Neighborhoods › Chelsea-Hudson Yards › Building 1089694
Full demolition of 60-story building, est. $6.7M
401 West 31 Street, Manhattan 10018 · LOC Issued
| Job | M01329802 (9 filings: I1, P1, P2, S1, P4, S3, P3, S2, S4) · Alteration |
|---|---|
| Category | demolition |
| Estimated cost | $6,700,000 |
| Scale | 60 → 60 stories; 32,000 sq ft |
| Work types | General Construction |
| Filed | Dec 18, 2025 |
| Professional | Hok |
| Building | BIN 1089694 · BBL 1007297505 |
| Official record | DOB NOW job M01329802 |
DOB description
M01329802-I1: Interior fit-out for new tenant including selective demolition of existing base building walls & doors; construction to include new open workspace, enclosed offices, accessory meetings rooms. No change in use, egress or occupancy.
M01329802-P1: Interior fit-out for new tenant including selective demolition of existing base building walls & doors; construction to include new open workspace, enclosed offices, accessory meetings rooms. No change in use, egress or occupancy.
M01329802-P2: Modifications to existing HVAC system including installation of AC units and related piping. No change in use, egress or occupancy
M01329802-S1: Modifications to existing HVAC system including installation of AC units and related piping. No change in use, egress or occupancy
M01329802-P4: Modifications to existing SP system and related piping for new tenant space. No change in use, egress or occupancy.
M01329802-S3: Modifications to existing SP system and related piping for new tenant space. No change in use, egress or occupancy.
M01329802-P3: Modifications to existing PL system for new tenant space. No change in use, egress or occupancy.
M01329802-S2: Modifications to existing PL system for new tenant space. No change in use, egress or occupancy.
M01329802-S4: Installation of new FHV cabinets as shown on plans. No change in use, egress or occupancy.
Status timeline
- Dec 18, 2025 — New job filed (LOC Issued) M01329802-I1
- Dec 18, 2025 — New job filed (LOC Issued) M01329802-S1
- Dec 18, 2025 — New job filed (LOC Issued) M01329802-S2
- Dec 18, 2025 — New job filed (LOC Issued) M01329802-S3
- Dec 18, 2025 — New job filed (LOC Issued) M01329802-S4
- Jul 27, 2026 — New job filed (Approved) M01329802-P2
- Jul 27, 2026 — New job filed (Approved) M01329802-P3
- Jul 27, 2026 — New job filed (Approved) M01329802-P4
- Jul 29, 2026 — Plans approved (Approved) M01329802-P2
- Jul 29, 2026 — Plans approved (Approved) M01329802-P4
- Jul 29, 2026 — Plans approved (Approved) M01329802-P3
- Aug 2, 2026 — New job filed (Approved) M01329802-P1
- Aug 4, 2026 — Plans approved (Approved) M01329802-P1
- Aug 26, 2026 — Job signed off (LOC Issued) M01329802-I1
- Sep 9, 2026 — Job signed off (LOC Issued) M01329802-S3
- Sep 9, 2026 — Job signed off (LOC Issued) M01329802-S4
- Sep 22, 2026 — Job signed off (LOC Issued) M01329802-S2
- Oct 6, 2026 — Job signed off (LOC Issued) M01329802-S1
Work permits
| Permit | Work | Status | Issued | Expires |
|---|---|---|---|---|
| M01329802-S2-PL | Plumbing | Signed-off | Feb 3, 2026 | Feb 4, 2027 |
| M01329802-S3-EW-SP | Sprinklers | Signed-off | Feb 2, 2026 | Feb 3, 2027 |
| M01329802-S4-EW-SD | Standpipe | Signed-off | Feb 2, 2026 | Feb 3, 2027 |
| M01329802-I1-GC | General Construction | Signed-off | Dec 23, 2025 | Dec 23, 2026 |
| M01329802-S1-MS | Mechanical Systems | Signed-off | Dec 23, 2025 | Dec 23, 2026 |
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