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Building Foundations <br />• The proposed building should be supported on a mat foundation, constructed on a newly <br />placed layer of compacted structural fill. <br />• 1,500 lbs/ftz maximum allowable soil bearing pressure. <br />• The mat foundation, including the reinforcing steel, should be designed by the project <br />structural engineer. <br />Retaining Wall and Site Wall Foundations: <br />• Conventional shallow foundations, supported in newly placed compacted fill. <br />• 2,500 lbs/ftz maximum allowable soil bearing pressure. <br />• Reinforcement consisting of at least four (4) No. 5 rebars (2 top and 2 bottom) in strip <br />footings. <br />Pavements <br />ASPHALT PAVEMENTS (R = 30) <br />Thickness (inches) <br />Materials <br />Auto Parking Auto Drive Lanes Light Truck Traffic <br />(TI = 4.0)(TI = 5.0)(TI = 6.0) <br />Asphalt Concrete 3 3 31/2 <br />Aggregate Base 3 6 8 <br />Compacted Subgrade 12 12 12 <br />PORTLAND CEMENT CONCRETE PAVEMENTS <br />Thickness (inches) <br />Materials Automobile Parking and Drive Truck Traffic Areas <br />Areas (TI =6.0) <br />PCC 5 51/2 <br />Compacted Subgrade <br />(95% minimum compaction) <br />12 12 <br />1 SOUTHERN G&M Convenience Store #72 - Santa Ana, CA <br />CALIFORNIA Project No. 16G 123-1R <br />GEOTECHNICAL Page 2