-09-18"},{"SOURCE_ROW_NUMBER":"1015534","EVENT_NO":"6925290","INSPECTION_BEGIN_DT":"09/07/2023","INSPECTION_END_DT":"09/12/2023","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"17.25","SUM_TOTAL_ON_SITE_HOURS":"7","sourceDate":"2023-09-07"},{"SOURCE_ROW_NUMBER":"835994","EVENT_NO":"6886679","INSPECTION_BEGIN_DT":"11/01/2021","INSPECTION_END_DT":"11/05/2021","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"18.5","SUM_TOTAL_ON_SITE_HOURS":"8.75","sourceDate":"2021-11-01"},{"SOURCE_ROW_NUMBER":"1070455","EVENT_NO":"6889519","INSPECTION_BEGIN_DT":"08/22/2021","INSPECTION_END_DT":"08/22/2021","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"1.5","SUM_TOTAL_ON_SITE_HOURS":"0","sourceDate":"2021-08-22"},{"SOURCE_ROW_NUMBER":"287810","EVENT_NO":"6882396","INSPECTION_BEGIN_DT":"03/30/2021","INSPECTION_END_DT":"04/05/2021","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"22.5","SUM_TOTAL_ON_SITE_HOURS":"6.75","sourceDate":"2021-03-30"},{"SOURCE_ROW_NUMBER":"1147536","EVENT_NO":"6881737","INSPECTION_BEGIN_DT":"02/18/2020","INSPECTION_END_DT":"02/19/2020","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9","SUM_TOTAL_ON_SITE_HOURS":"2.75","sourceDate":"2020-02-18"},{"SOURCE_ROW_NUMBER":"113124","EVENT_NO":"6803497","INSPECTION_BEGIN_DT":"07/23/2019","INSPECTION_END_DT":"07/30/2019","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"11","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2019-07-23"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":15,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2023-Q2":{"hours":480,"employees":1,"production":0},"2023-Q1":{"hours":480,"employees":1,"production":0},"2022-Q4":{"hours":960,"employees":3,"production":0},"2022-Q3":{"hours":700,"employees":2,"production":0},"2022-Q2":{"hours":1200,"employees":3,"production":0},"2022-Q1":{"hours":1440,"employees":3,"production":0},"2021-Q4":{"hours":1440,"employees":3,"production":0},"2021-Q3":{"hours":750,"employees":3,"production":0},"2021-Q2":{"hours":2268,"employees":3,"production":0},"2021-Q1":{"hours":2268,"employees":3,"production":0},"2020-Q4":{"hours":260,"employees":3,"production":0},"2020-Q2":{"hours":1440,"employees":3,"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":5,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2019":{"hours":3600,"employees":3,"production":0},"2020":{"hours":3140,"employees":3,"production":0},"2021":{"hours":6726,"employees":3,"production":0},"2022":{"hours":4300,"employees":3,"production":0},"2023":{"hours":960,"employees":1,"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-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":14,"firstDate":"2019-07-23","lastDate":"2023-09-08","metrics":{"ss":0,"amountDue":1828,"contested":0,"amountPaid":881,"recentRows":12,"section104d":0,"unterminated":0,"proposedPenalty":1828},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2203600","VIOLATION_NO":"9715849","VIOLATION_ISSUE_DT":"09/08/2023","SIG_SUB":"N","PART_SECTION":"50.30(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"09/19/2023","PROPOSED_PENALTY":"143","AMOUNT_DUE":"143","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2023-09-08"},{"SOURCE_ROW_NUMBER":"2203602","VIOLATION_NO":"9715851","VIOLATION_ISSUE_DT":"09/07/2023","SIG_SUB":"N","PART_SECTION":"56.18010","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/12/2023","PROPOSED_PENALTY":"143","AMOUNT_DUE":"143","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2023-09-07"},{"SOURCE_ROW_NUMBER":"2203601","VIOLATION_NO":"9715850","VIOLATION_ISSUE_DT":"09/07/2023","SIG_SUB":"N","PART_SECTION":"50.30(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"09/19/2023","PROPOSED_PENALTY":"143","AMOUNT_DUE":"143","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2023-09-07"},{"SOURCE_ROW_NUMBER":"2203599","VIOLATION_NO":"9715841","VIOLATION_ISSUE_DT":"09/07/2023","SIG_SUB":"N","PART_SECTION":"56.1000","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"10/16/2023","PROPOSED_PENALTY":"143","AMOUNT_DUE":"143","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2023-09-07"},{"SOURCE_ROW_NUMBER":"2203604","VIOLATION_NO":"9643517","VIOLATION_ISSUE_DT":"11/15/2021","SIG_SUB":"N","PART_SECTION":"56.18010","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/10/2022","PROPOSED_PENALTY":"125","AMOUNT_DUE":"125","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2021-11-15"},{"SOURCE_ROW_NUMBER":"2203603","VIOLATION_NO":"9643509","VIOLATION_ISSUE_DT":"11/02/2021","SIG_SUB":"N","PART_SECTION":"56.15001","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/03/2021","PROPOSED_PENALTY":