175 Frida Kahlo Way

1. 1950

   Built.

2. November 17, 1958

   Photographed, showing the Riordan High School.

   San Francisco Subjects Photograph Collection (SFP 162), San Francisco Public Library
3. Aug 2000

   Install hood duct fire suppression system only.

   Expired Permit 200008147832 $$$ $2,600
4. Feb 2001

   Renovation of existing science labs & two lecture rooms-minor demolition, new elevator.

   Complete Permit 200102212611 $$$ $1,000,000
5. Nov 2002

   Remodel existing women's bthroom on ground floor for disabled access. barrier remoral only this permit.

   Complete Permit 200211222125 $$$ $25,000
6. May 2005

   Construction of 3 2-story building within 2 existing courtyards with landscaping (condition use #2004.1135c.).

   Cancelled Permit 200505273632 $$$ $2,400,000
7. Jan 2008

   Reactivate two 2-story horizontal additions within existing east courtyard. original plan app#200505273632 included a third 2-story addition that was deleted from this plan. resulting occupant load increase is more conservative now.

   Complete Permit 200801223010 $$$ $1
8. Mar 2008

   Building #12 - install new 0.8 piping to supply new automatic fire sprinklers and install 8" underground for entire complex.

   Complete Permit 200803177246 $$$ $57,000
9. Mar 2008

   Building #13 - connect sprinkler system to underground appl#200803177246 new system per nfpa13.

   Complete Permit 200803177248 $$$ $7,100
10. Nov 2008

    Building #13- fire sprinkler system, 29 new heads & connect to 8" new underground & 6" new tunnel supply.

    Complete Permit 200811176669 $$$ $28,500
11. Nov 2008

    Building #12- fire sprinkler system, 17 new heads. connecting to 6" sprinkler underground tie-in, completed under 2008/11/17/6669.

    Complete Permit 200811176663 $$$ $28,500
12. Apr 2011

    Interior non structural renovation of existing dormitory rooms, president's library, bathroom & student lounge.

    Complete Permit 201104154177 $$$ $119,000
13. Jun 2011

    Install fire sprinkler system on the 3rd floor.

    Complete Permit 201106017190 $$$ $10,000
14. Jun 2018

    Install ul 300 kitchen hood fire suppression system on existing hood. ref t.i. #200801223010.

    Complete Permit 201806010762 $$$ $4,000
15. Jul 2019

    Bild 2 new dugouts, upgrade existing restrooms for accessibility compliance.

    Issued Permit 201907176119 $$$ $10,000
16. Jun 2020

    Interior renovation of existing locker roomsand weight room to include new women's locker room, bathrooms, team room, new men's locker rooms. mep under a separate permit.

    Complete Permit 202006098293 $$$ $300,000
17. Aug 2020

    Mechanical and electrical work. architecture under 202006098293.

    Issued Permit 202008222385 $$$ $15,000
18. Jun 2022

    Reroofing. to comply with coof roof requirements per 2019 california energy code 141.0(b)2b.

    Complete Permit 202206015359 $$$ $1,556,675
19. Jun 2022

    Interior barrier removal. non-structural interior renovation of 4 existing bay bathrooms. 2 bathrooms to become girl bathrooms. deferred electrical.

    Issued Permit 202206216721 $$$ $100,000
20. Apr 2023

    2nd fl. renovation of existing library and accessory rooms, work to include (2) new classrooms and video studio verticle platform lift to be provided for accessibility.

    Complete Permit 202304065252 $$$ $600,000
21. May 2024

    Conversion of 2 existing classrooms into 9 counselor's offices. scope of work to include electric work.

    Complete Permit 202405202511 $$$ $150,000
22. Jun 2024

    Cosmetic upgrades of existing dormitory rooms and private bathroom. voluntary ada upgrade of dormitory restrooms and showers. scope of work to include electrical and plumbing work. mechanical and sprinkler under separate permit.

    Complete Permit 202406043620 $$$ $25,000
23. Jun 2024

    Barrier removal- demolition of existing ada wheelchair lift and steps. replace with new ada compliant ramp and steps.

    Complete Permit 202406215021 $$$ $30,000
24. Jul 2024

    Revision to 202406043620: revised ada toilet stall & shower location, reframing e) walls. no fixture count changes.

    Complete Permit 202407035768 $$$ $1
25. Jul 2024

    Fire sprinkler system 71 sprinklers ref permit application 202406043620.

    Complete Permit 202407186742 $$$ $42,000
26. Aug 2024

    Installation of new fire alarm sprinkler panel on 3rd fl.

    Complete Permit 202408299719 $$$ $4,530
27. May 2025

    Barrier removal; non structural renovation of existing restrooms to gender neutral multi-accomodation ada compliant restroom.

    Complete Permit 202505065919 $$$ $25,000

DBI holds 31 permits for this parcel, most of them tenant improvements on individual floors. The timeline shows the 24 largest by stated cost, plus the earliest on file; the DBI query in the sources below returns all 31.