← Back
Two family converted from one family
449 6 STREET
BROOKLYN · BIN 3021514
💬 Discuss this project
1901Year Built
3Stories
B3Building Class
R6BZoning
3,726 sfGross Floor Area
2Units
0 Open ViolationsFDNY Report ↗
Two family converted from one family · 2,000 sf lot · 1.86 FAR built · Flood zone X
Locations of Work
ArchitectureStructural
Roof1p · 1 filing · 17 docs
Floor 13p · 1 filing · 14 docs
Cellar4p · 1 filing · 14 docs
Basement6p · 2 filings · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
GAUDIOSO CONTRACTING103/22/2026
KAJ NY CONSTRUCTION203/21/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
11/22/2013$1.2M—Private party → Private party$322/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
JOSEPH K. BLUM CO. LLP105/07/2024
MARGARET SALAMONE, ARCHITECT105/10/2022
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
CODE403/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
GAUDIOSO CONTRACTING INCGeneral Contractor607/08/2026
MICHAEL BAPTISTEElectrical103/21/2026
RACZY, ROMANElectrical103/21/2026
ROMAN RACZYElectrical103/21/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
BHK ENGINEERING, D.P.C.9589205/07/2024
KATZ ENGINEERING238105/10/2022
Building Lifecycle
All (61)Filed (2)Permit Issued (5)Signed Off (1)Violation (1)Inspection (3)Objection (34)Special Inspection (15)
03/27/2026
Inspection — Fail-Final SP - Up to 3 Requested Floors
Fail
View inspection ↗
12/03/2025
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
11/03/2025
Signed off — Alteration
Foundation and Structural work in conjunction with Renovation and enlargement of existing two-family residence on floors BAS, 001; under B00640621-I1. There is to be no change of use, occupancy, egress. ZD1 accepted under ALTCO B00640621-I1
B00643679-I1
04/10/2025
Inspection — Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test
Certified
View inspection ↗
04/09/2025
Permit issued — General Construction
B00640621-I1-GC
04/09/2025
Permit issued — Structural
B00643679-I1-GC-CX
07/25/2024
Permit issued — Structural
B00643679-I1-GC-CX
07/15/2024
Permit issued — General Construction
B00640621-I1-GC
07/08/2024
Objection resolved — Addressed
06/27/2024
Permit issued — General Construction
B00640621-I1-GC
05/15/2024
Objection raised — Structural
05/07/2024
Filed — Alteration
Foundation and Structural work in conjunction with Renovation and enlargement of existing two-family residence on floors BAS, 001; under B00640621-I1. There is to be no change of use, occupancy, egress. ZD1 accepted under ALTCO B00640621-I1
B00643679-I1
01/12/2024
Objection resolved — Addressed
01/12/2024
Objection resolved — Addressed
08/21/2023
Objection raised — Zoning
08/15/2023
Objection resolved — Addressed
08/14/2023
Objection resolved — Addressed
08/02/2023
Objection resolved — Addressed
07/05/2023
Objection resolved — Addressed
01/26/2023
Objection resolved — Addressed
12/19/2022
Objection raised — Scope
11/30/2022
Objection resolved — Addressed
11/30/2022
Objection resolved — Addressed
11/30/2022
Objection resolved — Addressed
11/30/2022
Objection resolved — Addressed
11/30/2022
Objection resolved — Addressed
11/30/2022
Objection resolved — Addressed
11/30/2022
Objection resolved — Addressed
11/30/2022
Objection resolved — Addressed
11/30/2022
Objection resolved — Addressed
05/19/2022
Special inspection requirement — Structural Stability – Alterations of existing buildings
WILLIAM DEGRAAFF
05/13/2022
Objection raised — Other
05/13/2022
Objection raised — Fire_Protection
05/13/2022
Objection raised — Zoning
05/13/2022
Objection raised — Fire_Protection
05/13/2022
Objection raised — Scope
05/13/2022
Objection raised — Inspections
05/13/2022
Objection raised — Inspections
05/13/2022
Objection raised — Zoning
05/13/2022
Objection raised — Accessibility
05/13/2022
Objection raised — Other
05/13/2022
Objection raised — Structural
05/13/2022
Objection raised — Scope
05/13/2022
Objection raised — Zoning
05/13/2022
Objection raised — Fire_Protection
05/10/2022
Filed — Alteration CO
Renovation and enlargement of existing two-family residence on floors BAS and 001. Architectural work. There is to be no change of use or egress.
