{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-17T06:17:15.228Z","identity":{"mine_id":"4105764","name":"Pony Creek Rock Quarry","status":"Active","status_date":"2025-03-28","mine_type":"Surface","coal_metal":"M","commodity":"Sand, Common","state":"TX","county":"Erath","nearest_town":"Stephenville","operator_id":"0186433","operator_name":"US Sand and Gravel","controller_id":"0130081","controller_name":"Celeste  Raitz; Casey  Raitz","district":"M5","office":"Dallas TX Field Office","employees":3,"latitude":32.586111,"longitude":-98.037222},"coverage":{"contributingSources":7,"registeredSources":20,"sourceRows":55},"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":"2026-10-17T05:35:58.500035+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":"4105764","name":"Pony Creek Rock Quarry"},"operator":{"type":"operator","id":"0186433","name":"US Sand and Gravel"},"controller":{"type":"controller","id":"0130081","name":"Celeste  Raitz; Casey  Raitz"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"0130081","name":"Celeste  Raitz et al"},"object":{"type":"mine","id":"4105764","name":"Pony Creek Rock Quarry"},"validFrom":"2022-07-05","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4105764|0130081|2022-07-05|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0186433","name":"US Sand and Gravel"},"object":{"type":"mine","id":"4105764","name":"Pony Creek Rock Quarry"},"validFrom":"2024-07-30","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4105764|0186433|2024-07-30|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0130081","name":"Celeste  Raitz et al"},"object":{"type":"operator","id":"0186433","name":"US Sand and Gravel"},"validFrom":"2024-07-30","validTo":null,"current":true,"derived":true,"evidenceMineId":"4105764","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4105764|0186433|2024-07-30|0130081|2022-07-05|26106"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0130081","name":"Casey  Raitz et al"},"object":{"type":"operator","id":"0186433","name":"US Sand and Gravel"},"validFrom":"2024-07-30","validTo":null,"current":true,"derived":true,"evidenceMineId":"4105764","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4105764|0186433|2024-07-30|0130081|2022-07-05|26107"}}],"coverage":{"historyRecords":2,"edgeCount":4,"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":"2025-03-28","lastDate":"2025-03-28","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":19,"firstDate":"2025-03-28","lastDate":"2026-06-15","metrics":{"ss":6,"delinquent":19,"recentRows":19,"paidPenalty":3224,"proposedPenalty":6397,"currentAssessment":6397},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"3040697","VIOLATION_NO":"5172575","ISSUE_DT":"06/15/2026","CFR_STANDARD_CD":"56.1000","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2026-06-15"},{"SOURCE_ROW_NUMBER":"3017028","VIOLATION_NO":"5008473","ISSUE_DT":"12/15/2025","CFR_STANDARD_CD":"56.15005","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"432.00","CURRENT_ASSESSMENT_AMT":"432.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-12-15"},{"SOURCE_ROW_NUMBER":"3017027","VIOLATION_NO":"5008472","ISSUE_DT":"12/15/2025","CFR_STANDARD_CD":"56.9200(a)","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"3022.00","CURRENT_ASSESSMENT_AMT":"3022.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2025-12-15"},{"SOURCE_ROW_NUMBER":"3017026","VIOLATION_NO":"5008471","ISSUE_DT":"12/15/2025","CFR_STANDARD_CD":"56.14101(a)(2)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-12-15"},{"SOURCE_ROW_NUMBER":"3017025","VIOLATION_NO":"5008470","ISSUE_DT":"12/15/2025","CFR_STANDARD_CD":"56.14207","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-12-15"},{"SOURCE_ROW_NUMBER":"2990745","VIOLATION_NO":"5001737","ISSUE_DT":"09/04/2025","CFR_STANDARD_CD":"46.7(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Order","PROPOSED_PENALTY_AMT":"168.00","CURRENT_ASSESSMENT_AMT":"168.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-09-04"},{"SOURCE_ROW_NUMBER":"2990744","VIOLATION_NO":"5001736","ISSUE_DT":"09/04/2025","CFR_STANDARD_CD":"46.7(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Order","PROPOSED_PENALTY_AMT":"168.00","CURRENT_ASSESSMENT_AMT":"168.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-09-04"},{"SOURCE_ROW_NUMBER":"2990743","VIOLATION_NO":"5001735","ISSUE_DT":"09/04/2025","CFR_STANDARD_CD":"46.7(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Order","PROPOSED_PENALTY_AMT":"168.00","CURRENT_ASSESSMENT_AMT":"168.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-09-04"},{"SOURCE_ROW_NUMBER":"2990742","VIOLATION_NO":"5001734","ISSUE_DT":"09/04/2025","CFR_STANDARD_CD":"56.4201(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":"2025-09-04"},{"SOURCE_ROW_NUMBER":"2990741","VIOLATION_NO":"5001733","ISSUE_DT":"09/04/2025","CFR_STANDARD_CD":"56.15001","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"151.00","CURRENT_ASSESSMENT_AMT":"151.