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General ConstructionPresidio HeightsPermit issued

ADU Legalization and Upgrades at 643 Spruce St, San Francisco

643 Spruce St, Presidio Heights, 94118

Winston

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Reported project cost

$90,000

As declared on the permit filing. Additions & Alterations · 2 Family Dwelling.

Issued
September 1, 2026
Expires
—
License
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What was permitted

This permit is for the legalization of an existing Accessory Dwelling Unit (ADU) under a state program, located at 643 Spruce Street. The work involves upgrading existing bedroom windows to meet code-required emergency egress to the rear yard and enhancing the separation wall from the garage to a 1-hour fire-rated standard.

Issued on September 1, 2026, the estimated cost for these essential upgrades and legalization is $90,000. Huey Const Mngmt Co Inc - Dba M H Const. is the contractor for this project.

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View the official permit record

Tracking number, work description, cost and dates

Tracking number202507231421
Work permit #—
Job filing number—
Work typeAdditions & Alterations · 2 Family Dwelling
Statusissued
Job descriptionlegalize an existing adu under state program. building will upgrade existing bedroom windows to comply with code required emergency exiting to rear yard. an upgrade to existing separation wall from garage to code compliant fire rated 1-hr protection.
Floor / unit—
Estimated cost$90,000
ApprovedAugust 18, 2026
IssuedSeptember 1, 2026
Expires—
BBL—
BIN—

Related searches

ADU legalizationaccessory dwelling unitPresidio HeightsSan Franciscowindow upgradefire-rated wall$90,000 project