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LIMITATIONS REFERENCES/BIBLIOGRAPHY TABLES 1 AND 3* FIGURES* ATTACHMENT A INTERFACE SHEAR STRENGTH TESTING DATA MODULES 1 AND 3 LINER SYSTEM ATTACHMENT B RESULTS OF STATIC SLOPE STABILITY ANALYSES* ATTACHMENT C DR. NORMAN ABRAHAMSON'S SEISMIC HAZARD REPORT ATTACHMENT D DETERMINATION OF YIELD ACCELERATION VALUES* Geotechnical Analyses for NCRCSL Department of Public Works/Solid Waste Shaw Environmental, Inc. County of San Joaquin —December 12, 2007 ll * Removed 01/14/2010 CONTENTS (Continued) 7.1 Check of Existing Geonet/Geocomposite Drainage Layers 7-1 7. 1.1 Geonet Drain in Module 1 and 3 7-1 7.1.2 Geocomposite Drain in Module 4 7-1 7.2 Design of Geocomposite Drain for Future Modules 7-2 8 GEOMEMBRANE PUNCTURE PROTECTION 8-1 8.1 General 8-1 8.2 Existing Geomembrane Liner in Module 4 8-1 8.3 Geomembrane Liners in future Modules 8-2 8.3.1 Puncture Protection against Crushed Gravel 8-2 8.3.2 Puncture protection against Rounded Gravel 8-2 9 CONCLUSIONS AND RECOMMENDATIONS 9-1 9.1 Conclusions 9-1 9.1.1 Slope Stability Analyses Results 9-1 9.1.2 Structural Design of Leachate Collection Pipes 9-1 9.1.3 Flow Capacity of Geonets/Geocomposite Drains 9-2 9.1.4 Puncture Protection of Geomembranes 9-2 9.2 Recommendations 9-2 9.2.1 Liner System Shear Strength Requirements 9-2 9.2.2 Leachate Pipes within the Future Modules 9-3 9.2.3 Geocomposite Drains within the Future Modules 9-4 9.2.4 Geomembrane Puncture Protection within the Future Modules 9-4 LIMITATIONS REFERENCES/BIBLIOGRAPHY TABLES 1 AND 3* FIGURES* ATTACHMENT A INTERFACE SHEAR STRENGTH TESTING DATA MODULES 1 AND 3 LINER SYSTEM ATTACHMENT B RESULTS OF STATIC SLOPE STABILITY ANALYSES* ATTACHMENT C DR. NORMAN ABRAHAMSON'S SEISMIC HAZARD REPORT ATTACHMENT D DETERMINATION OF YIELD ACCELERATION VALUES* Geotechnical Analyses for NCRCSL Department of Public Works/Solid Waste Shaw Environmental, Inc. County of San Joaquin —December 12, 2007 ll * Removed 01/14/2010