ITSVA Northern Virginia Transportation Roundtable · Arlington, Virginia ... • Sharing of County...
Transcript of ITSVA Northern Virginia Transportation Roundtable · Arlington, Virginia ... • Sharing of County...
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ITSVA Northern Virginia Transportation Roundtable
Lawrence Marcus
Bureau Chief, Transportation Engineering & Operations
Arlington, Virginia
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• Residents– Lowest resident drive-alone commute rate in VA
– 46% residents use non-SOV as commute mode
• Employees Commuting to Arlington – Over 40% take transit, walk or bike to work.
• Visitors– 4 million plus visitors to Arlington National Cemetery
– Over 11,000 hotel rooms used as a base for visitors from outside the region
• Through Travelers & Commuters
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Transportation System Users in Arlington
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Transportation System Use
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• > 4 million vehicle-miles of travel per day
• 220,000 Metrorail boardings/alightings
• > 64,000 bus trips
• > 3,000 commuter rail boardings/alightings
• > 8,000 car-share members
• > 200,000 transit-related walking trips
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Transportation Technologyin Arlington
• Traffic Management Center
• Intelligent Transportation Systems (ITS)
• Traffic Optimization & Messaging
• Emergency Management
• Transit Messaging
• Fiber Optics Network
• Automated Multi-modal Monitoring System
• Smart Streetlights (LED)
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Smart Transportation Management Center
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TMC Overview
o Traffic management
o Real time data collection
o Transit management system
o Smart streetlight system
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• Adaptive control system
• Real time traffic detection systems
• Emergency vehicle support system
• Transit management system
• Real time traffic monitoring
• Queue detection system
• 180+ CCTV Cameras
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Traffic Management Components
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ITS Fiber Optics Construction
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CCTV Web Integration
• Sharing of County CCTV camera feed (180+ CCTV) in real time on County webpage.
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Max View Signal System
• The project includes upgrading of signal system software and controllers for 200 intersections
Signal System
CCTV System
Video Detection
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Smart Route Choices
o Three major arterials:
– Arlington Blvd. (Rt. 50)
– Lee Highway
– Columbia Pike
o Bluetooth technology tracks travel times in corridors
o Travel times to key destinations displayed on DMSs
o Messages Amber alerts and incident management
o Balances capacity
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Has Technology Reduced Congestion in Arlington?
Yes! But difficult to quantify
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Traffic Volumes Have Decreased on Many Arterials within Arlington
-4.0%
-3.5%
-3.0%
-2.5%
-2.0%
-1.5%
-1.0%
-0.5%
0.0%
0
10,000
20,000
30,000
40,000
50,000
60,000
70,000
80,000
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Volume Counts at Cordons, 2006-2012
2006 2009 2011/2012 Average Change In Traffic
3.4%
Avg Reduction
in Traffic
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Traffic Volumes at Key Locations
• Overall decrease of 3% between 2006 and 2012
• Population grew by 9,000 residents (or 8%) in the same period.
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• Residents– Lowest resident drive-alone commute rate in all VA
regions
– 46% residents use non-SOV as primary commute
mode
• Employees Commuting to Arlington – Over 40% take transit, walk or bike to work.
• Visitors– 4 million plus visitors to Arlington National Cemetery
– Over 11,000 hotel rooms used as a base for visitors from outside the region
• Through Travelers & Commuters
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Transportation System Users in Arlington
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Transportation System Use
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• > 4 million vehicle-miles of travel per day
• 220,000 Metrorail boardings/alightings
• > 64,000 bus trips
• > 3,000 commuter rail boardings/alightings
• > 8,000 car-share members
• > 200,000 transit-related walking trips
• < 50% of all resident and worker trips in the Metro Corridors by SOV
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Integrated Corridor ManagementWhat's Next?
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Integrated Corridor Management
Urban Applications
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Crystal City Potomac Yard Transitway
Implementation Case Study
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Transitway Operational Challenges
1. Traffic signal operations
2. Transit signal priority
– Coordination with WMATA
– Coordination between two jurisdictions
– Technology
3. Right turns vs. transit ops. on exclusive ROW
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Questions?
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