A sinkhole the size of 4 football fields has opened up in Dover, Ohio. The sinkhole is located near a Lake where an Asphalt company has been dredging for sand some 50 feet below the surface. The formation of the giant sinkhole cause a portion of State Highway 516 to close. The exact nature of the sinkhole is not immediately clear. [Source: The Huffington Post. Image: Huffington Post]
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7 Amazing Holes
A colleague of mine (thanks Jamie!) sent me an email with this intriguing title. I have no idea where it originated, but it is an interesting compilation of some amazing photos and short descriptions of various natural and man-made "holes". A few sinkholes, glory holes, and of course open pit mines. By the way I didn’t write (or edit) this, just some minor formatting updates. Check it out.
NFL’s Titans eye $250k Compaction Grouting fix for sinkhole at LP Stadium
August 1, 2010
rockman
Geologic Hazards
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