{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"0405870","name":"Permanente Rock Plant","status":"Abandoned","status_date":"2015-07-01","mine_type":"Facility","coal_metal":"M","commodity":"Crushed, Broken Stone NEC","state":"CA","county":"Santa Clara","nearest_town":"Cupertino","operator_id":"L16900","operator_name":"Lehigh Southwest Cement Company","controller_id":"M00004","controller_name":"Heidelberg Materials AG","district":"M7","office":"Vacaville CA Field Office","employees":0,"latitude":37.32,"longitude":-122.086944},"coverage":{"contributingSources":10,"registeredSources":20,"sourceRows":355},"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":"0405870","name":"Permanente Rock Plant"},"operator":{"type":"operator","id":"L16900","name":"Lehigh Southwest Cement Company"},"controller":{"type":"controller","id":"M00004","name":"Heidelberg Materials AG"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00004","name":"Heidelberg Materials AG"},"object":{"type":"mine","id":"0405870","name":"Permanente Rock Plant"},"validFrom":"1999-05-12","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0405870|M00004|1999-05-12|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L16900","name":"Lehigh Southwest Cement Company"},"object":{"type":"mine","id":"0405870","name":"Permanente Rock Plant"},"validFrom":"2013-04-30","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0405870|L16900|2013-04-30|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00004","name":"Heidelberg Materials AG"},"object":{"type":"operator","id":"L16900","name":"Lehigh Southwest Cement Company"},"validFrom":"2013-04-30","validTo":null,"current":true,"derived":true,"evidenceMineId":"0405870","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0405870|L16900|2013-04-30|M00004|1999-05-12|100540"}}],"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":"2015-07-01","lastDate":"2015-07-01","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":22,"firstDate":"2013-05-14","lastDate":"2014-07-31","metrics":{"ss":5,"delinquent":22,"recentRows":0,"paidPenalty":4838,"proposedPenalty":4838,"currentAssessment":4838},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2204086","VIOLATION_NO":"8785834","ISSUE_DT":"07/31/2014","CFR_STANDARD_CD":"56.18002(b)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2014-07-31"},{"SOURCE_ROW_NUMBER":"2204085","VIOLATION_NO":"8785833","ISSUE_DT":"07/31/2014","CFR_STANDARD_CD":"56.14109","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"540.00","CURRENT_ASSESSMENT_AMT":"540.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2014-07-31"},{"SOURCE_ROW_NUMBER":"2204084","VIOLATION_NO":"8785832","ISSUE_DT":"07/30/2014","CFR_STANDARD_CD":"46.7(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Order","PROPOSED_PENALTY_AMT":"512.00","CURRENT_ASSESSMENT_AMT":"512.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2014-07-30"},{"SOURCE_ROW_NUMBER":"2204083","VIOLATION_NO":"8785831","ISSUE_DT":"07/30/2014","CFR_STANDARD_CD":"56.4201(a)(2)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2014-07-30"},{"SOURCE_ROW_NUMBER":"2204082","VIOLATION_NO":"8785830","ISSUE_DT":"07/30/2014","CFR_STANDARD_CD":"56.11001","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"634.00","CURRENT_ASSESSMENT_AMT":"634.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2014-07-30"},{"SOURCE_ROW_NUMBER":"2204081","VIOLATION_NO":"8785829","ISSUE_DT":"07/29/2014","CFR_STANDARD_CD":"56.17001","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"634.00","CURRENT_ASSESSMENT_AMT":"634.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2014-07-29"},{"SOURCE_ROW_NUMBER":"2204080","VIOLATION_NO":"8785828","ISSUE_DT":"07/29/2014","CFR_STANDARD_CD":"56.14112(a)(1)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"127.00","CURRENT_ASSESSMENT_AMT":"127.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2014-07-29"},{"SOURCE_ROW_NUMBER":"2204079","VIOLATION_NO":"8785827","ISSUE_DT":"07/29/2014","CFR_STANDARD_CD":"56.4201(a)(1)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2014-07-29"},{"SOURCE_ROW_NUMBER":"2204078","VIOLATION_NO":"8785826","ISSUE_DT":"07/29/2014","CFR_STANDARD_CD":"56.11001","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"127.00","CURRENT_ASSESSMENT_AMT":"127.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2014-07-29"},{"SOURCE_ROW_NUMBER":"2204077","VIOLATION_NO":"8785825","ISSUE_DT":"07/29/2014","CFR_STANDARD_CD":"56.12013","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"425.00","CURRENT_ASSESSMENT_AMT":"425.