SCOTLAND’S busiest airport is to build a new public access road to ease chronic congestion in the area with the only current route “absolutely at the edge of capacity”.

Edinburgh Airport said it would contribute millions of pounds to the project to end traffic jams stretching back onto the A8.

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Chief executive Gordon Dewar said it planned to spearhead the project to cut congestion.

The airport is growing at more than 10 per cent a year, with passenger numbers expected to reach a record 12 million this year.

Mr Dewar said: “We may very soon be in the position of Edinburgh Airport building public roads. This is a real cusp moment.”

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A city council spokeswoman said: “We support the principle of a secondary access to the airport that is consistent with the aim of the local development plan.”