What was permitted
Residents in the Outer Richmond neighborhood can observe foundation work at 430 15th Ave, where permeation grouting is being applied beneath the existing foundation. This process is designed to stabilize sandy soil conditions.
The permit for this significant structural work was issued on July 1, 2026, with an estimated project cost of $20,000. Bianchi-Tillett Developers Inc. is handling this project.
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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 | 202606304326 |
|---|---|
| Work permit # | — |
| Job filing number | — |
| Work type | Alterations · Apartments |
| Status | issued |
| Job description | permeation grouting below (e) foundation to stabilize sandy soil for property, adjacent excavation on 428 15th ave ref pa# 202606304320 |
| Floor / unit | — |
| Estimated cost | $20,000 |
| Approved | July 1, 2026 |
| Issued | July 1, 2026 |
| Expires | — |
| BBL | — |
| BIN | — |
Related searches
foundation repairpermeation groutingOuter RichmondSan Franciscoalterations$20,000 project cost