Flood Plain Mapping Of Bunga-Soya

 ABSTRACT

This report comprises of 5 chapters, reflecting the activities that are to be carried out. Chapter 1. Presents a detailed introduction of the project. Chapter 2. Is the Literature Review presenting information concerning flood analysis related topics. Chapter 3. Methodology. This shows the different methods and approaches which were used to execute the project. Chapter 4. Results and findings. This chapter shows the results obtained using the methods detailed in the methodology. Chapter 5. Conclusions, discussions and recommendation. This chapter summarizes all the various information encountered during the course of the project.

TABLE OF CONTENTS

DECLARATION ............................................................................................... i

APPROVAL ................................................................................................... ii

ACKNOWLEDGEMENT .................................................................................. iii

ABSTRACT .................................................................................................. iv

TABLE OF CONTENTS ...................................................................................... v

CHAPTER 1 .............................................................................................. 1

1.1 INTRODUCTION ...................................................................................... 1

1.2 PROBLEM STATEMENT ............................................................................ 1

1.3 SIGNIFICANCE ........................................................................................ 2

1.4 JUSTIFICATION ...................................................................................... 2

1.5 MAIN OBJECTIVE .................................................................................... 2

1.6 SPECIFIC OBJECTIVE .............................................................................. 2

1.7 SCOPE ................................................................................................... 2

CHAPTER 2 .............................................................................................. 3

LITERATURE REVIEW ................................................................................... 3

CHAPTER 3 ............................................................................................ 18

METHODOLOGY ......................................................................................... 18

3.1DESIGNATION OF STUDY AREA .............................................................. 18

3.2 DATA USED (COLLECTION) .................................................................... 18

3.3 HYDROLOGIC ANALYSIS ........................................................................ 19

3.3.1 CALCULATION OF RETURN PERIOD ..................................................... 20

3.3.2CALCULATION OF DISCHARGE ............................................................. 20

3.4 HYDRAULIC ANALYSIS .......................................................................... 21

3.4.1.1 CREATION OF A TIN FILE ................................................................ 21

3.5 FLOOD SIMULATION ............................................................................. 24

3.6 CREATION OF TERRAIN. ....................................................................... 25

3.7 FLOOD MAPPING .................................................................................. 25

3.8 FLOOD HAZARD MAPPING ................................................................... 27

vi

CHAPTER 4 ............................................................................................ 29

RESULTS AND FINDINGS ............................................................................ 29

4.1 DESIGNATION OF STUDY AREA ............................................................. 29

4.2 DATA COLLECTION ............................................................................... 30

4.3 HYDROLOGIC ANALYSIS ........................................................................ 33

4.4 HYDRAULIC ANALYSIS .......................................................................... 36

4.5 FLOOD HAZARD MAPPING ..................................................................... 42

CHAPTER 5 ........................................................................................... 46

CONCLUSIONS AND RECOMMENDATIONS. ................................................... 46

5.1 CONCLUSION ....................................................................................... 46

5.2 BENEFITS ......................................................................................... 46

5.3 LIMITATIONS (CHALLENGES) ............................................................. 47

5.4. RECOMMENDATIONS ......................................................................... 47

REFERENCES ..............................................................................................