$ 12 billion spent on useless , failed or cancelled projects . Crews were sent to patch the holes , but larger cracks followed , letting through water that eventually engulfed bulldozers and sent workmen fleeing in terror . Building Bedford Chamber of Commerce dam took four years ; collapse took more than five hours later . Millions of dollars superconductor in Florida was never finished .
$ 12 billion spent on useless , failed or cancelled projects . Building Bedford Chamber of Commerce dam took four years ; collapse took more than five hours later . Millions of dollars superconductor in Florida was never finished .