Design Flood Discharge of 50 Years in Garang River Using Nakasayu Synthetic Unit Hydrograph Method

Abstract: Various kinds of buildings in civil engineering require careful planning. For example, in the planning of a water building needed a method to calculate the design flood discharge before starting to plan the dimensions of the building to meet the effectiveness of the water structure. Design...

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Main Authors: Nadya Kintantrie Maulana, Yeri Sutopo
Format: Article
Language:English
Published: Universitas Negeri Semarang 2020-10-01
Series:Jurnal Teknik Sipil dan Perencanaan
Subjects:
Online Access:https://journal.unnes.ac.id/nju/jtsp/article/view/26847
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author Nadya Kintantrie Maulana
Yeri Sutopo
author_facet Nadya Kintantrie Maulana
Yeri Sutopo
author_sort Nadya Kintantrie Maulana
collection DOAJ
description Abstract: Various kinds of buildings in civil engineering require careful planning. For example, in the planning of a water building needed a method to calculate the design flood discharge before starting to plan the dimensions of the building to meet the effectiveness of the water structure. Design flood discharge can be determined using several hydrograph methods that have been used in water building planning in Indonesia. One of the popular hydrograph method used is the Nakayasu Synthetic Unit Hydrograph method. In this case, the design flood discharge is located in the Garang watershed, precisely in Semarang City, province of Central Java, using rainfall data for the past 16 years. Hydrological analysis is carried out first before determining the design flood discharge with a return period of 2, 5, 10, 25, and 50 years. The results of the design flood discharge using Nakayasu method respectively were 305,522 m3/s, 390,742 m3/s, 447,783 m3/s, 520,560 m3/s, and 574,912 m3/s.
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spelling doaj.art-1b82a1332d8d4d1c81f3c29bc1cbf1fa2024-03-06T09:28:04ZengUniversitas Negeri SemarangJurnal Teknik Sipil dan Perencanaan1411-17722503-18992020-10-0122214615110.15294/jtsp.v22i2.2684710323Design Flood Discharge of 50 Years in Garang River Using Nakasayu Synthetic Unit Hydrograph MethodNadya Kintantrie Maulana0Yeri Sutopo1Department of Civil Engineering, Faculty of Engineering, Universitas Negeri SemarangDepartment of Civil Engineering, Faculty of Engineering, Universitas Negeri SemarangAbstract: Various kinds of buildings in civil engineering require careful planning. For example, in the planning of a water building needed a method to calculate the design flood discharge before starting to plan the dimensions of the building to meet the effectiveness of the water structure. Design flood discharge can be determined using several hydrograph methods that have been used in water building planning in Indonesia. One of the popular hydrograph method used is the Nakayasu Synthetic Unit Hydrograph method. In this case, the design flood discharge is located in the Garang watershed, precisely in Semarang City, province of Central Java, using rainfall data for the past 16 years. Hydrological analysis is carried out first before determining the design flood discharge with a return period of 2, 5, 10, 25, and 50 years. The results of the design flood discharge using Nakayasu method respectively were 305,522 m3/s, 390,742 m3/s, 447,783 m3/s, 520,560 m3/s, and 574,912 m3/s.https://journal.unnes.ac.id/nju/jtsp/article/view/26847building, flood discharge, hydrograph, method, and nakayasu.
spellingShingle Nadya Kintantrie Maulana
Yeri Sutopo
Design Flood Discharge of 50 Years in Garang River Using Nakasayu Synthetic Unit Hydrograph Method
Jurnal Teknik Sipil dan Perencanaan
building, flood discharge, hydrograph, method, and nakayasu.
title Design Flood Discharge of 50 Years in Garang River Using Nakasayu Synthetic Unit Hydrograph Method
title_full Design Flood Discharge of 50 Years in Garang River Using Nakasayu Synthetic Unit Hydrograph Method
title_fullStr Design Flood Discharge of 50 Years in Garang River Using Nakasayu Synthetic Unit Hydrograph Method
title_full_unstemmed Design Flood Discharge of 50 Years in Garang River Using Nakasayu Synthetic Unit Hydrograph Method
title_short Design Flood Discharge of 50 Years in Garang River Using Nakasayu Synthetic Unit Hydrograph Method
title_sort design flood discharge of 50 years in garang river using nakasayu synthetic unit hydrograph method
topic building, flood discharge, hydrograph, method, and nakayasu.
url https://journal.unnes.ac.id/nju/jtsp/article/view/26847
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AT yerisutopo designflooddischargeof50yearsingarangriverusingnakasayusyntheticunithydrographmethod