Districting Competition Tutorial
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Districting Competition Tutorial
1Using ArcGIS 9.3 and Districting Wizard
For The State of Ohio
April 2009
Version 1.0
April 10, 2009
Prepared for:
Ohio Secretary of State Jennifer Brunner
Prepared by:
Cleveland State University
Maxine Goodman Levin College of Urban Affairs
Northern Ohio Data & Information Service (NODIS)
1717 Euclid Ave
Cleveland, Ohio 44115
Phone 216-687-3716 Mark Salling, PhD, GISP
Phone 216-687-2221 Jim Wyles, GISP
1 ArcGIS is a product of the Environmental Resources Institute (ESRI) – www.esri.com. Information on the Districting extension is
at http://www.esri.com/software/arcgis/extensions/districting/index.html.
Background and Purpose of Ohio Redistricting Competition and the Tutorial
According the Ohio Secretary of State, the goal of the Ohio Redistricting Competition is to demonstrate that
an open process based on objective criteria can produce fair legislative districts in Ohio.
This tutorial is designed to show the user how to use ArcGIS software and the Districting extension to
prepare and submit a plan for the Competition ...
Districting Competition Tutorial Using ArcGIS 9.3 and Districting Wizard1 For The State of Ohio April 2009 Version 1.0 April 10, 2009 Prepared for: Ohio Secretary of State Jennifer Brunner Prepared by: Cleveland State University Maxine Goodman Levin College of Urban Affairs Northern Ohio Data & Information Service (NODIS) 1717 Euclid Ave Cleveland, Ohio 44115 Phone 216-687-3716 Mark Salling, PhD, GISP Phone 216-687-2221 Jim Wyles, GISP 1 ArcGIS is a product of the Environmental Resources Institute (ESRI) www.esri.com. Information on the Districting extension is at http://www.esri.com/software/arcgis/extensions/districting/index.html.
Background and Purpose of Ohio Redistricting Competition and the Tutorial According the Ohio Secretary of State, the goal of the Ohio itcirtsignRed Competition is to demonstrate that an open process based on objective criteria can produce fair iseglevital districts in Ohio. This tutorial is designed to show the user how to use ArcGIS software and the gnitciDistr extension to prepare and submit a plan for the Coitionm.pet Please refer to the document FINAL Rules of the Competition for details and rules about this project including the rules and procedures of the compion.etit This tutorial, which also serves as a manual, provides noitsinstruc on how to use many of the tools, functions, and options vableaila in ArcGIS and the Districting extension that will help the user create proposed plans for this project. However, because the tutorial was written in a relatively limited timeframe many functions and options of the software that may also be useful are not covered. Persons with more experience with GIS software in general and with ArcGIS in particular may be able to more easily learn and use these additional functions. Please follow the tutorial carefully as missed steps or incorrect epsificitacsno or actions can cause errors and much ruf.ontirast Please expect that it will take several practices and some hours of work to become comfortably efficient with the software. The software is the product of ESRI and may not always work as expected or desired. The authors of this document are only responsible for the tutorial and the two tools that were created to assist the competition the Compactness Tool and the neatitnoFarmg Tool. Any errors or fingnacitis omissions in the tutorial or completion tools may be corrected in subsequent versions.
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TABLE OF CONTENTS
ACCESS TERMINAL SERVER USING REMOTE DESKTOP ………………………………………... 3 SAMPLE DATA OVERVIEW …………………………………………………………………………….... 8 TUTORIAL ………………………………………………………………………………………………...… 9
Getting Started ……………………………………………………………………………………… 9
Create Plan Using the District Wizard ………………………….……………………………….. 10
Opening Reference Layers (County, Community, & Congressional Districts-2000) to Map. 17
Assign “Source” Geography Units (Precincts) to Districts …………………………………….. 18
Lock Source Geographic Units …………………………………………………………………....26 Change District Symbology ………………………………………………………………………..28 Open an Existing Plan ………………………………………………………………………….…..29 Create a Shapefile from the Plan ………………………………………………………………....31 Run the Compactness Tool ……………………………………………………………………….33 Run the Fragmentation Tool ……………………………………………………………………....37 Create a PDF Image of the Districting Map Plan ……………………………………………….43 Submit the Plan Shapefiles …………………………………………………………………….…47 APPENDIX A – STEPS FOR DOWNLOADING & INSTALLATION OF ARCGIS DISTRICTING SOFTWARE ………………………………………………………………………………………….……..50 APPENDIX B – COUNTY POPULATION ……………………………………………………………….55
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Access Terminal Server Using Remote Desktop The software and data are housed at The Ohio State University (OSU) on a terminal server. Internet access using with a remote desktop connection is required. The tutorial assumes use of a Windows operating system environment. The following instructions are used to access The Ohio State University’s Windows 2003 Terminal Server for ArcGIS 9.3 using a Remote Desktop application for Windows XP, VISTA and 2000 Operating Systems (OS). The Remote Desktop Connection (RDC)2connect to the OSU Windows Terminal Server.is used to To begin the RDC: •Click Start, •click Programs, •click Accessories, •click Remote Desktop Connection Or it may be through a sequence of Start, Programs, Accessories, Communications, Remote Desktop Connection. See Illustrations on the following page.
