{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"4607091","name":"Dredge Thaddus Carr","status":"Abandoned","status_date":"2004-11-05","mine_type":"Surface","coal_metal":"M","commodity":"Construction Sand and Gravel","state":"PA","county":"Beaver","nearest_town":"Coraopolis","operator_id":"L18009","operator_name":"Hanson Aggregates Pma Inc","controller_id":"M00004","controller_name":"Heidelberg Materials AG","district":"M2","office":"Warrendale PA Field Office","employees":0,"latitude":null,"longitude":null},"coverage":{"contributingSources":11,"registeredSources":20,"sourceRows":154},"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":"4607091","name":"Dredge Thaddus Carr"},"operator":{"type":"operator","id":"L18009","name":"Hanson Aggregates Pma Inc"},"controller":{"type":"controller","id":"M00004","name":"Heidelberg Materials AG"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L11226","name":"Pittsburg Sand & Gravel Inc"},"object":{"type":"mine","id":"4607091","name":"Dredge Thaddus Carr"},"validFrom":"1986-03-01","validTo":"1991-03-07","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607091|L11226|1986-03-01|1991-03-07"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M08690","name":"Glenn I  Crain"},"object":{"type":"mine","id":"4607091","name":"Dredge Thaddus Carr"},"validFrom":"1986-03-01","validTo":"1991-03-07","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607091|M08690|1986-03-01|1991-03-07"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M08690","name":"Glenn I  Crain"},"object":{"type":"operator","id":"L11226","name":"Pittsburg Sand & Gravel Inc"},"validFrom":"1986-03-01","validTo":"1991-03-07","current":false,"derived":true,"evidenceMineId":"4607091","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607091|L11226|1986-03-01|M08690|1986-03-01|143892"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M02063","name":"Lafarge S A"},"object":{"type":"mine","id":"4607091","name":"Dredge Thaddus Carr"},"validFrom":"1987-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607091|M02063|1987-01-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M04321","name":"Pioneer International Ltd"},"object":{"type":"mine","id":"4607091","name":"Dredge Thaddus Carr"},"validFrom":"1989-01-16","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607091|M04321|1989-01-16|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L12076","name":"Pittsburgh Sand & Gravel Inc"},"object":{"type":"mine","id":"4607091","name":"Dredge Thaddus Carr"},"validFrom":"1991-03-08","validTo":"1991-10-02","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607091|L12076|1991-03-08|1991-10-02"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00224","name":"Standard Slag Company"},"object":{"type":"mine","id":"4607091","name":"Dredge Thaddus Carr"},"validFrom":"1991-03-08","validTo":"1991-10-02","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607091|M00224|1991-03-08|1991-10-02"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00224","name":"Standard Slag Company"},"object":{"type":"operator","id":"L12076","name":"Pittsburgh Sand & Gravel Inc"},"validFrom":"1991-03-08","validTo":"1991-10-02","current":false,"derived":true,"evidenceMineId":"4607091","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607091|L12076|1991-03-08|M00224|1991-03-08|107755"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L13887","name":"Lafarge Construction Materials"},"object":{"type":"mine","id":"4607091","name":"Dredge Thaddus