Formerly the Madison Street Jail, constructed in 1985, the 225 W. Madison project in Phoenix provided an opportunity to resurrect a decommissioned jail facility and re-purpose it through adaptive re-use as a Class A office building. Maricopa County, the facility owner, chose to re-use and adapt the existing building, resulting in approximately $70M in savings. The 278,775-square-foot building project completely transformed the jail into an open workspace. This was accomplished by enhancing the structural integrity of the original cast-in-place concrete structure, which also serves as the exterior skin. DLR Group provided planning, architecture, structural engineering, MEP engineering, interiors, and construction administration services. …