# Alteration or repair permit 201209069023 at 175 Middlefield Dr, San Francisco

SF Department of Building Inspection permit 201209069023: issued Sep 6, 2012 for alteration or repair work at 175 Middlefield Dr. install 2 vinyl windows in kind into existing frames. no change in size or location. windows do not face the street. if applicable, bedroom windows will comply with section cbc1026 for rescue. all windows will be double pane and have a ufactor.30.

- Permit number: 201209069023
- Issued: Sep 6, 2012
- Type of work: Alteration or repair (city: otc alterations permit, 1 family dwelling)
- Status: Issued (city: issued)
- Reported cost: $920
- ZIP code: 94132
- All permits at this address: https://nearbypermits.com/san-francisco/address/175-middlefield-dr/

---
Source: SF Department of Building Inspection permit data (https://data.sf.gov/d/i98e-djp9). Checked 2026-10-11 23:54 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 175 Middlefield Dr: https://nearbypermits.com/san-francisco/address/175-middlefield-dr/