B00640621-I1
12/09/2021
Special inspection requirement — Fire-Resistant Penetrations and Joints
YURI KATZ
12/09/2021
Special inspection requirement — Energy Code Compliance Inspections
MARGARET SALAMONE
12/09/2021
Special inspection requirement — Fire-Resistance Rated Construction
MARGARET SALAMONE
12/09/2021
Special inspection requirement — Lighting in dwelling units
MARGARET SALAMONE
12/09/2021
Special inspection requirement — Alternative Materials - OTCR Buildings Bulletin Number
WILLIAM DEGRAAFF
12/09/2021
Special inspection requirement — Concrete - Cast-In-Place
WILLIAM DEGRAAFF
12/09/2021
Special inspection requirement — Masonry
WILLIAM DEGRAAFF
12/09/2021
Special inspection requirement — Structural Cold-Formed Steel
WILLIAM DEGRAAFF
12/09/2021
Special inspection requirement — Structural Stability – Alterations of existing buildings
WILLIAM DEGRAAFF
12/09/2021
Special inspection requirement — Structural Steel - Details
WILLIAM DEGRAAFF
12/09/2021
Special inspection requirement — Structural Steel - High Strength Bolting
WILLIAM DEGRAAFF
12/09/2021
Special inspection requirement — Structural Steel - Welding
WILLIAM DEGRAAFF
12/08/2021
Special inspection requirement — Final
WILLIAM DEGRAAFF
12/08/2021
Special inspection requirement — Footing and Foundation
WILLIAM DEGRAAFF
Latest 60 of 61 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionPermit IssuedGAUDIOSO CONTRACTING04/09/2025
DOB NOWStructuralSigned-offGAUDIOSO CONTRACTING04/09/2025
DOB NOWStructuralSigned-offGAUDIOSO CONTRACTING07/25/2024
DOB NOWGeneral ConstructionPermit IssuedGAUDIOSO CONTRACTING07/15/2024
DOB NOWGeneral ConstructionPermit IssuedGAUDIOSO CONTRACTING06/27/2024
BISPLISSUEDL.L.G. PLBG & HTG INC03/20/2026
BISOTISSUEDGAUDIOSO CONTRACTING INC01/29/2020
BISOTISSUEDGAUDIOSO CONTRACTING INC01/29/2020
BISOTISSUEDGAUDIOSO CONTRACTING INC01/29/2020
BISOTISSUEDGAUDIOSO CONTRACTING INC02/05/2019
BISOTISSUEDGAUDIOSO CONTRACTING INC02/05/2019
BISOTISSUEDGAUDIOSO CONTRACTING INC02/05/2019
BISOTISSUEDGAUDIOSO CONTRACTING INC01/25/2019
BISOTISSUEDGAUDIOSO CONTRACTING INC07/27/2018
BISOTISSUEDGAUDIOSO CONTRACTING INC07/20/2018
BISPLISSUEDL.L.G. PLBG & HTG INC07/20/2018
BISOTISSUEDGAUDIOSO CONTRACTING INC01/26/2018
BISOTISSUEDGAUDIOSO CONTRACTING INC09/07/2017
BISEQISSUEDKAJ NY CONSTRUCTION INC09/07/2017
3 projects · most recent 01/13/2026
General Wiring
FiledStatusContractorScope
01/13/2026CompleteSUNBIRD ELECTRICAL CONTRGeneral Wiring
01/13/2026CompleteSUNBIRD ELECTRICAL CONTR—
03/05/2025CompleteSUNBIRD ELECTRICAL CONTRGeneral Wiring
▾Field Inspections (DOB CAP) — 3
DateTypeResultReport
03/27/2026Fail-Final SP - Up to 3 Requested FloorsFailView ↗
12/03/2025Pass-Final CND-Occupancy InspectionPassView ↗
04/10/2025Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic TestCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 15
DateRequirementInspectorRole
05/19/2022Structural Stability – Alterations of existing buildingsWILLIAM DEGRAAFFspecial
12/09/2021Fire-Resistant Penetrations and JointsYURI KATZspecial
12/09/2021Energy Code Compliance InspectionsMARGARET SALAMONEprogress
12/09/2021Fire-Resistance Rated ConstructionMARGARET SALAMONEprogress
12/09/2021Lighting in dwelling unitsMARGARET SALAMONEenergy_progress
12/09/2021Alternative Materials - OTCR Buildings Bulletin NumberWILLIAM DEGRAAFFspecial
12/09/2021Concrete - Cast-In-PlaceWILLIAM DEGRAAFFspecial
12/09/2021MasonryWILLIAM DEGRAAFFspecial
12/09/2021Structural Cold-Formed SteelWILLIAM DEGRAAFFspecial
12/09/2021Structural Stability – Alterations of existing buildingsWILLIAM DEGRAAFFspecial
12/09/2021Structural Steel - DetailsWILLIAM DEGRAAFFspecial
