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Permittee/ <br />Person <br />TWENTYMILE COAL LLC <br />U. S. DEPT. OF THE INTERIOR <br />OFFICE OF SURFACE MINING <br />Mine Site Evaluation <br />Permit <br />Number <br />-1982 -056 <br />Field Visit <br />Date <br />10/17/2011 <br />State Program <br />Continuation Page <br />28. Performance Standard Categories <br />Codes: 1= Compliance, 2= Noncompliance, 3 =Not Planned, 4 =Not Started, 5= Noncompliance Identified Elsewhere, 6= Previously Cited <br />A. Administrative <br />1. 1 Mining within Valid Permit <br />2. _ Mining within Bonded Area <br />3. Terms & Conditions of Permit <br />4. 1 Liability Insurance <br />5. 1 Ownership and Control <br />6. _ Temporary Cessation <br />7. - AML Rec. Fees -- Non - Respondent <br />8. _ AML Rec. Fees -- Failure to Pay <br />B. Hydrologic Balance <br />1. 1 Drainage Control <br />2. 1 Inspections & Certifications <br />3. Siltation Structures <br />4. 1 Discharge Structures <br />5. 1 Diversions <br />6. Effluent Limits <br />7. Ground Water Monitoring <br />8._ Surface Water Monitoring <br />9._ Drainage -- Acid -Toxic Materials <br />10. 1 Impoundments <br />11. Stream Buffer Zones <br />C. Topsoil & Subsoil <br />1. 1 Removal <br />2._ Substitute Materials <br />3. 1 Storage and Protection <br />4. 1 Redistribution <br />D. Backfilling & Grading <br />1. Exposed Openings <br />2. 1 Contemporaneous Reclamation <br />3. Approximate Original Contour <br />4._ Highwall Elimination <br />5. Steep Slopes (includes downslope) <br />6. Handling of Acid & Toxic Materials <br />7. Stabilization (rills and gullies) <br />E. Excess Spoil Disposal <br />1. Placement <br />2. Drainage Control <br />3. Surface Stabilization <br />4. Inspections & Certifications <br />F. Coal Mine Waste <br />(Refuse Piles /Impoundments) <br />1. Drainage Control <br />2. Surface Stabilization <br />3. Placement <br />4. Inspections and Certifications <br />5. Impounding Structures <br />G. Use Of Explosives <br />1. Blaster Certification <br />2. Distance Prohibitions <br />3. Blast Survey /Schedule <br />4. Warnings & Records <br />5. Control of Adverse Effects <br />General <br />Category <br />Performance <br />1) <br />H. _Subsidence Control Plan <br />I. Roads <br />1. Road Construction <br />2. Certification <br />3. Drainage <br />4. 1 Surfacing and Maintenance <br />5. Reclamation <br />J. Signs & Markers <br />1. 1 Signs <br />2. 1 Markers <br />K. _Distance Prohibitions <br />L. Revegetation <br />1. 1 Vegetative Cover <br />2. Timing <br />M. 1 Postmining Land Use <br />N. Other <br />2) <br />3) <br />2. Inspections & Certifications 49f a)(10) <br />3. Siltation Structures 46 <br />4. Discharge Structures I <br />5. Diversions 13 <br />6. Effiumt Limits 12 <br />7 . Ground mater Monitoring 411c) <br />S. Surface Water Monitoring 4111e) <br />9. Drainage- Acid - ToxicMatenals 41(f) <br />10. Impoundment 19 <br />11. Stream Buffer Zones - 7 <br />C. Topsoil & Subsoil (3161317.22) <br />Performance Standard Categories <br />30 CFR Counterparts E. <br />1 <br />A. Administrative <br />1, Valid Pem2it 773.11 <br />2. Mining within Bonded Area 772.11 <br />3. Tams d:. Conditions of Permit 77'2.17 <br />4. LiabilityInouance 100.60 <br />5. Omiership and Control 7 <br />6. Temporary Cessation 542.11(e) &516;51 -.131 <br />7, AML Rec. Fees -Non- Respondent S- D.15(b) <br />S. AML Rec. Fees- Failure to Pay S <br />B. Hydrologic Balance (316/317.41 - 57) <br />1. Removal ------------------ --- ---------- - <br />2. Subtrituts Materials. 22(c) <br />3. Storage and Protection 22(c) <br />4. Redistribution 22(d) <br />l.Backfillin & Grading 516817.95 -107) <br />1. Exposed Openings -------------- S16'S1713.14,15.& 523.11 &21 <br />2. Contemporaneous Reclamation 100 <br />3. Approximate Original Contour 102(a)(1) <br />4. High callElirnination 102fa)2) <br />5: Steep Slopes (includes do'znslope) 107 <br />6. Handling of Acid & Toxic Mat_riaL 102(c) <br />7. Stabilization (rills and gullie :) 95(b) <br />Excess Spoil Disposal (816117.71-74) <br />Placement. Control 3. Surface Stabilization. <br />4.. Inspections & Certifications <br />F. Coal Mine Waste (Refuse Pies/Impoundments) -816117.81.1:33:14:): <br />1. Drainage Control <br />Surface Stabilization <br />3. Placement <br />4. Inspections and Certifications S3() <br />Impounding Structures S4 <br />G. Use of Explosives (316/317.61 -68) <br />1.. BlaaerCertificatiorr 61(c) <br />2. Distance. Prohibitions -61(3) <br />3. Blast Sur ev'Schedule 62 <br />4. Warnings & Records 66 & 6S <br />5. Control of Adverse Effects 67 <br />H. Subsidence Control Plan (317.121 -122) <br />I. Roads <br />1.. Road Construction <br />2. Certification <br />3. Drainage <br />4. Surfacing and Mautniance <br />J. Signs & Markers 316317.11) <br />1. Signs 11(a)(b). &(c) <br />2. Markers 11(a),(b),(d),(e. &i'f <br />K. Distance Prohibitions (761.11) <br />L. Revegetation <br />1. Vegetative Cover <br />2. Timing <br />AL Postmining Land Use <br />71(e) <br />71(f <br />7 1(g) <br />71) <br />(816317.150 -151) <br />150(c) <br />151(a) <br />I50(b)- 151(d) <br />1500(e)- I51(d) <br />(316`317.111 - 116) <br />111 &116 <br />113 <br />(316, 317.133) <br />Page 2 of <br />Revised October 1.2010 <br />