Cost proposal will be evaluated on a lowest priced technically accepted format. This is a firm fixed price contract payable entirely in US Dollars for all Contract Line Item Numbers (CLIN) . No additional sums will be payable for any escalation in the cost of materials, equipment or labor, or because of the contractor's failure to properly estimate or accurately predict the cost or difficulty of achieving the results required. The contract price will not be adjusted due to fluctuations in currency exchange rates.