According to the original article, only 16.5% of the costs of a nuclear plant is from the buildings, though. Most are things like reactor equipment, turbine eq

According to the original article, only 16.5% of the costs of a nuclear plant is from the buildings, though. Most are things like reactor equipment, turbine equipment and electrical equipment. I'd bet most of that could be built in a central factory, and then shipped to the site. In fact, when comparing to air travel costs, the reactor buildings can be compared to the airports.