2Operating Systems after Windows 2000. XP and Vista have thisMicrosoft has Remote Desktop Client available in its application by default. The typical windows executable file is c:\windows\system32\mstsc.exe. Windows 2000; W indows 95; W indows 98; W indows ME; W indows NT, W indows Server 2003, and W indows XP remote desktop client can be downloaded atpt/:thm.ciw/wwft.crosoindoom/wpxswwod/aolnt/sdlsoodc/renlil.tdsmxp Under Download on right-hand side click msrdpcli.exe. On the next page, click the download button. Save file. Double-click file to install. This places the remote desktop client inPrograms-Accessories-Communications-Remote Desktop Connection. For Apple MacIntosh Users, the MAC Remote Desktop Connection Client 2 is available for download at http://www.microsoft.com/mac/products/remote-desktop/default.mspx 3
Right-click on Remote Desktop Connection and click
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Cr
eate Shortcut
:
Place the shortcut icon on your desktop by either clicking on Yes on the window below, or by dragging it from where it is put to the desktop if this choice is not provided.
The icon will be seen on your desktop:
Once the Remote Desktop Connection shortcut icon has been placed on your desktop, you will NOT need to repeat the previous steps to start a RDC session.
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To start RDC: You will be provided a computer login account, password, and OSU computer machine number. Double-Click on “Remote Desktop Connection” icon on your desktop.
For the computer, enter the computer number that you are assigned. The computer numbers are 164.107.37.143, 164.107.37.144, or 164.107.37.154.
Type your assigned computer number
If you want to access your local drives from the terminal server - click Options – Local Resources and check Disk drives. See images below. If you don’t find Disk drives then click More under Local devices and resource and then Drives. Printers are already checked and this will allow you to print to any printer accessible from your PC. Click Connect and OK.
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Otherwise, click OK If you get this warning message:
Click the box “Don’t ask me again for remote connections to this computer” in order to avoid the warning message the next time you login. Select Connect. Click OK to the login message. Enter your login id and password and click OK. [NOTE: To change your password: Click Start, click windows security, and click change password.] You are now ready to get started. In this exercise you will: 1) look at the districting data3, 2) complete a districting plan tutorial, 3) create a plan shapefile4, run tools to determine district compactness, county fragmentation, and community fragmentation, 4) create a PDF image of your plan, and 5) submit your plan Shapefile and other required information.
3Data will be stored on the z: drive. You will access data there and also write files to folders on the z-drive. 4A shapefile is the way your boundary plan is stored and used by the GIS software. 7
Sample Data Overview On the OSU Windows Terminal Server the data is provided in the folder z:\ Districting_ArcGIS\Ohio. The data for the year 2000 includes Ohio voting precincts, communities, communities that cross county borders, counties, and the 19 Congressional Districts as of 2000 – those in use prior to the current 18 districts.
Voting Precincts, 2000
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Warning: Do NOT modify or delete any field that is present in these data layers. Tools that will be used are expecting the field names present.
Tutorial Getting Started This tutorial has been provided to step you through the basic functionality of the Districting for ArcGIS add-on. You will create districts from precinct data for the State of Ohio. For the competition, use this tutorial as a guideline to create 18 Congressional Districts. In this tutorial, you will:
•Create a new plan using the Districting Wizard.
•Assign source geography units (precincts) to districts.
•Open reference layers (county, community, & congressional districts- 2000) to map
•Lock source geography units.
•Change district symbology.
•Open an Existing Plan.
•Create a shapefile from the district assignments.
•Run the Compactness Tool.
•Run the Fragmentation Tool.
•Create a PDF Image of the Districting Map Plan.
•Submit the shapefiles and other required information
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To begin, open ArcGIS by double clicking on the ArcMap icon .
If the Start using ArcMap with window pops up, click on the X in the top right corner to close the window:
Create Plan Using the Districting Wizard In this section you will create a new plan workspace and a new plan using the Districting Wizard. First you have to make sure that the Districting Extension is activated and the Districting tools and toolbars are available to you. 1.To activate the Districting extension, go to the ArcMapToolsmenu, clickExtensions. In the Extensions dialog box, add acheck the boxnext toDistricting(if it does not have a check already), and clickClose:
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