3301–3601 Lyon Street

1. 1938

   The Palace of Fine Arts, built of wood, lath and plaster as a temporary structure for the 1915 Panama-Pacific International Exposition, was shored up, patched and repainted by Works Progress Administration workers in about $54,000 of repairs.

   San Francisco New Deal Historic Context Statement, adopted 2023
2. May 1992

   Minor earthquake repairs to theater portion.

   Expired Permit 9208236 $$$ $60,000
3. May 1992

   Minor earthquake drpeiars to museum portion (exploratorium).

   Expired Permit 9208237 $$$ $60,000
4. May 1993

   Seismic upgrade of structure fr interior #9208236 & 9208237.

   Complete Permit 9307210 $$$ $1,000,000
5. Sep 1993

   Revision #9307210-change some structural details (per plans).

   Complete Permit 9316068 $$$ $40,000
6. Nov 1993

   Bathroom accessability upgrade men's & women's toilets.

   Expired Permit 9318989 $$$ $43,000
7. Apr 1996

   Lay new floor, construct divider wall.

   Complete Permit 9607268 $$$ $5,000
8. Apr 1997

   Construct new sewer line.

   Complete Permit 9706490 $$$ $100,000
9. Apr 1997

   Remodel of exploratium cafe.

   Expired Permit 9707101 $$$ $30,000
10. May 1997

    Constructing addtional restrms with c are ada complaint.

    Expired Permit 9709639 $$$ $175,000
11. Jul 1997

    Install partitions walls.

    Complete Permit 9713777 $$$ $100,000
12. Aug 1997

    Add/relocate fire sprinklers. add fire sprnklr to new rstrm.

    Expired Permit 9716759 $$$ $9,000
13. Oct 1997

    Construct new steel mezzanine with steel sub-deck & plyw'd floor.

    Complete Permit 9719697 $$$ $136,000
14. Oct 1997

    Install fire alarm.

    Expired Permit 9719661 $$$ $90,000
15. Jan 1998

    Install fire sprinklers.

    Complete Permit 9801466 $$$ $12,000
16. Apr 2000

    Replace a piece of dropped plaster ceiling of the rotunda install 12" diam ventilators on top.

    Complete Permit 200004247991 $$$ $85,000
17. Mar 2004

    Install rotunda safety system & roof repair.

    Expired Permit 200403108316 $$$ $1,200,000
18. Dec 2004

    Voluntary barrier removal, revise the seating area for wheel chair access & handrails to code.

    Complete Permit 200412211899 $$$ $20,000
19. May 2005

    Palace of fine arts lagoon & park restoration work: concrete wall at lagoon edge, sheet piling for.

    Complete Permit 200505051723 $$$ $688,000
20. Jan 2006

    Installation of total pac2-preaction system for new server room.

    Issued Permit 200601091740 $$$ $18,000
21. Mar 2007

    Monitoring of new preaction panel via existing fire alarm panel. preaction system under 200601091470.

    Issued Permit 200703136045 $$$ $4,500
22. Jul 2007

    Selective structural upgrade, concrete repair, cleaning, new roof, new electrical, building pedestrian lighting, new landscape including grading, paving, planting, irrigation.delete column core drilling from selective structural upgrade via addendum #2 9/6/07 attached.

    Issued Permit 200707247625 $$$ $9,000,000
23. Feb 2016

    Add ada compliant counter to cafe within the larger property (palace o f fine arts). add security shutter replace 3 comp sink and water heater. maner na.

    Cancelled Permit 201602048839 $$$ $11,000
24. Jun 2026

    Att: install 90' faux eucalyptus tree with 16 new antennas, 12 new rrus, 4 new surge supressors, 1 new cabinet on new concrete pad, new concrete pad for future generator, new 400a meter & new 400a sub panel, new cru block wall.

    Filed Permit 202510026616 $$$ $240,000
25. Jul 2026

    Remove circular structure (breakout room #1/#2) & mezzanine above located in interior atrium space. replace structure with stair & viewing mezzanine (to be connected to existing mezzanine).

    Issued Permit 202607064536 $$$ $53,000

DBI holds 39 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 39.