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Sheth Parth Nayankumar

SD4005

DESIGN OF PSC POST-TENSIONED I-GIRDER BRIDGE

The project aims to analyze, design and detail a bridge consisting of prestressed post tensioned concrete I-girders in the superstructure and rectangular pier and pile foundation in substructure. After finalization of General Arrangement drawings, STAAD software has been used for Grillage analysis and its results are further used in design of various elements of superstructure as well as substructure (carried out in Excel). Detailed drawings for final outcome of the design are prepared for both superstructure and substructure. The design follows the relevant provisions in IRC (Indian Roads Congress) code which is used for construction of majority of Indian bridges.


Report Content

Problem Statement , GAD

Grillage Analogy

Load Calculation for Super-Structure

Grillage Results, Pre-stress Force & Cable Calculation

Pre-stress Loss Calculation, Loss Summary, Check For ULS & Shear

Design of Deck Slab

Pier Cap - Loads & Design

Pier - Loads & Design

Design of Pile Foundation & Pile Cap

Detailing of Deck Slab , Cable Profile