The suit was brought after the homeowners discovered what they said were construction flaws.
They found numerous design and construction flaws that contributed to the speed of collapse.
The garage has drawn criticism because of alleged construction flaws.
Even David Cameron, though suffering no illusions about the basic construction flaw, seems mesmerised by fear of collapse.
A structural solution for the construction flaw was announced for September 2004.
The airport was due to open in late 2005, but a series of budget overruns, construction flaws, and allegations of corruption plagued the project.
Consumers gave up on its two Midland nuclear plants in 1984, after spending $4.1 billion, because of cost overruns, political opposition and construction flaws.
And the contractors, the investigators determined, ignored warnings from workers who had pointed out cracks that clearly suggested a dangerous construction flaw.
The board also found serious construction flaws in the garbage chute, where the fire began.
There were construction flaws on this vehicle which made its use impractical.