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I-495, I-395 and I-95 Express Lanes Operations Center

Status:

Existing

Definition:

Transurban operates the I-495, I-395 and I-95 Express Lanes including the I-395/I-95 reversible lanes

Stakeholder:

Transurban

Architecture Flow Diagrams
which include I-495, I-395 and I-95 Express Lanes Operations Center:

• I-495, I-395 and I-95 Express Lanes Operations Center I-495, I-395 and I-95 Express Lanes Field Equipment
• I-495, I-395 and I-95 Express Lanes Operations Center VDOT NRO MPSTOC - TOC/ATMS

Architecture Flows
to/from the I-495, I-395 and I-95 Express Lanes Operations Center:

I-495, I-395 and I-95 Express Lanes Operations Center I-495, I-395 and I-95 Express Lanes Field Equipment

• authorization response


• lane management control


• payment instructions


• request toll collection suspension


• reversible lane control


• roadway dynamic signage data


• traffic detector control


• video surveillance control

I-495, I-395 and I-95 Express Lanes Operations Center VDOT NRO MPSTOC - TOC/ATMS

• incident information


• restricted lanes information


• road network conditions


• traffic images

I-495, I-395 and I-95 Express Lanes Field EquipmentI-495, I-395 and I-95 Express Lanes Operations Center

• authorization request


• lane management information


• payment transactions


• reversible lane status


• roadway dynamic signage status


• traffic detector data


• traffic images

VDOT NRO MPSTOC - TOC/ATMSI-495, I-395 and I-95 Express Lanes Operations Center

• incident information


• restricted lanes information


• road network conditions


• traffic images

National ITS Architecture Subsystems
mapped to the I-495, I-395 and I-95 Express Lanes Operations Center:

• Payment Administration Center Subsystem
• Traffic Management Center Subsystem
• Transportation Information Center Subsystem

National ITS Architecture Services
associated with I-495, I-395 and I-95 Express Lanes Operations Center:

• TM01 - Infrastructure-Based Traffic Surveillance (I-395 and I-95 Express Lanes) -- (Graphic)
• TM06 - Traffic Information Dissemination (I-395 and I-95 Express Lanes) -- (Graphic)

National ITS Architecture Functional Requirements
associated with I-495, I-395 and I-95 Express Lanes Operations Center:

none