Carr"},"validFrom":"1991-10-03","validTo":"1996-05-15","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607091|L13887|1991-10-03|1996-05-15"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M02063","name":"Lafarge S A"},"object":{"type":"operator","id":"L13887","name":"Lafarge Construction Materials"},"validFrom":"1991-10-03","validTo":"1996-05-15","current":false,"derived":true,"evidenceMineId":"4607091","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607091|L13887|1991-10-03|M02063|1987-01-01|123273"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L16199","name":"Pioneer Mid-Atlantic Inc"},"object":{"type":"mine","id":"4607091","name":"Dredge Thaddus Carr"},"validFrom":"1996-05-16","validTo":"2000-08-03","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607091|L16199|1996-05-16|2000-08-03"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M04321","name":"Pioneer International Ltd"},"object":{"type":"operator","id":"L16199","name":"Pioneer Mid-Atlantic Inc"},"validFrom":"1996-05-16","validTo":"2000-08-03","current":false,"derived":true,"evidenceMineId":"4607091","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607091|L16199|1996-05-16|M04321|1989-01-16|131724"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L18009","name":"Hanson Aggregates Pma Inc"},"object":{"type":"mine","id":"4607091","name":"Dredge Thaddus Carr"},"validFrom":"2000-08-04","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607091|L18009|2000-08-04|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00521","name":"Hanson PLC"},"object":{"type":"mine","id":"4607091","name":"Dredge Thaddus Carr"},"validFrom":"2000-08-04","validTo":"2007-08-22","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607091|M00521|2000-08-04|2007-08-22"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00521","name":"Hanson PLC"},"object":{"type":"operator","id":"L18009","name":"Hanson Aggregates Pma Inc"},"validFrom":"2000-08-04","validTo":"2007-08-22","current":false,"derived":true,"evidenceMineId":"4607091","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607091|L18009|2000-08-04|M00521|2000-08-04|112609"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00004","name":"Heidelberg Materials AG"},"object":{"type":"mine","id":"4607091","name":"Dredge Thaddus Carr"},"validFrom":"2007-08-23","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607091|M00004|2007-08-23|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00004","name":"Heidelberg Materials AG"},"object":{"type":"operator","id":"L18009","name":"Hanson Aggregates Pma Inc"},"validFrom":"2007-08-23","validTo":null,"current":true,"derived":true,"evidenceMineId":"4607091","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4607091|L18009|2000-08-04|M00004|2007-08-23|101010"}}],"coverage":{"historyRecords":6,"edgeCount":17,"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":6,"firstDate":"2000-04-09","lastDate":"2003-10-24","metrics":{"daysLost":10,"injuries":6,"fatalities":0,"recentRows":0,"restrictedDays":18,"contractorRecords":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"192868","DOCUMENT_NO":"220033100034","ACCIDENT_DT":"10/24/2003","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Struck by... NEC","OCCUPATION":"Backhoe operator, Trackhoe operator, Crane operator","NO_INJURIES":"1","NARRATIVE":"HITTING CABLE WITH PRYBAR WHEN CABLE LET GO CAUSING BAR AND CABLE TO KICK BACK AND HIT HIS FINGER AND BOTH LEGS CAUSING HIM TO FALL BACK ABOUT 3' ONTO