Shadow transport minister Ken Travers has claimed the Barnett government has underfunded the cost of the $225 million revamp of Great Eastern Highway, taking the shine off transport minister Simon O'Brien's announcement of the project.

Shadow transport minister Ken Travers has claimed the Barnett government has underfunded the cost of the $225 million revamp of Great Eastern Highway, taking the shine off transport minister Simon O'Brien's announcement of the project.