Best Location For Amusement Park Geography 4050 Dr. Peterson Fall 03.

Best Location For Best Location For Amusement ParkAmusement Park

Geography 4050Geography 4050

Dr. PetersonDr. Peterson

Fall ‘03Fall ‘03

Project OutlineProject Outline

►General LocationGeneral Location►Obtaining the DataObtaining the Data

The National MapThe National Map Viewer Viewer Nebraska Data ClearinghouseNebraska Data Clearinghouse

►Working the DataWorking the Data Modifying DataModifying Data Spatial AnalystSpatial Analyst LayoutLayout

General LocationGeneral Location

►Populated AreasPopulated Areas Eastern NebraskaEastern Nebraska OmahaOmaha LincolnLincoln

►Available TransportationAvailable Transportation I-80 AppealI-80 Appeal

►Half Way Between Omaha and Lincoln…Half Way Between Omaha and Lincoln… Mahoney State Park AreaMahoney State Park Area Omaha PullOmaha Pull

Finding the DataFinding the Data

Obtaining the DataObtaining the Data

►National Map Viewers - National Map Viewers - http://nationalmap.usgs.govhttp://nationalmap.usgs.gov Four USGS Interactive Map SitesFour USGS Interactive Map Sites

►The New National Map The New National Map ViewerViewer►Seamless Data Distribution System Viewer Seamless Data Distribution System Viewer

Multiple Dataset DownloadsMultiple Dataset Downloads►Seamless Data Viewer Seamless Data Viewer

1/3” National Elevation Dataset (NED)1/3” National Elevation Dataset (NED) Land Use (1992)Land Use (1992)

►National Map ViewerNational Map Viewer State and County BoundariesState and County Boundaries RoadsRoads CitiesCities HydrologyHydrology

Downloads are ShapefilesDownloads are Shapefiles

National Map Viewers - National Map Viewers - http://nationalmap.usgs.govhttp://nationalmap.usgs.gov

Obtaining the Data Obtaining the Data cont’cont’

►Nebraska Natural Resources Data Nebraska Natural Resources Data Clearinghouse Clearinghouse Search by CategorySearch by Category Only Nebraska DataOnly Nebraska Data Downloaded SetsDownloaded Sets

►Detailed Road File (U.S Census TIGER)Detailed Road File (U.S Census TIGER)►Sarpy Co. Land UseSarpy Co. Land Use

Arc Export FormatArc Export Format

Working the DataWorking the Data

Modifying the Data Modifying the Data

►Export all .e00 extensionsExport all .e00 extensions►Modifying ProjectionsModifying Projections

Projection WizardProjection Wizard Albert’s Equal Area ConicAlbert’s Equal Area Conic

Modifying DataModifying Data

► RoadsRoads Creating I-80Creating I-80 Creating Exit 432 Creating Exit 432

shapefileshapefile

► LanduseLanduse

Spatial AnalystSpatial Analyst

►HillshadeHillshade Obtains the Obtains the

hypothetical hypothetical illumination of a illumination of a surfacesurface

Uses the Digital Uses the Digital Elevation Model Elevation Model (DEM)(DEM)

Adds 3-D Adds 3-D appearance when appearance when set transparentset transparent


► SlopeSlope Calculates the Calculates the

maximum rate of maximum rate of change between change between each celleach cell

Uses the DEMUses the DEM Green (Level)Green (Level) to to Red Red

(Steep)(Steep) The Flatter the The Flatter the

BetterBetter


► ViewshedViewshed The cells in a raster The cells in a raster

that can be seen from that can be seen from one or more one or more observation points or observation points or lineslines

Uses the Triangulation Uses the Triangulation Irregular Network (TIN)Irregular Network (TIN)

I-80I-80►Most of park should be Most of park should be

seenseen►Attendance drawAttendance draw►AdvertisementAdvertisement

Spatial AnalysisSpatial Analysis

► Platte River Platte River ViewshedViewshed Illustrates whereIllustrates where

Platte can be seenPlatte can be seen River needs to beRiver needs to be

visible from the visible from the parkpark

Green areas areGreen areas are

visiblevisible


► Cost WeightedCost Weighted Finds the least Finds the least

accumulative cost accumulative cost from each cell to the from each cell to the nearest, cheapest nearest, cheapest sourcesource

Distance from I-80Distance from I-80 Cost was determined Cost was determined

by elevationby elevation


► Reclassifying DataReclassifying Data Landuse – Forest, Landuse – Forest,

Pasture, Crops, Pasture, Crops, UrbanUrban

Viewshed – Must be Viewshed – Must be seen from Interstate seen from Interstate

Slope - Flatter Slope - Flatter (Green) the better(Green) the better

Cost from I-80 – Less Cost from I-80 – Less cost the bettercost the better

Landuse Viewshed Slope Cost


► Raster CalculatorRaster Calculator Platte View 40%Platte View 40% I-80 View I-80 View 20%20% Slope Slope

20%20% I-80 Cost I-80 Cost 15%15% LanduseLanduse 5%5%

Best LocationsBest Locations

#1#2

#3

#1

#2

#3

Narrowing the OptionsNarrowing the Options

► Location #1Location #1 FlatFlat Great I-80 ViewGreat I-80 View FEMA Flood PlainFEMA Flood Plain

► Location #2Location #2 Close to a ExitClose to a Exit Good I-80 ViewGood I-80 View Too Much SlopeToo Much Slope

Narrowing the OptionsNarrowing the Options

► Location #3Location #3 Great I-80Great I-80 Close to ExitClose to Exit Close to a TownClose to a Town 20ft above 20ft above

floodplainfloodplain

Best Location For Amusement Park Geography 4050 Dr. Peterson Fall 03.

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