156 Niagara Av

San Francisco permit 202203180327 · Outer Mission

Home remodelOver-the-counter, with plansComplete

Street view · Dec 2020

Google Street View of 156 Niagara Av, Dec 2020

Scope of work

As written on the permit application.

2nd fl remodel. add 1 media room, remodel (1) kitchen & (1) bath. add one full bath. 1st fl remodel: relocation of water heater and furnance, add mop sink. update electrical panel to 200 amp.

Timeline

Key dates from the city record.

Filed: Mar 18, 2022
Issued: Jul 14, 2022 (4 months after filing)
Completed: Mar 29, 2024 (20 months after issuance)

For comparison, San Francisco permits with the same review (over-the-counter, with plans) filed in 2022 were typically issued within 1 month (median of 5,514 issued permits).

City plan review

Each review stop the plans went through, from the city's routing record.

Review stops: 7 stops across 2 departments
Comments issued: Not recorded for this permit
Put on hold: Once

The city lists the review stops for this permit but not their results, so we can't tell whether reviewers asked for changes.

Review stop	Arrived	Finished	Result
Intake Building Inspection · INTAKE	Mar 18, 2022	Mar 18, 2022	—
Building plan review Building Inspection · BLDG	Mar 18, 2022	Jul 14, 2022	—
Intake Building Inspection · INTAKE	May 10, 2022	May 10, 2022	—
Mechanical and energy plan review Building Inspection · MECH	Jun 28, 2022	Jun 28, 2022	—
Intake Building Inspection · INTAKE	Jul 14, 2022	Jul 14, 2022	—
Public Utilities Commission review Public Utilities · SFPUC	Jul 14, 2022	Jul 14, 2022	—
Central Permit Bureau Building Inspection · CPB	Jul 14, 2022	Jul 14, 2022	—

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: Complete
Estimated cost: $50,000

People named on this permit

Only people we matched to a California license are listed.

Name	Role	License on permit
Hongbo Yang W.H. Consultant Inc.	Engineer	C88467

Sources

Everything on this page comes from public records. Check them yourself.

Permit 202203180327 on the city's permit tracking site

San Francisco Department of Building Inspection, the official record

DataSF Building PermitsAddress, scope, cost, dates and status
Retrieved Nov 5, 2026
DataSF Building Permit ContactsArchitects and engineers named on the permit
Retrieved Nov 5, 2026
DataSF Building Permit Addenda with RoutingPlan review stops and results
Retrieved Nov 6, 2026
Google Street ViewStreet photo
Taken Dec 2020