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2014-07-29"},{"SOURCE_ROW_NUMBER":"2203963","VIOLATION_NO":"8702607","ISSUE_DT":"03/25/2014","CFR_STANDARD_CD":"56.12028","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"100.00","CURRENT_ASSESSMENT_AMT":"100.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2014-03-25"},{"SOURCE_ROW_NUMBER":"2203962","VIOLATION_NO":"8702606","ISSUE_DT":"03/25/2014","CFR_STANDARD_CD":"56.12001","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"117.00","CURRENT_ASSESSMENT_AMT":"117.00","ASSESS_CASE_STATUS_CD":"Received","sourceDate":"2014-03-25"}]},{"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":58,"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":"2013-04-30","lastDate":"2013-04-30","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":5,"firstDate":"2013-05-14","lastDate":"2015-02-04","metrics":{"inspectors":5,"recentRows":0,"onSiteHours":44.25,"inspectionHours":84.5,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"407577","EVENT_NO":"6663617","INSPECTION_BEGIN_DT":"02/04/2015","INSPECTION_END_DT":"02/05/2015","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7.75","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2015-02-04"},{"SOURCE_ROW_NUMBER":"392736","EVENT_NO":"6599073","INSPECTION_BEGIN_DT":"07/29/2014","INSPECTION_END_DT":"07/31/2014","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"27.5","SUM_TOTAL_ON_SITE_HOURS":"13.25","sourceDate":"2014-07-29"},{"SOURCE_ROW_NUMBER":"401271","EVENT_NO":"6599042","INSPECTION_BEGIN_DT":"03/25/2014","INSPECTION_END_DT":"03/26/2014","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"20","SUM_TOTAL_ON_SITE_HOURS":"9.75","sourceDate":"2014-03-25"},{"SOURCE_ROW_NUMBER":"251116","EVENT_NO":"6592742","INSPECTION_BEGIN_DT":"10/10/2013","INSPECTION_END_DT":"10/10/2013","ACTIVITY_CODE":"E16","ACTIVITY":"Spot Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"11","SUM_TOTAL_ON_SITE_HOURS":"5.75","sourceDate":"2013-10-10"},{"SOURCE_ROW_NUMBER":"938841","EVENT_NO":"6592440","INSPECTION_BEGIN_DT":"05/14/2013","INSPECTION_END_DT":"05/15/2013","ACTIVITY_CODE":"E01","ACTIVITY":"Regular Safety and Health Inspection","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"18.25","SUM_TOTAL_ON_SITE_HOURS":"10.5","sourceDate":"2013-05-14"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":18,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2015-Q2":{"hours":25,"employees":1,"production":0},"2015-Q1":{"hours":442,"employees":1,"production":0},"2014-Q4":{"hours":3973,"employees":6,"production":0},"2014-Q3":{"hours":5919,"employees":9,"production":0},"2014-Q2":{"hours":6322,"employees":9,"production":0},"2014-Q1":{"hours":5708,"employees":8,"production":0},"2013-Q4":{"hours":4958,"employees":7,"production":0},"2013-Q3":{"hours":4577,"employees":8,"production":0},"2013-Q2":{"hours":2571,"employees":8,"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":{"2013":{"hours":12106,"employees":8,"production":0},"2014":{"hours":21922,"employees":8,"production":0},"2015":{"hours":467,"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":22,"firstDate":"2013-05-14","lastDate":"2014-07-31","metrics":{"ss":5,"amountDue":4838,"contested":0,"amountPaid":4838,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":4838},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"275716","VIOLATION_NO":"8785834","VIOLATION_ISSUE_DT":"07/31/2014","SIG_SUB":"N","PART_SECTION":"56.18002(b)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/31/2014","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2014-07-31"},{"SOURCE_ROW_NUMBER":"275715","VIOLATION_NO":"8785833","VIOLATION_ISSUE_DT":"07/31/2014","SIG_SUB":"Y","PART_SECTION":"56.14109","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/31/2014","PROPOSED_PENALTY":"540","AMOUNT_DUE":"540","AMOUNT_PAID":"540","CONTESTED_IND":"N","sourceDate":"2014-07-31"},{"SOURCE_ROW_NUMBER":"275714","VIOLATION_NO":"8785832","VIOLATION_ISSUE_DT":"07/30/2014","SIG_SUB":"N","PART_SECTION":"46.7(a)","CIT_ORD_SAFE":"Order","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"2","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"08/11/2014","PROPOSED_PENALTY":"512","AMOUNT_DUE":"512","AMOUNT_PAID":"512","CONTESTED_IND":"N","sourceDate":"2014-07-30"},{"SOURCE_ROW_NUMBER":"275713","VIOLATION_NO":"8785831","VIOLATION_ISSUE_DT":"07/30/2014","SIG_SUB":"N","PART_SECTION":"56.4201(a)(2)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"07/30/2014","