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Showing 1 to 5 of 5 for “"Downdrag"”.
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Load and Deformation Response of Tieback Walls
… piles develop due to tieback prestressing and downdrag. The significance of the contribution from downdrag depends upon the available axial capacity of the piles and stiffness of the ground. Downdrag can be relieved during subsequent excavation by relative downward movement of the wall with …
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Development of an extended hyperbolic model for concrete-to-soil interfaces
… interface. This vertical shear force, or downdrag, is beneficial for the stability of the structure. A significant reduction in construction costs may result if the downdrag is accounted for during design. This potential reduction in costs is particularly interesting in the case of U.S. …
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Finite element analysis of time dependent settlements around pile structures
… and negative skin friction effects and downdrag force on a pile caused by consolidation of the surrounding soils. The influence of negative skin friction caused by consolidation due to gravity, due to backfill and due to backfill with external load are investigated. The inclusion of time …
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Finite element analysis of tunnel protection structure: West Side Highway Project, New York
… as the at-rest case. It is concluded that the downdrag forces generated on the structure due to the settling soils have no significant effects. General displacements and bending stresses induced in the tunnel and pier by the fill loading are shown to be small.
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ANALYSIS OF THE EFFECTS OF HEAVILY LOADED MAT FOUNDATION ON ADJACENT DRILLED SHAFT FOUNDATION
Construction of heavily loaded shallow foundations adjacent to deep foundation is generally avoided in common geotechnical engineering practice to minimize additional loads on deep foundations. However, with the growing trend of urbanization leading to a demand of new construction, it is not always …