The effect of channel geometry and check dam location on sediment transport discharge in the Kuranji River

Rivers as infrastructure carry water from upstream to downstream to meet the water needs of communities along the river and as drainage. Therefore, it is necessary to maintain the stability of the river from erosion and sedimentation. Changes in river geometry are mostly caused by the high intensity...

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Main Authors: Daoed Darwizal, Wila Zarinda Septi, Budi Irawan Bayu
Format: Article
Language:English
Published: EDP Sciences 2023-01-01
Series:E3S Web of Conferences
Online Access:https://www.e3s-conferences.org/articles/e3sconf/pdf/2023/101/e3sconf_icdmm2023_01003.pdf
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author Daoed Darwizal
Wila Zarinda Septi
Budi Irawan Bayu
author_facet Daoed Darwizal
Wila Zarinda Septi
Budi Irawan Bayu
author_sort Daoed Darwizal
collection DOAJ
description Rivers as infrastructure carry water from upstream to downstream to meet the water needs of communities along the river and as drainage. Therefore, it is necessary to maintain the stability of the river from erosion and sedimentation. Changes in river geometry are mostly caused by the high intensity of rainfall in the upstream section. This causes the geometry to change easily, many bends are found, river embankments collapse, and the slope and flow of the river change suddenly. As a result, water will wash away sediment from upstream to downstream with high sediment discharge. However, the sediment rate/discharge can be reduced by building a check dam, but it needs the right location so that the construction of the check dam is effective and the river flow is stable. Research using HEC-RAS has been carried out at the location of the middle section of the Kuranji River, where simulating three check dam locations shows that the reduction in sediment discharge is very effective, but other places are still the same as without the check dam. Therefore, it is recommended to build check dam series and groundsills at narrowing locations and strengthen river banks at Sta. 16 to Sta. 32.
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spelling doaj.art-ac6a9aed7115472fbce4af5bf821bd692024-01-26T10:41:45ZengEDP SciencesE3S Web of Conferences2267-12422023-01-014640100310.1051/e3sconf/202346401003e3sconf_icdmm2023_01003The effect of channel geometry and check dam location on sediment transport discharge in the Kuranji RiverDaoed Darwizal0Wila Zarinda Septi1Budi Irawan Bayu2Civil Engineering Department, Engineering Faculty, Universitas AndalasGraduate Student, Civil Engineering Department, Engineering Faculty, Universitas AndalasCivil Engineering Department, Universitas Dharma AndalasRivers as infrastructure carry water from upstream to downstream to meet the water needs of communities along the river and as drainage. Therefore, it is necessary to maintain the stability of the river from erosion and sedimentation. Changes in river geometry are mostly caused by the high intensity of rainfall in the upstream section. This causes the geometry to change easily, many bends are found, river embankments collapse, and the slope and flow of the river change suddenly. As a result, water will wash away sediment from upstream to downstream with high sediment discharge. However, the sediment rate/discharge can be reduced by building a check dam, but it needs the right location so that the construction of the check dam is effective and the river flow is stable. Research using HEC-RAS has been carried out at the location of the middle section of the Kuranji River, where simulating three check dam locations shows that the reduction in sediment discharge is very effective, but other places are still the same as without the check dam. Therefore, it is recommended to build check dam series and groundsills at narrowing locations and strengthen river banks at Sta. 16 to Sta. 32.https://www.e3s-conferences.org/articles/e3sconf/pdf/2023/101/e3sconf_icdmm2023_01003.pdf
spellingShingle Daoed Darwizal
Wila Zarinda Septi
Budi Irawan Bayu
The effect of channel geometry and check dam location on sediment transport discharge in the Kuranji River
E3S Web of Conferences
title The effect of channel geometry and check dam location on sediment transport discharge in the Kuranji River
title_full The effect of channel geometry and check dam location on sediment transport discharge in the Kuranji River
title_fullStr The effect of channel geometry and check dam location on sediment transport discharge in the Kuranji River
title_full_unstemmed The effect of channel geometry and check dam location on sediment transport discharge in the Kuranji River
title_short The effect of channel geometry and check dam location on sediment transport discharge in the Kuranji River
title_sort effect of channel geometry and check dam location on sediment transport discharge in the kuranji river
url https://www.e3s-conferences.org/articles/e3sconf/pdf/2023/101/e3sconf_icdmm2023_01003.pdf
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