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INTERNATIONAL JOURNAL OF CIVIL AND STRUCTURAL ENGINEERING Volume 1, No 3, 2010

Copyright 2010 All rights reserved Integrated Publishing services

Research article

ISSN 0976

4399

and live load from Bridge rules, Rules specifying the loads for designing the super­ structure and sub­structure of bridges and for assessing the strength of existing bridges (Indian Railway Standard code) on the top of underpass RCC bridge is considered. As there is a top loading, there is reaction at bottom also. This underpass RCC bridge is provided for city traffic also. For that purpose live load from IRC: 6­2000 inside the underpass RCC bridge is considered.

Vertical

Earth Pressure due to backfill

Earth Pressure due to backfill

Reaction at bottom

Figure 1: 2D Model of RCC Underpass Bridge

2D underpass RCC bridge model shown in Figure 1 is analyzed considering without soil structure interaction.

Figure 2: 3D Model of RCC Underpass Bridge 3D underpass RCC bridge model shown in figure 2 is analyzed considering without soil structure interaction.

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