What was permitted
A seismic alteration project is being undertaken at 712 Sansome Street in San Francisco's Chinatown neighborhood. This work also includes the removal of an existing mezzanine within the vacant building.
The permit for this seismic upgrade was issued on April 10, 2026, with an estimated project cost of $90,000. U S Prime Contractor Inc is managing this construction.
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View the official permit record
Tracking number, work description, cost and dates
View the official permit record
Tracking number, work description, cost and dates
| Tracking number | 202604109223 |
|---|---|
| Work permit # | — |
| Job filing number | — |
| Work type | Alterations · Office |
| Status | complete |
| Job description | seismic alteration and removal of existing mezzanine the building is vacant, accessiblity under ab-017. |
| Floor / unit | — |
| Estimated cost | $90,000 |
| Approved | April 10, 2026 |
| Issued | April 10, 2026 |
| Expires | — |
| BBL | — |
| BIN | — |
Related searches
seismic alterationgeneral constructionChinatownSan Franciscooffice buildingstructural$80k-$100k