# Alteration or repair permit 100818045 at 70 W Madison St, Chicago

Chicago Department of Buildings permit 100818045: issued Sep 23, 2019 for alteration or repair work at 70 W Madison St. Revision to permit #100772971 to revise locations and quantity of new anchorages on the main roof, including addition of an anchorage frame, and identify revised locations of ladders. Installation of a horizontal track system around the penthouse is eliminated from the scope of this revision. The revised scope consists of installation of new anchorages, horizontal track systems, and ladders at various roof levels for facade access and roof fall protection use.

- Permit number: 100818045
- Issued: Sep 23, 2019
- Type of work: Alteration or repair (city: Permit - renovation/alteration)
- Status: Finished (city: Complete)
- Reported cost: $50,000
- ZIP code: 60602 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/70-w-madison-st/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-06 13:49 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 70 W Madison St: https://nearbypermits.com/chicago/address/70-w-madison-st/