547–551 Union Street

1. 1908

   Built.

2. 1982

   Recorded in the city's 1982 survey of North Beach, adopted by the Board of Supervisors in 1999, as a contributor to the Upper Dupont Street / Grant Avenue District.

   North Beach Historic Context Statement, adopted 2022
3. Aug 1989

   Permit 8914209 $$$ $6,700

   Reroofing.

4. Sep 2007

   Permit 200709061925 $$$ $8,000

   Remove metal door in sidewalk; construct new concrete slab and wall.

5. Jun 2010

   Permit 201006305687 $$$ $5,000

   Reroofing.

6. Jan 2018

   Permit 201801188950 $$$ $141,000

   To comply witn nov 201831271 - all work @ one unit - convert existing basement to living space with new bath, media, office, laundry, new interior stair. relocate kitchen from 1st flo to basement. replace 3 through wall vents facing st with wood frame aluminum clad fixed windows. same size opening. add.

7. Jan 2019

   Issued Permit 201901241146 $$$ $7,000

   Install 18 sprinkler heads in basement only per nfpa #13r, underground per nfpa #24. ref permit application 201801188950.

8. Mar 2019

   Permit 201903256131 $$$ $58,000

   All work at one unit (3rd floor) renovate kitchen and bathroom. add new bathroom, new furnance and with h.

9. Jun 2019

   Permit 201906214109 $$$ $75,000

   All work at 2nd fl level, one unit: renovate kitchen & bathroom, add new bathroom. new furnace & water heater. no fire alarm system in building. now sprinkler system on 2nd floor.

10. Mar 2020

    Permit 202003137003 $$$ $20,000

    Upgrade existing fire alarm system to comply with sffc 1103.7.6.1 & nfpa 72.

6 nominal $1 street-space or sidewalk permits are omitted from the timeline. 2 cancelled permits are not shown.