# Alteration or repair permit 9624479 at 450 Irwin St, San Francisco

SF Department of Building Inspection permit 9624479: issued Jan 17, 1997 for alteration or repair work at 450 Irwin St. install all related duct work for spray booth dust coll sys.

- Permit number: 9624479
- Issued: Jan 17, 1997
- Type of work: Alteration or repair (city: additions alterations or repairs, school)
- Status: Expired (city: expired)
- Reported cost: Not listed
- ZIP code: 94107
- All permits at this address: https://nearbypermits.com/san-francisco/address/450-irwin-st/

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Source: SF Department of Building Inspection permit data (https://data.sf.gov/d/i98e-djp9). Checked 2026-10-18 11:07 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 450 Irwin St: https://nearbypermits.com/san-francisco/address/450-irwin-st/