Netherlands

City: 
general practices
Facility Type: 
motorway
Length of Controlled Section: 
997km
Objectives: 
safe approach to the end of queue
Operational Information
Maximum Speed: 
120km/h
Trigger Conditions: 
the AID functions in closed loop without the intervention of an operator.
Other ATDM Approaches: 
speed harmonization, shoulder use
Traffic Control Devices
Warning Signs: 
the queue warning is strictly speedwise and materialized by two consecutive speed limits of 70km/h and 50km/h.
Operational Experience: 
From practice, mean speed was chosen as criteria to trigger queue situations