12/09/2021Structural Steel - High Strength BoltingWILLIAM DEGRAAFFspecial
12/09/2021Structural Steel - WeldingWILLIAM DEGRAAFFspecial
12/08/2021FinalWILLIAM DEGRAAFFprogress
12/08/2021Footing and FoundationWILLIAM DEGRAAFFprogress
▾Documents — 77 on file (BIS + DOB NOW)
▸Plans & Drawings2
▸DOB NOWPlans/Sketch2
08/15/2026B00640621-I1Request digital key ↗
08/14/2026B00643679-I1Request digital key ↗
▸Applications & Permits19
▸BISWORK PERMIT APPLICATION12
02/01/2020321639170Open ↗
02/01/2020321772033Open ↗
02/01/2020321772033Open ↗
Showing 3 of 12 on file for this type
▸BISPLAN / WORK APPROVAL APPLICATION5
11/27/2018321772033Open ↗
06/28/2018321772033Open ↗
06/28/2018321772033Open ↗
Showing 3 of 5 on file for this type
▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION2
12/06/2018321772033Open ↗
09/10/2018321772033Open ↗
▸Zoning, Tax Lot & Property Records2
▸DOB NOWZD1: DOB Zoning Diagram2
08/13/2026B00643679-I1Open ↗
08/13/2026B00640621-I1Open ↗
▸Seals & Professional Certifications25
▸DOB NOWSpecial Inspector Seal & Signature10
09/01/2026B00640621-I1Open ↗
09/01/2026B00640621-I1Open ↗
08/24/2026B00643679-I1Open ↗
Showing 3 of 10 on file for this type
▸DOB NOWProgress Inspector Seal & Signature5
09/01/2026B00640621-I1Open ↗
09/01/2026B00640621-I1Open ↗
09/01/2026B00640621-I1Open ↗
Showing 3 of 5 on file for this type
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION3
06/28/2018321772033Open ↗
09/14/2017321639170Open ↗
09/07/2017321639170Open ↗
▸BISPROFESSIONAL CERTIFICATION STATEMENT2
06/28/2018321772033Open ↗
09/05/2017340540506Open ↗
▸DOB NOWDPL-1: Design Professional Seal & Signature2
08/13/2026B00640621-I1Open ↗
08/13/2026B00643679-I1Open ↗
▸BISREQUIRED ITEMS CHECKLIST FOR PROFESSIONAL CERTIFICATION1
09/05/2017340540506Open ↗
▸BISPROFESSIONAL CERTIFIED CHECKLIST1
06/28/2018321772033Open ↗
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY1
09/05/2017340540506Open ↗
▸Trade Schedules & Equipment4
▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE3
11/27/2018321772033Open ↗
11/27/2018321772033Open ↗
06/28/2018321772033Open ↗
▸BISPLUMBING - SUPPORTING DOCUMENTATION1
09/10/2018321772033Open ↗
▸Safety & Tenant Protection4
▸BISTenant Protection Plan and Notes3
06/28/2018321772033Open ↗
09/07/2017321639170Open ↗
09/05/2017340540506Open ↗
▸DOB NOWStreet Tree Checklist1
08/13/2026B00640621-I1Open ↗
▸Environmental & Asbestos4
▸BISASBESTOS: CERTIFICATION (DEP ACP5)2
06/28/2018321772033Open ↗
09/07/2017321639170Open ↗
▸DOB NOWDEP ACP-5: Asbestos Assessment Report2
08/13/2026B00643679-I1Open ↗
08/13/2026B00640621-I1Open ↗
▸Energy Compliance3
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS2
06/28/2018321772033Open ↗
09/07/2017321639170Open ↗
▸BISELECTRICAL APPLICATION FOR SIDEWALK SHED LIGHTING1
09/05/2017340540506Open ↗
▸Approvals, Objections & Sign-offs1
▸BISLETTERS - SUPPORTING DOCUMENTATION1
01/26/2018321639170Open ↗
▸Cost, Insurance & Ownership2
▸BISCOST AFFIDAVIT2
06/28/2018321772033Open ↗
09/07/2017321639170Open ↗
▸Filing & Intake Forms4
▸BISEFILING COVER SHEET3
06/28/2018321772033Open ↗
06/28/2018321772033Open ↗
08/15/2017321639170Open ↗
▸BISEFILING JOB APPLICATION COVER SHEET1
09/05/2017340540506Open ↗
▸Other Documents7
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone2
08/13/2026B00640621-I1Open ↗
08/13/2026B00643679-I1Open ↗
▸DOB NOWPlot Diagram2
08/13/2026B00640621-I1Open ↗
08/13/2026B00643679-I1Open ↗
▸DOB NOWProject Specific General Liability (PGL1)2
08/13/2026B00643679-I1Open ↗
08/13/2026B00640621-I1Open ↗
▸DOB NOWProperty Ownership Certification1
08/13/2026B00640621-I1Open ↗