Neighborhoods › Williamsburg › Building 3430611
New 39-story building, 360 units
50 Mollenhauer Drive, Brooklyn 10018 · Approved
| Job | B00975270 (9 filings: A2, A3, A4, A5, A6, P3, P4, P8, P9) · New Building |
|---|---|
| Category | new building |
| Estimated cost | not stated |
| Scale | — → 39 stories; — → 360 dwelling units; 611,420 sq ft |
| Work types | Mechanical |
| Filed | Feb 3, 2026 |
| Professional | Cosentini Associates |
| Building | BIN 3430611 · BBL 3021340150 |
| Official record | DOB NOW job B00975270 |
DOB description
B00975270-A2: MECHANICAL APPLICATION IN CONJUNCTION WITH NB APPLICATION B00975270-I1
B00975270-A3: TO FILE AN SOE APPLICATION IN CONJUNCTION WITH NB APPLICATION # B00975270-I1
B00975270-A4: FOUNDATION WORK IN CONJUNCTION WITH NB APPLICATION # B00975270-I1
B00975270-A5: INSTALL NEW ON-SITE STORM DRAIN TO CONNECT TO EXISTINGPRIVATE TREATMENT UNIT AND OUTFALL.
B00975270-A6: FILING FOR UNDERGROUND PLUMBING IN CONJUNCTION WITH NB APPLICATION # B00975270-I1
B00975270-P3: TO ERECT A NEW MULTI-STORY MULTI-FAMILY MIXED USE BUILDING
B00975270-P4: FULL BUILDING PLUMBING IN CONJUNCTION WITH NB B00975270-I1
B00975270-P8: STRUCTURAL WORK IN CONJUNCTION WITH NB APPLICATION B00975270-I1
B00975270-P9: TEMP STANDPIPE IN CONJUNCTION WITH NB APPLICATION B00975270-I1
Status timeline
- Dec 4, 2025 — New job filed (Approved) B00975270-P3
- Dec 15, 2025 — New job filed (Objections) B00975270-P4
- Dec 22, 2025 — New job filed (Approved) B00975270-A3
- Dec 31, 2025 — Plans approved (Approved) B00975270-A3
- Jan 7, 2026 — New job filed (Approved) B00975270-A4
- Jan 7, 2026 — New job filed (Approved) B00975270-P8
- Jan 21, 2026 — Plans approved (Approved) B00975270-A4
- Feb 3, 2026 — New job filed (Approved) B00975270-A2
- Feb 9, 2026 — Plans approved (Approved) B00975270-P8
- Apr 19, 2026 — New job filed (Approved) B00975270-P9
- Apr 27, 2026 — Plans approved (Approved) B00975270-P9
- Jun 9, 2026 — New job filed (Approved) B00975270-A5
- Jun 16, 2026 — Plans approved (Approved) B00975270-A5
- Jun 23, 2026 — New job filed (Approved) B00975270-A6
- Jun 25, 2026 — Plans approved (Approved) B00975270-P3
- Jul 6, 2026 — Plans approved (Approved) B00975270-A6
- Oct 5, 2026 — Plans approved (Approved) B00975270-A2
Work permits
| Permit | Work | Status | Issued | Expires |
|---|---|---|---|---|
| B00975270-S8-MS | Mechanical Systems | Permit Issued | Oct 7, 2026 | Jun 30, 2027 |
| B00975270-S4-ST | Structural | Permit Issued | Sep 28, 2026 | Jun 30, 2027 |
| B00975270-Y1-PL | Plumbing | Permit Issued | May 12, 2026 | Jan 13, 2027 |
| B00975270-S5-EW-SD | Standpipe | Permit Issued | Apr 9, 2026 | May 15, 2027 |
| B00975270-S1-FO | Foundation | Permit Issued | Apr 8, 2026 | Jun 16, 2027 |
| B00975270-S2-PL | Plumbing | Permit Issued | Mar 24, 2026 | Mar 25, 2027 |
| B00975270-I1-GC | General Construction | Permit Issued | Feb 18, 2026 | Feb 19, 2027 |
| B00975270-S3-SE | Support of Excavation | Permit Issued | Feb 11, 2026 | Feb 12, 2027 |
Watch this block
Get an email when the next job is filed within 100 ft of this address. Free, weekly.