Stormwater System Installation at 408 West 21 Street, Manhattan
408 WEST 21 STREET, MANHATTAN, 10011 · Chelsea-Hudson Yards
Estimated Project Cost
$0
General Construction
Issued
May 7, 2026
Expires
December 30, 2026
License
General Contractor
About This Project
Homeowners in Chelsea-Hudson Yards may be interested in this general construction project at 408 West 21 Street. The work involves installing a self-contained stormwater system with a detention tank in an interior courtyard, without connecting to city utilities.
This permit was issued on May 7, 2026, with an estimated project cost of $2,250,000. The contractor for this significant undertaking is CONSIGLI CONSTRUCTION CO.
What This Means For You
A substantial $2,250,000 project to install a new stormwater system in Chelsea-Hudson Yards could impact nearby property values and infrastructure.
The Business That Did This Work
CONSIGLI CONSTRUCTION CO
General Contractor · License #622919
72 SUMNER STREET
38 permits filed · 13 neighborhoods
Permit Details
| Tracking Number | 434660233 |
| Work Permit # | M01354780-I1-GC |
| Job Filing Number | — |
| Work Type | General Construction |
| Status | Permit Issued |
| Job Description | SHERRED HALL - INSTALLATION OF A SELF-CONTAINED STORM WATER SYSTEM WITH DETENTION TANK IN THE OPEN SPACE OF THE INTERIOR COURTYARD. THERE IS NO CONNECTION TO THE CITY WATER SUPPLY OR TO THE CITY STORM WATER SYSTEM. NO CHANGE IN USE, EGRESS, OR OCCUPANCY. |
| Floor / Unit | Open Space |
| Estimated Cost | $2,250,000 |
| Approved | May 1, 2026 |
| Issued | May 7, 2026 |
| Expires | December 30, 2026 |
| BBL | — |
| BIN | — |
Property Owner
Vanderbilt University
Matthew Riethmiller
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