DECK.","sourceDate":"2003-10-24"},{"SOURCE_ROW_NUMBER":"218784","DOCUMENT_NO":"220031040097","ACCIDENT_DT":"04/04/2003","DEGREE_INJURY":"DAYS RESTRICTED ACTIVITY ONLY","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Caught in, under or between NEC","OCCUPATION":"Beltman, Conveyor man,  Conveyor belt worker, Mobile bridge carrierman, Feeder operator, Conveyor rider","NO_INJURIES":"1","NARRATIVE":"EE WAS CLEANING GRIZZLY AND WAS REMOVING ROCKS WHEN ONE SLIPPED AND HE CAUGHT HIS FINGER BETWEENTHE ROCK AND SLIDER ON THE GRIZZLY.","sourceDate":"2003-04-04"},{"SOURCE_ROW_NUMBER":"184345","DOCUMENT_NO":"220030340067","ACCIDENT_DT":"01/16/2003","DEGREE_INJURY":"NO VALUE FOUND","CLASSIFICATION":"NO VALUE FOUND","ACCIDENT_TYPE":"No Value Found","OCCUPATION":"NO VALUE FOUND","NO_INJURIES":"1","DAYS_LOST":"0","NARRATIVE":"WHILE TURNING BELT SHEAVE, FINGER GOT CAUGHT UNDER BELT AND SHEAVE AND TORE SKIN AT END OF FINGER.","sourceDate":"2003-01-16"},{"SOURCE_ROW_NUMBER":"231678","DOCUMENT_NO":"220021900003","ACCIDENT_DT":"06/25/2002","DEGREE_INJURY":"DYS AWY FRM WRK & RESTRCTD ACT","CLASSIFICATION":"HANDLING OF MATERIALS","ACCIDENT_TYPE":"Caught in, under or between a moving and a stationary object","OCCUPATION":"Coal sampler","NO_INJURIES":"1","DAYS_LOST":"10","NARRATIVE":"EE WAS REMOVING A STARTER FOR THE M.V. CHIPPER OFF THE HILL USING A SMALL CRAIN, AFTER STARTER WAS ON DECK OF THE BARGE HE WAS GOING TO PUT IT AWAY ONTO THE BOAT. HE WAS ABOUT TO DROP IT & TRI ED TO CATCH IT BEFORE IT FELL INTO RIVER OR ONTO THE DECK. HIS FINGER WAS SMASHED BETWEEN STARTER & A BIT.","sourceDate":"2002-06-25"},{"SOURCE_ROW_NUMBER":"85358","DOCUMENT_NO":"220020700086","ACCIDENT_DT":"02/23/2002","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"MACHINERY","ACCIDENT_TYPE":"Contact with hot objects or substances","OCCUPATION":"Backhoe operator, Trackhoe operator, Crane operator","NO_INJURIES":"1","NARRATIVE":"EE WAS BURNING CRANE CABLE WITH CUTTING TORCH. TORCH DEVELOPED LEAK & IGNITED, CAUSING BURN TO HAND. UNBURNED GAS MAY HAVE ENTERED GLOVE AT CUFFR THEN IGNITED AS BURNING CABLE PRODUCED SPARKS.","sourceDate":"2002-02-23"},{"SOURCE_ROW_NUMBER":"132525","DOCUMENT_NO":"220001050002","ACCIDENT_DT":"04/09/2000","DEGREE_INJURY":"NO DYS AWY FRM WRK,NO RSTR ACT","CLASSIFICATION":"HANDTOOLS (NONPOWERED)","ACCIDENT_TYPE":"Struck by... NEC","OCCUPATION":"Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech","NO_INJURIES":"1","NARRATIVE":"WHILE TRYING TO PUNCH OUT CUT OFF BOLTS ON CRUSHER, MISSED HITTING FINGER WITH SLEDGE HAMMER.","sourceDate":"2000-04-09"}]},{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"2004-11-05","lastDate":"2004-11-05","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-assessed-violations","name":"Assessed Violations","domains":["compliance","legal"],"products":["penalty lifecycle","paid and outstanding amounts","assessment aging"],"rowCount":20,"firstDate":"2000-08-09","lastDate":"2004-08-18","metrics":{"ss":2,"delinquent":20,"recentRows":0,"paidPenalty":1285,"proposedPenalty":1285,"currentAssessment":1285},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"182049","VIOLATION_NO":"6014717","ISSUE_DT":"08/18/2004","CFR_STANDARD_CD":"56.12025","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-08-18"},{"SOURCE_ROW_NUMBER":"182048","VIOLATION_NO":"6014716","ISSUE_DT":"08/18/2004","CFR_STANDARD_CD":"56.20003(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-08-18"},{"SOURCE_ROW_NUMBER":"182047","VIOLATION_NO":"6014715","ISSUE_DT":"08/18/2004","CFR_