The Victorian Liberal and National parties have pledged to increase the speed limit on the Princes Highway between Colac and Laverton to 110 kilometres per hour.

But this decision seems to go against the evidence and expert advice.

So what does it take to increase the speed of a road in Australia?

The National Account's Archie Milligan has the rundown:

The Vic Coalition wants drivers to go 110 km/h on the Princes Highway. Labor's Polwarth candidate wants to see the safety data first

“We’ve got to keep roads safe in proportion to their ability to hold cars running at that speed limit as well.”

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