453–463 Union Street

1. 1910

   Built to the design of Adolph Cavallo, whose North Beach work the city's survey documents.

   North Beach Historic Context Statement, adopted 2022
2. June 15, 1910

   F. Demartini & Co. contracted to put up a three-storey frame store and flats (five flats and store), at $3,430.

   The San Francisco Call, 15 June 1910, p. 17
3. 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
4. Jul 2017

   Permit 201707273050 $$$ $50,000

   Soft story retrofit for residential per sfebc chapter 4d, 2016 cebc appendix a-4. (commercial permit application 201707273051) no exterior work.

5. Jul 2017

   Permit 201707273051 $$$ $11,000

   Ada compliance per soft story retrofit for commercial per sfebc chapter 4d, 2016 cebc appendix a-4. (residential permit application 201707273050) no exterior work. no change to egress, occupancy, or increase. all work in the m occupancy, no work in r2 areas. no fa/ls work required.

6. Sep 2018

   Permit 201809251385 $$$ $1

   Soft story retrofit (commercial ada upgrade) revision to pa 2017-0727-3050. provide unreasonable hardship request.

7. Jan 2019

   Issued Permit M1022807 $$$ $1

   Street sapce only.

8. Aug 2019

   Permit 201908057912 $$$ $1

   Revision to permit application 201707273050 & 201707273051 for final inspection (soft story).

9. Apr 2022

   Permit 202204132158 $$$ $3,500

   In-kind back stair repair (25%).

10. Dec 2025

    Permit 202512292915 $$$ $24,500

    Upgrade existing fire alarm system to comply with sffc section 1103.7.6.1. to meet 75db in all sleeping areas.

7 nominal $1 street-space or sidewalk permits are omitted from the timeline. 3 expired or cancelled permits are not shown.