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522 21st Av

San Francisco permit 202509104960 · Outer Richmond

AdditionOver-the-counter, with plansFiled
Street view · May 2025
Google Street View of 522 21st Av, May 2025
Scope of work
As written on the permit application.

Exterior and interior remodel. lower level addition - convert basement to living space by addition of 2 bedrooms, a full bath, and a family room. upper level - remodel with changes to layout and new deck at rear.

Timeline
Key dates from the city record.
Filed
Sep 10, 2025
Issued
Not issued yet
Completed
Not completed yet
City plan review
Each review stop the plans went through, from the city's routing record.
Review stops
15 stops across 4 departments
Comments issued
4 times, by Planning, Building Inspection
Review stopFinishedResult

Intake

Building Inspection · INTAKE

Sep 10, 2025Administrative

Intake

Building Inspection · INTAKE

Sep 10, 2025Administrative

Zoning review

Planning · CP-ZOC

Sep 10, 2025Issued Comments

Zoning review

Planning · CP-ZOC

Sep 10, 2025Issued Comments

Zoning review

Planning · CP-ZOC

Dec 22, 2025Approved

Mechanical and energy plan review

Building Inspection · MECH

Dec 22, 2025Approved

Intake

Building Inspection · INTAKE

Feb 5, 2026Administrative

Zoning review

Planning · CP-ZOC

Feb 5, 2026Approved

Building plan review

Building Inspection · BLDG

Feb 5, 2026Issued Comments

Building plan review

Building Inspection · BLDG

Feb 12, 2026Approved

Fire prevention review

Fire Department · SFFD

Feb 17, 2026Approved

Public Utilities Commission review

Public Utilities · SFPUC

Feb 17, 2026Approved

Structural plan approval

Building Inspection · PAD-STR

May 13, 2026Issued Comments

Structural plan approval

Building Inspection · PAD-STR

In progress—

Central Permit Bureau

Building Inspection · CPB

In progress—

Source: DataSF 87xy-gk8d (Building Permit Addenda with Routing), retrieved Nov 6, 2026. Reviewer names and notes are left out.

Permit details
Permit type
OTC alterations permit
Status
Filed
Estimated cost
$391,919
People named on this permit
Only people we matched to a California license are listed.
NameRoleLicense on permit
Travis Tone Airola

Metaphysics Architects

EngineerC88832
Sources
Everything on this page comes from public records. Check them yourself.
Permit 202509104960 on the city's permit tracking site

San Francisco Department of Building Inspection, the official record