What was permitted
Large-scale infrastructure projects like heat exchanger replacements at O'Hare International Airport can provide insight into significant construction costs. This permit details the replacement of heat exchangers in Terminals 1 and 3, affecting multiple concourses.
This permit was issued on August 10, 2026, and is active. The reported project cost for this extensive work is $3,600,000, with PACE SYSTEMS, INC. listed as the contact.
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