Election Day 2016 marked a new era of hope for the U.S. mass-transportation construction sector—and it went beyond presidential promises. On that day, voters around the country approved $170 billion worth of ballot measures, largely state or sales-tax increases, specifically for transit.
“It was historic,” says Art Guzzetti, vice president of policy for the American Public Transportation Association. While the percentage of transportation-related ballot success was consistent at 70%, “what was different last year is the number of really big measures and the amount of money marked specifically for transit.”
Because it can moderate the damaging effects of earthquakes, base-isolation is a technique used primarily in seismically active regions. ENR takes a look at some of the largest applications of base-isolation technologies in the world.