STANDARD_CD":"56.20003(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-08-18"},{"SOURCE_ROW_NUMBER":"182046","VIOLATION_NO":"6014714","ISSUE_DT":"08/18/2004","CFR_STANDARD_CD":"56.20003(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-08-18"},{"SOURCE_ROW_NUMBER":"182045","VIOLATION_NO":"6014713","ISSUE_DT":"08/18/2004","CFR_STANDARD_CD":"56.12030","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2004-08-18"},{"SOURCE_ROW_NUMBER":"166244","VIOLATION_NO":"6013410","ISSUE_DT":"10/30/2003","CFR_STANDARD_CD":"41.12","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-10-30"},{"SOURCE_ROW_NUMBER":"166243","VIOLATION_NO":"6007874","ISSUE_DT":"07/09/2003","CFR_STANDARD_CD":"56.13015","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-07-09"},{"SOURCE_ROW_NUMBER":"166242","VIOLATION_NO":"6007873","ISSUE_DT":"07/09/2003","CFR_STANDARD_CD":"56.20003(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-07-09"},{"SOURCE_ROW_NUMBER":"166241","VIOLATION_NO":"6007872","ISSUE_DT":"07/09/2003","CFR_STANDARD_CD":"56.11004","SIG_SUB_IND":"Y","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"84.00","CURRENT_ASSESSMENT_AMT":"84.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-07-09"},{"SOURCE_ROW_NUMBER":"166240","VIOLATION_NO":"6007871","ISSUE_DT":"07/08/2003","CFR_STANDARD_CD":"56.12025","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-07-08"},{"SOURCE_ROW_NUMBER":"166239","VIOLATION_NO":"6007870","ISSUE_DT":"07/08/2003","CFR_STANDARD_CD":"56.12030","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"60.00","CURRENT_ASSESSMENT_AMT":"60.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2003-07-08"},{"SOURCE_ROW_NUMBER":"163929","VIOLATION_NO":"6002416","ISSUE_DT":"09/17/2002","CFR_STANDARD_CD":"56.20003(a)","SIG_SUB_IND":"N","CITATION_TYPE_CD":"Citation","PROPOSED_PENALTY_AMT":"55.00","CURRENT_ASSESSMENT_AMT":"55.00","ASSESS_CASE_STATUS_CD":"Closed","sourceDate":"2002-09-17"}]},{"id":"msha-conferences","name":"Conferences","domains":["compliance","legal"],"products":["conference history","post-issuance changes","citation lifecycle"],"rowCount":5,"firstDate":"2004-03-12","lastDate":"2004-09-07","metrics":{"linkedIssuances":5},"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":6,"firstDate":"1986-03-01","lastDate":"2000-08-04","metrics":{"recentRows":0,"currentOperatorTenures":2,"completedOperatorTenures":4},"periods":{},"recentRecords":[]},{"id":"msha-inspections","name":"Inspections","domains":["safety","compliance"],"products":["inspection mix","on-site hours","event context","citation rate denominator"],"rowCount":13,"firstDate":"2000-08-09","lastDate":"2004-11-02","metrics":{"inspectors":14,"recentRows":0,"onSiteHours":142,"inspectionHours":210,"inspectionSamples":0},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"222942","EVENT_NO":"0879932","INSPECTION_BEGIN_DT":"11/02/2004","INSPECTION_END_DT":"11/02/2004","ACTIVITY_CODE":"37","ACTIVITY":"MISCELLANEOUS INSPECTION/INVESTIGATION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"7","SUM_TOTAL_ON_SITE_HOURS":"3","sourceDate":"2004-11-02"},{"SOURCE_ROW_NUMBER":"93421","EVENT_NO":"0879835","INSPECTION_BEGIN_DT":"08/18/2004","INSPECTION_END_DT":"08/20/2004","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"30","SUM_TOTAL_ON_SITE_HOURS":"21","sourceDate":"2004-08-18"},{"SOURCE_ROW_NUMBER":"704909","EVENT_NO":"0876338","INSPECTION_BEGIN_DT":"02/20/2004","INSPECTION_END_DT":"02/20/2004","ACTIVITY_CODE":"40","ACTIVITY":"SPECIAL ENFORCEMENT 