Complex sentence: The final two-floor design cost $3.2 million, and a federal grant from the Federal Highway Administration and the Federal Transit Administration for projects that lessen traffic congestion and improve air quality funded the construction of the facility.
Split into simpler sentences: The final two-floor design cost $3.2 million. A federal grant from the Federal Highway Administration and the Federal Transit Administration for projects that lessen traffic congestion and improve air quality paid for the construction of the facility.