Neighborhoods › Brooklyn Heights › Building 3001565
New 5-story building, 2 units, est. $1.4M
29 Willow Street, Brooklyn 11354 · Approved
| Job | B01139764 (8 filings: P6, P5, P3, S5, Z1, P7, P8, S9) · ALT-CO - New Building with Existing Elements to Remain |
|---|---|
| Category | new building |
| Estimated cost | $1,425,000 |
| Scale | 5 → 5 stories; 10 → 2 dwelling units; 11,052 sq ft |
| Work types | General Construction |
| Filed | Jul 20, 2026 |
| Professional | Hpl Engineering P.C. |
| Building | BIN 3001565 · BBL 3002150003 |
| Official record | DOB NOW job B01139764 |
DOB description
B01139764-P6: PROPOSED INTERIOR AND EXTERIOR RENOVATION ON CELLAR, 1ST FLOOR THRU 5TH FLOOR, AND ROOF AS PER PLAN. CONVERT TO TWO-FAMILY. OBTAIN NEW CERTIFICATE OF OCCUPANCY.
B01139764-P5: PROPOSED INTERIOR AND EXTERIOR RENOVATION ON CELLAR, 1ST FLOOR THRU 5TH FLOOR, AND ROOF AS PER PLAN. CONVERT TO TWO-FAMILY. OBTAIN NEW CERTIFICATE OF OCCUPANCY.
B01139764-P3: A PROPOSED STRUCTURAL FILING IN CONJUNCTION WITH JOB #: B01139764 FOR A 5-STORY EXISTING BRICK BUILDING WITH CELLAR. NO EXTENSION. THERE ARE NO PARTY WALLS INVOLVED WITH ADJACENT BUILDINGS.
B01139764-S5: FILE SPRINKLER IN CONJUNCTION WITH JOB #: B01139764-I1.
B01139764-Z1: FILE MECHANICAL IN CONJUNCTION WITH JOB #: B01139764-I1.
B01139764-P7: PROVIDE NEW WATER HEATING SYSTEM, PROVIDE NEW DOMESTIC WATER WITH FIRE SPRINKLER TAKE-OFF, WITH BACKFLOW PREVENTER, PROVIDE NEW DCW/DHWS/DHWR/VENT/SANITARY/STORM PIPING SYSTEM.
B01139764-P8: PROVIDE NEW WATER HEATING SYSTEM, PROVIDE NEW DOMESTIC WATER WITH FIRE SPRINKLER TAKE-OFF, WITH BACKFLOW PREVENTER, PROVIDE NEW DCW/DHWS/DHWR/VENT/SANITARY/STORM PIPING SYSTEM.
B01139764-S9: PROVIDE NEW WATER HEATING SYSTEM, PROVIDE NEW DOMESTIC WATER WITH FIRE SPRINKLER TAKE-OFF, WITH BACKFLOW PREVENTER, PROVIDE NEW DCW/DHWS/DHWR/VENT/SANITARY/STORM PIPING SYSTEM.
Status timeline
- Feb 10, 2026 — New job filed (Approved) B01139764-P3
- Feb 24, 2026 — Plans approved (Approved) B01139764-P3
- Mar 5, 2026 — New job filed (Approved) B01139764-P5
- Mar 18, 2026 — Plans approved (Approved) B01139764-P5
- Apr 28, 2026 — New job filed (Permit Entire) B01139764-S5
- May 4, 2026 — New job filed (Permit Entire) B01139764-S9
- May 10, 2026 — Permit issued — work can start (Plumbing) B01139764-S9
- May 18, 2026 — New job filed (Permit Entire) B01139764-Z1
- Jul 7, 2026 — Permit issued — work can start (Mechanical Systems) B01139764-Z1
- Jul 8, 2026 — Permit issued — work can start (Permit Entire) B01139764-Z1
- Jul 20, 2026 — New job filed (Approved) B01139764-P6
- Aug 3, 2026 — Permit issued — work can start (Sprinklers) B01139764-S5
- Aug 4, 2026 — Permit issued — work can start (Permit Entire) B01139764-S5
- Aug 12, 2026 — New job filed (Approved) B01139764-P7
- Aug 17, 2026 — Plans approved (Approved) B01139764-P7
- Sep 3, 2026 — New job filed (Approved) B01139764-P8
- Sep 10, 2026 — Plans approved (Approved) B01139764-P8
- Sep 10, 2026 — Permit issued — work can start (Permit Entire) B01139764-S9
- Sep 14, 2026 — Plans approved (Approved) B01139764-P6
Work permits
| Permit | Work | Status | Issued | Expires |
|---|---|---|---|---|
| B01139764-S5-EW-SP | Sprinklers | Permit Issued | Aug 3, 2026 | Nov 30, 2026 |
| B01139764-Z1-MS | Mechanical Systems | Permit Issued | Jul 7, 2026 | Oct 31, 2026 |
| B01139764-S9-PL | Plumbing | Permit Issued | May 10, 2026 | Nov 30, 2026 |
| B01139764-S1-ST | Structural | Permit Issued | Apr 14, 2026 | Oct 31, 2026 |
| B01139764-S2-FO | Foundation | Permit Issued | Apr 14, 2026 | Oct 31, 2026 |
| B01139764-S6-SE | Support of Excavation | Permit Issued | Apr 13, 2026 | Oct 31, 2026 |
| B01139764-I1-GC | General Construction | Permit Issued | Mar 26, 2026 | Oct 31, 2026 |
Watch this block
Get an email when the next job is filed within 100 ft of this address. Free, weekly.