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2025-09-04"},{"SOURCE_ROW_NUMBER":"2990740","VIOLATION_NO":"5001732","ISSUE_DT":"09/04/2025","CFR_STANDARD_CD":"56.9300(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":"2025-09-04"},{"SOURCE_ROW_NUMBER":"2990739","VIOLATION_NO":"5001731","ISSUE_DT":"09/04/2025","CFR_STANDARD_CD":"56.14132(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":"2025-09-04"}]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":2,"firstDate":"2024-07-30","lastDate":"2024-07-30","metrics":{"recentRows":2,"currentOperatorTenures":2,"completedOperatorTenures":0},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":10,"firstDate":"2025-03-28","lastDate":"2026-06-15","metrics":{"inspectors":10,"recentRows":10,"onSiteHours":25,"inspectionHours":77.5,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"597037","EVENT_NO":"F041760","INSPECTION_BEGIN_DT":"06/15/2026","INSPECTION_END_DT":"06/15/2026","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3.5","SUM_TOTAL_ON_SITE_HOURS":"1.25","sourceDate":"2026-06-15"},{"SOURCE_ROW_NUMBER":"551314","EVENT_NO":"F02B72C","INSPECTION_BEGIN_DT":"01/05/2026","INSPECTION_END_DT":"01/05/2026","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"3.5","SUM_TOTAL_ON_SITE_HOURS":".5","sourceDate":"2026-01-05"},{"SOURCE_ROW_NUMBER":"1023284","EVENT_NO":"F02B728","INSPECTION_BEGIN_DT":"12/15/2025","INSPECTION_END_DT":"12/16/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2025-12-15"},{"SOURCE_ROW_NUMBER":"993316","EVENT_NO":"F02B729","INSPECTION_BEGIN_DT":"12/15/2025","INSPECTION_END_DT":"12/22/2025","ACTIVITY_CODE":"E04","ACTIVITY":"Verbal Hazard Complaint Inspections","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"10.5","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2025-12-15"},{"SOURCE_ROW_NUMBER":"865230","EVENT_NO":"F01A9D7","INSPECTION_BEGIN_DT":"09/22/2025","INSPECTION_END_DT":"09/22/2025","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6.25","SUM_TOTAL_ON_SITE_HOURS":".75","sourceDate":"2025-09-22"},{"SOURCE_ROW_NUMBER":"292681","EVENT_NO":"F01A9D1","INSPECTION_BEGIN_DT":"09/08/2025","INSPECTION_END_DT":"09/15/2025","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7.25","SUM_TOTAL_ON_SITE_HOURS":"1.75","sourceDate":"2025-09-08"},{"SOURCE_ROW_NUMBER":"563386","EVENT_NO":"F01A9CF","INSPECTION_BEGIN_DT":"09/04/2025","INSPECTION_END_DT":"09/05/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"14.5","SUM_TOTAL_ON_SITE_HOURS":"8","sourceDate":"2025-09-04"},{"SOURCE_ROW_NUMBER":"38124","EVENT_NO":"F0122DB","INSPECTION_BEGIN_DT":"04/10/2025","INSPECTION_END_DT":"04/10/2025","ACTIVITY_CODE":"E15","ACTIVITY":"Compliance Follow-up Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7.75","SUM_TOTAL_ON_SITE_HOURS":"1.25","sourceDate":"2025-04-10"},{"SOURCE_ROW_NUMBER":"651308","EVENT_NO":"F0122D9","INSPECTION_BEGIN_DT":"04/07/2025","INSPECTION_END_DT":"04/07/2025","ACTIVITY_CODE":"E04","ACTIVITY":"Verbal Hazard Complaint Inspections","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7.75","SUM_TOTAL_ON_SITE_HOURS":"1","sourceDate":"2025-04-07"},{"SOURCE_ROW_NUMBER":"737876","EVENT_NO":"6934072","INSPECTION_BEGIN_DT":"03/28/2025","INSPECTION_END_DT":"03/28/2025","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"6.5","SUM_TOTAL_ON_SITE_HOURS":"5.5","sourceDate":"2025-03-28"}]},{"id":"msha-mine-production-yearly","name":"Mine Employment and Production — Yearly","domains":["production","safety","compliance"],"products":["annual trend","backfill","quarterly reconciliation"],"rowCount":3,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2024":{"hours":1864,"employees":3,"production":0},"2025":{"hours":9043,"employees":5,"production":0},"2026":{"hours":3495,"employees":5,"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":19,"firstDate":"2025-03-28","lastDate":"2026-06-15","metrics":{"ss":6,"amountDue":6397,"contested":0,"amountPaid":3224,"recentRows":19,"section104d":1,"unterminated":0,"proposedPenalty":6397},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2212051","VIOLATION_NO":"5172575","VIOLATION_ISSUE_DT":"06/15/2026","SIG_SUB":"N","PART_SECTION":"56.1000","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"06/15/2026","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2026-06-15"},{"SOURCE_ROW_NUMBER":"2212062","VIOLATION_NO":"5008473","VIOLATION_ISSUE_DT":"12/15/2025","SIG_SUB":"Y","PART_SECTION":"56.15005","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"2","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"12/22/2025","PROPOSED_PENALTY":"432","AMOUNT_DUE":"432","AMOUNT_PAID":"432","CONTESTED_IND":"N","sourceDate":"2025-12-15"},{"SOURCE_ROW_NUMBER":"2212061","VIOLATION_NO":"5008472","VIOLATION_ISSUE_DT":"12/15/2025","SIG_SUB":"Y","PART_SECTION