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Two family brick
321 DECATUR STREET
BROOKLYN · BIN 3047189
💬 Discuss this project
1892Year Built
3Stories
B1Building Class
R6BZoning
3,384 sfGross Floor Area
2Units
0 Open ViolationsFDNY Report ↗
Two family brick · 1,800 sf lot · 1.88 FAR built · Flood zone X
Locations of Work
ArchitectureElectricalMechanicalPlumbingFire ProtectionGeneral
Roof20p · 3 filings · 20 docs
Floor 320p · 3 filings · 20 docs
Floor 215p · 3 filings · 20 docs
Floor 117p · 2 filings · 20 docs
Cellar18p · 2 filings · 20 docs
Basement14p · 1 filing · 20 docs
1 job · most recent 06/27/2024
General Wiring
FiledStatusContractorScope
06/27/2024CompleteK & R ELECTRIC CO., INC.General Wiring
1 job · most recent 08/23/2024
FiledStatusContractorScope
08/23/2024Permit IssuedREDLINE CONSTRUCTION & MA1 scope_items
1 job · most recent 08/23/2024
Fence
FiledStatusContractorScope
08/23/2024Permit IssuedREDLINE CONSTRUCTION & MAFence
Building Lifecycle
All (144)Filed (11)Permit Issued (8)Signed Off (4)Violation (1)Inspection (10)Objection (80)Special Inspection (30)
04/14/2026
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
09/17/2025
Signed off — Alteration CO
HEREWITH FILE PLANS FOR EQUIPMENT FENCE (PLYWOOD). NO CHANGE IN USE, EGRESS AND OCCUAPNCY.
B00591512-S2
04/24/2025
Signed off — Alteration
HEREWITH FILE PLANS FOR NEW/REPLACE/RELOCATE PLUMBING FIXTURES FOR EXISTING 2 FAMILY HOUSE. WORK WILL INVOLVE NEW H.W. BOILER/HEATER AND INSTALLATION OF NEW PLUMBING FIXTURES. NO CHANGE IN USE, EGRESS AND OCCUPANCY.
B00597459-I1
04/09/2025
Signed off — Alteration
HEREWITH FILE PLANS FOR INSTALLATION OF NEW SPRINKLERS HEADS FOR 2 FAMILY 3 STORY BUILDING. NO CHANGE IN USE, EGRESS AND OCCUPANCY.
B00713502-I1
04/04/2025
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
11/25/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
Cortney Walleston
11/25/2024
Special inspection requirement — Fire-Resistance Rated Construction
Cortney Walleston
11/25/2024
Special inspection requirement — Energy Code Compliance Inspections
Cortney Walleston
11/25/2024
Special inspection requirement — Air barrier - visual inspection
Cortney Walleston
11/25/2024
Special inspection requirement — Fenestration areas
Cortney Walleston
11/25/2024
Special inspection requirement — Lighting in dwelling units
Cortney Walleston
11/25/2024
Special inspection requirement — Fenestration and door U-factor and product ratings
Cortney Walleston
11/25/2024
Special inspection requirement — Fenestration air leakage
Cortney Walleston
11/25/2024
Special inspection requirement — Insulation placement and R values
Cortney Walleston
09/16/2024
Objection resolved — Addressed
09/16/2024
Objection resolved — Addressed
09/13/2024
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
09/04/2024
Objection resolved — Addressed
09/04/2024
Objection resolved — Addressed
09/03/2024
Signed off — Alteration
HEREWITH FILE PLANS FOR MODIFICATION OF MECHANICAL VENT/DUCT SYSTEM, KITCHEN AND AC SYSTEM ON AN EXISTING 2 FAMILY HOUSE. NO CHANGE IN USE, EGRESS AND OCCUPANCY.
B00597467-I1
08/29/2024
Objection raised — Zoning
08/29/2024
Objection raised — Zoning
08/29/2024
Objection raised — Zoning
08/29/2024
Objection raised — Other
08/23/2024
Filed — Alteration CO
HEREWITH FILE PLANS FOR EQUIPMENT FENCE (PLYWOOD). NO CHANGE IN USE, EGRESS AND OCCUAPNCY.
B00591512-P1
08/21/2024
Special inspection requirement — Fire-Resistance Rated Construction
Cortney Walleston
08/21/2024
Special inspection requirement — Fenestration areas
Cortney Walleston
08/21/2024
Special inspection requirement — Insulation placement and R values
Cortney Walleston
08/21/2024
Special inspection requirement — Lighting in dwelling units
Cortney Walleston
08/21/2024
Special inspection requirement — Air barrier - visual inspection
Cortney Walleston
08/21/2024
Special inspection requirement — Fenestration air leakage
Cortney Walleston
08/21/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
Cortney Walleston
08/21/2024
Special inspection requirement — Energy Code Compliance Inspections
Cortney Walleston
08/21/2024
Special inspection requirement — Fenestration and door U-factor and product ratings
Cortney Walleston
08/16/2024
Special inspection requirement — HVAC-R and service water heating system controls
JAEJUN RYU
08/16/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
INHWAN CHANG
08/16/2024
Special inspection requirement — Mechanical Systems
INHWAN CHANG
08/16/2024
Special inspection requirement — Final
JAEJUN RYU
08/16/2024
Special inspection requirement — Energy Code Compliance Inspections
JAEJUN RYU
08/16/2024
Special inspection requirement — HVAC-R and service water heating equipment
JAEJUN RYU
08/15/2024
Inspection — Certified Sprinkler-SP-Fixtures-Finish
Certified
View inspection ↗
08/13/2024
Inspection — Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test
Certified
View inspection ↗
08/07/2024
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
08/05/2024
Objection resolved — Addressed
08/02/2024
Objection raised — Other
07/30/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
Hackjong Choi
07/30/2024
Special inspection requirement — Sprinkler Systems
Hackjong Choi
07/29/2024
Filed — Alteration
HEREWITH FILE PLANS FOR MODIFICATION OF MECHANICAL VENT/DUCT SYSTEM, KITCHEN AND AC SYSTEM ON AN EXISTING 2 FAMILY HOUSE. NO CHANGE IN USE, EGRESS AND OCCUPANCY.
