<abstract xmlns="http://www.w3.org/1999/xhtml"><p>In the paper, the influence of different types of bedding and backfill soil surrounding underground sewage duct on its deformation was analysed. Impact of increased soil lateral pressure was examined by considering the construction of an embankment nearby the underground pipeline. Numerical computations of three different variants of bedding and backfill soil surrounding the pipe were carried out. Displacements and deformation of the pipe were calculated using the finite element method with adoption of elastic-perfectly plastic constitutive model of soil. Subsequent stages of the construction were taken into account. Shear strength reduction method was applied to evaluate the factor of safety of the entire system. Finally, the results and conclusions were depicted.</p></abstract>

In the paper, the influence of different types of bedding and backfill soil surrounding underground sewage duct on its deformation was analysed. Impact of increased soil lateral pressure was examined by considering the construction of an embankment nearby the underground pipeline. Numerical computations of three different variants of bedding and backfill soil surrounding the pipe were carried out. Displacements and deformation of the pipe were calculated using the finite element method with adoption of elastic-perfectly plastic constitutive model of soil. Subsequent stages of the construction were taken into account. Shear strength reduction method was applied to evaluate the factor of safety of the entire system. Finally, the results and conclusions were depicted.

Influence of bedding and backfill soil type on deformation of buried sewage pipeline

Wrocław University of Science and Technology

Studia Geotechnica et Mechanica

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

In the paper, the influence of different types of bedding and backfill soil surrounding underground sewage duct on its deformation was analysed. Impact of...

Influence of bedding and backfill soil type on deformation of buried sewage pipeline

Article Category: Research Article

Published Online: Dec 21, 2018

Page range: 313 - 320

Received: Oct 18, 2018

Accepted: Nov 15, 2018

DOI: https://doi.org/10.2478/sgem-2018-0035

Keywords
Numerical analysis, buried PE pipe

© 2018 Szczepan Grosel et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Influence of bedding and backfill soil type on deformation of buried sewage pipeline

Article Category: Research Article

Published Online: Dec 21, 2018

Page range: 313 - 320

Received: Oct 18, 2018

Accepted: Nov 15, 2018

DOI: https://doi.org/10.2478/sgem-2018-0035

KeywordsNumerical analysis, buried PE pipe

© 2018 Szczepan Grosel et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
Numerical analysis, buried PE pipe