Costs for the project have run 50% over initial estimates.
Initial estimates put the number of dead at 40,000 to 45,000.
Initial estimates had the building going for between $200,000 and $250,000.
But they said it was clear that initial estimates were too high.
The total cost to the four owners will be about 500 percent above initial estimates.
The changes pushed the costs 50 percent over initial estimates.
The initial estimates were more optimistic, by quite a lot.
Initial estimates were for an order of between 500 and 2000 vehicles.
It had cost $168 million to that point, well over twice the initial estimate.
On the other hand, companies must cut reserves if they think that their initial estimates have been too high.