Districting Competition Tutorial

1000976

Description

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 [phone] Mark Salling, PhD, GISP
Phone [phone] 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 ...

Sujets

• The Ohio Players
• Statistics New Zealand
• Société de l'histoire du protestantisme français
• Résidence surveillée
• Extension allemande de Strasbourg
• Fragmentation écopaysagère

Informations

• Publié par: Chawyog
• Nombre de lectures: 91
• Langue: English
• Poids de l'ouvrage: 1 Mo

Extrait

          Districting Competition Tutorial   Using ArcGIS 9.3 and Districting Wizard 1      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 [phone] Mark Salling, PhD, GISP  Phone [phone] 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) 2 connect 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.

                                                 2 Operating 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 at pt/: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   in Programs-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

4  

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.  

5  

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 data 3 , 2) complete a districting plan tutorial, 3) create a plan shapefile 4 , 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.

                                                 3 Data will be stored on the z: drive. You will access data there and also write files to folders on the z-drive.   4 A 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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