Neighborhoods › Bedford-Stuyvesant (East) › Building 3052554
Enlargement, est. $679K
397A Hancock Street, Brooklyn 11358 · Approved
| Job | B01238971 (5 filings: P1, S2, P2, S1, S3) · Alteration CO |
|---|---|
| Category | vertical enlargement |
| Estimated cost | $679,000 |
| Scale | 4 → 4 stories; 3 → 2 dwelling units; 4,500 sq ft |
| Work types | General Construction, Structural |
| Filed | May 11, 2026 |
| Professional | Thomas C. Tung, P.E. |
| Building | BIN 3052554 · BBL 3018360075 |
| Official record | DOB NOW job B01238971 |
DOB description
B01238971-P1: PROPOSED BULKHEAD VERTICAL ENLARGEMENT ON EXISTING THREE-STORY RESIDENTIAL BUILDING. TO CONVERT EXISTING 3 DWELLING UNITS INTO 2 DWELLING UNITS. OBTAIN A NEW CERTIFICATE OF OCCUPANCY.
B01238971-S2: PROVIDE NEW FIRE SPRINKLER SYSTEM THROUGHOUT THREE STORY RESIDENTIAL BUILDING WITH BASEMENT,BULKHEAD,&CELLAR(ALT CO#B01238971-I1)
B01238971-P2: INSTALLATION OW NEW PLUMBING SYSTEM THROUGHOUT TWO(2)FAMILY DWELLING,THREE(3) STORY RESIDENTIAL BUILDING WITH BASEMENT & CELLAR AS PER PLAN SHOW.
B01238971-S1: INSTALLATION OW NEW PLUMBING SYSTEM THROUGHOUT TWO(2)FAMILY DWELLING,THREE(3) STORY RESIDENTIAL BUILDING WITH BASEMENT & CELLAR AS PER PLAN SHOW.
B01238971-S3: FILE HEREWITH MECHANICAL WORK OF THREE(3) STORY,TWO(2) FAMILY RESIDENTIAL BUILDING WITH BULKHEAD,BASEMENT,& CELLAR IN CONJUNCTION WITH ALT # B01238971-I1.
Status timeline
- Apr 20, 2026 — New job filed (Permit Entire) B01238971-S1
- May 4, 2026 — Permit issued — work can start (Plumbing) B01238971-S1
- May 11, 2026 — New job filed (Approved) B01238971-P1
- Jun 4, 2026 — New job filed (Permit Entire) B01238971-S2
- Jun 21, 2026 — New job filed (Approved) B01238971-P2
- Jun 21, 2026 — New job filed (Permit Entire) B01238971-S3
- Jun 23, 2026 — Plans approved (Approved) B01238971-P2
- Jun 23, 2026 — Permit issued — work can start (Permit Entire) B01238971-S1
- Jun 24, 2026 — Permit issued — work can start (Mechanical Systems) B01238971-S3
- Jun 25, 2026 — Permit issued — work can start (Permit Entire) B01238971-S3
- Aug 18, 2026 — Permit issued — work can start (Sprinklers) B01238971-S2
- Aug 19, 2026 — Permit issued — work can start (Permit Entire) B01238971-S2
- Aug 21, 2026 — Plans approved (Approved) B01238971-P1
Work permits
| Permit | Work | Status | Issued | Expires |
|---|---|---|---|---|
| B01238971-S2-EW-SP | Sprinklers | Permit Issued | Aug 18, 2026 | Nov 2, 2026 |
| B01238971-S3-MS | Mechanical Systems | Permit Issued | Jun 24, 2026 | Jan 14, 2027 |
| B01238971-I1-GC-CX | Structural | Permit Issued | May 7, 2026 | Jan 14, 2027 |
| B01238971-S1-PL | Plumbing | Permit Issued | May 4, 2026 | Apr 7, 2027 |
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