A decision on which company will be awarded the contract to dual the A21 in Kent is expected next month, according to the Highways Agency.
The multi-million scheme to widen the road between Tonbridge and Pembury was given the go-ahead in May.
More top news
Philippa has the evening weather update for the east
Philippa has the evening weather update for the west
It's thought they were travelling from the French coast headed for England in one small boat.