Description

It contains data that is to be output as information to Drivers and other Travellers who are in or about to enter a tunnel.

Diagrams

The Diagram(s) below is (are) the Diagram(s) where you can find the Dataflow :

DFD 3.1.7 Provide Traffic Management for Bridges and Tunnels

Target function

3.1.7.4 Tunnel Information Output to Drivers

Source function

3.1.7.1 Assess Tunnel Status and Take Action