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66913

SELF-HEALING OF CRACKED CONCRETE WITH BACTERIAL APPROACH

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Last updated: 25 Dec 2024

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Abstract

Self-healing mechanisms are new techniques used to improve structures durability. Two species of Bacteria (Bacillus subtilis and B. megaterium) were added to rich cement pastes. Cement based bacteria were tested under compression. The two mixes were compared with a control mix to study the bacterial effect on cement paste compressive strength. Ferrocement laminates were cast using the bacterial mixes and the control mix. Laminates were tested under flexural loading until failure. Tested laminates were kept moisturized. Laminates were reloaded after two months. Test results showed that bacterially based systems have the ability to heal and restore the material to its original state when damaged. Bacterially based system seems promising and sustainable.

DOI

10.21608/erjm.2014.66913

Keywords

Self-healing, Sustainable Concrete, Durability, Bacterial Application, ferrocement

Authors

First Name

Magdy A.

Last Name

Zahran

MiddleName

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Affiliation

Faculty of Science, El-Menoufia University

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Orcid

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First Name

Magdy

Last Name

Attia

MiddleName

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Affiliation

National Centre of Research, Egypt

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First Name

Amal A.

Last Name

Nasser

MiddleName

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Affiliation

Civil Engineering Department, Faculty of Engineering, El-Menoufia University

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Volume

37

Article Issue

2

Related Issue

10098

Issue Date

2014-04-01

Receive Date

2019-12-30

Publish Date

2014-04-01

Page Start

255

Page End

264

Print ISSN

1110-1180

Online ISSN

3009-6944

Link

https://erjm.journals.ekb.eg/article_66913.html

Detail API

https://erjm.journals.ekb.eg/service?article_code=66913

Order

11

Type

Original Article

Type Code

1,118

Publication Type

Journal

Publication Title

ERJ. Engineering Research Journal

Publication Link

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

MainTitle

SELF-HEALING OF CRACKED CONCRETE WITH BACTERIAL APPROACH

Details

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Article

Created At

22 Jan 2023