589–591 Howard Street

1. 1907

   Built as the Lent Building.

   Transit Center District Survey, adopted 2012
2. Sep 1988

   Add 2 new toilet rms @ 3rd fl, handicap access not required.

   Complete Permit 8813797 $$$ $10,000
3. Nov 1988

   Parapet.

   Complete Permit 8818862 $$$ $12,000
4. Dec 1989

   Seismic alterations, ext. wall ties to floor and roof.

   Expired Permit 8925128 $$$ $40,000
5. Mar 1999

   Siesmic upgrade.

   Expired Permit 9904525 $$$ $81,000
6. Sep 1999

   Revision to 9917274.

   Approved Permit 9919905 $$$ $1
7. May 2000

   Otc alterations permit.

   Complete Permit 200005311416 $$$ $12,000
8. May 2001

   Rev. to appl#9904525 for title 24, install an automatic door opener.

   Expired Permit 200105310377 $$$ $3,000
9. May 2003

   G/f- remove drop ceiling & prior tenant furniture & debris t.i. to follow upon lease.

   Complete Permit 200305023723 $$$ $4,000
10. Mar 2006

    Demolition of interior walls, n walls and doors, n restrooms, n bar, no structural work.

    Cancelled Permit 200603277597 $$$ $97,500
11. Oct 2007

    New 18 ft x26 ft banner (tight mesh vinyl) to brick building.

    Issued Permit 200710185850 $$$ $4,000
12. May 2011

    At&t. installation of an unmanned wts facility consisting of indoor equipment in the basement of an existing building and the installation of nine (9) panel antennas screened on the roof top. battery less than 50 gallons.

    Complete Permit 201105317120 $$$ $150,000
13. Oct 2011

    Reconfiguration of stairs from 1st floor to basement, new ada bathroom & stair vestibule on ground floor.

    Issued Permit 201110126563 $$$ $86,850
14. Jun 2013

    A modification to an existing unmanned telecommunication facility consisting of adding three new rrus-11s to an existing at&t facility and (3) new dc-2 surge suppressors to an existing at&t facility. no change to existing antennas.

    Issued Permit 201306260550 $$$ $6,000
15. Mar 2015

    R&r 3 existing att antenna with 3new att atenna; r&r 3 existing radoms with 3 n/22" remove 3existing rruw-01 units; install 6new diplexes; install 3new rrus-12 units w3new a2 modules; r&r 1existing dul +1existing duw with 2new dus 41 one unitnew xmu inside 19" maher - not req'd.

    Complete Permit 201503231616 $$$ $21,000
16. Jun 2015

    To obtain final inspection for work approved under permit application 201306260550. all work is complete.

    Complete Permit 201506249766 $$$ $1
17. Aug 2015

    At&t: modify existing att facility to install 3 new rru-32; install new 2" innerduct; r&r 6existing antennas with 6new antennas; r&r 6existing 18" radomes with 6 new 20" radomes, paint mediums gray. maher na. work is on roof.

    Complete Permit 201508265386 $$$ $32,000
18. Mar 2016

    Modify existing att facility: r & r (3) existing antennas with (3) new antennas; install (3) new rrus -11 units @ equipment; install new indoor dc12 raycap inside existing power plant; install new dus-41; install new 2" inner duct for fiber & dc; install (6) new coax cables for lte 850.

    Complete Permit 201603222751 $$$ $20,000
19. Oct 2016

    At&t mobility modification: install 3new rrus-e2 units @ equipment; remove existing rbs 2206 cabinet; remove existing unused cables; install 6new 7/8" coax. maher na.

    Expired Permit 201610241000 $$$ $12,000
20. Nov 2017

    Remove (3) existing radios & install (6) new radios. install (3) xmu units in existing rack. ** maher: n/a **.

    Withdrawn Permit 201711063181 $$$ $15,000
21. Apr 2018

    Swap 6 antennas, install 3rrus, swap 3 rrus, install gps antenna. n/a for maher.

    Complete Permit 201804307758 $$$ $10,000
22. Apr 2018

    Swap 2 antennas, install 3 rrus, install gps antenna.

    Withdrawn Permit 201804307759 $$$ $10,000
23. Jan 2022

    Roof - unmanned cell site mod: r/r 2 panel antennas per sector (6 total). reloc 1 existing antenna per sector (3 total). remove 3 rrus 11b12 and replace with 3 rru & 4478b12a. install new radomes to enclose antennas (9).install 4 rectifers in existing dc power plan. 1 new 6648 bbu in existing rack.

    Complete Permit 202201115718 $$$ $85,000
24. Jul 2025

    To obtain final inspection for work approved under permit application 201610241000. all work is complete.

    Complete Permit 202507181167 $$$ $1
25. Mar 2026

    At&t: modification of an existing telecommunications facility consisting: r/r 3 antennas within e frp radomes; r/r 3 rru's; remove (20) 155 ah & (12) 180 ah batteries; install (20) 210 ah batteries in e power plant & battery rack; install (3) 50 amp dc breakers; 10 converters; 1 - 58v upgrade.

    Filed Permit 202603268317 $$$ $49,126

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. 1 of them are nominal $1 street-space or sidewalk permits.