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Punching shear behaviour of geopolymer concrete two-way slabs reinforced by FRP bars under monotonic and cyclic loadings

Advances in Structural Engineering, 2022
This study examines the punching shear and deflection performance of 16 Geopolymer concrete (GC) two-way slabs subjected to monotonic and cyclic loading by considering the reinforcement material, percentage of reinforcement, type of concrete and the ...
S. H. Mohmmad, M. E. Gülşan, A. Çevik
semanticscholar   +1 more source

Prediction of Punching Shear Capacity for Fiber-Reinforced Polymer Concrete Slabs Using Machine Learning

2022 Advances in Science and Engineering Technology International Conferences (ASET), 2022
The punching shear capacity of slab structures is a critical design parameter. The existing specifications in the majority of international reinforced concrete design standards for slab punching shear capacity are based on experiments of steel reinforced
Omar M. Mostafa   +4 more
semanticscholar   +1 more source

Enhancement of the punching shear verification of slabs with openings

Structural Concrete, 2022
Openings in flat slabs near to columns are often needed to supply the building with utilities. The presence of these openings can lead to a decrease of the punching resistance which is related to (i) the reduction of the control perimeter, (ii) the ...
Júlia Borges dos Santos   +2 more
semanticscholar   +1 more source

A numerical model capable of accurately simulating the punching shear behavior of a reinforced concrete slab

Structural Concrete, 2022
The paper presents the tridimensional numeric model of an inner slab‐column connection of reinforced concrete, which was previously tested against the punching shear in the lab of the University of Brasília. The numerical analysis has been carried out by
R. Palhares   +3 more
semanticscholar   +1 more source

Finite element analysis of punching shear behavior of reinforced concrete slabs supported on walls

Structural Concrete, 2022
Due to the low lateral stiffness of slabs supported on columns alone, reinforced concrete flat plates are typically combined with other structural elements, such as shear walls.
G. Milligan, M. Polak, Cory Zurell
semanticscholar   +1 more source

Punching shear in flat slabs with open stirrups as shear reinforcement

Structural Concrete, 2022
The performance of open stirrups shear reinforcement not fully anchored is investigated, with a type of detail that has been used in construction sites as a support for the top flexural reinforcement to guarantee the right height position; and ...
João P. A. Siqueira, G. Melo
semanticscholar   +1 more source

Punching shear strength of recycled aggregate-steel fibrous concrete slabs with and without strengthening

Advances in Structural Engineering, 2022
This paper presents an experimental study on the punching shear behavior of reinforced concrete flat slabs fabricated using recycled coarse aggregate (RCA) in addition to the presence of steel fibers strengthened by carbon fiber reinforced polymer (CFRP).
Ali M Saadoon   +2 more
semanticscholar   +1 more source

Experimental and theoretical research of the punching shear performance of steel‐normal concrete‐UHPC composite slabs

Structural Concrete
The use of UHPC enables reducing the height of composite slabs, which may decrease the punching shear capacity. This paper investigates the punching shear behavior of steel‐normal concrete‐UHPC composite slabs with experiments and theoretical analyses ...
Songsong Guo, Chao Liu
semanticscholar   +1 more source

Punching Shear Behavior of Flat Slabs Utilizing Reactive Powder Concrete with and without Flexural Reinforcement

, 2021
This article investigates the effect of flexural reinforcement and ultrafine steel fiber on the punching shear of reactive powder concrete (RPC) slabs with different thicknesses.
Mohammed M. Kadhum   +4 more
semanticscholar   +1 more source

Impact of Column Rectangularity on Punching Shear Strength: Code Predictions versus Finite Element Analysis

, 2021
In this paper, the punching shear behavior of interior slab-rectangular column connections without shear reinforcement under static concentric loading is studied using a three-dimensional, ...
G. Milligan   +2 more
semanticscholar   +1 more source

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