3659–3677 20th Street
Mission · San Francisco, CA 94110
Permit history
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May 2025
Revision to permit application 202504154397: change of as-built drawings. device countin new f/a system has changed.
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Apr 2025
Replacement fof the fa system to the sq ft/ca code interpretation 1103.6.71 and wire in the lf horn inside of the units plus wireless monitoring.
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Jul 2024
To comply with nov 202040071, tier-iii mandatory soft story retrofit.
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Apr 2024
Reroofing.
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Feb 2022
Remove damaged plaster in entry ceiling, bedroom ceiling, and one living room wall. no electrical. or plumbing or mechanical will be demoed. no studs will be demoed.drywall will be put back in it's place. if 5/8" type x is removed. it will be replaced with 5/8" type x.
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Dec 2021
Add 3 adu's per ordinance 162-16 at existing first floor parking.
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Aug 2019
Rev to permit application 201505126043; seismic retrofit using iebc a4.
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Aug 2019
Convert existing living room to bedroom. relocate kitchen. rehabilitate existing bathroom. one unit 3rd floor.
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Dec 2017
Installing bathroom fan with rough electric and exhaust. #a.
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Jul 2017
Exploratory work to the exterior per 2016.007202coa.
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Mar 2017
One unit, 3rd floor - rehabilitate existing kitchen, relocate bathroom, install washer & dryer, no exterior changes.
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Feb 2017
One unit: rehab existing bathrrom and kitchen. add with d.
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Feb 2016
Remodel ground floor. convert ground floor garage to (5) studio units that include a kitchen & bathroom in each unit per ord. #30-15.
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May 2015
2nd floor/one unit: remodel unit - relocate kitchen, relocaate bathroom, add a laundry room and add a dishwasher in kitchen.
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May 2015
Soft story retrofit per sfbc chapter 34b. engineering criteria 2012 iebc appendix a4.
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Dec 2014
Install handrail per complaint #201450021 at secondary stairs in rear. also comply w his nov#201404651 dated 2/18/2014.
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Sep 2014
Revision previous permit no 201311071428, cancel all the structural details, no new roof deck is needed.
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Mar 2014
Add plywood to south rear wall at 1st level, for voluntary seismic strengthening.
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Jan 2014
#3663a- remodel #3663a, add laundry outlet, remove non-bearing partition walls, relocate of kitchen fixture and cabinets, remodel bathroom, new shower, toilet and vanity and newly created bedroom - field veirfy access from n bdrm to public way.
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Jan 2014
#3665a- remodel #3665a, add new closets, new laundry outlet, remove non-bearing partition walls, relocate of kitchen fixture and cabinets, remodel bathroom, new shower, toilet and vanity and new bedroom.
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Dec 2013
Ref 201308305666 adjust detail 4/s4 structural plans to show additional floor joists supporting removal of bearing wall. two units a.
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Nov 2013
One unit-new closets & laundry outlet, relocate kitchen, remodel bathroom. upgrade plumbing, electrical fixtures & wires.
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Nov 2013
One unit-new closets & laundry outlet. remove non structural walls. relocate kitchen, remodel bathroom. re-route plumbing & electrical lines as required.
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Nov 2013
New split bathroom, new bedroom, relocate kitchen, new closet, new laundry outlet 2nd floor. new bedroom, relocate existing bathroom, new gas heater @ 3rd (upper) floor.
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Sep 2013
Remodel one unit: add new closets, add laundry outlets, remove non bearing walls, relocate kitchen fixtures and cabinets, remodel bathroom, new tile, toilet and vanity. upgrade electrical & plumbing fixtures, reroute electrical wires and plumbing as needed. add new gas heater in bedroom.
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Aug 2013
Remodel two units: add new closets, add laundry outlets, remove non bearing walls, relocate kitchen fixtures and cabinets, remodel bathroom, new tile, toilet and vanity. upgrade electrical & plumbing fixtures, reroute electrical wires and plumbing as needed.
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Jan 2013
Termite report #2011 repair dry rot at rear stair & decks less than 50%; repair frame base with cap over concrete 12" max #4 rear in 12", bolts at 4' at several areas indicated on termite report #12011.
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Mar 1998
Reroofing.
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Sep 1994
Repair existing backyard wood steps.
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Nov 1991
Install 6 aluminum window.
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Sep 1991
Aluminum windows.
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Jun 1991
Install nine windows.
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Dec 1990
Install aluminum windows.
2 nominal $1 street-space permits are omitted.
Not yet documented: the architect and builder and the early residents. Know any of it? Tell us — just describe it in plain words.