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Miscellaneous two family
645 47 STREET
BROOKLYN · BIN 3012009
💬 Discuss this project
1910Year Built
2Stories
B9Building Class
R6BZoning
1,812 sfGross Floor Area
2Units
2 Open Violations ▸FDNY Report ↗
Miscellaneous two family · 1,803 sf lot · 1 FAR built · Flood zone X
Locations of Work
Structural
Cellar2p · 1 filing · 6 docs
1 job · most recent 07/07/2026
Gas Water/Sanitary
FiledStatusContractorScope
07/07/2026Signed-offTHOMAS F. CASH & SONS INCGas, Water/Sanitary
1 job · most recent 02/04/2026
General Wiring
FiledStatusContractorScope
02/04/2026Permit IssuedKJK ELECTRIC INCGeneral Wiring
Building Lifecycle
All (43)Filed (4)Permit Issued (2)Violation (3)Inspection (6)Special Inspection (28)
08/28/2026
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
08/11/2026
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
07/16/2026
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
07/10/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
KY FU
07/10/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
KY FU
07/10/2026
Special inspection requirement — Fire-Resistance Rated Construction
KY FU
07/10/2026
Special inspection requirement — Air barrier - visual inspection
Feng Zhang
07/10/2026
Special inspection requirement — Fenestration air leakage
Feng Zhang
07/10/2026
Special inspection requirement — Permanent certificate
Feng Zhang
07/10/2026
Special inspection requirement — Interior lighting power
Feng Zhang
07/10/2026
Special inspection requirement — Fenestration and door U-factor and product ratings
Feng Zhang
07/10/2026
Special inspection requirement — Fenestration areas
Feng Zhang
07/10/2026
Special inspection requirement — Maintenance information
Feng Zhang
07/07/2026
Filed — Alteration
RELOCATE AND INSTALL NEW PLUMBING FIXTURES IN CELLAR, 1ST AND 2ND FLOOR OF EXISTING TWO FAMILY HOUSE.
B01345966-P3
07/07/2026
Special inspection requirement — Permanent certificate
Feng Zhang
07/07/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
KY FU
07/07/2026
Special inspection requirement — Fire-Resistance Rated Construction
KY FU
07/07/2026
Special inspection requirement — Interior lighting power
Feng Zhang
07/07/2026
Special inspection requirement — Maintenance information
Feng Zhang
07/07/2026
Special inspection requirement — Fenestration air leakage
Feng Zhang
07/07/2026
Special inspection requirement — Fenestration and door U-factor and product ratings
Feng Zhang
07/07/2026
Special inspection requirement — Fenestration areas
Feng Zhang
07/07/2026
Special inspection requirement — Air barrier - visual inspection
Feng Zhang
07/07/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
KY FU
05/22/2026
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
05/22/2026
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
05/22/2026
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
05/18/2026
Special inspection requirement — HVAC-R and service water heating equipment
Feng Zhang
05/18/2026
Special inspection requirement — HVAC-R and service water heating system controls
Feng Zhang
05/18/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
Feng Zhang
05/18/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
KY FU
05/15/2026
Filed — Alteration
RELOCATE AND INSTALL NEW PLUMBING FIXTURES IN CELLAR, 1ST AND 2ND FLOOR OF EXISTING TWO FAMILY HOUSE.
B01345966-P1
05/15/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
Feng Zhang
05/15/2026
Special inspection requirement — HVAC-R and service water heating system controls
Feng Zhang
05/15/2026
Special inspection requirement — HVAC-R and service water heating equipment
Feng Zhang
05/15/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
KY FU
03/25/2026
Permit issued — Plumbing
B01345966-S1-PL
01/28/2026
Permit issued — General Construction
B01345966-I1-GC
01/14/2026
Filed — Alteration
RELOCATE AND INSTALL NEW PLUMBING FIXTURES IN CELLAR, 1ST AND 2ND FLOOR OF EXISTING TWO FAMILY HOUSE.
B01345966-I1
01/14/2026
Filed — Alteration
RELOCATE AND INSTALL NEW PLUMBING FIXTURES IN CELLAR, 1ST AND 2ND FLOOR OF EXISTING TWO FAMILY HOUSE.
