# Mechanical (HVAC) permit 100430863 at 320 W Ohio St, Chicago

Chicago Department of Buildings permit 100430863: issued Mar 7, 2012 for mechanical (hvac) work at 320 W Ohio St. Install one new ahu on 2nd floor.

- Permit number: 100430863
- Issued: Mar 7, 2012
- Type of work: Mechanical (HVAC) (city: Permit - easy permit process)
- Status: Issued (city: not listed)
- Reported cost: Not listed
- ZIP code: 60654 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/320-w-ohio-st/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-12 16:20 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 320 W Ohio St: https://nearbypermits.com/chicago/address/320-w-ohio-st/