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Structural EngineeringManhattanPermit issued

Structural Modifications for Residential Conversion at 740 3rd Avenue, Manhattan

740 3 AVENUE, Manhattan, 10017 · East Midtown-Turtle Bay

Winston

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Reported project cost

$13,165,300

As declared on the permit filing. Structural.

Issued
September 14, 2026
Expires
July 1, 2027
License
General Contractor

What was permitted

This permit is for significant structural modifications at 740 3rd Avenue in Manhattan's East Midtown-Turtle Bay neighborhood, aimed at converting the building for residential use. This involves substantial changes to the building's core structure.

The permit was issued on September 14, 2026, with a substantial estimated project cost of $13,165,300. NEW LINE STRUCTURES & DEV is the General Contractor for this large-scale structural project.

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View the official permit record

Tracking number, work description, cost and dates

Tracking number126140778
Work permit #M01197450-S4-ST
Job filing number—
Work typeStructural
StatusPermit Issued
Job descriptionStructural modifications for residential conversion as per plans.
Floor / unitFloor Number(s)-12-SO-5035-M01197450-I1, Floor Number(s)-5-SO-5524-M01197450-I1, Floor Number(s)-11-SO-3973-M01197450-I1, Floor Number(s)-4-SO-2209-M01197450-I1, Floor Number(s)-29-SO-8211-M01197450-I
Estimated cost$13,165,300
ApprovedMay 14, 2026
IssuedSeptember 14, 2026
ExpiresJuly 1, 2027
BBL—
BIN—

Property owner

SL Green Realty Corp

Michael Giunta

Related searches

structuralstructural modificationsresidential conversionEast Midtown-Turtle BayManhattanNew York Citybuilding permit$13M+ project cost