548–550 Third Street

1. Nov 1992

   Parapet bracing install 4 steel braces at one wall only.

   Complete Permit 9220567 $$$ $2,872
2. Jul 1994

   Reroofing.

   Complete Permit 9411292 $$$ $69,191
3. Aug 1999

   Demolition of interior partitions 2nd mezzanine, cut slab on grade.

   Complete Permit 9917033 $$$ $45,000
4. Oct 1999

   Tap into existing cross main to feed new sprinkler system/meznin.

   Complete Permit 9921922 $$$ $30,000
5. Mar 2000

   Complete tenant improvement/structural strengthening of strc.

   Complete Permit 9918537 $$$ $1,500,000
6. May 2000

   Monitoring flow, tamper, and hvac units.

   Complete Permit 200005190484 $$$ $4,500
7. May 2015

   Voluntary barrier removal, construct 2 new accessible restrooms, make kitchen millwork accessible.

   Complete Permit 201505085783 $$$ $35,000
8. Jun 2015

   Relocate one recessed pendent and add 1 recessed pendent. fire sprinklers. ref app#201505085783. n/a for maher.

   Complete Permit 201506058258 $$$ $4,400
9. Jun 2015

   1st floor: install bathroom exhaust. ref. to t.i. permit application 201505085783. n/a ordinance #155-13.

   Complete Permit 201506189268 $$$ $3,000
10. Jun 2015

    New lighting in restroom power in breakroom. ref app#201505085783. n/a for maher.

    Cancelled Permit 201506290227 $$$ $12,000
11. Apr 2017

    Reroofing.

    Issued Permit 201704113732 $$$ $11,600
12. Oct 2022

    Removal of existing non-bearing walls, new accessible kitchenette, unisex restrooms & shower.

    Complete Permit 202210214929 $$$ $93,000
13. Feb 2023

    New elevator and stairs to the roof with a new roof deck and penthouse. reinstate the windows and garage doors on the rear facade, adding fixed property line windows.

    Complete Permit 202302061449 $$$ $177,000
14. Mar 2023

    Rev to permit application 202210214929 - modifications to proposed interior work; minor layout changes.

    Complete Permit 202303103480 $$$ $16,000
15. Mar 2023

    Replace existing stair at lobby, new interior partitions & new floor infill @ 2nd fl, at existing double height spaces.

    Complete Permit 202303244396 $$$ $133,000
16. Jun 2023

    Replace existing tiered platform, (4) new interior walkable skylight at existing 2nd fl (interior work only).

    Complete Permit 202306140080 $$$ $87,000
17. Nov 2023

    Tenant improvement. add new fire sprinkler heads per new layout.

    Complete Permit 202311090491 $$$ $25,000
18. May 2024

    Installation of new fire system with new panel, radio, smoke detectors & pull station in fully sprinklered building. install monitor modules to tie in flow & tamper switch relay modules for elevator recall & notification devices throughout. ref permit application 2023-0614-0080 & 2023-0206-1449.

    Complete Permit 202405142101 $$$ $30,000
19. May 2024

    Replace existing roof mount package units and ducting wit 4 new roof mount heat pumps, ducting and 1-4 zone ductless heat pump. ref pa 2023-0206-1449.

    Complete Permit 202405212549 $$$ $100,000
20. Nov 2024

    Electrical lighting title - 24. ref permit application 202302061449.

    Complete Permit 202411124830 $$$ $60,000
21. Dec 2024

    Interior work only, new non-bearing storefront system for office at 1st & 2nd floor. mep deferred.

    Complete Permit 202412136809 $$$ $38,000
22. Dec 2024

    As builts 202405142101 due to ti on 1st & 2nd floors adding new offices, new 8 strobes will be installed and tied-in to existing notification circuits. ref permit application 202412136809.

    Complete Permit 202412176985 $$$ $4,000
23. Jan 2025

    Interior work offices 1st and 2nd floor. mechanical and electrical. mep deferred portion for ref app # 202412136809.

    Complete Permit 202501108126 $$$ $10,000
24. Feb 2025

    As builts to 202405142101. change matrix to show global shutdown for hvac system per fire inspector request during inspection.

    Complete Permit 202502130287 $$$ $1

DBI holds 27 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 27. 2 of them are nominal $1 street-space or sidewalk permits.