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CITY OF SANTA ANA <br />APPENDIX I <br />PROJECT NO.: XX-XXXX <br />PROJECT TITLE <br />The asphalt concrete trench pavement replacement for each street shall consist of an asphalt <br />concrete base course and a 2" thick asphalt concrete surface course. The asphalt concrete <br />trench pavement replacement shall be adjusted to match existing street section. <br />Recommendations are as follows: <br />Arterial Streets: <br />Deep lift asphalt concrete pavement consisting of an asphalt concrete Base Course <br />and 2" asphalt concrete Surface Course. Thickness of entire section and base <br />course shall be as shown on plans. In the absence of a detail on the plans, a 12" <br />thick deep lift asphalt concrete pavement consisting of 10" thick asphalt concrete <br />Base Course and 2" asphalt concrete Surface Course shall be constructed. <br />Local Streets: <br />Deep lift asphalt concrete pavement consisting of an asphalt concrete Base Course <br />and 2" asphalt concrete Surface Course. Thickness of entire section and base <br />course shall be as shown on plans. In the absence of a detail on the plans, a 6" thick <br />deep lift asphalt concrete pavement consisting of 4" thick asphalt concrete Base <br />Course and 2" asphalt concrete Surface Course shall be constructed. <br />The required asphalt concrete mix designs shall be as follows: <br />Base Course <br />Overlay/Surface Course <br />Crack Filler <br />III-B3-AR-4000 or PG 64-10 <br />III-C3-AR-4000 or PG 64-10 <br />III-F-AR-4000 or PG 64-10 <br />6.08 PERMANENT PORTLAND CEMENT CONCRETE (PCC) TRENCH PAVEMENT <br />AND BUS PAD REPLACEMENT <br />PCC pavement replacement shall be at least 6 inches thick and shall be 1 inch thicker than <br />the existing pavement. <br />Existing concrete pavement adjacent to trench operations shall be sawcut and drilled with <br />#4 dowel bars epoxy coated and or approved. <br />Construction and installation of dowels shall be per City of Santa Ana Standard Plan No. <br />1428A, the construction plans, and these specifications. <br />PCC pavement replacement and bus pad replacement shall conform to Sections, 400, 200, <br />201, and 302 of the Standard Specifications and these Special Provisions. <br />PCC used for street pavement and bus pad construction shall be minimum class 560-A- <br />3250. In addition to these minimum requirements, the concrete shall possess the following <br />characteristics: <br />Flexural strength at 28 days: 550 p.s.i. min. <br />Flexural strength at 7 days: 430 p.s.i. min. <br />