What was permitted
A permit has been issued for significant mechanical systems renovation within a duplex apartment (6B-7B) located on the 6th and 7th floors at 173 Riverside Drive in Manhattan's Upper West Side (Central) neighborhood. This work does not involve changes to the building's use, egress, or occupancy.
The project, with an estimated cost of $52,500, was permitted on September 15, 2026. AUGUST CONSTRUCTION GROU* is the general contractor overseeing this renovation.
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View the official permit record
Tracking number, work description, cost and dates
View the official permit record
Tracking number, work description, cost and dates
| Tracking number | 918919583 |
|---|---|
| Work permit # | M01435074-I1-GC |
| Job filing number | — |
| Work type | Mechanical Systems |
| Status | Permit Issued |
| Job description | Renovation of existing duplex apt 6B-7B on the 6th and 7th floors. No change in use, egress or occupancy. |
| Floor / unit | Floor Number(s) 006 through 007 |
| Estimated cost | $52,500 |
| Approved | August 19, 2026 |
| Issued | September 15, 2026 |
| Expires | November 21, 2026 |
| BBL | — |
| BIN | — |
Property owner
Pr
James Xanthos
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