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Mr. Clyde Ellis , July 1 , 2003 , Page 2 <br /> ' ® ® ® Kimley- Horn <br /> and Associates , Inc . <br /> • 462 -4 . 2 . 1 Post-Tensioning Anchorages : Galvanize the <br /> ' body of the anchorage . <br /> • 462 -4 .2 . 4 Permanent Grout Caps : Seal the grout cap <br /> ' with " O " ring seals placed directly against the bearing <br /> plate . <br /> ' • 462-4 . 2 . 5 . 1 General : Use corrugated plastic duct in all <br /> post-tensioning systems for all internal tendons . <br /> • 462 .4 .2 . 5 . 1 General : Ensure that all connectors , <br /> connections and components of the PT system hardware <br /> are air and water tight. <br /> ' • 462 -4 . 2 . 5 . 5 . 3 Corrugated Duct Connections and Fittings : <br /> Make all splices, joints and coupling connections with <br /> mechanical couplers or plastic sleeves in conjunction <br /> with a shrink sleeve . <br /> • 462-4 . 3 Grout : Fill ducts using prebagged grout <br /> material . (Ref: Specification 938 PT Grout) <br /> ' . 462-7 .4 Location of Grout Inlets and Outlets : Place <br /> grout inlets and outlets at the top of the tendon <br /> anchorage and at the top of the grout cap . <br /> ' • 462-7 . 6 Internal Duct Pressure Test: Pressure test all <br /> internal ducts . <br /> • 462- 11 . 1 Grouting Operations Plan : Submit a grouting <br /> operation plan for approval . <br /> • 462 - 11 .4 Equipment (General) : Provide grouting <br /> equipment using a high-speed shear colloidal mixer. <br /> • 462 . 11 .4 . 4 Vacuum Grouting Equipment : Provide <br /> vacuum grouting equipment at the job site concurrently <br /> with all pressure grouting operations . <br /> ' • 462 - 11 .4 . 5 Stand-by Equipment : During grouting <br /> operations, provide a stand-by grout mixer and pump . <br /> ' • 462- 11 . 5 . 7 Post-Grouting Operations and Inspection : <br /> After grout has cured, drill and inspect for grout voids <br /> behind the bearing plate . <br /> ' G:W7035008Tonstruction Phase\Wp\VSLO Ldoc <br />