2025-11-21_REVISION - M1980244 ‎(2)‎

• Permit No: M1980244
• IBM Index Class Name: Revision
• Doc Date: 11/21/2025
• Doc Name Note: 1 ROC Report
• Doc Name: Adequacy Review Response
• From: CC&V
• To: DRMS
• Type & Sequence: TR153
• Email Name: ERR
• Email Name: ZTT
• Media Type: D
• Archive: No

P:\Projects\0106.071 2025 Resident\J-REPORTS\VLF2 P3 Stage B.1
RoC Page 2
TABLE OF CONTENTS

1. INTRODUCTION ...................................................................................................................... 6
1.1. Project Description ......................................................................................................... 7
1.2. Parties Involved .............................................................................................................. 7
1.3. Design Drawings and Technical Specifications ................................................................ 8
1.4. Use of this Report ........................................................................................................... 8
2. VLF2 PHASE 3 CONSTRUCTION ACTIVITIES............................................................................. 8
2.1. Clearing and Grubbing .................................................................................................... 9
2.2. Site Grading .................................................................................................................... 9
2.3. Subgrade Preparation ..................................................................................................... 9
2.4. Soil Liner Fill .................................................................................................................... 9
2.5. 80-mil Geomembrane ................................................................................................... 10
2.6. Drain Cover Fill ............................................................................................................. 10
2.7. 80-mil Anchor Trench ................................................................................................... 1 1
3. CONSTRUCTION QUALITY ASSURANCE/CONSTRUCTION QUALITY CONTROL ...................... 11
3.1. Testing Standards ......................................................................................................... 12
3.1.1. Earthworks Testing Standards ......................................................................... 12
3.1.2. Geomembrane Testing Standards ................................................................... 12
3.2. Earthworks Construction Quality Assurance ................................................................. 13
3.2.1. Structural Fill ................................................................................................... 13
3.2.2. Soil Liner Fill .................................................................................................... 13
3.2.3. Drain Cover Fill ................................................................................................ 14
3.3. Geosynthetics Quality Control Submittals .................................................................... 14
3.3.1. Geomembrane Installation Personnel Resumes.............................................. 14
3.3.2. Geomembrane Roll QC Certificates ................................................................. 14
3.3.3. Geomembrane Resin QC Certificates .............................................................. 15
3.3.4. Geomembrane Welding Rod QC Certificates .................................................. 15
3.4. Geomembrane Construction Quality Assurance ........................................................... 15
3.4.1. Geomembrane Third Party Conformance Testing ........................................... 16
3.4.2. Geomembrane Panel Deployment .................................................................. 16
3.4.3. Geomembrane Fusion Seaming ...................................................................... 16
3.4.4. Geomembrane Extrusion Seaming .................................................................. 17
3.4.5. Geomembrane Destructive Testing ................................................................. 17
3.4.6. Geomembrane Pressure Testing ..................................................................... 17
3.4.7. Geomembrane Defects and Repairs ................................................................ 18
3.4.8. Geomembrane Acceptance ............................................................................. 18
4. PROJECT DEVIATIONS .......................................................................................................... 18
5. ENGINEER’S OPINION ........................................................................................................... 19