501 Folsom Street

1. Jun 1989

   Parapet reinforcing.

   Complete Permit 8909362 $$$ $26,000
2. Apr 1996

   Seismic upgrada & ada compliance/hardship app for elevator.

   Complete Permit 9607148 $$$ $300,000
3. Mar 1997

   Full height, part height partitions, lite, #9607148, #9704498.

   Expired Permit 9704749 $$$ $50,000
4. May 1997

   Revision to application # 9704749.

   Cancelled Permit 9709034 $$$ $1
5. Apr 1998

   Tenant improvement, wood stud partitions, lighting hvac on 3rd.

   Expired Permit 9806068 $$$ $50,000
6. Sep 1998

   Electrical projecting wall.

   Expired Permit 9818206 $$$ $22,000
7. Oct 1998

   Add tempered glass partitionsin office space, kitchenette.

   Expired Permit 9821082 $$$ $15,000
8. Jul 2000

   Sign permit- electric, wall, projecting, double faced.

   Expired Permit 200007175357 $$$ $15,000
9. Aug 2001

   Street space permit.

   Expired Permit M16949 $$$ $57,555
10. Aug 2002

    Rmve existingnon-conforming exit stair, replace with new stair, full height basement to roof; upgrade stair encl.

    Expired Permit 200208093641 $$$ $100,000
11. Sep 2002

    Non-structural demolition on preparation for work to be performed under appl#200208093641.

    Expired Permit 200209186828 $$$ $15,000
12. Oct 2002

    Ti floor 1 and 2. selective demolition, partitions, lighting to remain.

    Expired Permit 200210179292 $$$ $200,000
13. Oct 2002

    Convert floor 1 & 2 to office occupancy, revise exit stair provide sprinkler system, hvac, lighting.

    Expired Permit 200210179290 $$$ $100,000
14. Nov 2002

    Base fire sprinkler system, total 576 heads in the building.

    Expired Permit 200211191737 $$$ $68,000
15. Dec 2002

    Provide sprinkler monitoring system for building.

    Expired Permit 200212093091 $$$ $20,000
16. Dec 2004

    Oti-1 4th floor el me.

    Complete Permit 200412131273 $$$ $75,000
17. May 2005

    Oti-2 4th/fl-el.

    Complete Permit 200505041579 $$$ $36,000
18. Sep 2005

    Oti-1, 1st fl me, sp.

    Complete Permit 200509294306 $$$ $98,000
19. Sep 2005

    Oti-1 3rd fl mechanical.

    Complete Permit 200509294302 $$$ $83,000
20. Sep 2005

    Oti-1, 3 fl, el, me.

    Complete Permit 200509294309 $$$ $72,000
21. May 2014

    New disabled accesible shower to be added at the 4th floor toilet room and provide accessibility upgrade on the path of travel per plans.

    Issued Permit 201405236566 $$$ $21,000
22. Aug 2017

    Reroofing. tear off one layer of existing, non-visible flat roof and install new in kind replacement.

    Complete Permit 201708175187 $$$ $76,600
23. Jul 2018

    Enlarge existing 1st and 2nd floor restrooms. add 2 unisex shower at 1st floor. disabled access upgrades at path of travel incl entrance door push plates and elevator buttons, relocate intercom and card reader at existing entrances.

    Issued Permit 201807114250 $$$ $175,000
24. Aug 2018

    Title 24 electrical plans. ref app#201807114250.

    Issued Permit 201808308762 $$$ $20,000

DBI holds 47 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 47.