424 Townsend Street
South Of Market · San Francisco, CA 94107
Permit history
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May 1985
Remodeling of existing offices, relocation of door & additio.
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Dec 1987
Interior alteration, new partitions, mechanical, finishes.
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Feb 1992
Construction of 2 codes complying -toilet rooms (express).
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Feb 1992
Replacement of concrete slab on grade.
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Sep 2004
Demolition general office, const sypical tenant improvement. reception, offices, metal frame & drywall.
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Dec 2016
Remove non-structural partitions, add 2 restrooms, upgrade plumbing supply, waste, drain & vent lines; add ada compliant wheel chair ramp, add new entry door in-kind, replace overhead roll up door, add water service for future fire sprinklers.
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Mar 2017
New f/s system: install 141 heads throughtout per nfpa13, u/g per nfpa24. t.i. 201612013868. n/a maher.
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Jun 2017
Install manual & automatic fire alarm system including control panel, smoke detector, pull station & notification appliances in remodel core & shell vacant building. install monitor modules to tie-in waterflow & tamper to new panel. ti #201612013868 & 201703151503. n/a maher ordinance.
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Jul 2017
Remove non-structural partitions, add 2 restrooms, upgrade plumbing, add ada compliant wheelchair ramp, add new entry door in-kind, replace overhead rollup truck dock doors in kind, no structural work.
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Aug 2017
Add non-structural partitions; add accessible restroom with shower; widen rear loading opening & truck ramp. replace windows in kind, 8 upper, like for like steel. no structural work.
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Sep 2017
Add 13 sprinklers in new offices per nfpa 13.
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Oct 2017
Provide structural drawings omitted under approved permit application 201708296325 for widening of rear loading opening. n/a maher ordinance.
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Dec 2017
As built 201706068569. new radio comm new monitor modules to tie in duct det to e panel.install new notification appliances, relocate e from wall to ceiling. ref 201708296325, pmw2017113288, pmw20171113287.
1 nominal $1 street-space or sidewalk permit is omitted from the timeline.
Not yet documented: the architect and builder, the early tenants and the date of the last recorded sale. Submit an update