Results 11 to 20 of about 93,913 (315)

Flexural performance of recycled concrete beam reinforced with modified basalt fiber and nano-silica

open access: yesCase Studies in Construction Materials, 2023
To increase the surface roughness of basalt fiber (BF) and enhance the bonding properties with the concrete matrix, three modified solutions were prepared to treat the BF surface.
Yonggui Wang, Junhui Cheng, Junbo Wang
doaj   +1 more source

OPTIMIZATION OF SINGLY REINFORCED RC BEAMS

open access: yesInternational Journal of Research -GRANTHAALAYAH, 2017
The main objective of this paper is to achieve an optimal design for the reinforced concrete beams. Optimization of beams results in saving in cost. The objective function is to minimize the total cost of the beam. The cost of each beam includes the cost of concrete, reinforcement and formwork.
Stency Mariam Thomas, G, Prince Arulraj.
openaire   +2 more sources

Experimental Study on the Shear Behavior of Reinforced Highly Ductile Fiber-Reinforced Concrete Beams with Stirrups

open access: yesBuildings, 2022
The aim of this study is to improve the shear behavior of reinforced concrete (RC) beams with stirrups by using highly ductile fiber-reinforced concrete (HDC), which is a fiber-reinforced cement-based composite material with tensile-strain-hardening ...
Min Zhang   +3 more
doaj   +1 more source

Analysis of FRP shear strengthening solutions for reinforced concrete beams considering debonding failure [PDF]

open access: yes, 2016
In this paper, a fiber beam model previously developed by the authors for the nonlinear analysis of strengthened elements, including the effects of shear, is used to predict the response of reinforced concrete (RC) beams strengthened in shear with fiber ...
Bairán García, Jesús Miguel   +3 more
core   +2 more sources

Shear Behaviour of RC Beams Strengthened by Various Ultrahigh Performance Fibre-Reinforced Concrete Systems

open access: yesAdvances in Civil Engineering, 2020
This study presents a numerical investigation on the shear behaviour of shear-strengthened reinforced concrete (RC) beams by using various ultrahigh performance fibre-reinforced concrete (UHPFRC) systems.
Walid Mansour, Bassam A. Tayeh
doaj   +1 more source

Deformation limit states for corroded reinforced concrete beams and columns [PDF]

open access: yes, 2015
Since deformation quantities have become principal design consideration in performance-based seismic design (PBSD), it is necessary to evaluate the deformation behavior of corroded RC structures for life-cycle oriented PBSD philosophy.
Jiang, Huanjun, Liu, Xiaojuan
core   +1 more source

Retrofitting of RC Element Beam

open access: yes, 2021
Structures with the passing of time they lose their strength because of many reasons like seismic activity, soil failure due to ground motion, arises problem like damaging of roof, foundation, walls, pillars, column and beams for these structures becomes statically unsafe and solution to these problem is Retrofitting.
Shradha Kalburgi   +2 more
openaire   +2 more sources

REPAIR OF CORRODED RC BEAMS

open access: yesProceedings of International Structural Engineering and Construction, 2016
Twelve prototype rectangular RC beams (120 x 150 x 1000 mm) were constructed and evaluated using flexural test to investigate the employment of advanced composites in repairing corroded reinforced concrete (RC) beams. Three concrete mixtures with effective w/c ratio of 0.4 and cement content of 370 kg/m3 were utilized in the study: control ordinary ...
Nabil Al-Akhras   +2 more
openaire   +1 more source

Effect of Web Openings on Flexural Behaviour of Underground Metro Station RC Beams under Static and Cyclic Loading

open access: yesAdvances in Civil Engineering, 2020
This paper investigates the influence of multiple transverse web openings on the flexural behaviour of underground metro station reinforced concrete (RC) beams.
Ting-jin Liu   +3 more
doaj   +1 more source

Finite Element Analysis of Shear Reinforcing of Reinforced Concrete Beams with Carbon Fiber Reinforced Polymer Grid-Strengthened Engineering Cementitious Composite

open access: yesBuildings, 2023
This study investigates the shear behavior of reinforced concrete (RC) beams that have been strengthened using carbon fiber reinforced polymer (CFRP) grids with engineered cementitious composite (ECC) through finite element (FE) analysis.
Mohammadsina Sharifi Ghalehnoei   +4 more
doaj   +1 more source

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