Appendix 5 GIS operation guide Hue - JICA · GIS Operation Guide T.T. Hue Province Contents Object...
Transcript of Appendix 5 GIS operation guide Hue - JICA · GIS Operation Guide T.T. Hue Province Contents Object...
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Appendix 5
GIS operation guide (Hue)
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GIS Operation GuideT.T. Hue Province
Contents Object of Training Course
Course 1 View
[1-1] Base Map[1-2] Add raster[1-3] Setting up raster property[1-4] Save layer status
Course 2 Reclass
[2-1] Preparation[2-2] Reclass (Flood 2m)[2-3] Reclass (Flood 5m)[2-4] Raster to Polygon
Course 3 Overlay
[3-1] Preparation[3-2] Intersect (Main Road and Flood
2m)[3-3] Intersect (Houses and Flood 2m)[3-4] Intersect (Point Data and Flood
2m)[3-5] Erase
Course 4 Attribute Table (1)
[4-1] Preparation[4-2] Change Layer Display[4-3] Counting[4-4] Rename of Field[4-5] Field Calculator
Course 5 Attribute Table (2)
[5-1] Field Calculator[5-2] Change Layer Display[5-3] Join Attribute from Table (Excel
Data)
Course 6 Application of Simulation Result
[6-1] Preparation [6-2] Intersect[6-3] Merge of Polygon[6-4] Calculate Geometry[6-5] Finalize
Course 7 Conversion fromSimulation Results of MIKE
[7-1] Add Excel Data[7-2] Export Data[7-3] Point Data to TIN[7-4] Tin to Raster[7-5] Import Layer File
Course Additional 1Add Point Shapefile from GPS
[A1-1] Add Point Data from Excel Table[A1-2] Change Coordination System
from WGS84 to VN2000
Course Additional 2Layout and Printing
[1] Mapfile[2] Page and Print Setup[3] Scale[4] Data Frame Setting[5] Layout of the Map [6] Printing
January 2012
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Object of Training Course
View Result of Flood Simulation
-- Classification for any flood depth
Create Polygon for Any Flood Depth
-- Dicision of flood depth by using "Reclass "-- Conversion from Raster to Polygon
Extraction of Point Data, Line Data and Polygon overlapped on Flood Area
-- Station Data (Point Data)-- Road Data (Polyline)-- House Data (Polygon)
Count Features of Flood Area
-- Join on Attribute Table-- District-by-District Deta Summary
Find out Atteribute Table as Database on Arc GIS
-- Copy of the Data-- Field Calculation-- Add Excel Data-- Geometry Calculation-- Edit
Basic Operationfor
Preliminary Work
Trainingfor
Spatial Analysis
Appricationfor
Database Update
-- Conversion from MIKE Data to ArcGIS
Additional Activity
Course 1
Course 2
Course 3
Additional 3
Course 5
Course 6
Course 7
Essential Toolfor
MIKE with ArcGIS
-- From GPS to ArcGISCreate New Point Shapefile Additional 1
Additional 2-- Layout and Print
Course 4
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Course 1 View 【1-1】 Base map
Confirm layers of T.T.Hue on the window.
【1-2】 Add raster
Click [grid_c1_final]
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【1-3】 Setting up raster property
Drop the layer to the [Simulation Results]
Right Click on [grid_c1_final]>Properties
(1) Symbology
(2) Classified
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If this type of error is shown, you can change configuration.
Tools>Options>Raster
(1) Change the number65543 to 5000000
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(1) Input the number “10”
(2) Choose color (green to red)
(3)
(4)
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(1) Right Click on [grid_c1_final]>Properties
(2) Display
(3) 30%
Check!
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Remove “green” color on “0.001993431-0.2”
【1-4】 Save layer status
(1) Right Click on [grid_c1_final]>Save as layer file
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(1)
(2) (3)
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Course 2 Reclass 【2-1】 Preparation
[Hide DEM Hill shade]
【2-2】 Reclass (2m) Let us extract 2m flooded area. [Open the Arc Toolbox] Spatial Analyst Tools>Reclass>Reclassify
(1) Arc Toolbox
(2) Spatial Analyst Tools>Reclass>Reclassify
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Concept of “Reclassify” on DEM
(All Data)
(> 2m)
2.6 1
1.2 2.2 1.4 1 1 1
2.5 2.3 1.6 1.3 ⇒ 1 1 1 1
0.9 0.8 1.1 1 1 1
1.2 1
2.6 1
1.2 2.2 1.4 1
2.5 2.3 1.6 1.3 ⇒ 1 1
0.9 0.8 1.1
1.2
(1) Choose “grid_c1_final”(2) Value
(3)Input“no data” < 2m“1” >= 2m
(4) “grid_c1_2m”
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[Hide “grid_c1_final”] [Change color to blue and transparency 50% on “grid_c1_2m”]
Look at the map more carefully.
