top of page
1.jpg

Vehicle Activated Signs (VAS) and Speed Indicator Devices (SID) are illuminated messages signs activated by a detection system when a vehicle is travelling above a speed/ height or length limit. 

These signs are generally requested to help reinforce the message to drivers.

Altaroute VAS signs can be supplied with a monitoring and control system that can be remotely monitored. 

Vehicle Activated Signs

bottom of page