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2005 NW ESRI Conference - City of Yakima, Washington Yakima Transit & Refuse AVL Client, Server and Web Applications Tom E. Sellsted Supervising Senior Analyst (GIS geek) Information Services Division tsellste@ci.yakima.wa.us
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2005 NW ESRI Conference - City of Yakima, Washington Yakima Transit Statistics Population of 80,000 9 fixed routes running 6am to 7pm (not Sunday) 2005 Budget of $4.4M Over 1 million passengers in 2004 309 Service Days Expanding service to other local cities
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2005 NW ESRI Conference - City of Yakima, Washington Why TransitAVL? Dispatching Tool Show current bus positions on route Calculate estimated arrival times Share information with riders Measure Yakima Transit performance Leverage Yakima’s other AVL/GIS/Web knowledge
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2005 NW ESRI Conference - City of Yakima, Washington TransitAVL Hardware Sierra Wireless MP750 Modems Cost $950/unit $40/per month (AYCE-$80) Integrated Trimble GPS using TAIP Consistent position messaging Panic Switch No session stealing as with CDPD Some latency
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2005 NW ESRI Conference - City of Yakima, Washington Bus Modem picture
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2005 NW ESRI Conference - City of Yakima, Washington Bus Antenna Picture
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2005 NW ESRI Conference - City of Yakima, Washington GPS Characteristics Reporting Interval 10 seconds >12 meters Configurable from TransitAVL server Generally accurate to 20 feet Regionalized Selective Availability Good GPRS coverage
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2005 NW ESRI Conference - City of Yakima, Washington TransitAVL Rules Simple, Easy to follow… Buses must be assigned to routes Any number of buses assigned to route Route lines must follow driven path GIS line direction must follow driven path Times used between stops are from bus book
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2005 NW ESRI Conference - City of Yakima, Washington Building Routes in GIS Leverage Existing GIS Data Use actual AVL data Generalize in GIS Add/Update attributes –Stop Names –Time to travel –Sequence each segment
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2005 NW ESRI Conference - City of Yakima, Washington Bus traveling west on Tieton Dr
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2005 NW ESRI Conference - City of Yakima, Washington Position Report Accuracy
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2005 NW ESRI Conference - City of Yakima, Washington Time, Speed & Delay
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2005 NW ESRI Conference - City of Yakima, Washington Bus Route 5 – Single Segment
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2005 NW ESRI Conference - City of Yakima, Washington Calculating Arrival Times Buses assigned to specific routes Recalculated with every new position report Times recalculated for major stop points Use position to select route segment Interpolation/percentage traveled segment Add interpolated time to other road segments by sequence number
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2005 NW ESRI Conference - City of Yakima, Washington Travel & Arrival Times
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2005 NW ESRI Conference - City of Yakima, Washington TransitAVL Server Basic GIS Application Receives all position reports Calculates/estimates arrival times Controls bus assignments Relays position reports, bus assignments & alerts to TransitClients and TransitWeb Saves position data for later examination Update/Add/Delete Buses, Routes, Users
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2005 NW ESRI Conference - City of Yakima, Washington TransitClient Gives supervisors and staff a real-time view Receives assignments, bus positions and alerts from TransitAVL server Calculates/estimates arrival times
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2005 NW ESRI Conference - City of Yakima, Washington General Features Toggle bus routes –Turns off route line –Only shows buses for displayed routes User defined zoom areas Bus speed and heading information
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2005 NW ESRI Conference - City of Yakima, Washington Overview Map
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2005 NW ESRI Conference - City of Yakima, Washington Single Route
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2005 NW ESRI Conference - City of Yakima, Washington Hover over Bus
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2005 NW ESRI Conference - City of Yakima, Washington Hover over Stop
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2005 NW ESRI Conference - City of Yakima, Washington Hover over Multiple
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2005 NW ESRI Conference - City of Yakima, Washington Zoom & Info windows
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2005 NW ESRI Conference - City of Yakima, Washington TransitWeb - iBus Many of the same features as TransitClient TransitWeb receives position reports Works on most browsers (PC, mac, Unix) Cookies save your settings –Map extent, map size, address, my stop, routes Automatic refresh is configurable Refreshes only times and positions Uses JPG and GIF images
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2005 NW ESRI Conference - City of Yakima, Washington Basic Map
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2005 NW ESRI Conference - City of Yakima, Washington One Route
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2005 NW ESRI Conference - City of Yakima, Washington Hover Bus
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2005 NW ESRI Conference - City of Yakima, Washington Hover Stop
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2005 NW ESRI Conference - City of Yakima, Washington Multiple Routes 1
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2005 NW ESRI Conference - City of Yakima, Washington My Stop
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2005 NW ESRI Conference - City of Yakima, Washington Address
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2005 NW ESRI Conference - City of Yakima, Washington AVL Data Transit Analysis –Rider Queries –Route Timing –Performance General Analysis –Travel Speed Study –GPRS Signal Quality
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2005 NW ESRI Conference - City of Yakima, Washington Over Speed Limit Analysis
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2005 NW ESRI Conference - City of Yakima, Washington GPRS Signal Quality
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2005 NW ESRI Conference - City of Yakima, Washington Travel Speed Study
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2005 NW ESRI Conference - City of Yakima, Washington Solid Waste AVL ArcMap AVL Server Connection Mapping Delay Showing Excessive Speed Route Planning
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2005 NW ESRI Conference - City of Yakima, Washington
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As driven – 30.8 miles - 1:08
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2005 NW ESRI Conference - City of Yakima, Washington Optimal Route – 17.4 miles – 38min
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2005 NW ESRI Conference - City of Yakima, Washington
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Questions? Tom E. Sellsted City of Yakima, Washington email:tsellste@ci.yakima.wa.us http://www.ci.yakima.wa.us/gis
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