【2-3】 Reclass (3m)
Let us try to extract more than 3m flood on “grid_c1_final”.
(1) Hide “grid_c1_final”
(2) Change Color and Transparency 50%
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[Drop “grid_c1_2m” and “drid_c1_3m” layer to “Extract” group] [Change transparency of “grid_c1_3m” to 50%.]
(2) Choose “grid_c1_final”(3) Value
(3)Input“no data” < 3m“1” >= 3m
(5) “grid_c1_3m”
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【2-4】 Raster to polygon Conversion Tools>From Raster>Raster to Polygon
Conversion Tools>From Raster>Raster to Polygon
2020_2mValue
05 extract ¥ “flood_2m_poly”
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Course 3 Overlay 【3-1】 Preparation
Analysis Tools> Overlay >Intersect
【3-2】 Intersect (Road and Flood 2m)
(1) Choose 2 layers
(2) Flood_2m_road
flood_2m_polyNational Roads
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(3) Red and 2 width
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【3-3】 Intersect (Houses and Flood 2m)
(1) Choose 2 layers
(2) flood_2m_house
(2) RED
(1) Zoom In
Flood_2m_polyHouse
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【3-4】 Intersect (Point Data and Flood 2m)
[Drop “station_2m” to “Extract” group] [Change color and symbol of the “flood_2m_office”]
Choose 2 layers
flood_2m_office
Flood_2m_polyPC_office
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【3-5】 Erase Analysis Tools>Overlay>Erase [Zoon in to Thu Bon River]
(1) Flood_2m_poly(2) River
(3) Flood_2m_poly_Erase
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Course 4 Attribute Table 【4-1】 Preparation
[Click the “Full Extent” button] [Click off to clear data]
[Open Attribute Table] District_Area3
[Look at the Attribute Table]
(3)
(2) Clear
(1)
(2)
Check !
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【4-2】 Change the Layer display
[Display the population density]
(1) 0%
Symbology
Density
Graduated Colors
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【4-3】 Counting [Open the “Join” command]
Properties>Joins and Relates>Join
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[Open the Attribute Table]
houses_2m_house
District_area4
Check!
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【4-4】 Rename of the “Field” [Open “Add Field”] Options>Add Field
(1) House2mF
(2) Short Integer
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【4-5】 Field Calculator [Open “Field Calculator”]
Click Right on “House2mF”
Field Calculator
Double Click “Count_”
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Click Right on “Count_”
Delete
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Course 5 Attribute Table (2) 【5-1】 Field Calculator
Open “Field calculator” [Add “New Field”]
Options
Add Field
“percent”
Float
“4” and “2”
Keyword: Data Type Short Integer -- -32,768 ~ 32767 Long Integer -- -2,147,483,648 ~ 2,147,483,647 Float – Total Place (precision) 1~6, Decimal place (Scale) 1~6 Double -- Total Place (precision) 7~, Decimal place (Scale) 0~
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[Field Calculator]
To calculate “risk percentage” of “flood 2m”
Check!
[house_2mF] / [house]*100
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【5-2】 Change Layer Display
Check!
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【5-3】 Join Attribute from Table (Excel Data) [Add “district_simple” polygon] [Open Attribute Table of “district_simple”]
[To Update Database]This table is one of example on excel file.
[Open Join of “district_simple”] Joins and Relates>Join
FID diaDanh Popu 20150 Hue 3500001 Phong Dien 900002 Quang Dien 800003 Phu Vang 1800004 Huong Thuy 1000005 Huong Tra 1100006 A Luoi 300007 Nam Dong 500008 09 Phu Loc 140000
Check!
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(1) “Join attributes from a table”
(2) “FID” of the original layerCheck
(3) “FID” of Add Data
Check
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Course 6 Application of the Simulation Result 【6-1】 Erase
[Set 2 shape files “flood_2m_erase” and “district_simple”]
Erase by water surface.
flood_2m_eraseWater surface
Flood_2m_erase2
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【6-2】 Intersect Let us extract flood areas district-by-district. [Open the “Intersect” tool]
Let us look at the map.
(1) “District_simple” & “flood_2m_erase2”
(2) flood_2m_dist
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【6-3】 Merge of Polygon [Open the attribute table of “flood_2m_dist”]
[Select by Attributes….] Selection>Select by attributes…
Check!
