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Large-scale testing and finite-element simulation of twin square anchor plates embedded at shallow depth in layered soil media

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Abstract

The motivation and scope of the present work are to investigate the interaction phenomenon of two closely spaced square plate anchors through physical modelling and validating it with the help of finite-element modelling. In the present study, different sizes of plate anchors are considered for studying their uplift behaviour when they are laid as single as well as in a group of two symmetrical anchors. A large-scale model testing facility has been developed and fabricated in order to perform the physical modelling. In physical modelling, poorly graded, dry Quartzanium sand is utilized as the foundation material. PLAXIS3D, a finite-element software for geotechnical engineering, has been used to validate the experimental results obtained from the large-scale model testing facility. The effects of embedment depth and size of the anchor plate as well as layering in soil media are the parameters considered in order to determine the interaction factors with respect to the uplift capacity and displacement of anchors.

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Acknowledgements

The second author would like to acknowledge the financial support provided by the Department of Science and Technology (DST), India, to carry out the present work through a sponsored research project (Ref No. SR/S3/MERC-021/2011 (G)).

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Srinivasan, V., Ghosh, P. Large-scale testing and finite-element simulation of twin square anchor plates embedded at shallow depth in layered soil media. Sādhanā 45, 248 (2020). https://doi.org/10.1007/s12046-020-01483-2

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  • DOI: https://doi.org/10.1007/s12046-020-01483-2

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