Transcription of CHAPTER 8 PRECAST PRETENSIONED CONCRETE GIRDERS …
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CHAPTER 8 PRECAST PRETENSIONED CONCRETE GIRDERS 8-i BRIDGE DESIGN PRACTICE FEBRUARY 2015 CHAPTER 8 PRECAST PRETENSIONED CONCRETE GIRDERS TABLE OF CONTENTS INTRODUCTION .. 8-1 PRECAST GIRDER FEATURES .. 8-3 Typical Sections and Span Ranges .. 8-3 Primary Characteristics of PRECAST Girder Design .. 8-7 Methods to Vary Strand Eccentricity and Force .. 8-11 PRECAST BRIDGE TYPES .. 8-15 Single-Span Bridges .. 8-15 Multi-Span Bridges .. 8-16 Spliced Girder Bridges .. 8-22 DESIGN CONSIDERATIONS .. 8-26 Materials .. 8-26 Prestress Losses .. 8-27 Flexure .. 8-30 Shear .. 8-31 Deflection and Camber .. 8-32 Anchorage Zones .. 8-37 Diaphragms and End Blocks .. 8-37 Lateral Stability .. 8-38 DESIGN FLOW CHART .. 8-39 DESIGN EXAMPLE .. 8-41 Problem Statement.
Chapter 8 – Precast Pretensioned Concrete Girders 8-1 BRIDGE DESIGN PRACTICE FEBRUARY 2015 CHAPTER 8 PRECAST PRETENSIONED CONCRETE GIRDERS 8.1 INTRODUCTION Precast concrete elements such as girders, piles, deck panels, and pavement are
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Prestressed concrete, Concrete, Post, Tensioned, POST TENSIONED, PRESTRESSED, PRESTRESSED CONCRETE STRUCTURES, FUTURE SLAB PENETRATIONS and DEMOLITION, Future slab penetrations and demolition of post-tensioned floors, Tensioned Concrete, RCC and Post-tensioned Flat Slabs, Design example 2-way mondada 093090, Prestressed concrete Wire and strands, EVALUATION AND REPAIR OF EXISTING POST, Bridge Design Manual