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2014-07-30"},{"SOURCE_ROW_NUMBER":"275712","VIOLATION_NO":"8785830","VIOLATION_ISSUE_DT":"07/30/2014","SIG_SUB":"Y","PART_SECTION":"56.11001","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/30/2014","PROPOSED_PENALTY":"634","AMOUNT_DUE":"634","AMOUNT_PAID":"634","CONTESTED_IND":"N","sourceDate":"2014-07-30"},{"SOURCE_ROW_NUMBER":"275711","VIOLATION_NO":"8785829","VIOLATION_ISSUE_DT":"07/29/2014","SIG_SUB":"Y","PART_SECTION":"56.17001","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/30/2014","PROPOSED_PENALTY":"634","AMOUNT_DUE":"634","AMOUNT_PAID":"634","CONTESTED_IND":"N","sourceDate":"2014-07-29"},{"SOURCE_ROW_NUMBER":"275710","VIOLATION_NO":"8785828","VIOLATION_ISSUE_DT":"07/29/2014","SIG_SUB":"N","PART_SECTION":"56.14112(a)(1)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/30/2014","PROPOSED_PENALTY":"127","AMOUNT_DUE":"127","AMOUNT_PAID":"127","CONTESTED_IND":"N","sourceDate":"2014-07-29"},{"SOURCE_ROW_NUMBER":"275709","VIOLATION_NO":"8785827","VIOLATION_ISSUE_DT":"07/29/2014","SIG_SUB":"N","PART_SECTION":"56.4201(a)(1)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"07/29/2014","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2014-07-29"},{"SOURCE_ROW_NUMBER":"275708","VIOLATION_NO":"8785826","VIOLATION_ISSUE_DT":"07/29/2014","SIG_SUB":"N","PART_SECTION":"56.11001","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/30/2014","PROPOSED_PENALTY":"127","AMOUNT_DUE":"127","AMOUNT_PAID":"127","CONTESTED_IND":"N","sourceDate":"2014-07-29"},{"SOURCE_ROW_NUMBER":"275707","VIOLATION_NO":"8785825","VIOLATION_ISSUE_DT":"07/29/2014","SIG_SUB":"N","PART_SECTION":"56.12013","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/29/2014","PROPOSED_PENALTY":"425","AMOUNT_DUE":"425","AMOUNT_PAID":"425","CONTESTED_IND":"N","sourceDate":"2014-07-29"},{"SOURCE_ROW_NUMBER":"275702","VIOLATION_NO":"8702607","VIOLATION_ISSUE_DT":"03/25/2014","SIG_SUB":"N","PART_SECTION":"56.12028","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/28/2014","PROPOSED_PENALTY":"100","AMOUNT_DUE":"100","AMOUNT_PAID":"100","CONTESTED_IND":"N","sourceDate":"2014-03-25"},{"SOURCE_ROW_NUMBER":"275701","VIOLATION_NO":"8702606","VIOLATION_ISSUE_DT":"03/25/2014","SIG_SUB":"N","PART_SECTION":"56.12001","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"03/28/2014","PROPOSED_PENALTY":"117","AMOUNT_DUE":"117","AMOUNT_PAID":"117","CONTESTED_IND":"N","sourceDate":"2014-03-25"}]}],"safety":{"href":"/api/v1/mines/0405870/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/0405870/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":"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":"Unguarded conveyors with adjacent travelways.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14109","part":"56","subchapter":"K","subpart":"M","id":"56.14109","citation":"30 CFR 56.14109","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":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":2},{"chapter":"I","heading":"Safe access.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11001","part":"56","subchapter":"K","subpart":"J","id":"56.11001","citation":"30 CFR 56.11001","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":"Illumination of surface working areas.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-P/section-56.17001","part":"56","subchapter":"K","subpart":"P","id":"56.17001","citation":"30 CFR 56.17001","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":"Construction and maintenance of guards.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-M/section-56.14112","part":"56","subchapter":"K","subpart":"M","id":"56.14112","citation":"30 CFR 56.14112","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":"Splices and repairs of power cables.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12013","part":"56","subchapter":"K","subpart":"K","id":"56.12013","citation":"30 CFR 56.12013","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":"Testing grounding systems.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12028","part":"56","subchapter":"K","subpart":"K","id":"56.12028","citation":"30 CFR 56.12028","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":"Circuit overload protection.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12001","part":"56","subchapter":"K","subpart":"K","id":"56.12001","citation":"30 CFR 56.12001","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":"0405870","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}