Check!“0”= T.T.Hue
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[Start Editing….] Editor>Start Editing
“FID”=”0” to search only Thanh Pho Hue
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[Merge] Editor>Merge
Check!
Check!
Check!
Search the shape file you want to edit in this window.
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Please repeat this activity. [“1”=Phuong Dien], [“2”=Quang Dien], [“3”=Phu Vang], [“5”=Phuong Tra], [“9”=Phu Loc]
[Save Editing] Editor>Save Editing
[Stop Editing] Editor>Stop Editing
Let us look at the map.
Check!
Check!
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【6-4】 Calculate Geometry Open the “Attribute Table” of the flood_2m_dist layer. [Add Field] Options>Add Field
Check! Using “Identify”
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[Calculate Geometry] Right Click on the Field>Calculate Geometry
Right Click
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Check!
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【6-5】 Finalize Open the attribute table of “flood_2m_dist” and “district_simple” layer.
[Open “Join” on” district_simple” layer]
Check!
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[Export Data from “district_simple”]
Check!
district_2mF_area
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[Delete fields]
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Course 7 Conversion from Simulation Results of MIKE 【7-1】 Add Excel Data
Open the “Flood result.xlsx”.
Add Data
(1)
(2)
(3)
Check!
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(1) “Statistical maximum – “
(2) Display XY data
Check!
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Check!
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【7-2】 Export Data
Check!
(1)
(2) Right Crick
(3) (4)
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Check!
04 flood simulation>cal_point.shp
Remove (No use)
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【7-3】 Point Data to TIN [Create TIN from Feature by using 3D Analyst]
(1)(2) Max_Depth
(3) None
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【7-4】 TIN to Raster [Click off the “cal_point”]3D Analyst>Convert>Tin to Raster
(1)
(2)
(3) 30
(4) 04 Flood Simulation Results¥flood_result
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[Clip the 2D area] by Using “Extract by Mask” Tool.
【7-5】 Import Layer File
Off
(1)
(2)
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Course Add-1 Add Point Shapefile from GPS 【A1-1】Add point data from Excel Table
Open the excel file of “Floodmark Miura.xlsx”.
Check!
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Right Click on [Sheet1$]>Display XY Data
UTM xUTM y
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“WGS1984 UTM Zone 48N” = GPS Data
Check!
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Export Data of “Sheet1$”
Right Click on [Sheet1$]
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【A1-2】Change coordinate system from WGS84 to VN2000
Data Management Tools>Projections and Transformation>Feature>Project
Floodmark_gps
Remove”Sheet1$”
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Choose ANY Shapefile based on”VN2000”
Floodmark_GPS
A
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Remove “Floodmark_GPS”
Go to”A”
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Course Add-2 Layout and Printing 【1】Mapfile
Save as “new mapfile” to layout this training case.
【2】Page and Print Setup File>Page and Print Setup
Training_Hue_A0
Canon iPF710 (Plotter in the office)
A0
Landscape
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Adjust the map size to paper size.
Click “Layout View”
Paper Size
Map Size
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【3】Scale You can choose any scale on this command. In this training you choose “1:110,000”.
【4】Data Frame Setting
Right click on the “Thua Thien Hue” data frame. Right Click>Properties
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[Frame]
[Grids]
New or EditInterval Setting
Origen Setting
Grid
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[Layout Toolbar]
【5】Layout of the Map
Insert
Add any legend
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【6】Printing File>Print
Check your printer
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Course Add-3 Dyke and Land Use 【1】Preparation
Add “Dyke_Upg_Plan” line data. Add “ht_poly_region_VN2000” polygon data.
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【2】Buffer Arc Toolbox>Analysis Tools>Proximity>Buffer
a
a
Buffer
Dyke_Upg_Plan
a=25.5
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Change Color and Line of “Dyke_Upg_Plan” and “Dyke_Upg_Plan_Buffer” And Zoom in.
【3】Intersect
20m20m3m 3m 3m
1m 1m
51m
a=25.5m
CL
Check!
Dyke_Upg_Plan_BufferHt_poly_region_VN2000
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【4】Attribute Table Open attribute Table of Land Use layer, “ht_poly_region_VN2000”.
The column “TYPE” is best ID to identify land use. 【5】Merge
Open attribute table of “dyke_and_landuse”.
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Start Editing
Select By Attribute
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Merge
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Continue merging by using the columns “22”, “28”, “31”.
Save Edits and Stop Editing.
Delete Unnecessary Fields.
【6】Calculate Geometry
Add Field.
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Calculate Geometry
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Check!
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