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Three families
947 45 STREET
BROOKLYN · BIN 3136318
💬 Discuss this project
1925Year Built
2Stories
C0Building Class
R6Zoning
2,560 sfGross Floor Area
3Units
FDNY Report ↗
Three families · 2,521 sf lot · 1.02 FAR built · Flood zone X
Locations of Work
Architecture
Floor 29p · 1 filing · 20 docs
Floor 19p · 1 filing · 20 docs
Cellar9p · 1 filing · 20 docs
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
03/07/2022$1.8M—— → —$699/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
HALO ARCHITECTURE PLLC507/26/2024
WW ENGINEERING PLLC208/03/2023
MSM ENGINEERING SERVICES, PLLC304/05/2023
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
MODERN BUILDING CONSULTANT1003/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
JZ CONSTRUCTION GROUP INCGeneral Contractor507/08/2026
TRI STATE PLBG & HTG INCPlumbing207/08/2026
RRP PLUMBING CORPFire Protection107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
GREAT WALL CONSULTANT P.E5633407/26/2024
HALO ARCHITECTURE PLLC8021507/26/2024
WW ENGINEERING PLLC7502208/03/2023
Building Lifecycle
All (49)Filed (10)Permit Issued (6)Signed Off (3)Inspection (7)Special Inspection (23)
07/26/2024
Filed — Alteration CO
B00726802-P5
06/07/2024
Signed off — Alteration
Installation of temporary construction fence in conjunction with alteration CO application #B00726802 as per plan. No change in use, egress, or occupancy under this application.
B00751121-I1
05/17/2024
Signed off — Alteration
Propose plumbing work for existing apartment building in conjunction with alteration CO #B00726802 as per plan. No change in use, egress, or occupancy under this application.
B00754219-I1
05/16/2024
Signed off — Alteration
Installation of new sprinkler heads of the 3-family building, in conjunction with alteration-CO application #B00726802 as per plan. No change in use, egress, or occupancy under this application.
B00785155-I1
04/29/2024
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
01/12/2024
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
08/03/2023
Filed — Alteration
Installation of new sprinkler heads of the 3-family building, in conjunction with alteration-CO application #B00726802 as per plan. No change in use, egress, or occupancy under this application.
B00785155-P1
07/27/2023
Special inspection requirement — Sprinkler Systems
Wing Wong
07/15/2023
Permit issued — General Construction
B00726802-I1-GC
07/07/2023
Permit issued — Plumbing
B00754219-I1-PL
07/07/2023
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
06/30/2023
Permit issued — Sprinklers
B00785155-I1-EW-SP
04/06/2023
Special inspection requirement — Fire-Resistant Penetrations and Joints
Xiong Wei Wu
04/06/2023
Special inspection requirement — Energy Code Compliance Inspections
MOHAMED MAHMOUD
04/05/2023
Filed — Alteration
Propose plumbing work for existing apartment building in conjunction with alteration CO #B00726802 as per plan. No change in use, egress, or occupancy under this application.
B00754219-P1
04/05/2023
Special inspection requirement — Energy Code Compliance Inspections
MOHAMED MAHMOUD
04/05/2023
Special inspection requirement — Fire-Resistant Penetrations and Joints
Xiong Wei Wu
03/30/2023
Filed — Alteration CO
B00726802-P4
11/28/2022
Filed — Alteration
Installation of new sprinkler heads of the 3-family building, in conjunction with alteration-CO application #B00726802 as per plan. No change in use, egress, or occupancy under this application.
