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66396

DUCTILITY OF STRENGTHENED R.C BEAMS WITH LAP SPLICES

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Last updated: 25 Dec 2024

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Abstract

Studying the ductility of strengthened reinforced concrete beams with varying lap splices is very important for the development of the structural behavior of RC beams. When reinforcement is spliced together within a concrete beam, it is necessary to overlap the bars long enough to transfer the tensile stresses between spliced bars without inducing a pullout failure in the concrete. Most design codes allow the use of bars with lap splice and specify minimum length of the lap as well as the required transverse reinforcement. The objective of this research is to study the behavior of reinforced concrete simply-supported beams with lap splice at tension reinforcement. The tension reinforcement of these beams will be spliced at different locations, with different numbers of lap spliced bars and by using different percentages of reinforcement. Transversal FRP strips will be used to strengthen the RC beams with different lap splice types in order to improve their ductilities. Each of glass and carbon fiber will be used to fabricate the FRP strips. This study concludes that FRP wrapping provided greater ease of application, make beams more ductility.

DOI

10.21608/erjm.2016.66396

Keywords

Ductility, FRP, lap splices, tensile stresses, transverse reinforcement, tension reinforcement, strengthen

Authors

First Name

G. I.

Last Name

khaleel

MiddleName

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Affiliation

Prof. of Reinforced Concrete, Civil Engineering Department, Faculty of Engineering, Benha University, Cairo, Egyp.

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First Name

A. S.

Last Name

Debaiky

MiddleName

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Affiliation

Associate Prof, Civil Engineering Department, Faculty of Engineering, Benha University, Cairo, Egypt.

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Orcid

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First Name

M. H.

Last Name

Mansour

MiddleName

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Affiliation

Lecturer, Civil Engineering Department, Faculty of Engineering, Benha University, Cairo, Egypt.

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Orcid

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First Name

Marwa I.

Last Name

Badawi

MiddleName

-

Affiliation

Demonstrators, Civil Engineering Department, Faculty of Engineering, Benha University, Cairo, Egypt.

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Orcid

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Volume

39

Article Issue

4

Related Issue

10047

Issue Date

2016-10-01

Receive Date

2019-12-25

Publish Date

2016-10-01

Page Start

285

Page End

300

Print ISSN

1110-1180

Online ISSN

3009-6944

Link

https://erjm.journals.ekb.eg/article_66396.html

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https://erjm.journals.ekb.eg/service?article_code=66396

Order

5

Type

Original Article

Type Code

1,118

Publication Type

Journal

Publication Title

ERJ. Engineering Research Journal

Publication Link

https://erjm.journals.ekb.eg/

MainTitle

DUCTILITY OF STRENGTHENED R.C BEAMS WITH LAP SPLICES

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Article

Created At

22 Jan 2023