planning of traffic management systems during widening of the ring road around copenhagen
DESCRIPTION
PLANNING OF TRAFFIC MANAGEMENT SYSTEMS DURING WIDENING OF THE RING ROAD AROUND COPENHAGEN. Charlotte Vithen Coordinator of Traffic Management Danish Road Directorate. ROAD WORKS IN GREATER COPENHAGEN. Køge Bugt north: 2002 - 2003 Motorring 3: 2005 - 2008 Køge Bugt south: 2005 - 2008. - PowerPoint PPT PresentationTRANSCRIPT
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PLANNING OF TRAFFIC MANAGEMENT SYSTEMS DURING
WIDENING OF THE RING ROAD AROUND COPENHAGEN
Charlotte Vithen
Coordinator of Traffic Management
Danish Road Directorate
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
ROAD WORKS IN GREATER COPENHAGEN
Køge Bugt north: 2002 - 2003Motorring 3: 2005 - 2008Køge Bugt south: 2005 - 2008
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
TRAFFIC MANAGEMENT ON MOTORRING 3
• The Danish Road Directorate's largest ITS investment in one project so far
• In the summer 2003 a resolution on the construction work was adopted by the Danish parliament.
• The resolution holds a budget of DKK 1.790 mio. kr. (approx. 240 mio. Euro), including about 10% set aside for traffic management during construction
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
HOW TO SUCCEED
• How did we manage to get the stakeholders to realize the needs for advanced traffic management on such a large scale?
• A combination of logical and structured thoroughly analysis, experiences from the use of traffic management at previous road constructions and documentation of effects
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
STRUCTURE OF PRESENTATION
• Decision process• Proposal for solutions• Status for the project
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
VVM
Investigation of the traffic, environmental and economical effects of a road enlargement
An essential part of the investigation is the planning of traffic management during road construction
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
DECISION PROCESSFOR ITS
Gathering of necessary information
Assessment of ITS:Traffic control
Traffic information
Analysis of traffic problems
Needs analysis
Proposal for solutions
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
GATHERING OF NECESSARY INFORMATION
• Success criteria• Existing conditions• Planned execution of the road construction
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
SUCCESS CRITERIA
• The number of accidents must not increase in the construction period
• The road users should be of the opinion that the Roads Directorate makes a good effort to maintain the traffic flow on an acceptable level
• The road users shall receive a good and effective traffic information regarding alternative routes and traffic modes
• At least 80% should be content with the traffic information given
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
EXISTING CONDITIONS
• 24 entry ramps on 17 km, some with heavy exchange of traffic
• 40 bridges (crossing roads, paths, railways, streams)
• AADT between 50.000 – 82.000• Capacity fully utilized in the peek hour
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
Average number of minutes on a weekday in year 2000, with speed below 40 km/h
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
EXECUTION OF THE ROAD CONSTRUCTION
• Road construction will be in progress along the whole stretch in 4 years
• The traffic will be handled in 2 narrow lanes in each direction – no hard shoulder
• Safety fences will
create “tunneleffect”
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
Bridges to be replaced, rebuild or widened
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
DECISION PROCESSFOR ITS
Gathering of necessary information
Assessment of ITS:Traffic control
Traffic information
Analysis of traffic problems
Needs analysis
Proposal for solutions
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
ANALYSIS OF TRAFFIC PROBLEMS
• Acceleration and deceleration lanes• Traffic flow• Transferred traffic to other roads• Incidents
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
ACCELERATION AND DECELERATION LANES
• Limited length of acceleration and deceleration lanes have an unfavourable influence on traffic flow
• Distance between lanes is 1 – 1,5 km• Advantageous to limit the number of open
lanes
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
TRANSFERRED TRAFFIC
• The OTM traffic model was used to determine the consequences of reduced capacity and speed on Motorring 3
• 30% of the road users will use other routes – primarily parallel routes (ring roads)
• Appr. 60% of the road users on Motorring 3 are “local”.
• Appr. 25% passes through the hole stretch
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
Primary alternative routes: ring road (02), 03 and 04 + Tårnvej-connection
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
INCIDENTS
• Incidents in the peek hours will have a heavy influence on the traffic flow
• Today there is one daily incident on the stretch - from this 1 accident a week
• The number of incidents are expected to increase due to reduced traffic flow and congestion
• The bridge and ramp construction works will complicate the driving conditions
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
DECISION PROCESSFOR ITS
Gathering of necessary information
Assessment of ITS:Traffic control
Traffic information
Analysis of traffic problems
Needs analysis
Proposal for solutions
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
NEEDS ANALYSIS
• Needs for ITS contra traditional traffic management, i.e.:– Flexible solutions– Dynamic information and control – Real-time data and information
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
DECISION PROCESSFOR ITS
Gathering of necessary information
Assessment of ITS:Traffic control
Traffic information
Analysis of traffic problems
Needs analysis
Proposal for solutions
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
ASSESSMENT OF THE ITS SOLUTION
• Needed functionality• Experience from other applications• Evaluation of technical performance and
drivers behaviour and opinions• Other outside circumstances
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
DECISION PROCESSFOR ITS
Gathering of necessary information
Assessment of ITS:Traffic control
Traffic information
Analysis of traffic problems
Needs analysis
Proposal for solutions
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
PROPOSAL FOR SOLUTIONS
• Functional description and expected effects• Priority of solutions in relation to success
criteria and traffic problems• Budget
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
PROPOSAL FOR MOTORRING 3
• Extensive use of ITS systems• Traffic control to increase traffic safety and
achieve a more fluent traffic flow• Traffic information to offer a good service to
the road users and to distribute the traffic optimally in the available network
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
TRAFFIC CONTROL
• Dynamic speed control on the whole of M3• Queue warning• Ramp metering• Incident management
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
DYNAMIC SPEED CONTROL
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
RAMP METERING
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
INCIDENT MANAGEMENT
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
TRAFFIC INFORMATION
Information pre- trip and on-trip:• VMS on M3 and radial roads: delays / travel time and
special guidance• Traffic status on M3 and 04 (+ alternative routes):
dynamic maps with real time and prognosis, reports in the radio, telephone-service, RDS-TMC
• Information regarding alternative routes: Traffic-SMS, E-mail service
• Campaigns: to influence travel time, transport mode and to change road users behaviour
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
DELAYS / TRAVEL TIME
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
TRAFFIC STATUS
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
ALTERNATIVE ROUTES
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Charlotte VithenCoordinator of Traffic Management Traffic Management on Motorring 3
WHATS NEXT?
• Medio February 2004: Tender• Medio April 2004: Contract• Ultimo November 2004: Testing operation• Primo December 2004: Service trial• Primo April 2005: Real operation!