B00785155-I1
11/21/2022
Filed — Alteration CO
B00726802-P3
11/21/2022
Special inspection requirement — Fenestration and door U-factor and product ratings
Hanli Liu
11/21/2022
Special inspection requirement — Fenestration areas
Hanli Liu
11/21/2022
Special inspection requirement — Interior lighting power
Hanli Liu
11/21/2022
Special inspection requirement — Fenestration air leakage
Hanli Liu
11/21/2022
Special inspection requirement — Fire-Resistant Penetrations and Joints
Hanli Liu
11/21/2022
Special inspection requirement — Structural Stability – Alterations of existing buildings
11/21/2022
Special inspection requirement — Energy Code Compliance Inspections
Hanli Liu
11/21/2022
Special inspection requirement — Fire-Resistance Rated Construction
Hanli Liu
11/21/2022
Special inspection requirement — Air barrier - visual inspection
Hanli Liu
10/28/2022
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
10/28/2022
Inspection — Certified Storm Drainage-ST-Piping-Underground
Certified
View inspection ↗
10/28/2022
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
10/28/2022
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
10/07/2022
Special inspection requirement — Structural Stability – Alterations of existing buildings
09/27/2022
Filed — Alteration CO
B00726802-P2
09/27/2022
Special inspection requirement — Fenestration and door U-factor and product ratings
Hanli Liu
09/27/2022
Special inspection requirement — Air barrier - visual inspection
Hanli Liu
09/27/2022
Special inspection requirement — Fenestration areas
Hanli Liu
09/27/2022
Special inspection requirement — Fenestration air leakage
Hanli Liu
09/27/2022
Special inspection requirement — Interior lighting power
Hanli Liu
09/27/2022
Special inspection requirement — Energy Code Compliance Inspections
Hanli Liu
09/27/2022
Special inspection requirement — Fire-Resistance Rated Construction
Hanli Liu
09/27/2022
Special inspection requirement — Fire-Resistant Penetrations and Joints
Hanli Liu
06/30/2022
Permit issued — Plumbing
B00754219-I1-PL
06/09/2022
Filed — Alteration
Propose plumbing work for existing apartment building in conjunction with alteration CO #B00726802 as per plan. No change in use, egress, or occupancy under this application.
B00754219-I1
06/08/2022
Permit issued — General Construction
B00726802-I1-GC
06/07/2022
Permit issued — Construction Fence
B00751121-I1-FN
06/06/2022
Filed — Alteration
Installation of temporary construction fence in conjunction with alteration CO application #B00726802 as per plan. No change in use, egress, or occupancy under this application.
B00751121-I1
04/27/2022
Filed — Alteration CO
B00726802-I1
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionPermit IssuedJZ CONSTRUCTION GROUP INC07/15/2023
DOB NOWPlumbingSigned-offDW PLUMBING INC07/07/2023
DOB NOWSprinklersSigned-offRALPH W. LANDOLFI JR.06/30/2023
DOB NOWPlumbingSigned-offDW PLUMBING INC06/30/2022
DOB NOWGeneral ConstructionPermit IssuedJZ CONSTRUCTION GROUP INC06/08/2022
DOB NOWConstruction FenceSigned-offJZ CONSTRUCTION GROUP INC06/07/2022
3 projects · most recent 05/04/2024
General Wiring
FiledStatusContractorScope
05/04/2024CompleteERIC & NG ELEC'L, INC.General Wiring
04/07/2023CompleteERIC & NG ELEC'L, INC.4 meters, 4 new_meters
04/04/2023CompleteERIC & NG ELEC'L, INC.General Wiring
▾Field Inspections (DOB CAP) — 7
DateTypeResultReport
04/29/2024Pass-Final CND-Occupancy InspectionPassView ↗
01/12/2024Pass-Final CND-Occupancy InspectionPassView ↗
07/07/2023Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
