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Liftbuild nears completion on remarkable "top-down" skyscraper
Liftbuild nears completion on remarkable "top-down" skyscraper,The Exchange tower in Detroit is nearly finished, a 207-ft-tall proof-of-concept for an advanced modular construction technique. Its floors were each pre-built on the ground, then hoisted up on central spines and installed from the top down.

Liftbuild nears completion on remarkable "top-down" skyscraper

The Exchange tower in Detroit is nearly finished, a 207-ft-tall proof-of-concept for an advanced modular construction technique. Its floors were each pre-built on the ground, then hoisted up on central spines and installed from the top down.