Structural Work at 449 11 Street, Brooklyn
449 11 STREET, BROOKLYN, 11215 · Park Slope
What was permitted
Homeowners in Park Slope can see the costs associated with significant structural upgrades. This project involves lowering a portion of the cellar slab, improving the rear yard, and constructing an open porch on the first floor.
This structural permit was issued on May 5, 2026, with an estimated project cost of $70,708.65. The work is being handled by SYROS CONSTRUCTION CORP.
A substantial structural project in Park Slope, including cellar and yard work plus a new porch, came with an estimated cost of over $70,000.
What it cost
Issued
May 5, 2026
Expires
June 9, 2026
License
General Contractor
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Filed by SYROS CONSTRUCTION CORP · 7 permits across 3 neighborhoods
View the official permit record
Tracking number, work description, cost, and dates
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View the official permit record
Tracking number, work description, cost, and dates
| Tracking Number | 311204107 |
| Work Permit # | B01331163-S3-GC-CX |
| Job Filing Number | — |
| Work Type | Foundation |
| Status | Permit Issued |
| Job Description | LOWER REAR PORTION OF CELLAR SLAB AND PORTION OF REAR YARD. ERECT OPEN PORCH ON 1ST FLOOR REAR. CREATE ROOF OPENINGS FOR SKYLIGHTS AND HATCH DOOR. REINFORCE EXISTING WOOD JOISTS ON EACH FLOOR IN CONJUNCTION WITH B01331163-I1. |
| Floor / Unit | Cellar-SO-1017-B01331163-I1, Cellar-SO-1017-B01331163-I1, Floor Number(s)-3-SO-3690-B01331163-I1, Floor Number(s)-1-SO-4914-B01331163-I1, Floor Number(s)-2-SO-9420-B01331163-I1, Roof-SO-9922-B01331163 |
| Estimated Cost | $70,709 |
| Approved | April 24, 2026 |
| Issued | May 5, 2026 |
| Expires | June 9, 2026 |
| BBL | — |
| BIN | — |
Property Owner
Not Applicable
Mathew Miller