There are 614,387 bridges in the United States and 55,707 of them are thought to be structurally deficient according to the US Department of Transportation (2016). About 188 million people cross “a deficient bridge” every day in the US (also a 2016 figure). Inspections are… Read More
Today’s post is going to be a short add-on to yesterday’s post about the sinking Millennium Tower in San Francisco. Today, the New York Times published the below map showing the areas of the city likely to “liquefy in an earthquake.” It goes on to note that “at… Read More
Many of you are probably aware of the 58-storey Millennium Tower in San Francisco which is estimated to have sunk about 17 inches and to have tilted about 14 inches to the west since it was built. Well today it was announced that they may… Read More
Alexis C. Madrigal recently published a piece about the Salesforce Tower in San Francisco called: The Tower at the Heart of the Tech Boom. At 61 floors and 1,070 feet, it is now the tallest building in San Francisco and the second tallest building west… Read More
Pre-sales are a big part of many condominium markets. The way it typically works is that developers sell suites in their building before construction has even started and then uses those purchaser deposits (which are held in trust) to obtain a construction loan to actually… Read More
Tall buildings will sway in the wind. And when they get taller and skinnier, the swaying becomes more pronounced. In seismically active cities, such as Tokyo and Taipei, “tuned mass dampeners” are often used near the top of tall buildings to offset the swaying caused… Read More
