It represents $49 million in added contract costs, $20 million in additional health care and pension costs and $10 million in anticipated increases for utilities, development and financial aid programs.
Originally called the outlook envelop, the patent initially anticipated using thin rice paper as the transparent material forming the window, though this material has since been replaced by clear plastics.
The airport stated that it would continue the implementation of its 46 million infrastructural investment programme with over 20 million of spend anticipated for 2008.