An allowable cost is a cost that can be paid by your contract or grant. UCSD considers a cost to be allowable when it meets the following tests: 1  The cost is reasonable; it reflects what a prudent person might pay.
Why wasnât it built? The design proved too expensive and complex to realize in Tatlinâs day, and he only managed to complete a few wooden scale models. However, thereâs some evidence that a group called Tatlinâs Tower and the World is planning to build a full-scale version of the monument. Unfortunately, they only plan to build it in separate sections, which will be housed in different venues.
One World Trade Center, known colloquially as Freedom Tower, was built on the site of the original towers. Construction completed in 2013, and the tower reaches a total of 104 floors. At 1776 feet, it is the tallest skyscraper in the Western Hemisphere.