Denmark

City: 
Vejle
Facilities: 
E40/M60
Facility Type: 
motorway
Length of Controlled Section: 
3km
Objectives: 
warn of forming queues
Date Implemented: 
2007
Date Terminated: 
2009
Other Information: 
system named TRIM queue
Traffic Control Devices
Warning Signs: 
Warning sign "risk of queue"
Performance Measures
Safety Evaluation: 
The calculated improvements over the 3km stretch(2year data): 2% reduction in number of accidents, 27% reduction in multiple car accidents, 49% reduction in rear-end collisions, 76% reduction in injured
Operational Experience: 
Technical difficulties with signs turning on/off without action from any operator or brief increases in light intensity
Institutional Issues
Public Opinion: 
75% believe it improves safety and 80% say it raised the attention of motorists