Quote:
Originally Posted by Otter74
In the middle of the 19th century, the entire city of Chicago was jacked up between about 5 and 15 feet. Wood frame buildings that were considered not worth jacking up were put on rollers and rolled out to the edge of town or to the suburbs. Sometimes entire blocks were jacked up at once.
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I watched a YouTube video about this a while ago. A very ambitious & massive project to say the least.
https://en.wikipedia.org/wiki/Raising_of_Chicago