B01345966-S1
01/15/2024
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
12/31/2023
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
05/07/2002
Violation issued (ECB, closed)
Construction
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
12/03/2019$980K—Private party → Private party$541/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
FOCAL POINT ARCHITECTS & ASS.407/07/2026
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
K A INTERIOR DESIGN403/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
Q&F CONSTRUCTION INCGeneral Contractor107/08/2026
THOMAS F. CASH & SONS INCPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
FLUSHING ENGINEERING SERV4373407/07/2026
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWPlumbingSigned-offTHOMAS F. CASH & SONS INC03/25/2026
DOB NOWGeneral ConstructionSigned-offQ&F CONSTRUCTION INC01/28/2026
▾Field Inspections (DOB CAP) — 6
DateTypeResultReport
08/28/2026Pass-Final PL - Up to 3 Requested FloorsPassView ↗
08/11/2026Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
07/16/2026Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
05/22/2026Certified Gas-Gas-Piping-RoughingCertifiedView ↗
05/22/2026Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
05/22/2026Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 28
DateRequirementInspectorRole
07/10/2026Structural Stability – Alterations of existing buildingsKY FUspecial
07/10/2026Fire-Resistant Penetrations and JointsKY FUspecial
07/10/2026Fire-Resistance Rated ConstructionKY FUprogress
07/10/2026Air barrier - visual inspectionFeng Zhangenergy_progress
07/10/2026Fenestration air leakageFeng Zhangenergy_progress
07/10/2026Permanent certificateFeng Zhangenergy_progress
07/10/2026Interior lighting powerFeng Zhangenergy_progress
07/10/2026Fenestration and door U-factor and product ratingsFeng Zhangenergy_progress
07/10/2026Fenestration areasFeng Zhangenergy_progress
07/10/2026Maintenance informationFeng Zhangenergy_progress
07/07/2026Permanent certificateFeng Zhangenergy_progress
07/07/2026Structural Stability – Alterations of existing buildingsKY FUspecial
07/07/2026Fire-Resistance Rated ConstructionKY FUprogress
07/07/2026Interior lighting powerFeng Zhangenergy_progress
07/07/2026Maintenance informationFeng Zhangenergy_progress
07/07/2026Fenestration air leakageFeng Zhangenergy_progress
07/07/2026Fenestration and door U-factor and product ratingsFeng Zhangenergy_progress
07/07/2026Fenestration areasFeng Zhangenergy_progress
07/07/2026Air barrier - visual inspectionFeng Zhangenergy_progress
07/07/2026Fire-Resistant Penetrations and JointsKY FUspecial
05/18/2026HVAC-R and service water heating equipmentFeng Zhangenergy_progress
05/18/2026HVAC-R and service water heating system controlsFeng Zhangenergy_progress
05/18/2026HVAC-R and service water piping design and insulationFeng Zhangenergy_progress
05/18/2026Fire-Resistant Penetrations and JointsKY FUspecial
05/15/2026HVAC-R and service water piping design and insulationFeng Zhangenergy_progress
Latest 25 of 28.
▾Documents — 44 on file (BIS + DOB NOW)
▸Plans & Drawings4
▸DOB NOWPlans/Sketch4
08/17/2026B01345966-I1Request digital key ↗
08/17/2026B01345966-S1Request digital key ↗
08/17/2026B01345966-P1Request digital key ↗
Showing 3 of 4 on file for this type
▸Zoning, Tax Lot & Property Records4
▸DOB NOWRestrictive Declaration/Easement 14
08/17/2026B01345966-P3Open ↗
08/17/2026B01345966-P1Open ↗
08/13/2026B01345966-I1Open ↗
Showing 3 of 4 on file for this type
▸Seals & Professional Certifications32
▸DOB NOWProgress Inspector Seal & Signature22
08/28/2026B01345966-P3Open ↗
08/28/2026B01345966-P3Open ↗
08/28/2026B01345966-P3Open ↗
Showing 3 of 22 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature6
08/28/2026B01345966-P3Open ↗
08/28/2026B01345966-P3Open ↗
08/27/2026B01345966-S1Open ↗
Showing 3 of 6 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature4
08/17/2026B01345966-P3Open ↗
08/17/2026B01345966-P1Open ↗
08/17/2026B01345966-I1Open ↗
Showing 3 of 4 on file for this type
▸Environmental & Asbestos4
▸DOB NOWDEP ACP-5: Asbestos Assessment Report4
08/17/2026B01345966-P3Open ↗
08/17/2026B01345966-S1Open ↗
08/17/2026B01345966-I1Open ↗
Showing 3 of 4 on file for this type