Roads & Bridges, November, 2014
Forgive those in charge of maintaining the nation’s steel bridges for thinking the sky is falling—they’re just trying to take advantage of the newest technology that could save their charges.
That technology, StopCrackEX, is based on a technique known as cold expansion, which traces its origins back to the aerospace industry in the mid-1960s. Pioneered by Boeing, cold expansion has worked its way through a number of industries over the last several decades before finding new purpose in the bridge industry.
