Results 1 to 10 of about 4,647 (251)

Flexural strengthening of preloaded reinforced concrete continuous beams: An experimental investigation

open access: yesAEJ - Alexandria Engineering Journal, 2019
This paper investigates experimentally the preloading effect on the flexural behavior of reinforced concrete strengthened continuous beams. Five continuous reinforced concrete beams were tested; they all had the same dimensions and the same reinforcement
Amira Adel Abdel Hamed   +2 more
exaly   +3 more sources

Finite element analysis of flexural behavior of UHPC-strengthened RC beams based on experimental calibration [PDF]

open access: yesScientific Reports
To enhance the strengthening effectiveness of existing reinforced concrete (RC) beams and fully utilize the material properties of ultra-high performance concrete (UHPC), this study systematically investigates the flexural strengthening mechanism of UHPC
Jiawei Wang, Zhongbin Li
doaj   +2 more sources

Rebar free high performance ductile concrete beams powered by CFRP and post-tensioning [PDF]

open access: yesScientific Reports
The present study investigates the flexural capacity of high-performance ductile concrete (HPDC) beams, with a focus on their reliability for large-scale applications.
Wisam Hamad   +2 more
doaj   +2 more sources

Textile-Reinforced Mortar (TRM) Strengthened One-Way Reinforced Concrete Slabs [PDF]

open access: yesTikrit Journal of Engineering Sciences, 2021
The issue of upgrading and strengthening the reinforced concrete (RC) infrastructure has become of great importance. Recently, textile-reinforced mortar (TRM) was used in the field of structural strengthening.
Amenah S. Dheyab, Saad M. Raoof
doaj   +2 more sources

Natural Jute Fibre-Reinforced Polymer Composite System for Posttensioned Beam Strengthening in Flexure

open access: yesAdvances in Materials Science and Engineering, 2021
Existing structures require repair and strengthening owing to degradation caused by incorrect design and construction, environmental impacts, or structural upgradation to meet new seismic design standards or to correct execution problems that occurred ...
D. P. Archana   +5 more
doaj   +1 more source

Enhancing the flexural performance of lightweight reinforced concrete beams exposed to elevated temperatures

open access: yesAin Shams Engineering Journal, 2021
The deterioration of lightweight concrete (LWC) members due to intensive fires, necessitate the development of strengthening techniques for extending their service life.
Mohammad J. Alshannag   +1 more
doaj   +1 more source

Strengthening Design of RC Columns with Direct Fastening Steel Jackets

open access: yesApplied Sciences, 2021
For non-seismically designed columns with insufficient strength and flexural stiffness, intense inter-story drift can be incurred during a strong earthquake event, potentially leading to the collapse of the entire building. Existing strengthening methods
Zhiwei Shan   +4 more
doaj   +1 more source

Strengthening of Reinforced Concrete Beams with Textile-Reinforced Concrete

open access: yesCivil and Environmental Engineering, 2023
Numerous problems that can occur during regular building use may necessitate the need for reinforced concrete RC members to be strengthened. An increase in live loads or structural damage is two examples.
Abd-Al-Naser Marwa, HARBA Ibrahim S. I.
doaj   +1 more source

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