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32536

Study of Shear Strengthening of Reinforced Concrete Beams Using Embedded Bars and CFRP

Article

Last updated: 22 Jan 2023

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Abstract

A new technique for shear strengthening of reinforced concrete (RC) elements is the embedded through section (ETS). This technique calls for holes to be drilled through the beam section, and then bars of steel are introduced into these holes, bonded with adhesives or fixed mechanically. This research presents an experimental and analytical study for shear strengthening of reinforced concrete beams. The main objective of the research is to study the different methods for shear strengthening by using ETS technique (bond and mechanical) and the use of this technique on beams early strengthened with CFRP sheets. An experimental program including fourteen test specimens was conducted. The beams were classified into four groups to draw the necessary conclusion for the study parameters (strengthening method for ETS, inclination of ETS, loading history, CFRP sheets). The effects of the selected parameters on the beam shear capacity are presented in form of cracking, and failure load comparisons. The analytical results from (Eurocode and ACI code) and the gained shear capacity were compared to those obtained from experiments. Based on the above study, recommendations for shear strengthening using ETS and CFRP composites were drawn.

DOI

10.21608/pserj.2019.32536

Keywords

shear strengthening, reinforced concrete beams, ETS steel bars, ETS technique, CFRP sheets

Authors

First Name

Emad

Last Name

Abdelglil

MiddleName

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Affiliation

Professor of Concrete Structures, Faculty of Engineering, Port Said University, Port Said, Egypt

Email

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City

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Orcid

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First Name

Khaled

Last Name

Fawzy

MiddleName

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Affiliation

Associate Professor of Concrete Structures, Faculty of Engineering, Zagazig University, Zagazig, Egypt

Email

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City

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Orcid

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First Name

Ezzat

Last Name

Sallam

MiddleName

-

Affiliation

Assistant Professor of Concrete Structures, Faculty of Engineering, Port Said University, Port Said, Egypt

Email

ezzat.sallam@eng.psu.edu.eg

City

-

Orcid

0000-0003-1073-4270

First Name

Sara

Last Name

Hassan

MiddleName

-

Affiliation

Administrator, Civil Engineering, Higher institute of engineering and technology in New Damietta, Egypt

Email

engsarahassan47@yahoo.com

City

-

Orcid

-

Volume

23

Article Issue

1

Related Issue

5395

Issue Date

2019-03-01

Receive Date

2018-11-08

Publish Date

2019-03-01

Page Start

25

Page End

38

Print ISSN

1110-6603

Online ISSN

2536-9377

Link

https://pserj.journals.ekb.eg/article_32536.html

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https://pserj.journals.ekb.eg/service?article_code=32536

Order

4

Type

Original Article

Type Code

813

Publication Type

Journal

Publication Title

Port-Said Engineering Research Journal

Publication Link

https://pserj.journals.ekb.eg/

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Article

Created At

22 Jan 2023