845–849 Union Street
Russian Hill · San Francisco, CA 94133
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1906
Built to the design of John A. Porporato, whose North Beach work the city's survey documents.
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Apr 1986
Demolish residential.
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Nov 1986
Remodel 2 kitchens & 2 baths, repair rear stair.
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Nov 1986
Convert ground floor sleeping rms to dwelling unit.
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Dec 1986
Dry rot repair at front stairs, rear stairs & decks.
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Jan 1987
Replace all existing dryrotted structured members.
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Feb 1987
Install fire sprinkler thru out all levels.
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Jul 1987
Add new bathroom at 2nd & 3rd floor.
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Jan 1996
Remove part of several bearing walls/add beams/posts/footing.
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Apr 1996
Revision to permit application 9600356/cap side foundation/revise framing de.
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Jun 1996
Install 15 alum windows in existingframes in residence.
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Aug 1996
Revision to 9600356.
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Oct 1996
Revision to appl #9600356, strengthen roof framing, foundation.
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Apr 1997
Renew expired appl #9616217.
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Jul 1997
Horizontal addition.
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Mar 1998
Reinforce 42" long section of exist brick foundation wall.
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May 1998
Reroofing.
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Jan 2006
Replace rear deck in-kind.
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Sep 2006
Streetspace.
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Aug 2007
Renew pa3200601303313 for final inspection.
2 nominal $1 street-space or sidewalk permits are omitted from the timeline.
Not yet documented: the architect and builder and the early residents. Submit an update