We face the vastly increased traffic projections for the twenty-first century with roads adequate to deal with the conditions of the nineteenth.

The operating company Rivercity motorways posted a 1.67bn loss in 2010, largely due to overly optimistic traffic projections.

He added: 'Our studies have shown that from day one, if our traffic projections are correct, we can cover our operating costs through the revenue received.

'What we do here is to match our traffic projections with actual usage and provide global feedback to the regional controllers.'

The traffic projections for the bridge at the planning stage have not been achieved.

So far, she said, the city had not asked Forest City Ratner to make any changes in the traffic projections.

Although the federal agency declined twice due to low traffic projections, local officials maintained the need for the proposed causeway.

But if traffic projections are not realized because of a recession, a glut of planes could develop.

It had issues with raising money for the road, with traffic projections falling short of necessary to pay for the large bond issue required.

However, traffic projections made in the 1980s and 1990s predicted yet more growth, enough to strain the airport and the national air traffic system.