Seattle Monorail Impact Project A GIS Study on Impacts of the New Seattle Monorail By: Wiley Coffin, Kyle Crass, Kyle Freeman, Ken Hunziker, Tony Marti.

Seattle Monorail Impact Seattle Monorail Impact ProjectProject

A GIS Study on Impacts of A GIS Study on Impacts of the New Seattle Monorailthe New Seattle Monorail

By: Wiley Coffin, Kyle Crass, Kyle Freeman, Ken Hunziker, Tony MartiBy: Wiley Coffin, Kyle Crass, Kyle Freeman, Ken Hunziker, Tony Marti

Project GoalsProject Goals

• Use GIS to create digital map of Use GIS to create digital map of proposed monorail project proposed monorail project

• Link GIS map to census data for Link GIS map to census data for public impact analysispublic impact analysis

• Analyze impact of project on Analyze impact of project on residents near and on proposed residents near and on proposed monorail routemonorail route

Using GIS to Create Digital Using GIS to Create Digital Map of Proposed Monorail Map of Proposed Monorail

ProjectProject• Find data sources:Find data sources:

– www.wagda.lib.washington.eduwww.wagda.lib.washington.edu• Download appropriate shape files for city of Download appropriate shape files for city of

Seattle: Street network, Building outlines, City Seattle: Street network, Building outlines, City outline, Shoreline outline, Shoreline

• Import sources into GIS and overlay Import sources into GIS and overlay shape filesshape files

• Create new shape files of proposed Create new shape files of proposed monorail route and station locationsmonorail route and station locations– Create shape files in ArcCatalogCreate shape files in ArcCatalog– Digitize route and station location in Digitize route and station location in

ArcMapArcMap

• Overlay new shape files into ArcMapOverlay new shape files into ArcMap

Link GIS Map to Census Link GIS Map to Census Data for Public Impact Data for Public Impact

Analysis Analysis • Download census data from ESRI website Download census data from ESRI website

and add to ArcMapand add to ArcMap– King County Census 2000 blocks shapefile King County Census 2000 blocks shapefile

and attribute data and attribute data

• Integrate city of Seattle data with King Integrate city of Seattle data with King County Census dataCounty Census data– Specify City of Seattle data coordinate Specify City of Seattle data coordinate

systemsystem– Overlay Census data onto our monorail mapOverlay Census data onto our monorail map

• Join attribute table of census data and Join attribute table of census data and census block attribute table census block attribute table

Analyze Impact on Residents Analyze Impact on Residents Near and on Proposed Near and on Proposed

Monorail RouteMonorail Route

• Create multiple buffers around Create multiple buffers around stations and routestations and route– Station Buffers-1km total donut Station Buffers-1km total donut

buffer around each station buffer around each station

– Route Buffers-250m buffer on each Route Buffers-250m buffer on each side of routeside of route

Analyze Impact on Residents Analyze Impact on Residents Near and on Proposed Near and on Proposed

Monorail RouteMonorail Route

• Use Census2000 block data to Use Census2000 block data to analyze its spatial relationship to analyze its spatial relationship to the buffersthe buffers– Select by LocationSelect by Location

– Statistics to find sum of population Statistics to find sum of population within parameterswithin parameters

ResultsResults

• Positively affected peoplePositively affected people– 81,000 individuals living in buffer zones81,000 individuals living in buffer zones

• Negatively affected peopleNegatively affected people– 18,000 individuals living in buffer zone18,000 individuals living in buffer zone

• Negatively affected are also Positively Negatively affected are also Positively affectedaffected

• Further information for different Further information for different population demographics can be population demographics can be determined from this datadetermined from this data