2023-07-19_REVISION - M2021052 ‎(26)‎

• Permit No: M2021052
• IBM Index Class Name: Revision
• Doc Date: 7/19/2023
• Doc Name Note: Table of Contents
• Doc Name: Adequacy Review Response
• From: IHC Scott
• To: DRMS
• Type & Sequence: AM1
• Email Name: ACY
• Email Name: THM
• Media Type: D
• Archive: No

Rifle Gravel Pit#1 JUly 2023
5.2.2.1 Mining Methods and Earthmoving 28
5.2.2.2 Water Diversions and Impoundments 28
5.2.2.3 Water Handling, Dewatering, and Permits 29
5.2.3 Mining Extraction (Phase 3 [P3]) 29
5.2.3.1 Mining Methods and Earthmoving 30
5.2.3.2 Water Diversions and Impoundments 31
5.2.3.3 Water Handling and Dewatering 31
5.2.4 Explosives 31
5.2.5 Schedule of Operations 31
5.2.6 Existing or Proposed Roads 32
5.2.7 Drainage and Runoff Conveyance 32
5.2.8 Final Reclamation (Phase 4[P4]) 32
6.3 Mining Timetable 33
6.0 Exhibit E—Reclamation Plan 33
6.1 Description and Types of Reclamation 34
6.1.1 Rule 3.1 —Reclamation Performance Standards and Requirements 34
6.1.1.1 Materials Handling 37
6.1.1.2 Topsoiling 37
6.1.1.3 Revegetation 38
6.1.1.4 Buildings and Structures 39
6.1.1.5 Signs and Markers 39
6.1.1.6 Spill Reporting 39
6.2 Post-Mining Land Use 39
6.3 Implementation of the Reclamation Plan 40
6.3.1 Topsoil Segregation, Preservation, and Replacement 40
6.3.2 Final Grading 40
6.3.3 Seeding 41
6.3.3.1 Temporary Seed Mix 41
6.3.3.2 Permanent Upland Seed Mix 41
6.3.3.3 Wetland Seed Mix 41
6.3.4 Fertilization 41
6.4 Revegetation Success Criteria 42
6.5 Noxious Weed Control 42
6.6 Reclamation Plan Schedule 42
6.6.1 Previously Disturbed/Unnecessary Areas 42
6.6.2 Active Mining Areas 43
6.7 Monitoring Reclamation Success 43
7.0 Exhibit F—Reclamation Plan Map 44
8.0 Exhibit G—Water Information 47
8.1.1.1 Water—General Requirements 47
8.1.1.2 Groundwater—Specific Requirements 47
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