Application of Integrated Flood Management System in Flood

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Application of Integrated Flood Management System in Flood Overflow Analysis Sr. Mohamad Bin Abdul

Application of Integrated Flood Management System in Flood Overflow Analysis Sr. Mohamad Bin Abdul Rahman, MRISM Contents: Introduction SPBB Tool Arc. GIS 9. 3® Problem Statement Testing Result Conclusion 07 -03 -2012 MALAYSIA GEOSPATIAL FORUM 2012 Theme: “Geospatial Technology: Digital Impetus to Economic Transformation”

SPBB Tool Arc. GIS 9. 3® Introduction Backgraound 2 Early exposure to the local

SPBB Tool Arc. GIS 9. 3® Introduction Backgraound 2 Early exposure to the local community with respect to the types of flooding, flood situations, the benefits can be obtained and how prevention is important so that they can be read (Grelot P 41995 Mohamad Abdul Rahman & Guillaume 2003) According to the World Meteorological Organization (WMO), from research conducted in several countries show that the forecasting and warning about the dangers of flooding can reduce the potential loss of 6% to 40% GOVERNANCE & DISASTER MANAGEMENT

SPBB Tool Arc. GIS 9. 3® Introduction Backgraound 3 Most flood reports only focused

SPBB Tool Arc. GIS 9. 3® Introduction Backgraound 3 Most flood reports only focused on the water level rise, rather than the size of the overflow. Both are essential information disseminated to the local community as early preparation for the flood P 41995 Mohamad Abdul Rahman Problems…. . GOVERNANCE & DISASTER MANAGEMENT

SPBB Tool Arc. GIS 9. 3® Introduction Problem Statement P 41995 Mohamad Abdul Rahman

SPBB Tool Arc. GIS 9. 3® Introduction Problem Statement P 41995 Mohamad Abdul Rahman 1 Flood Overflow limits can not determined accurately 2 Location 3 Hydrology Station of flood victim flooded S 4 olution Interactive flood management system 1, 793 mangsa banjir terpaksa dipindahkan that can display the ke tempat lain (Berita Harian area flooded was 14/01/07). developed Sr. Mohamad Bin Abdul Rahman, MRISM (2011) Banjir adalah satu masalah yang memerlukan pengurusan segera dan berkesan (Adeaga, 2005). GOVERNANCE & DISASTER MANAGEMENT Home

SPBB Tool Arc. GIS 9. 3® Introduction Objective That System is namely as SISTEM

SPBB Tool Arc. GIS 9. 3® Introduction Objective That System is namely as SISTEM PENGURUSAN BANJIR BERSEPADU (SPBB) DI MALAYSIA O 5 bjective SPBB Testing Location…… P 41995 Mohamad Abdul Rahman Model Fogg, A. 2004, Horizontal and Vertical Water Balancing using Arc Hydro Time Series Data, Center for Research in Water Resources, The University of Texas at Austin. GOVERNANCE & DISASTER MANAGEMENT Home

SPBB Tool Arc. GIS 9. 3® Testing Data Types Koordinat garisan kontor (x, y

SPBB Tool Arc. GIS 9. 3® Testing Data Types Koordinat garisan kontor (x, y dan z) Attribute Data Nama lokasi Data curahan hujan Kadaralir saliran 6 Issued Scale Jabatan Ukur dan Pemetaan Jabatan Pengairan dan Saliran Terhad (perlu melalui beberapa prosidur keselematan) Garisan kontor Jaringan saliran P 41995 Mohamad Abdul Rahman Sempadan daerah Source Jabatan Ukur dan Pemetaan Jaringan jalanraya Spatila Data 1: 25, 000 Jenis tanah Corak guna tanah Jabatan Pertanian Negeri Johor GOVERNANCE & DISASTER MANAGEMENT Terbuka (dimanipulasi daripada laman sesawang Jabatan Pertanian Negeri Johor) Home

SPBB Tool Arc. GIS 9. 3® Testing Steps 7 Usability Water Balancing Model Make

SPBB Tool Arc. GIS 9. 3® Testing Steps 7 Usability Water Balancing Model Make sure correct Water balancing Model System P 41995 Mohamad Abdul Rahman Result Validation; Ø Algebraic sign Ø Sensitivitiy Ø Stability Calibration – Parameter Combination v Trial & Error v Automatic v Combination Proses Iteratif Kalibrasi Model Verification – statistical criteria to assess the validity model GOVERNANCE & DISASTER MANAGEMENT Home

SPBB Tool Arc. GIS 9. 3® Testing Steps 8 Usability SPBB Make sure the

SPBB Tool Arc. GIS 9. 3® Testing Steps 8 Usability SPBB Make sure the system is functioning Water Balancing Model System P 41995 Mohamad Abdul Rahman Result Static; Steps Ø Collection code q Component - module & unit q Integration - the components are combined q Application - actual data Dynamic – the implementation of program v White Box - basic route & loop v Black Box - external testing GOVERNANCE & DISASTER MANAGEMENT Home

SPBB Tool Arc. GIS 9. 3® Testing Steps 9 Reliable Results - R 2

SPBB Tool Arc. GIS 9. 3® Testing Steps 9 Reliable Results - R 2 The suitability between measured and calculated values Water Balancing Model System 1 - ∑ ( Ao – Am)2 Result P 41995 Mohamad Abdul Rahman ∑ ( Ao – Ap)2 Area Comparison dimana; Ao = area measured value Am = area calculated value Ap = mean calculated area Sumber: Croke, B. F. W. , Andrews, F. , Spate, J. , and Cuddy, S. , 2004, “IHACRES User Guide” , Software Version Classic Plus – V 2. 0, ICAM Centre, The Australian National University GOVERNANCE & DISASTER MANAGEMENT Home

SPBB P 41995 Mohamad Abdul Rahman SPBB Tool Arc. GIS 9. 3® Display Result

SPBB P 41995 Mohamad Abdul Rahman SPBB Tool Arc. GIS 9. 3® Display Result 10 10 GOVERNANCE & DISASTER MANAGEMENT Home

SPBB Tool Arc. GIS 9. 3® Conclusion 11 Succesful to show size of flood

SPBB Tool Arc. GIS 9. 3® Conclusion 11 Succesful to show size of flood overflow accurately and quickly P 41995 Mohamad Abdul Rahman IFMS can solve the problems for display the area to be flooded in geospatial form 11 GOVERNANCE & DISASTER MANAGEMENT Home