Quote:
Originally Posted by ardecila
Wow is right. You can see the random bits of sheet piling they are digging up, each of those is one of the 7 "super-caissons" that would have held up the Spire - actually, each one is a pair of super-caissons for 14 in total.
I don't know how the new building foundation is designed, but it would be a huge waste not to re-use these somehow.

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I was wondering what those were.... Thanks for clarifying. I'm not normally super into watching the foundation of a new building go up, but in this case - It's so interesting to see the Spire hold mold into the foundation for a completely different building.