Dulles Toll Road - Inventory Element

Status: Existing

Definition:

The Dulles Toll Road (DTR) is an 8 lane (4 lanes in each direction) limited access highway approximately 14 miles in length. The DTR extends from the Capital Beltway to the Dulles Greenway’s (Private Toll Road) Mainline Plaza and provides easy access to the Dulles International Airport.

Stakeholder: Metropolitan Washington Airports Authority (MWAA)

Systems Interconnected with Dulles Toll Road

• MWAA Center
• VDOT NOVA District Construction Management
• VDOT NOVA District Maintenance
• VDOT NRO MPSTOC - TOC
• VDOT Smart-Tag EZ-Pass Customer Service Center
• VDOT VaTraffic
• VSP Center - MPSTOC

Interconnect Diagram

Information Flow Diagrams which include Dulles Toll Road:

• Dulles Toll Road MWAA Center
• Dulles Toll Road VDOT NOVA District Construction Management
• Dulles Toll Road VDOT NOVA District Maintenance
• Dulles Toll Road VDOT NRO MPSTOC - TOC
• Dulles Toll Road VDOT Smart-Tag EZ-Pass Customer Service Center
• Dulles Toll Road VDOT VaTraffic
• Dulles Toll Road VSP Center - MPSTOC

Information Flows to/from Dulles Toll Road:

Dulles Toll Road MWAA Center

• incident information
• incident response status
• resource deployment status
• resource request
• road network conditions
• road network status assessment
• toll data
• toll probe data
• toll service change response
• traffic images

Dulles Toll Road VDOT NRO MPSTOC - TOC

• traffic information coordination

Dulles Toll Road VDOT Smart-Tag EZ-Pass Customer Service Center

• toll transactions

Dulles Toll Road VDOT VaTraffic

• toll data
• toll probe data
• toll service change response

Dulles Toll Road VSP Center - MPSTOC

• incident information
• resource deployment status

MWAA CenterDulles Toll Road

• incident information
• incident response status
• resource deployment status
• resource request
• toll data request
• toll service change request
• transportation system status

VDOT NOVA District Construction ManagementDulles Toll Road

• work zone information

VDOT NOVA District MaintenanceDulles Toll Road

• work zone information

VDOT NRO MPSTOC - TOCDulles Toll Road

• request toll collection suspension
• traffic information coordination
• work zone information

VDOT Smart-Tag EZ-Pass Customer Service CenterDulles Toll Road

• toll advisories
• toll instructions

VDOT VaTrafficDulles Toll Road

• request toll collection suspension

VSP Center - MPSTOCDulles Toll Road

• incident information
• incident response status

National ITS Architecture Subsystems mapped to Dulles Toll Road:

• Toll Administration Subsystem
• Toll Collection Subsystem
• Traffic Management Subsystem

National ITS Architecture Market Packages associated with Dulles Toll Road:

• ATMS10 - Electronic Toll Collection -- (Graphic)

National ITS Architecture Functional Requirements associated with Dulles Toll Road:

• none