Quote:
Originally Posted by rocketman_95046
That's a big pour for a 400 ft tower. 4,500 cubic yards = about 14.8 million pounds of base when it's all said and done.

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There is also a pretty extensive lowrise portion mid-block, which will (based on the renderings) make up more of the foundation area than the tower itself. I imagine that is why its such a big pour (though I have to admit I dont know too much about concrete pour volumes).