What was permitted
This permit for 3355 21st Street in the Mission neighborhood addresses the rebuilding of existing non-conforming rear stairs for an apartment building. The enlargement is solely to meet current building code requirements.
Issued on July 28, 2026, the estimated cost for this stair rebuild project is $17,500. Maven Maintenance Inc is the contractor.
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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 | 202512121707 |
|---|---|
| Work permit # | — |
| Job filing number | — |
| Work type | Alterations · Apartments |
| Status | issued |
| Job description | rebuild (e) non conforming rear stairs.the enlargement of the (e) non conforming rear stairs is " only to the degree necessary to conform to current building code" per p.c. sec. 188(a) (1) |
| Floor / unit | — |
| Estimated cost | $17,500 |
| Approved | July 28, 2026 |
| Issued | July 28, 2026 |
| Expires | — |
| BBL | — |
| BIN | — |
Related searches
apartment alterationsMissionSan Franciscorear stairs$17,500 project costbuilding code compliance