1","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"5","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2004-02-20"},{"SOURCE_ROW_NUMBER":"765524","EVENT_NO":"0874821","INSPECTION_BEGIN_DT":"02/17/2004","INSPECTION_END_DT":"02/17/2004","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2004-02-17"},{"SOURCE_ROW_NUMBER":"802907","EVENT_NO":"0867798","INSPECTION_BEGIN_DT":"07/08/2003","INSPECTION_END_DT":"07/10/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"2","SUM_TOTAL_INSP_HOURS":"37","SUM_TOTAL_ON_SITE_HOURS":"22","sourceDate":"2003-07-08"},{"SOURCE_ROW_NUMBER":"606731","EVENT_NO":"0864903","INSPECTION_BEGIN_DT":"03/03/2003","INSPECTION_END_DT":"03/11/2003","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9","SUM_TOTAL_ON_SITE_HOURS":"5","sourceDate":"2003-03-03"},{"SOURCE_ROW_NUMBER":"252994","EVENT_NO":"0865053","INSPECTION_BEGIN_DT":"09/17/2002","INSPECTION_END_DT":"09/18/2002","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"11","SUM_TOTAL_ON_SITE_HOURS":"8","sourceDate":"2002-09-17"},{"SOURCE_ROW_NUMBER":"1107731","EVENT_NO":"0777605","INSPECTION_BEGIN_DT":"07/15/2002","INSPECTION_END_DT":"07/23/2002","ACTIVITY_CODE":"37","ACTIVITY":"MISCELLANEOUS INSPECTION/INVESTIGATION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"9","SUM_TOTAL_ON_SITE_HOURS":"2","sourceDate":"2002-07-15"},{"SOURCE_ROW_NUMBER":"211431","EVENT_NO":"0777533","INSPECTION_BEGIN_DT":"01/30/2002","INSPECTION_END_DT":"01/31/2002","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"17","SUM_TOTAL_ON_SITE_HOURS":"13","sourceDate":"2002-01-30"},{"SOURCE_ROW_NUMBER":"1060339","EVENT_NO":"0760810","INSPECTION_BEGIN_DT":"09/06/2001","INSPECTION_END_DT":"09/07/2001","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"19","SUM_TOTAL_ON_SITE_HOURS":"16","sourceDate":"2001-09-06"},{"SOURCE_ROW_NUMBER":"860620","EVENT_NO":"0716897","INSPECTION_BEGIN_DT":"11/08/2000","INSPECTION_END_DT":"11/08/2000","ACTIVITY_CODE":"16","ACTIVITY":"PART 50 AUDIT","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"8","SUM_TOTAL_ON_SITE_HOURS":"4","sourceDate":"2000-11-08"},{"SOURCE_ROW_NUMBER":"411447","EVENT_NO":"0716898","INSPECTION_BEGIN_DT":"11/08/2000","INSPECTION_END_DT":"11/15/2000","ACTIVITY_CODE":"01","ACTIVITY":"REGULAR INSPECTION","NBR_INSPECTOR":"1","SUM_TOTAL_INSP_HOURS":"32","SUM_TOTAL_ON_SITE_HOURS":"26","sourceDate":"2000-11-08"}]},{"id":"msha-mine-production-quarterly","name":"Mine Employment and Production — Quarterly","domains":["production","safety","compliance"],"products":["production trend","employee hours","rate denominators","seasonality"],"rowCount":26,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2004-Q3":{"hours":7712,"employees":13,"production":0},"2004-Q2":{"hours":7758,"employees":13,"production":0},"2004-Q1":{"hours":4665,"employees":9,"production":0},"2003-Q4":{"hours":7320,"employees":16,"production":0},"2003-Q3":{"hours":9672,"employees":12,"production":0},"2003-Q2":{"hours":8355,"employees":15,"production":0},"2003-Q1":{"hours":5218,"employees":12,"production":0},"2002-Q4":{"hours":7306,"employees":10,"production":0},"2002-Q3":{"hours":8029,"employees":13,"production":0},"2002-Q2":{"hours":7882,"employees":16,"production":0},"2002-Q1":{"hours":6145,"employees":16,"production":0},"2001-Q4":{"hours":5868,"employees":11,"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":6,"firstDate":null,"lastDate":null,"metrics":{},"periods":{"2000":{"hours":37657,"employees":17,"production":0},"2001":{"hours":30685,"employees":