Photo: Nick Merrick/Hedrich Blessing The latest addition to the Raleigh-Durham International Airport (RDU) opened on Jan. 24 sporting a unique look that uses laminated Douglas-fir trusses. The project’s designer, Denver-based Fentress Architects, claims RDU is the first major airport in the world to use a “lenticular wood-truss structure” to support a roof. In all, 80 trusses span the entire length of the terminal and concourse at 30 ft intervals. The trusses are 90 ft long and weigh 34 tons each. The latest phase of the terminal’s construction adds 920,000 sq ft to the 550,000 sq ft that opened in 2008,
The 2016 Summer Olympics boating and swimming events have put an international spotlight on what has been a long-running problem in Rio de Janeiro—untreated sewage and trash are clogging up major bays and waterways.