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Photo by Keith Sverdrup, 2010. Hoan Bridge over Milwaukee River, circa 2010. Photo by Keith Sverdrup, 2010. The damaged section of the bridge was cut away by synchronous explosions around its perimeter. It then fell to the ground under the bridge. Show relevant parts of YouTube videos:
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Photo by Keith Sverdrup, 2010 Hoan Bridge over Milwaukee River, circa 2010
Photo by Keith Sverdrup, 2010 The damaged section of the bridge was cut away by synchronous explosions around its perimeter. It then fell to the ground under the bridge.
Show relevant parts of YouTube videos: • http://www.youtube.com/watch?v=vRz797o_l-k (explosion is 3 minutes 27 seconds into this video) • http://www.youtube.com/watch?v=x6AxV9WbvIk • http://www.youtube.com/watch?v=pS_HdhOBik8
Photo by Keith Sverdrup, 2010 Concrete piers conducted vibrations from the explosion to the ground just before the damaged bridge section impacted the ground.