CheckMyDesigner

4231 18th St

San Francisco permit 202510036654 · Castro/Upper Market

Deck, stairs or patio coverOver-the-counter, with plansComplete
Street view · Jan 2023
Google Street View of 4231 18th St, Jan 2023
Scope of work
As written on the permit application.

In kind replacement of (e) deck stair due to dry rot. extension of 3rd level deck within setback. replace railings w/code compliant railing (n) footings for residential units.

Timeline
Key dates from the city record.
Filed
Oct 3, 2025
Issued
Dec 8, 2025 (2 months after filing)
Completed
May 15, 2026 (5 months after issuance)

For comparison, San Francisco permits with the same review (over-the-counter, with plans) filed in 2025 were typically issued within 1 month (median of 5,178 issued permits).

City plan review
Each review stop the plans went through, from the city's routing record.
Review stops
4 stops across 2 departments
Comments issued
None
Review stopFinishedResult

Intake

Building Inspection · INTAKE

Oct 3, 2025Administrative

Zoning review

Planning · CP-ZOC

Oct 3, 2025Approved

Building plan review

Building Inspection · BLDG

Oct 3, 2025Approved

Central Permit Bureau

Building Inspection · CPB

Dec 8, 2025Administrative

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
$20,000
People named on this permit
Only people we matched to a California license are listed.
NameRoleLicense on permit
Sandra L ChanArchitectC27326
Matthew Santos CoelhoProject contact72747
Sources
Everything on this page comes from public records. Check them yourself.
Permit 202510036654 on the city's permit tracking site

San Francisco Department of Building Inspection, the official record