":"56.9200(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"12/15/2025","PROPOSED_PENALTY":"3022","AMOUNT_DUE":"3022","AMOUNT_PAID":"0","CONTESTED_IND":"N","sourceDate":"2025-12-15"},{"SOURCE_ROW_NUMBER":"2212060","VIOLATION_NO":"5008471","VIOLATION_ISSUE_DT":"12/15/2025","SIG_SUB":"N","PART_SECTION":"56.14101(a)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"01/05/2026","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-12-15"},{"SOURCE_ROW_NUMBER":"2212059","VIOLATION_NO":"5008470","VIOLATION_ISSUE_DT":"12/15/2025","SIG_SUB":"N","PART_SECTION":"56.14207","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"12/15/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-12-15"},{"SOURCE_ROW_NUMBER":"2212058","VIOLATION_NO":"5001737","VIOLATION_ISSUE_DT":"09/04/2025","SIG_SUB":"N","PART_SECTION":"46.7(a)","CIT_ORD_SAFE":"Order","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/04/2025","PROPOSED_PENALTY":"168","AMOUNT_DUE":"168","AMOUNT_PAID":"168","CONTESTED_IND":"N","sourceDate":"2025-09-04"},{"SOURCE_ROW_NUMBER":"2212057","VIOLATION_NO":"5001736","VIOLATION_ISSUE_DT":"09/04/2025","SIG_SUB":"N","PART_SECTION":"46.7(a)","CIT_ORD_SAFE":"Order","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/04/2025","PROPOSED_PENALTY":"168","AMOUNT_DUE":"168","AMOUNT_PAID":"168","CONTESTED_IND":"N","sourceDate":"2025-09-04"},{"SOURCE_ROW_NUMBER":"2212056","VIOLATION_NO":"5001735","VIOLATION_ISSUE_DT":"09/04/2025","SIG_SUB":"N","PART_SECTION":"46.7(a)","CIT_ORD_SAFE":"Order","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/04/2025","PROPOSED_PENALTY":"168","AMOUNT_DUE":"168","AMOUNT_PAID":"168","CONTESTED_IND":"N","sourceDate":"2025-09-04"},{"SOURCE_ROW_NUMBER":"2212055","VIOLATION_NO":"5001734","VIOLATION_ISSUE_DT":"09/04/2025","SIG_SUB":"N","PART_SECTION":"56.4201(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/04/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-09-04"},{"SOURCE_ROW_NUMBER":"2212054","VIOLATION_NO":"5001733","VIOLATION_ISSUE_DT":"09/04/2025","SIG_SUB":"N","PART_SECTION":"56.15001","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/22/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-09-04"},{"SOURCE_ROW_NUMBER":"2212053","VIOLATION_NO":"5001732","VIOLATION_ISSUE_DT":"09/04/2025","SIG_SUB":"N","PART_SECTION":"56.9300(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/04/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-09-04"},{"SOURCE_ROW_NUMBER":"2212052","VIOLATION_NO":"5001731","VIOLATION_ISSUE_DT":"09/04/2025","SIG_SUB":"N","PART_SECTION":"56.14132(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"2","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/22/2025","PROPOSED_PENALTY":"151","AMOUNT_DUE":"151","AMOUNT_PAID":"151","CONTESTED_IND":"N","sourceDate":"2025-09-04"}]}],"safety":{"href":"/api/v1/mines/4105764/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4105764/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":"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":"Safety belts and lines.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-N/section-56.15005","part":"56","subchapter":"K","subpart":"N","id":"56.15005","citation":"30 CFR 56.15005","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":"Transporting persons.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9200","part":"56","subchapter":"K","subpart":"H","id":"56.9200","citation":"30 CFR 56.9200","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":"Brakes.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14101","part":"56","subchapter":"K","subpart":"M","id":"56.14101","citation":"30 CFR 56.14101","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Parking procedures for unattended equipment.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14207","part":"56","subchapter":"K","subpart":"M","id":"56.14207","citation":"30 CFR 56.14207","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER K—METAL AND NONMETAL MINE SAFETY AND HEALTH","partHeading":"PART 56—SAFETY AND HEALTH STANDARDS—SURFACE METAL AND NONMETAL MINES","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"New task training.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-H/part-46/section-46.7","part":"46","subchapter":"H","subpart":"","id":"46.7","citation":"30 CFR 46.7","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":3},{"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":"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":"Berms or guardrails.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-H/section-56.9300","part":"56","subchapter":"K","subpart":"H","id":"56.9300","citation":"30 CFR 56.9300","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":"4105764","dataSource":"postgres","snapshotId":"2026-10-17T05:35:58.500035+00:00","completedAt":"2026-10-17T06:17:15.228Z","sourceCount":20,"totalRows":15450873}}