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278637

Heading Up and Head Losses Estimation Due to Rigid Bank Vegetation

Article

Last updated: 05 Jan 2025

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Tags

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Abstract

Water surface profile is an important tool to design and manage hydraulic structures and watercourses flood control. However, limited studies focused on the effect of aquatic vegetation on the water depths in open channels. So the purpose of this paper is to investigate, how the density and distribution of rigid bank vegetation affect the water depths in terms of heading up and head losses. Eighty-four tests were used, where tests were run for three vegetation densities (0.0113, 0.0028, and 0.0013) along 4.00 m fixed reach with varying Froude number. Water surface profiles were measured and plotted for all cases where it is observed that the water depth increased upstream the vegetated reach then lowered within it and gradually back to the normal depth downstream the vegetated reach. Empirical equations were deduced to determine the heading up and the head losses due to bank vegetation as a function in vegetation density and Froude number. The research presented empirical equations that assist in water management in vegetated open channels.

DOI

10.21608/erjsh.2022.165045.1093

Keywords

Rigid bank vegetation, water depth, heading up, Head Losses, Empirical equations

Authors

First Name

Ola

Last Name

Eraky

MiddleName

Mohamed

Affiliation

Assistant Researcher, Channel Maintenance Research Institute, NWRC.

Email

ola_eraky@nwrc.gov.eg

City

cairo

Orcid

0000-0002-6948-5582

First Name

mahmoud

Last Name

El-Refaae

MiddleName

ali

Affiliation

Professor, Water Resources and Hydraulic, Civil Engineering Department, Faculty of Engineering at Shoubra, Benha University.

Email

emahmoud_ali@hotmail.com

City

cairo

Orcid

-

First Name

m ohamed

Last Name

Abdelmoaty

MiddleName

salah

Affiliation

Associate Professor, Channel Maintenance Research Institute, NWRC.

Email

salahmohamed034@gmail.com

City

-

Orcid

-

First Name

Elzahry

Last Name

Farouk

MiddleName

-

Affiliation

Assistant Professor, Water Resources and Hydraulic, Civil Engineering Department, Faculty of Engineering at Shoubra, Benha University.

Email

elzahry@hotmail.com

City

cairo

Orcid

-

Volume

52

Article Issue

1

Related Issue

37808

Issue Date

2023-01-01

Receive Date

2022-09-25

Publish Date

2023-01-01

Page Start

64

Page End

72

Print ISSN

3009-6049

Online ISSN

3009-6022

Link

https://erjsh.journals.ekb.eg/article_278637.html

Detail API

https://erjsh.journals.ekb.eg/service?article_code=278637

Order

278,637

Type

Research articles

Type Code

2,276

Publication Type

Journal

Publication Title

Engineering Research Journal (Shoubra)

Publication Link

https://erjsh.journals.ekb.eg/

MainTitle

Heading Up and Head Losses Estimation Due to Rigid Bank Vegetation

Details

Type

Article

Created At

23 Jan 2023