address: 321 N CLARK ST
description_raw: SELF CERT: DEMOLITION AND INTERIOR BUILD-OUT OF FLOORS: 27, 28, 29, AND 30 AS PER PLANS. FLOORS 27, 28, AND 29 TO BE E-BUSINESS. FLOOR 30 TO BE MIXED OCCUPANCY: C2-SMALL ASSEMBLY AND E-BUSINESS. NO CHANGE TO EXISTING OCCUPANCY. NO STRUCTURAL WORK TO BE PERFORMED.