223594

Effect of treated wastewater on properties of high strength concrete mixture

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Last updated: 04 Jan 2025

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Abstract

 Concrete industry in Egypt is consuming enormous amounts of fresh water (FW) for cement hydration and washing aggregate. Increasing of population led to increasing of water consumption, so providing the alternative is an important to save fresh water. In this research, four types of treated wastewater were used for concrete industry. The wastewater samples were collected from Zenien wastewater treatment plant in Giza, Egypt. Primary, biological, tertiary treated wastewater (TTWW) and treated grey water with sediment process only were used, and compare the results with those of concrete mixture using fresh water as a control sample. This paper shows the effect of using treated wastewater to mix the high strength concrete mixture on its properties and compare the results with concrete mixture using FW. In the experimental tests, primary, secondary, tertiary treated wastewater, treated grey water and FW were used as mixing water. The following properties of concrete were tested: compressive, tensile, flexure strength at ages of 3, 7, and 28 days, initial setting time, final setting time and pH value. The use of primary, secondary, TTWW and treated grey water as mixing water increases the final setting time of up to 14%, 6%, 3.5%, and 9.5% respectively compared with FW. The results confirm the possibility of using tertiary treated wastewater in high strength concrete mixture

DOI

10.21608/erj.2022.223594

Keywords

Treated wastewater, Concrete industry, High strength concrete, Tertiary treated wastewater and Setting time

Authors

First Name

Mohamed

Last Name

A. E. Halawa

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Affiliation

Lecturer of Sanitary & Environmental Engineering at Civil Engineering Department, Higher Institute of Engineering at 15th May, Cairo, Egypt

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First Name

Saeed

Last Name

Al-Sheikh

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Affiliation

Lecturer of Structural Engineering at Civil Engineering Department, Higher Institute of Engineering at 15th May, Cairo, Egypt

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Volume

173

Article Issue

0

Related Issue

31807

Issue Date

2022-03-01

Receive Date

2022-03-09

Publish Date

2022-03-01

Page Start

376

Page End

390

Print ISSN

1110-5615

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https://erj.journals.ekb.eg/article_223594.html

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https://erj.journals.ekb.eg/service?article_code=223594

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Original Article

Type Code

998

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Journal

Publication Title

Engineering Research Journal

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https://erj.journals.ekb.eg/

MainTitle

Effect of treated wastewater on properties of high strength concrete mixture

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Article

Created At

22 Jan 2023