10/28/2022Certified Gas-Gas-Piping-RoughingCertifiedView ↗
10/28/2022Certified Storm Drainage-ST-Piping-UndergroundCertifiedView ↗
10/28/2022Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
10/28/2022Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 23
DateRequirementInspectorRole
07/27/2023Sprinkler SystemsWing Wongspecial
04/06/2023Fire-Resistant Penetrations and JointsXiong Wei Wuspecial
04/06/2023Energy Code Compliance InspectionsMOHAMED MAHMOUDprogress
04/05/2023Energy Code Compliance InspectionsMOHAMED MAHMOUDprogress
04/05/2023Fire-Resistant Penetrations and JointsXiong Wei Wuspecial
11/21/2022Fenestration and door U-factor and product ratingsHanli Liuenergy_progress
11/21/2022Fenestration areasHanli Liuenergy_progress
11/21/2022Interior lighting powerHanli Liuenergy_progress
11/21/2022Fenestration air leakageHanli Liuenergy_progress
11/21/2022Fire-Resistant Penetrations and JointsHanli Liuspecial
11/21/2022Structural Stability – Alterations of existing buildings—special
11/21/2022Energy Code Compliance InspectionsHanli Liuprogress
11/21/2022Fire-Resistance Rated ConstructionHanli Liuprogress
11/21/2022Air barrier - visual inspectionHanli Liuenergy_progress
10/07/2022Structural Stability – Alterations of existing buildings—special
09/27/2022Fenestration and door U-factor and product ratingsHanli Liuenergy_progress
09/27/2022Air barrier - visual inspectionHanli Liuenergy_progress
09/27/2022Fenestration areasHanli Liuenergy_progress
09/27/2022Fenestration air leakageHanli Liuenergy_progress
09/27/2022Interior lighting powerHanli Liuenergy_progress
09/27/2022Energy Code Compliance InspectionsHanli Liuprogress
09/27/2022Fire-Resistance Rated ConstructionHanli Liuprogress
09/27/2022Fire-Resistant Penetrations and JointsHanli Liuspecial
▾Documents — 54 on file (BIS + DOB NOW)
▸Plans & Drawings10
▸DOB NOWPlans/Sketch10
08/29/2026B00751121-I1Request digital key ↗
08/29/2026B00754219-I1Request digital key ↗
08/29/2026B00754219-P1Request digital key ↗
Showing 3 of 10 on file for this type
▸Zoning, Tax Lot & Property Records1
▸DOB NOWHouse Number Verification: TOPO Stamp1
08/13/2026B00726802-I1Open ↗
▸Seals & Professional Certifications21
▸DOB NOWDPL-1: Design Professional Seal & Signature10
08/29/2026B00751121-I1Open ↗
08/29/2026B00754219-I1Open ↗
08/28/2026B00785155-I1Open ↗
Showing 3 of 10 on file for this type
▸DOB NOWProgress Inspector Seal & Signature6
08/29/2026B00754219-P1Open ↗
08/26/2026B00754219-I1Open ↗
08/25/2026B00726802-P3Open ↗
Showing 3 of 6 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature5
08/29/2026B00754219-P1Open ↗
08/26/2026B00754219-I1Open ↗
08/25/2026B00726802-P3Open ↗
Showing 3 of 5 on file for this type
▸Safety & Tenant Protection6
▸DOB NOWStreet Tree Checklist5
08/24/2026B00726802-P5Open ↗
08/24/2026B00726802-P4Open ↗
08/24/2026B00726802-P3Open ↗
Showing 3 of 5 on file for this type
▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1
08/13/2026B00726802-I1Open ↗
▸Environmental & Asbestos9
▸DOB NOWDEP ACP-5: Asbestos Assessment Report9
08/29/2026B00754219-I1Open ↗
08/28/2026B00785155-I1Open ↗
08/24/2026B00726802-P4Open ↗
Showing 3 of 9 on file for this type
▸Energy Compliance1
▸DOB NOWEN2: As Built Energy Analysis1
08/13/2026B00726802-I1Open ↗
▸Other Documents6
▸DOB NOWProperty Ownership Certification5
08/24/2026B00726802-P4Open ↗
08/24/2026B00726802-P3Open ↗
08/24/2026B00726802-P2Open ↗
Showing 3 of 5 on file for this type
▸DOB NOWFinal Survey1
08/13/2026B00726802-I1Open ↗