CheckMyDesigner

451 10th Av

San Francisco permit 202212057634 · Inner Richmond

AdditionFull plan reviewIssued
Street view · May 2025
Google Street View of 451 10th Av, May 2025
Scope of work
As written on the permit application.

Remodel(e)2/f unit interior spaces,adding a(n)bath,extend a(n)22 sf bay window @ rear yard side to make a bedroom suite.expand(e) 2/f unit vertically to (e)g/f interior to create a 2 story unit.remodel(e)g/fspaces to include a (n)master bedroom & bath.

Timeline
Key dates from the city record.
Filed
Dec 5, 2022
Issued
Aug 26, 2024 (21 months after filing)
Completed
Not completed yet

For comparison, San Francisco permits with the same review (full plan review) filed in 2022 typically took 12 months to be issued (median of 872 issued permits).

City plan review
Each review stop the plans went through, from the city's routing record.
Review stops
42 stops across 6 departments
Comments issued
12 times, by Building Inspection, Public Works, Fire Department

Main permit

Review stopFinishedResult

Central Permit Bureau

Building Inspection · CPB

Dec 15, 2022—

Zoning review

Planning · CP-ZOC

Nov 21, 2023Approved

Permit Processing Center

Building Inspection · PPC

May 31, 2024Administrative

Planning neighborhood notice

Planning · CP-NP

Sep 28, 2023Administrative

Building plan review

Building Inspection · BLDG

Jan 8, 2024Issued Comments

Street use and mapping

Public Works · DPW-BSM

Nov 27, 2023Approved

Public Utilities Commission review

Public Utilities · SFPUC

Dec 14, 2023Approved

Building plan review

Building Inspection · BLDG

Feb 9, 2024Issued Comments

Building plan review

Building Inspection · BLDG

Feb 16, 2024Approved

Zoning review

Planning · CP-ZOC

Feb 14, 2024Approved

Street use and mapping

Public Works · DPW-BSM

Mar 6, 2024Issued Comments

Public Utilities Commission review

Public Utilities · SFPUC

Feb 20, 2024Approved

Building plan review

Building Inspection · BLDG

Feb 16, 2024Administrative

Street use and mapping

Public Works · DPW-BSM

May 13, 2024Approved

Zoning review

Planning · CP-ZOC

May 16, 2024Approved

Building plan review

Building Inspection · BLDG

May 21, 2024Approved

Public Utilities Commission review

Public Utilities · SFPUC

May 13, 2024Approved

Central Permit Bureau

Building Inspection · CPB

Aug 26, 2024Administrative

Addendum 1: Final plans

Review stopFinishedResult

Permit Center

Permit Center · PERMIT-CTR

Jun 30, 2025Approved

Central Permit Bureau

Building Inspection · CPB

Jul 15, 2025Administrative

Zoning review

Planning · CP-ZOC

May 18, 2026Approved

Building plan review

Building Inspection · BLDG

Sep 2, 2025Issued Comments

Structural plan approval

Building Inspection · PAD-STR

Sep 2, 2025Issued Comments

Mechanical and energy plan review

Building Inspection · MECH

Aug 7, 2025Issued Comments

Fire prevention review

Fire Department · SFFD

Jul 17, 2025Issued Comments

Street use and mapping

Public Works · DPW-BSM

Jul 16, 2025Approved

Public Utilities Commission review

Public Utilities · SFPUC

Jul 15, 2025Approved

Permit Processing Center

Building Inspection · PPC

Jun 16, 2026Administrative

Building plan review

Building Inspection · BLDG

Dec 10, 2025Issued Comments

Structural plan approval

Building Inspection · PAD-STR

Dec 9, 2025Issued Comments

Mechanical and energy plan review

Building Inspection · MECH

Dec 9, 2025Approved

Fire prevention review

Fire Department · SFFD

Jan 15, 2026Issued Comments

Building plan review

Building Inspection · BLDG

Mar 24, 2026Issued Comments

Structural plan approval

Building Inspection · PAD-STR

Mar 23, 2026Not Applicable

Fire prevention review

Fire Department · SFFD

Apr 9, 2026Issued Comments

Fire prevention review

Fire Department · SFFD

Apr 22, 2026Approved

Fire prevention review

Fire Department · SFFD

Apr 27, 2026Approved-Stipulated

Building plan review

Building Inspection · BLDG

May 11, 2026Approved

Mechanical and energy plan review

Building Inspection · MECH

May 19, 2026Approved

Street use and mapping

Public Works · DPW-BSM

May 18, 2026Approved

Public Utilities Commission review

Public Utilities · SFPUC

May 18, 2026Approved

Central Permit Bureau

Building Inspection · CPB

Sep 25, 2026Administrative

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

Permit details
Permit type
Additions alterations or repairs
Status
Issued
Estimated cost
$438,033
People named on this permit
Only people we matched to a California license are listed.
NameRoleLicense on permit
Winnie Hing-Wan Tam

Winnie Tam

ArchitectC31166
Stephen ChanEngineer4533
Sources
Everything on this page comes from public records. Check them yourself.
Permit 202212057634 on the city's permit tracking site

San Francisco Department of Building Inspection, the official record