15,"production":0},"2002":{"hours":29362,"employees":14,"production":0},"2003":{"hours":30565,"employees":14,"production":0},"2004":{"hours":20135,"employees":12,"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":50,"firstDate":"2002-01-31","lastDate":"2003-07-09","metrics":{"recentRows":0,"actionTaken":50,"maxExposureRatio":0.4,"overExposureLimit":0,"exposureRatioTotal":0.55},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"31055","EVENT_NO":"0867798","SAMPLE_NO":"000000200305826700","SAMPLE_DATE":"07/09/2003","CONTAMINANT_DESC":"Quartz, respirable, >1% Qtz","CONCENTRATION":"0000.12","EXPOSURE_LIMIT":"0000.30","C_OVER_E":"00.40","JOB_CD_DESC":"Lab Technician","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2003-07-09"},{"SOURCE_ROW_NUMBER":"31054","EVENT_NO":"0867798","SAMPLE_NO":"000000200305826600","SAMPLE_DATE":"07/09/2003","CONTAMINANT_DESC":"Respirable dust, <.1mg","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0000.00","C_OVER_E":"00.00","JOB_CD_DESC":"Dredge/Barge Operator","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2003-07-09"},{"SOURCE_ROW_NUMBER":"23772","EVENT_NO":"0777533","SAMPLE_NO":"000000200200550016","SAMPLE_DATE":"01/31/2002","CONTAMINANT_DESC":"Zinc oxide fumes","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0005.00","C_OVER_E":"00.00","JOB_CD_DESC":"Welder, etc.","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2002-01-31"},{"SOURCE_ROW_NUMBER":"23771","EVENT_NO":"0777533","SAMPLE_NO":"000000200200550015","SAMPLE_DATE":"01/31/2002","CONTAMINANT_DESC":"Vanadium fumes","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0050.00","C_OVER_E":"00.00","JOB_CD_DESC":"Welder, etc.","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2002-01-31"},{"SOURCE_ROW_NUMBER":"23770","EVENT_NO":"0777533","SAMPLE_NO":"000000200200550014","SAMPLE_DATE":"01/31/2002","CONTAMINANT_DESC":"Titanium dioxide fumes","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0010.00","C_OVER_E":"00.00","JOB_CD_DESC":"Welder, etc.","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2002-01-31"},{"SOURCE_ROW_NUMBER":"23769","EVENT_NO":"0777533","SAMPLE_NO":"000000200200550013","SAMPLE_DATE":"01/31/2002","CONTAMINANT_DESC":"Nickel fumes","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0001.00","C_OVER_E":"00.00","JOB_CD_DESC":"Welder, etc.","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2002-01-31"},{"SOURCE_ROW_NUMBER":"23768","EVENT_NO":"0777533","SAMPLE_NO":"000000200200550012","SAMPLE_DATE":"01/31/2002","CONTAMINANT_DESC":"Molybdenum fumes","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0010.00","C_OVER_E":"00.00","JOB_CD_DESC":"Welder, etc.","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2002-01-31"},{"SOURCE_ROW_NUMBER":"23767","EVENT_NO":"0777533","SAMPLE_NO":"000000200200550011","SAMPLE_DATE":"01/31/2002","CONTAMINANT_DESC":"Manganese fumes","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0005.00","C_OVER_E":"00.00","JOB_CD_DESC":"Welder, etc.","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2002-01-31"},{"SOURCE_ROW_NUMBER":"23766","EVENT_NO":"0777533","SAMPLE_NO":"000000200200550010","SAMPLE_DATE":"01/31/2002","CONTAMINANT_DESC":"Magnesium oxide fumes","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0010.00","C_OVER_E":"00.00","JOB_CD_DESC":"Welder, etc.","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2002-01-31"},{"SOURCE_ROW_NUMBER":"23765","EVENT_NO":"0777533","SAMPLE_NO":"000000200200550009","SAMPLE_DATE":"01/31/2002","CONTAMINANT_DESC":"Lead