From Curbed Chicago

Chicago’s current tally of 33 high-rise buildings under construction can add another large project to the mix as crews officially break ground on the 74-story, Helmut Jahn-designed skyscraper known as 1000M.

Although co-developers Time Equities, JK Equities, and Oak Capitals hosted a groundbreaking ceremony in October, work at 1000 S. Michigan Avenue didn’t start in earnest until the last weekend of November—after the project landed its first building permit. (read more)