# Alteration or repair permit 100942573 at 1400 W Greenleaf Ave, Chicago

Chicago Department of Buildings permit 100942573: issued Oct 4, 2021 for alteration or repair work at 1400 W Greenleaf Ave. Spr 2019 CBRC: replace existing wireless antennas. Remove 6 antenna(s) and 6 rrh(s) with related equipment and wiring. Install 6 antenna(s) and 3 rrh(s) with related support equipment and wiring as per plans (occupancy group u; type IIB construction).

- Permit number: 100942573
- Issued: Oct 4, 2021
- Type of work: Alteration or repair (city: Permit - renovation/alteration)
- Status: Expired (city: Expired)
- Reported cost: $50,000
- ZIP code: 60626 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/1400-w-greenleaf-ave/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-06 11:37 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 1400 W Greenleaf Ave: https://nearbypermits.com/chicago/address/1400-w-greenleaf-ave/