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Regional Transportation Data Clearinghouse Update. MWCOG Technical Committee 5 November 2004. Bob Griffiths, Martha Kile, Charlene Howard Department of Transportation Planning. Overview. Background Clearinghouse Project What’s New in 2004 Views Future Steps Demonstration. Background.
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Regional Transportation Data Clearinghouse Update MWCOG Technical Committee 5 November 2004 Bob Griffiths, Martha Kile, Charlene Howard Department of Transportation Planning
Overview • Background • Clearinghouse Project • What’s New in 2004 • Views • Future Steps • Demonstration
Background • Regional transportation database • Datasets available for 1986 - 2003 • Updates and additions as data become available • Data in Clearinghouse • COG transportation network data • Traffic volume data received from DC, MD, VA • COG survey data • Cooperative Forecast (Round 6.3) • Alternative transportation data (transit, bike, etc.)
Clearinghouse Project • Arcview 3.2 project • Six different ‘views’ of data • View-specific menu choices • Buttons available throughout project • Spatial data- ESRI Arcview shapefile format • Other files- DBF tables, Avenue scripts, custom legends
What’s new in 2004 • New Views • Census Data View • Detailed Traffic Volume View • New data in other views • Datasets • Menu choices
Clearinghouse View • New Clearinghouse Network • 2003 network • Additional years for traffic volumes • 2001 • 2002 • 2003 • Truck Restrictions dataset
Regional Trends View • Round 6.3 Cooperative Forecast data • Population • Households • Employment • Compare data • 1990-2000 • 2000-2010 • 2010-2030
Survey View • 2003 Arterial Travel Time Study data • 2002 Metro Core Cordon Count data
Transit View • Bicycle Facilities data • 2003 AM Peak and Off Peak Bus Routes • WMATA Spring 2002 Rail Passenger Study • Mode of Access • Mode of Egress
Census View • Entirely new view • Census Tracts and Block groups • Menu options • Mode of Transportation to Work • Travel Time to Work
Detailed Traffic View • Entirely new view • Network volumes for MD and VA for May 2001 (trial period) • Menu choice: zoom to links with detailed traffic counts • View Tool: get counts • Choices • Specific Date • Average of all days • Average of weekdays • One table for each direction • Volume information • Link information
Detailed Traffic View Example table
Future Steps • December Technical Committee Meeting • Distribution of Clearinghouse Project on CD • Current Plans • Continued data acquisition • Additional years • Additional sources • Detailed traffic view: additional time periods such as AM and PM peak, off-peak • Clearinghouse availability • Alternatives to Arcview GIS project?