# Alteration or repair permit 100858134 at 20 N Wacker Dr, Chicago

Chicago Department of Buildings permit 100858134, issued Mar 31, 2020 for 20 N Wacker Dr: alteration or repair. Interior alterations to existing large assembly space at lyric opera chicago to include fixed seat replacement and reduction on main floor and two balconies, and widening and realignment of aisles with no change to egress path. Work includes accessibility improvements, associated seat aisle lighting and adjustment to mechanical floor returns in coordination with new seating with minor associated structural work as per plans.**certified corrections- - subject to field inspections & audit **

- Permit number: 100858134
- Issued: Mar 31, 2020
- Type of work: Alteration or repair (city: Permit - renovation/alteration)
- Status: Finished (city: Complete)
- Reported cost: $1,132,249
- ZIP code: 60606 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/20-n-wacker-dr/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-02 07:09 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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