The Willis Tower In 150 Years

[Illustrated by Andrew Banks, Judson M.Arch.’11 concentration Traditional Architecture and Urbanism] When Chicago was still celebrating the end of the Civil War, the city had a population of roughly 200,000 people. The most memorable structure from that era, the Water Tower, was still three years from construction. Today, 150 years later, the city’s population has grown by more than 1,200 percent, and the city’s tallest building, the Willis Tower, is more than 1,300 feet taller than the height of Chicago’s tallest building in 1866. This is all to say a lot can change in 150 years. Which makes our question,…

On Sustainability | At Home & Afield

On the surface, sustainability with regards to building appears to be a very straight forward subject; if a building is built of materials that are readily and locally available, renewable, culturally relevant, and has minimal environmental impact; and, it is built to last a hundred, two hundred; let’s say, even a thousand years, then the building is a sustainable structure. A 2004 survey, The Actual Service Lives of North American Buildings noted that the average life of a building in North America is about 30 years, which, by any standard, is not very sustainable.  The study found that the largest…