2020 PROJECTS OF THE YEAR The original cutting edge building design of William Pereira and Charles Luckman that embodied the spirit of flight in the inverted butterfly roof architecture was kept as part of the renovation. TAC AIR A parking guidance system also helps PDX to minimize it's carbon footprint on the environment by helping customers find an available parking space without having to drive up and down each drive aisle, or idling while waiting for another vehicle to pull out of a parking space. PORTLAND INTERNATIONAL AIRPORT CITY OF WILLISTON JUNE|JULY 2020 \ AVIATIONPROS.COM / 25http://www.AVIATIONPROS.COM