# Alteration or repair permit 100605307 at 343 S Dearborn St, Chicago

Chicago Department of Buildings permit 100605307: issued Sep 17, 2015 for alteration or repair work at 343 S Dearborn St. ¿All elevations, repair/replace window heads 210 units, repair/replace window sills 28 units, repair/replace 42 mullions, repair/replace 7 ashlar units, repair/replace 9 base units sidewalk area, repair/replace/install 20 SQ. FT. Helical pins, repair/replace 35 hand-press molds, repair/replace 150 linear FT. Lintels, repair/replace/paint 400 linear FT. Lintels, repair/replace seal cracks 1000 linear FT., tuck-point 5500 linear FT., repair/replace/reset 150 units, repair/replace/grout roof copings 450 linear FT., repair/replace 50 bricks, repair/replace brick bulge area 100 SQ. FT., Tuck-point 150 SQ. FT., Repair/replace 200 fire-proof bricks behind terra cotta, repair/replace expansion joint 400 linear FT., repair/replace ground level terra cotta units 100, only¿.

- Permit number: 100605307
- Issued: Sep 17, 2015
- Type of work: Alteration or repair (city: Permit - easy permit process)
- Status: Issued (city: not listed)
- Reported cost: Not listed
- ZIP code: 60604 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/343-s-dearborn-st/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-14 19:50 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 343 S Dearborn St: https://nearbypermits.com/chicago/address/343-s-dearborn-st/