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VDOT Big Walker Mountain Tunnel

Status:

Existing

Definition:

The Big Walker Mountain Tunnel is a vehicular tunnel in the Appalachian Mountains of Southwest Virginia that carries Interstate 77 through/under Big Walker Mountain. This tunnel has its own system that includes Sixty Cameras, VMS and Traffic Signals and it shares data with VDOT Salem TOC. Currently it does not have any connection to the other Tunnel system in this area named East River Mountain Tunnel but eventually these two systems will be connected.

Stakeholder:

VDOT SWRO Region

Systems Interconnected
with the VDOT Big Walker Mountain Tunnel


Architecture Flow Diagrams
which include VDOT Big Walker Mountain Tunnel:

Architecture Flows
to/from the VDOT Big Walker Mountain Tunnel:

VDOT Big Walker Mountain Tunnel flows into icon VDOT Big Walker Mountain Tunnel Field Equipment VDOT Big Walker Mountain Tunnel flows into icon VDOT Big Walker Mountain Tunnel SSP Vehicles VDOT Big Walker Mountain Tunnel flows into icon VDOT East River Mountain Tunnel VDOT Big Walker Mountain Tunnel flows into icon VDOT Salem TOC VDOT Big Walker Mountain Tunnel Field Equipmentflows into iconVDOT Big Walker Mountain Tunnel VDOT Big Walker Mountain Tunnel SSP Vehiclesflows into iconVDOT Big Walker Mountain Tunnel VDOT East River Mountain Tunnelflows into iconVDOT Big Walker Mountain Tunnel VDOT Salem TOCflows into iconVDOT Big Walker Mountain Tunnel

National ITS Architecture Subsystems
mapped to the VDOT Big Walker Mountain Tunnel:

National ITS Architecture Services
associated with VDOT Big Walker Mountain Tunnel:

National ITS Architecture Functional Requirements
associated with VDOT Big Walker Mountain Tunnel:

  • none