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General ConstructionWest of Twin PeaksPermit issued

Seismic Strengthening at 342 Granada Av, San Francisco

342 Granada Av, West of Twin Peaks, 94112

Winston

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Reported project cost

$14,000

As declared on the permit filing. Alterations · 1 Family Dwelling.

Issued
July 29, 2026
Expires
—
License
—

What was permitted

This permit covers voluntary seismic strengthening work on a 1-family dwelling located in the West of Twin Peaks neighborhood of San Francisco. This type of project is undertaken to improve a home's resistance to earthquakes, even without a specific grant program.

The permit was issued on July 29, 2026, and is currently in an 'issued' status. The estimated project cost for this seismic upgrade was $14,000, with Warner Custom Homes Inc. listed as the contractor.

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View the official permit record

Tracking number, work description, cost and dates

Tracking number202607295706
Work permit #—
Job filing number—
Work typeAlterations · 1 Family Dwelling
Statusissued
Job descriptionvoluntary seismic strengthening (no grant)
Floor / unit—
Estimated cost$14,000
ApprovedJuly 29, 2026
IssuedJuly 29, 2026
Expires—
BBL—
BIN—

Related searches

seismic strengthening1 family dwellingWest of Twin PeaksSan Franciscoearthquake retrofitting$10,000-$20,000general construction