Results 21 to 30 of about 1,833 (248)

Investigation of punching shear behavior of flat slabs with different types and arrangements of shear reinforcement

open access: yesCase Studies in Construction Materials, 2022
Punching shear behavior is experimentally investigated through testing a total of thirteen reinforced concrete flat slabs. Four different types of punching shear reinforcement configurations are examined, namely, ordinary closed rectangular stirrups (ST ...
Nasim Shatarat, Donia Salman
doaj   +1 more source

A Modified Compression Field Theory Based Analytical Model of RC Slab-Column Joint without Punching Shear Reinforcement

open access: yesBuildings, 2022
RC slab–column structures are widely used because of the advantages of small space occupation for horizontal members, easy construction and good economy.
Linfeng Wu   +3 more
doaj   +1 more source

Punching shear capacity of reinforced concrete slabs with headed shear studs [PDF]

open access: yesMagazine of Concrete Research, 2016
Punching shear in slabs is analogous to shear in beams. Despite this similarity, current design codes provide distinctly different methods for the design of shear reinforcement in the two situations. For example, the Eurocode method for beam shear design is founded on the theory of rigid plasticity. To design shear reinforcement in slabs, on the other
Hoang, Linh Cao; id_orcid 0000-0002-5564-1599   +1 more
openaire   +1 more source

Punching Shear Strength of Voided Slab: Literature Review and Evaluation of Design Codes

open access: yesWasit Journal of Engineering Sciences, 2022
Despite of the economic advantages provided by the voided slabs, their design against punching shear failure, as suggested by the current building codes, are based on the equations derived from tests on flat slabs.
Akram mohammad, Ahmed Al-Bayati
doaj   +1 more source

Strengthening of slab-column connections using ultra high-performance fiber concrete

open access: yesCase Studies in Construction Materials, 2022
This experimental work intends to assess the efficiency of employing ultra-high-performance fiber concrete (UHPFC) as a strengthening system for improving the punching shear capacity of slab-column connections (SCCs).
Mahmoud Elsayed   +3 more
doaj   +1 more source

Simulation of punching and post-punching shear behaviours of RC slab–column connections

open access: yes, 2021
The punching and post-punching shear behaviours of reinforced concrete (RC) flat plate structures are often studied by using a representative slab–column connection isolated from the parent structure.
Guan, Hong   +4 more
core   +1 more source

Punching shear in prestressed concrete deck slabs: a comprehensive study

open access: yes, 2023
A large number of bridges in the Netherlands have transversely post tensioned deck slabs cast in-situ between flanges of precast girders and were found to be critical in shear when evaluated by Eurocode 2.
Amir, Sana (author)   +3 more
core   +1 more source

Punching capacity of spread footings using aci 318-19 and the strip model

open access: yes, 2023
In design, the sectional depth of reinforced concrete spread footings is usually governed by design code provisions for punching shear, which are derived primarily from experiments on slab-column connections.
Lantsoght, E.O.L. (author)   +2 more
core   +1 more source

Effect of Shear Reinforcement on Punching Shear Capacity of Reinforced Concrete Flat Plates

open access: yesIOP Conference Series: Materials Science and Engineering, 2020
Abstract Punching or two-way shear is a critical failure mode that must be accounted for in reinforced concrete (RC) slabs that are not supported by beams, known as flat plates. The often gravity-driven failure occurs around supporting columns may also be influenced by lateral forces. This paper presents the findings of a numerical study
Osama Mohamed, Rania Khattab
openaire   +1 more source

Performance of reinforced concrete flat slab strengthened with CFRP for punching shear

open access: yesCase Studies in Construction Materials, 2023
Existing reinforced concrete (RC) slabs need punching shear reinforcement due to design defects, structural damage, increased loading, corroded reinforcement bars, and change in the use or function of the buildings.
Haider Hamad Ghayeb   +5 more
doaj   +1 more source

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