fumes","CONCENTRATION":"0000.00","EXPOSURE_LIMIT":"0150.00","C_OVER_E":"00.00","JOB_CD_DESC":"Welder, etc.","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2002-01-31"},{"SOURCE_ROW_NUMBER":"23764","EVENT_NO":"0777533","SAMPLE_NO":"000000200200550008","SAMPLE_DATE":"01/31/2002","CONTAMINANT_DESC":"Iron oxide fumes","CONCENTRATION":"0000.18","EXPOSURE_LIMIT":"0010.00","C_OVER_E":"00.02","JOB_CD_DESC":"Welder, etc.","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2002-01-31"},{"SOURCE_ROW_NUMBER":"23763","EVENT_NO":"0777533","SAMPLE_NO":"000000200200550007","SAMPLE_DATE":"01/31/2002","CONTAMINANT_DESC":"Copper fumes","CONCENTRATION":"0000.74","EXPOSURE_LIMIT":"0100.00","C_OVER_E":"00.01","JOB_CD_DESC":"Welder, etc.","ACTION_TAKEN_DESC":"NO ACTION","sourceDate":"2002-01-31"}]},{"id":"msha-violations","name":"Violations","domains":["compliance","safety","legal"],"products":["citation and order record","condition text","Title 30 linkage","abatement patterns"],"rowCount":20,"firstDate":"2000-08-09","lastDate":"2004-08-18","metrics":{"ss":2,"amountDue":1285,"contested":0,"amountPaid":1285,"recentRows":0,"section104d":0,"unterminated":0,"proposedPenalty":1285},"periods":{},"recentRecords":[{"SOURCE_ROW_NUMBER":"2672275","VIOLATION_NO":"6014717","VIOLATION_ISSUE_DT":"08/18/2004","SIG_SUB":"N","PART_SECTION":"56.12025","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"08/18/2004","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2004-08-18"},{"SOURCE_ROW_NUMBER":"2672274","VIOLATION_NO":"6014716","VIOLATION_ISSUE_DT":"08/18/2004","SIG_SUB":"N","PART_SECTION":"56.20003(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"08/18/2004","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2004-08-18"},{"SOURCE_ROW_NUMBER":"2672273","VIOLATION_NO":"6014715","VIOLATION_ISSUE_DT":"08/18/2004","SIG_SUB":"N","PART_SECTION":"56.20003(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"08/18/2004","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2004-08-18"},{"SOURCE_ROW_NUMBER":"2672272","VIOLATION_NO":"6014714","VIOLATION_ISSUE_DT":"08/18/2004","SIG_SUB":"N","PART_SECTION":"56.20003(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"HighNegligence","TERMINATION_DT":"08/18/2004","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2004-08-18"},{"SOURCE_ROW_NUMBER":"2672271","VIOLATION_NO":"6014713","VIOLATION_ISSUE_DT":"08/18/2004","SIG_SUB":"N","PART_SECTION":"56.12030","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"08/18/2004","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2004-08-18"},{"SOURCE_ROW_NUMBER":"2672266","VIOLATION_NO":"6013410","VIOLATION_ISSUE_DT":"10/30/2003","SIG_SUB":"N","PART_SECTION":"41.12","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"NoLikelihood","INJ_ILLNESS":"NoLostDays","NO_AFFECTED":"0","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"01/20/2004","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2003-10-30"},{"SOURCE_ROW_NUMBER":"2672265","VIOLATION_NO":"6007874","VIOLATION_ISSUE_DT":"07/09/2003","SIG_SUB":"N","PART_SECTION":"56.13015","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Permanent","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"11/17/2003","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2003-07-09"},{"SOURCE_ROW_NUMBER":"2672264","VIOLATION_NO":"6007873","VIOLATION_ISSUE_DT":"07/09/2003","SIG_SUB":"N","PART_SECTION":"56.20003(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"07/09/2003","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