Development of temporal rainfall pattern for Southern Region of Sarawak

In the process of a design rainfall, information on rainfall duration, average rainfall intensity and temporal rainfall pattern is important. This study focuses on developing a temporal rainfall pattern for the Southern region of Sarawak since temporal pattern for Sarawak is yet to be available in...

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Main Authors: Rosmina A., Bustami, Nor Azalina, Rosli, Jethro Henry, Adam, Kuan, Pei Li
Format: Article
Language:English
Published: Universiti Malaysia Sarawak, (UNIMAS) 2012
Subjects:
Online Access:http://ir.unimas.my/id/eprint/2990/
http://ir.unimas.my/id/eprint/2990/1/a16%20jan.pdf
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author Rosmina A., Bustami
Nor Azalina, Rosli
Jethro Henry, Adam
Kuan, Pei Li
author_facet Rosmina A., Bustami
Nor Azalina, Rosli
Jethro Henry, Adam
Kuan, Pei Li
author_sort Rosmina A., Bustami
building UNIMAS Institutional Repository
collection Online Access
description In the process of a design rainfall, information on rainfall duration, average rainfall intensity and temporal rainfall pattern is important. This study focuses on developing a temporal rainfall pattern for the Southern region of Sarawak since temporal pattern for Sarawak is yet to be available in the Malaysian Urban Storm Water Management Manual (MSMA), which publishes temporal pattern for design storms only for Peninsular Malaysia. The recommended technique by the Australian Rainfall and Runoff (AR&R) known as the ‘Average Variability Method’ and method in Hydrological Procedure No.1-1982 are used to derive design rainfall temporal pattern for the study. Rainfall data of 5 minutes interval from year 1998 to year 2006 for 7 selected rainfall stations in the selected region is obtained from Department of Irrigation and Drainage (DID). The temporal rainfall patterns developed are for 10 minutes,15 minutes, 30 minutes, 60 minutes, 120 minutes, 180 minutes and 360 minutes duration. The results show that Southern region of Sarawak has an exclusive rainfall pattern, which is different from the pattern developed for Peninsular Malaysia.
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spelling unimas-29902015-03-24T00:55:32Z http://ir.unimas.my/id/eprint/2990/ Development of temporal rainfall pattern for Southern Region of Sarawak Rosmina A., Bustami Nor Azalina, Rosli Jethro Henry, Adam Kuan, Pei Li TD Environmental technology. Sanitary engineering In the process of a design rainfall, information on rainfall duration, average rainfall intensity and temporal rainfall pattern is important. This study focuses on developing a temporal rainfall pattern for the Southern region of Sarawak since temporal pattern for Sarawak is yet to be available in the Malaysian Urban Storm Water Management Manual (MSMA), which publishes temporal pattern for design storms only for Peninsular Malaysia. The recommended technique by the Australian Rainfall and Runoff (AR&R) known as the ‘Average Variability Method’ and method in Hydrological Procedure No.1-1982 are used to derive design rainfall temporal pattern for the study. Rainfall data of 5 minutes interval from year 1998 to year 2006 for 7 selected rainfall stations in the selected region is obtained from Department of Irrigation and Drainage (DID). The temporal rainfall patterns developed are for 10 minutes,15 minutes, 30 minutes, 60 minutes, 120 minutes, 180 minutes and 360 minutes duration. The results show that Southern region of Sarawak has an exclusive rainfall pattern, which is different from the pattern developed for Peninsular Malaysia. Universiti Malaysia Sarawak, (UNIMAS) 2012 Article NonPeerReviewed text en http://ir.unimas.my/id/eprint/2990/1/a16%20jan.pdf Rosmina A., Bustami and Nor Azalina, Rosli and Jethro Henry, Adam and Kuan, Pei Li (2012) Development of temporal rainfall pattern for Southern Region of Sarawak. UNIMAS E-Journal of Civil Engineering, 3. http://www.feng.unimas.my/ujce/images/article/volume32012/a16%20jan.pdf
spellingShingle TD Environmental technology. Sanitary engineering
Rosmina A., Bustami
Nor Azalina, Rosli
Jethro Henry, Adam
Kuan, Pei Li
Development of temporal rainfall pattern for Southern Region of Sarawak
title Development of temporal rainfall pattern for Southern Region of Sarawak
title_full Development of temporal rainfall pattern for Southern Region of Sarawak
title_fullStr Development of temporal rainfall pattern for Southern Region of Sarawak
title_full_unstemmed Development of temporal rainfall pattern for Southern Region of Sarawak
title_short Development of temporal rainfall pattern for Southern Region of Sarawak
title_sort development of temporal rainfall pattern for southern region of sarawak
topic TD Environmental technology. Sanitary engineering
url http://ir.unimas.my/id/eprint/2990/
http://ir.unimas.my/id/eprint/2990/
http://ir.unimas.my/id/eprint/2990/1/a16%20jan.pdf