Results 31 to 40 of about 74,235 (303)

Enhancement of flexural behavior of hybrid flat slab by using SIFCON

open access: yesOpen Engineering, 2023
Flat slab systems are widely utilized in construction due to their versatility and efficient use of space. Nevertheless, they are susceptible to flexural failure, particularly in the tension zone. To address this issue, slurry-infiltrated fiber concrete (
Alsheameri Aliyaa M.   +2 more
doaj   +1 more source

Submergence and uplift associated with the giant 1833 Sumatran subduction earthquake: Evidence from coral microatolls [PDF]

open access: yes, 1999
The giant Sumatran subduction earthquake of 1833 appears as a large emergence event in fossil coral microatolls on the reefs of Sumatra's outer-arc ridge.
Edwards, R. Lawrence   +4 more
core   +1 more source

Punching shear in concrete reinforced flat slabs with steel fibers and shear reinforcement

open access: yesRevista IBRACON de Estruturas e Materiais, 2018
Steel fibers in reinforced concrete increase the performance of slab-column connection once they increase ductility and energy absorption capacity of the concrete. The use of fibers in flat slabs may increase strength and change the mode of failure.
T. H. MUSSE   +4 more
doaj   +1 more source

A Review on Numerical Analysis of RC Flat Slabs Exposed to Fire

open access: yesTikrit Journal of Engineering Sciences, 2020
This paper aims at presenting and discussing the numerical studies performed to estimate the mechanical and thermal behavior of RC flat slabs at elevated temperature and fire.
Hanadi F. Naji   +2 more
doaj   +3 more sources

Experimental work of effect of openings on the post-tensioned flat slab

open access: yesFracture and Structural Integrity
This study aims to evaluate the effect of various parameters on the behavior of the reinforced concrete flat slabs and the contribution of each design element in the punching shear strength.
Amal Zamrawi   +3 more
doaj   +1 more source

Parametric Study for Behavior of the Punching Shear Capacity of Flat Slab Without Shear Reinforcement by The Selected Design Codes

open access: yesEurasian Journal of Science and Engineering, 2023
The system of the flat slab is widely used for the construction of structures because it has economic and functional advantages. However, a flat slab has some disadvantages as punching shear problem occurs by shear force concentrations around the column,
Hawar Hasan Jasim
doaj   +1 more source

Stiffness, Vibration, and Strength of Flat Slab and Flat Plate Lightweight Concrete Slabs

open access: yesJournal of Engineering
Flat slabs made of two-way reinforced concrete are a common, effective, and affordable structural method. Thin layer slabs and lightweight are of great importance in modern building construction without the need to increase the cross-section of columns,
Manar Zahid Zaman, Salah R. Al-Zaidee
doaj   +1 more source

Acoustic imaging and collimating by slabs of sonic crystals made from arrays of rigid cylinders in air

open access: yes, 2004
We show some new properties of the acoustic propagation in two-dimensional sonic crystals, formed by parallel rigid cylinders placed in air. The transmission through slabs of sonic crystals and the associated band structures are considered.
Chen, Liang-Shan   +2 more
core   +1 more source

Punching shear strength of waffle flat slabs

open access: yesRevista IBRACON de Estruturas e Materiais, 2021
This research aimed to compare the ultimate load of 10 waffle flat slabs with different sizes of solid area and spacing between ribs. For this, a non-linear computational simulation of the slabs was carried out until their failure using the engineering ...
Ricardo José Carvalho Silva   +4 more
doaj   +1 more source

Influence of the type of fiber on the structural response and design of FRC slabs [PDF]

open access: yes, 2016
Most codes for the design of fiber reinforced concrete (FRC) structures are based on the experience achieved throughout the years with steel fibers. Recent codes include the possibility of applying the same considerations for FRC structures with plastic ...
Aguado de Cea, Antonio   +4 more
core   +4 more sources

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