2003-07-09"},{"SOURCE_ROW_NUMBER":"2672263","VIOLATION_NO":"6007872","VIOLATION_ISSUE_DT":"07/09/2003","SIG_SUB":"Y","PART_SECTION":"56.11004","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Reasonably","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"07/09/2003","PROPOSED_PENALTY":"84","AMOUNT_DUE":"84","AMOUNT_PAID":"84","CONTESTED_IND":"N","sourceDate":"2003-07-09"},{"SOURCE_ROW_NUMBER":"2672262","VIOLATION_NO":"6007871","VIOLATION_ISSUE_DT":"07/08/2003","SIG_SUB":"N","PART_SECTION":"56.12025","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"Fatal","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"07/08/2003","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2003-07-08"},{"SOURCE_ROW_NUMBER":"2672261","VIOLATION_NO":"6007870","VIOLATION_ISSUE_DT":"07/08/2003","SIG_SUB":"N","PART_SECTION":"56.12030","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"LowNegligence","TERMINATION_DT":"07/09/2003","PROPOSED_PENALTY":"60","AMOUNT_DUE":"60","AMOUNT_PAID":"60","CONTESTED_IND":"N","sourceDate":"2003-07-08"},{"SOURCE_ROW_NUMBER":"2672278","VIOLATION_NO":"6002416","VIOLATION_ISSUE_DT":"09/17/2002","SIG_SUB":"N","PART_SECTION":"56.20003(a)","CIT_ORD_SAFE":"Citation","LIKELIHOOD":"Unlikely","INJ_ILLNESS":"LostDays","NO_AFFECTED":"1","NEGLIGENCE":"ModNegligence","TERMINATION_DT":"09/17/2002","PROPOSED_PENALTY":"55","AMOUNT_DUE":"55","AMOUNT_PAID":"55","CONTESTED_IND":"N","sourceDate":"2002-09-17"}]}],"safety":{"href":"/api/v1/mines/4607091/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/4607091/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":"Grounding circuit enclosures.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12025","part":"56","subchapter":"K","subpart":"K","id":"56.12025","citation":"30 CFR 56.12025","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":"Housekeeping.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-S/section-56.20003","part":"56","subchapter":"K","subpart":"S","id":"56.20003","citation":"30 CFR 56.20003","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":5},{"chapter":"I","heading":"Correction of dangerous conditions.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-K/section-56.12030","part":"56","subchapter":"K","subpart":"K","id":"56.12030","citation":"30 CFR 56.12030","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":"Changes; notification by operator.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-G/part-41/subpart-B/section-41.12","part":"41","subchapter":"G","subpart":"B","id":"41.12","citation":"30 CFR 41.12","chapterHeading":"CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR","subchapterHeading":"SUBCHAPTER G—FILING AND OTHER ADMINISTRATIVE REQUIREMENTS","partHeading":"PART 41—NOTIFICATION OF LEGAL IDENTITY","subpartHeading":"","text":null,"occurrenceCount":1},{"chapter":"I","heading":"Inspection of compressed-air receivers and other unfired pressure vessels.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-L/section-56.13015","part":"56","subchapter":"K","subpart":"L","id":"56.13015","citation":"30 CFR 56.13015","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":"Portable rigid ladders.","officialUrl":"https://www.ecfr.gov/current/title-30/chapter-I/subchapter-K/part-56/subpart-J/section-56.11004","part":"56","subchapter":"K","subpart":"J","id":"56.11004","citation":"30 CFR 56.11004","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":"4607091","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}