5,060 SQ FT partial concrete repairs and waterproofing
Roofing at 320 N Dearborn St, Chicago
Chicago Department of Buildings permit B200447274: issued Nov 20, 2025 for roofing work at 320 N Dearborn St. Scope: 5,060 SQ FT partial concrete repairs and waterproofing, reinforce trench drain system and associated piping, cladding repair and replacement at stair location at private plaza (no work to building structure). Locations: 0 residential unit(s), 1 non-residential unit(s), exterior work, plaza.
- Permit number
- B200447274
- Issued
- Type of work
- Roofing
- Status
- Issued
- Reported cost
- $1,500,000
- ZIP code
- 60654 (from the permit's location)
- City's category
- Other work, permit – express permit program
- City's status
- Active
- Source
- Chicago Department of Buildings permit data (this record)
Type of work and status are our own standard labels, so permits compare across cities. The city's wording is in the "City's category" and "City's status" rows. We show costs under $100 as not listed, because filers often enter $0 or $1 when the city doesn't require a cost.
All permits at 320 N Dearborn St, and what's permitted nearby
Chicago Department of Buildings updated its data Oct 9, 2026. We checked it Oct 9, 15:51 UTC. See the city's official records.
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