"125","AMOUNT_DUE":"125","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2021-11-02"},{"SOURCE_ROW_NUMBER":"2203598","VIOLATION_NO":"9641729","VIOLATION_ISSUE_DT":"08/22/2021","SIG_SUB":"N","PART_SECTION":"50.30(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/22/2021","PROPOSED_PENALTY":"125","AMOUNT_DUE":"125","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2021-08-22"},{"SOURCE_ROW_NUMBER":"2203595","VIOLATION_NO":"9643040","VIOLATION_ISSUE_DT":"03/31/2021","SIG_SUB":"N","PART_SECTION":"46.6(a)","CIT_ORD_SAFE":"Order","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/31/2021","PROPOSED_PENALTY":"139","AMOUNT_DUE":"139","AMOUNT_PAID":"139","CONTESTED_IND":"N","sourceDate":"2021-03-31"},{"SOURCE_ROW_NUMBER":"2203594","VIOLATION_NO":"9643039","VIOLATION_ISSUE_DT":"03/30/2021","SIG_SUB":"N","PART_SECTION":"56.18002(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"04/05/2021","PROPOSED_PENALTY":"125","AMOUNT_DUE":"125","AMOUNT_PAID":"125","CONTESTED_IND":"N","sourceDate":"2021-03-30"},{"SOURCE_ROW_NUMBER":"2203593","VIOLATION_NO":"9643038","VIOLATION_ISSUE_DT":"03/30/2021","SIG_SUB":"N","PART_SECTION":"56.4130(a)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/05/2021","PROPOSED_PENALTY":"125","AMOUNT_DUE":"125","AMOUNT_PAID":"125","CONTESTED_IND":"N","sourceDate":"2021-03-30"},{"SOURCE_ROW_NUMBER":"2203592","VIOLATION_NO":"9643037","VIOLATION_ISSUE_DT":"03/30/2021","SIG_SUB":"N","PART_SECTION":"56.4201(a)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/31/2021","PROPOSED_PENALTY":"125","AMOUNT_DUE":"125","AMOUNT_PAID":"125","CONTESTED_IND":"N","sourceDate":"2021-03-30"},{"SOURCE_ROW_NUMBER":"2203591","VIOLATION_NO":"9643036","VIOLATION_ISSUE_DT":"03/30/2021","SIG_SUB":"N","PART_SECTION":"56.14100(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"04/05/2021","PROPOSED_PENALTY":"125","AMOUNT_DUE":"125","AMOUNT_PAID":"125","CONTESTED_IND":"N","sourceDate":"2021-03-30"}]}],"safety":{"href":"/api/v1/mines/4105402/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4105402/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":"Preparation and submission of MSHA Form 7000-2—Quarterly Employment and Coal Production Report.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-I/part-50/subpart-D/section-50.30","part":"50","subchapter":"I","subpart":"D","id":"50.30","citation":"30 CFR 50.30","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":3},{"chapter":"I","heading":"First aid.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-Q/section-56.18010","part":"56","subchapter":"K","subpart":"Q","id":"56.18010","citation":"30 CFR 56.18010","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":"Notification of commencement of operations and closing of mines.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-A/section-56.1000","part":"56","subchapter":"K","subpart":"A","id":"56.1000","citation":"30 CFR 56.1000","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":"First-aid materials.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-N/section-56.15001","part":"56","subchapter":"K","subpart":"N","id":"56.15001","citation":"30 CFR 56.15001","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":"Newly hired experienced miner training.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.6","part":"46","subchapter":"H","subpart":"","id":"46.6","citation":"30 CFR 46.6","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER H—EDUCATION AND TRAINING","partHeading":"PART 46—TRAINING AND RETRAINING OF MINERS ENGAGED IN SHELL DREDGING OR EMPLOYED AT SAND, GRAVEL, SURFACE STONE, SURFACE CLAY, COLLOIDAL PHOSPHATE, OR SURFACE LIMESTONE MINES.","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Examination of working places.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-Q/section-56.18002","part":"56","subchapter":"K","subpart":"Q","id":"56.18002","citation":"30 CFR 56.18002","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Electric substations and liquid storage facilities.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4130","part":"56","subchapter":"K","subpart":"C","id":"56.4130","citation":"30 CFR 56.4130","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Inspection.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-C/section-56.4201","part":"56","subchapter":"K","subpart":"C","id":"56.4201","citation":"30 CFR 56.4201","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"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}],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"4105402","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}