One South Dearborn

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project at a glance

One South Dearborn, a 1,035,000 square foot, 40-story high-rise features a concrete core, structural steel and unitized curtain wall system, as well as, 26,000 square foot floor plate.  The lobby’s focal point is a cast glass feature wall and also includes stone walls and floor with an extensive granite plaza on two sides of the building.  The structure also includes a dramatic crown at the top made of glass and metal that reaches 60 feet above the tower with lighted glass spires.  The floors include column-free 42-foot spans, extra-wide stairways to enhance life safety, high-speed smart elevators, nine-foot high windows, 30-foot structural spans and dual risers for redundant wiring. Other amenities include an on-site fitness center, conference facilities, 8,000 square feet of retail space and four floors of above-grade parking with 160 spaces. This project is LEED Core & Shell Silver certified.  It is Illinois’ first LEED-CS high-rise building.

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