DC GIS Presentation 1/14/2007

DC GIS Use of Google Geospatial Technology

MWGOG GIS CommitteeJanuary 14, 2008

Barney KrucoffGIS DirectorDistrict of ColumbiaOffice of the Chief Technology OfficerBarney.Krucoff@dc.gov202-727-9307

Why use Google Geospatial Technology

Market Share

Our customers know how and want to use it

Our decision makers want it DC Mayor and Chief Technology Officer have entered into a

partnership with Google.

Google Maps API lowers development and data costs

Google Earth 3D capability

-- Primary Concerns –

Advertising

Does not replace data maintenance or analysis from our ESRI suite so we are supporting an additional environment.

DC GIS Data Downloads Now Available in KML

http://dcgis.dc.gov

Google Maps

Google Maps DC SamplesDOT Evacuation Routes DDOT Snow Response

DCPS School Finder FEMS Hydrants

Google Earth Enterprise

DC will have its own Google Earth “Globe” Available on the DC WAN with the Google Earth Enterprise Client

Available on the internet in Google Maps applications

Google Earth Enterprise Components Google Earth Fusion to store, style, and organize data into a

seamless viewable globe or 2D browsable map

Google Earth Server to host and stream data to end user software

Google Earth Enterprise Client or Browser-based 2D Maps view for viewing, printing, searching and data authoring

Google Earth Fusion Supports imagery, terrain, polygons, points, lines, KML, regionated KML overlays, and 3D models Supports distributed data processing across multiple CPUs and machines Easy-to-use GUI or scriptable interface to automate data ingestion and database completion Project metaphor – create projects for different collections of data and use these projects to build

multiple 3D globes or 2D browser-based maps Auto-ingest – scriptable engine to automatically sync with changing datastores Built-in projection handling Virtual mosaicking capability Rich styling support in GUI to create themes in vector data Support for common raster and vector data formats

KML streaming Support for KML

Google SketchUp Models

Superoverlay Image processing

Vector and Point ESRI Shapefile (.SHP)

MapInfo Tab (.TAB)

Comma Separated Values (.CSV)

Image and Terrain GeoTIFF, Erdas IMG, JPEG2000, MrSID (32-bit version only)

TIFF, JPEG, GIF, PNG, BIL, BIP

DTED, USGS SDTS DEM, ASCII DEM

Issues we are working through

Meant for world wide mapping Built in zoom level not to local government scale

How can I stop it from starting the map over California? How can it start up zoomed to DC?

Unable to change the display order

Needs more symbols

DC budget so far

Purchase from GSA vender

$25,000 for Google Maps Enterprise 2,500,000 hits per year

$100,000 for hardware / software bundle for Google Earth Enterprise