One of the country's most congested highways, joining the busy container port at Felixstowe to
A network of sensors will be placed along a 50-mile stretch of the A14 in a collaboration between BT, the
The technology, which sends signals over the white spaces between television channels instead of mobile phone networks, could even pave the way for systems to automatically control car speeds.
The telecoms watchdog Ofcom, which yesterday approved the project as part of its new blueprint for how
"Sensors in cars and on the roads monitor the build-up of congestions and wirelessly send this information to a central traffic control system, which automatically imposes variable speed limits that smooth the flow of traffic," Ofcom said. "This system could also communicate directly with cars, directing them along diverted routes to avoid the congestion and even managing their speed."
Onboard computers could essentially override the driver, imposing maximum speeds on the vehicle by controlling the brakes and the engine. While the concept may sound futuristic,
The A14 project will not involve smart cars, but is a first step in building the infrastructure such vehicles will need. It could also lay the ground for charging motorists to use busy roads.
"Understanding traffic patterns, in different weather conditions at different times of day, will allow changes to traffic regulation," said
While traffic data is already gathered by companies such as the satnav maker
Proposed toll for lorries using the A14 between Felixstowe and
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