2601 Mariposa Street

1. Jul 1983

   Demolitions.

   Complete Permit 8307375
2. May 1985

   New construction.

   Complete Permit 8505499S $$$ $5,800,000
3. 1989

   Built as a commercial building, recorded as occupied by KQED.

   Showplace Square / Northeast Mission Historic Resource Survey, adopted 2011
4. Oct 1989

   Sremodel existing building to accommodate t.v & radio studios.

   Complete Permit 8919185S $$$ $7,000,000
5. Oct 1991

   Vertical addition.

   Complete Permit 9120293 $$$ $100,000
6. Jun 2001

   Replace existing diesel generator with new. extend existing conc. housekeeping pad to accommodate new generato.

   Complete Permit 200106292736 $$$ $48,000
7. Dec 2001

   New full ht. non-bearing walls/door/ups equipmt, stru/mechanical/electrical component to support ups.

   Expired Permit 200112135210 $$$ $30,000
8. Sep 2002

   Oti-1 2nd floor, el, me, ls, sp.

   Expired Permit 200209126335 $$$ $200,000
9. Sep 2002

   Oti-2 2nd floor, el, me.

   Expired Permit 200209126337 $$$ $100,000
10. Nov 2002

    Oti-2 2nd floor el me.

    Issued Permit 200211040660 $$$ $275,000
11. Nov 2002

    Oti-1 2nd floor elme sp.

    Expired Permit 200211040659 $$$ $200,000
12. Dec 2002

    Structural- acoustic floor & metal stud wall framing.

    Expired Permit 200212203959 $$$ $40,000
13. Jul 2010

    Furnish & install (1) boiler (like for like) - with five vents & piping; furnish and install (1) pump (like for like); furnish and install 1 thermostatic 3 way valve -(like for like).

    Issued Permit 201007065955 $$$ $100,000
14. Nov 2012

    Replace existing rooftop air handlers ahu-3 with new packaged rooftop air conditioning unit per plans.

    Complete Permit 201211204587 $$$ $600,000
15. Jul 2013

    1st floor - adding walls, ceiling joists, & door to create a media arvhile room. electrical, mechanical, sprinklers to be under a separate permit.

    Issued Permit 201307313268 $$$ $45,000
16. Jan 2014

    Revision to appl #2013.07.31.3268 - move the location of tape library to adjacent area on same floor & add a medchanical lift. #2 compliance with app 115-13 not required.

    Issued Permit 201401085833 $$$ $1
17. Apr 2014

    Revising existing space for raised floor. server rack room. electrical/mechanical/sprinklers are under a seperate permit.n/a maher.

    Issued Permit 201404032410 $$$ $60,000
18. Sep 2014

    Replace plumbing fixtures with new. extend plumbing piping to new plumbing fixture locations, provide new supplemental floor heaters near shower locations, reroute existing mechanical. ductwork per plan, one toilet under permit application 201408274903. n/a ordinance #155-13.

    Issued Permit 201409186718 $$$ $80,000
19. Feb 2015

    Level 2: provide electrical for new racks and equipments for nfew tech center. provide power and lighting for new mezzanine and storage room. ref app#201408274902. n/a for the maher.

    Issued Permit 201502117990 $$$ $330,000
20. Feb 2015

    Level 2: furnish and install new ducting supply and return new fan coil. new condensing units. ref app# 201408274902. n/a for the maher.

    Issued Permit 201502117987 $$$ $85,000
21. Jul 2016

    Remove and replacew 1 existing 85 ton packaged hvac unit maher na.

    Complete Permit 201607011457 $$$ $450,000
22. May 2018

    Furnish & install (2) new vrf split system hvac cooling only units to serve electrical closets. n/a for maher.

    Issued Permit 201805310579 $$$ $175,000
23. Sep 2018

    Enlarge entry & expand footprint @ nw corner. add mezz at roof level for multipurpose meeting room, catering kitchen, lunch room & roof terrace, renovation of interior spaces, seismic improvements, mep upgrades. maher n/a.

    Complete Permit 201809251300 $$$ $24,000,000
24. Aug 2019

    Tempotary shoring for structural work coverd under shoring posts and shoring towers installed under existing slabs.**maher n/a**.

    Complete Permit 201908148824 $$$ $110,000
25. Jun 2020

    Modify existing fa, add (2)remote annunciators, (7)remote power supplies, (6)sync output modules for power supplies, (5)smoke detect, (30)control relays, (12)monitoring modules, (161)ceiling horn/strobes, (26)wall mount horn/strobe, (20)wall mount strobes, (49)ceiling strobes, (1)heat detector, (21) duct.

    Complete Permit 202006188890 $$$ $150,000
26. Jul 2020

    Added sidewall heads to top of freight elevator shaft, added clarification notes for hazardous storage conditions and codes that design is complying to in the other clarifications section on the right of each sheet.

    Complete Permit 202007190464 $$$ $678,000

DBI holds 105 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 105. 3 of them are nominal $1 street-space or sidewalk permits.