Word: triangulars
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...main structural support, the Freedom Tower will also employ an increasingly popular triangular-grid trusswork. From a defensive standpoint, structural strength, even more so than fire safety, is the most important consideration for tall buildings. "A square is not a geometrically stable shape," says Childs. "A triangle is stable because it has a diagonal." The Trade Center towers fell because intense fires eventually melted their interior steel. But their structural systems permitted both towers to remain standing after the initial impact of massive jetliners. So for the new 52-story headquarters of the New York Times, the construction of which...
...girders of the kind at the Trade Center that were easily sliced by the intruding planes. "There are many ways," says Childs, "that this building is responding to the exact event that caused the tragedy." For its main structural support, the Freedom Tower will also employ an increasingly popular triangular-grid trusswork. From a defensive standpoint, structural strength, even more so than fire safety, is the most important consideration for tall buildings. "A square is not a geometrically stable shape," says Childs. "A triangle is stable because it has a diagonal." The Trade Center towers fell because intense fires eventually...
...Taiwan Strait is a delicate balancing act between Taiwan, China and the U.S. What's said and unsaid can either generate harmony (or at least a temporary truce in the continual war of words between Taipei and Beijing), or friction, or at worst outright conflict. In this complex triangular relationship, Washington is in the most awkward position. It has a "one China" policy but is obligated by its Taiwan Relations Act to come to the island's defense if Taiwan is attacked by the Chinese military. Indeed, in 1996, Washington dispatched two aircraft carriers to the waters off Taiwan after...
...this is only the beginning of the project, as volunteers plan to spend three more weekends this semester and four next fall working in Dorchester at the Arrowhead site, named after its triangular shape...
...would be black America, sort of where we were as a people 35 years after the terrible death of Martin Luther King, and part three, which is in development now, would be a series on blacks in Latin America,” Gates says. “So the triangular trade, as it were: Africa, America, and the Caribbean, Latin America and South America...