This method was used on the Maogang River Bridge construction, resulting in a finaldeflection differing by 2cm from the design value.
泖港大桥应用此法进行控制,其最终挠度与设计值仅差2厘米。
2
One other, coarser idea would be 'blast deflection ' which would involve deterring the asteroid with directed explosive charges. Harris says this would be the 'final, desperate approach. '