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Neighborhoods › Upper East Side-Lenox Hill-Roosevelt Island › Building 1043957

New 5-story building, 1 unit, est. $2.2M

251 East 71 Street, Manhattan 11358 · Objections

JobM01382275 (3 filings: I1, S2, S1) · ALT-CO - New Building with Existing Elements to Remain
Categorynew building
Estimated cost$2,183,580
Scale4 → 5 stories; 2 → 1 dwelling units; 6,932 sq ft
Work typesGeneral Construction
FiledMay 14, 2026
ProfessionalThomas C. Tung, P.E.
BuildingBIN 1043957 · BBL 1014260118
Official recordDOB NOW job M01382275

DOB description

M01382275-I1: PROPOSED TWO-STORY HORIZONTAL ENLARGEMENT AND ONE-STORY VERTICAL ENLARGEMENT ON AN EXISTING FOUR-STORY BUILDING WITH CELLAR. OBTAIN NEW C. OF O. PROPOSED CONSTRUCTION COST IS ONLY FOR GC WORK TYPE.
M01382275-S2: 1. PROPOSED HORIZONTAL EXTENSION AT 1ST & 2ND FLOOR REAR.2. PROPOSED REPLACED FLOOR JOIST FRAMING AT 1ST TO 4TH FLOOR.3. PROPOSED NEW 5TH TO BULKHEAD FRAMING.4. PROPOSED STRUCTURAL WORK IN CONJUNCTION WITH DOB NOW JOB #M01382275-I1
M01382275-S1: PROPOSED HORIZONTAL EXTENSION PIER AND FOOTING AT REAR. PROPOSED REPLACEMENT OF INTERIOR SLAB ON GRADE AND MAT. PROPOSED FOUNDATION WORK IN CONJUNCTION WITH DOB NOW JOB # M01382275-I1

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