B00597467-P1
07/22/2024
Special inspection requirement — HVAC-R and service water heating equipment
JAEJUN RYU
07/22/2024
Special inspection requirement — HVAC-R and service water heating system controls
JAEJUN RYU
07/22/2024
Special inspection requirement — Energy Code Compliance Inspections
JAEJUN RYU
07/22/2024
Special inspection requirement — HVAC-R and service water piping design and insulation
JAEJUN RYU
07/17/2024
Filed — Alteration
HEREWITH FILE PLANS FOR INSTALLATION OF NEW SPRINKLERS HEADS FOR 2 FAMILY 3 STORY BUILDING. NO CHANGE IN USE, EGRESS AND OCCUPANCY.
B00713502-P1
07/10/2024
Filed — Alteration
HEREWITH FILE PLANS FOR NEW/REPLACE/RELOCATE PLUMBING FIXTURES FOR EXISTING 2 FAMILY HOUSE. WORK WILL INVOLVE NEW H.W. BOILER/HEATER AND INSTALLATION OF NEW PLUMBING FIXTURES. NO CHANGE IN USE, EGRESS AND OCCUPANCY.
B00597459-P2
02/29/2024
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
01/09/2024
Inspection — Certified Water and Sanitary-WS-Fixtures-Finish
Certified
View inspection ↗
12/12/2023
Permit issued — General Construction
B00591512-I1-GC
09/26/2023
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
09/19/2023
Permit issued — Sprinklers
B00713502-I1-EW-SP
08/29/2023
Permit issued — Construction Fence
B00591512-S4-FN
Latest 60 of 144 events.
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
REDLINE CONSTRUCTION & MA103/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
12/09/2015$1.6M—— → —$471/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
CORTNEY WALLESTON ARCHITECT, PC608/23/2024
H ARCHITECTURE507/29/2024
HC ARCHITECT, PC207/17/2024
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
MJ EXPEDITNG SERVICE2603/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
REDLINE CONSTRUCTION & MAGeneral Contractor1607/08/2026
FIVE BORO ASSOCIATES INCFire Protection107/08/2026
MPC PLUMBING & HEATING INCPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
CORTNEY WALLESTON ARCHITE3881208/23/2024
SEAD ENGINEERING PC2665707/29/2024
BEYOND ARCH LLC3600207/17/2024
IVAN DESIGN ENGINEERING &6983212/28/2022
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionPermit IssuedREDLINE CONSTRUCTION & MA12/12/2023
DOB NOWSprinklersSigned-offFIVE BORO ASSOCIATES INC09/19/2023
DOB NOWConstruction FencePermit IssuedREDLINE CONSTRUCTION & MA08/29/2023
DOB NOWPlumbingSigned-offMPC PLUMBING & HEATING IN06/05/2023
DOB NOWGeneral ConstructionPermit IssuedREDLINE CONSTRUCTION & MA02/22/2023
DOB NOWMechanical SystemsSigned-offREDLINE CONSTRUCTION & MA02/13/2023
DOB NOWFoundationSigned-offREDLINE CONSTRUCTION & MA02/06/2023
DOB NOWStructuralSigned-offREDLINE CONSTRUCTION & MA02/06/2023
BISOTISSUEDN/A07/01/2002
▾Field Inspections (DOB CAP) — 10
DateTypeResultReport
04/14/2026Pass-Final CND-Occupancy InspectionPassView ↗
04/04/2025Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
09/13/2024Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
08/15/2024Certified Sprinkler-SP-Fixtures-FinishCertifiedView ↗
08/13/2024Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic TestCertifiedView ↗
08/07/2024Pass-Final CND-Occupancy InspectionPassView ↗
02/29/2024Pass-Final CND-Occupancy InspectionPassView ↗
01/09/2024Certified Water and Sanitary-WS-Fixtures-FinishCertifiedView ↗
09/26/2023Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
07/25/2023Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 59
DateRequirementInspectorRole
11/25/2024Fire-Resistant Penetrations and JointsCortney Wallestonspecial
11/25/2024Fire-Resistance Rated ConstructionCortney Wallestonprogress
11/25/2024Energy Code Compliance InspectionsCortney Wallestonprogress
11/25/2024Air barrier - visual inspectionCortney Wallestonenergy_progress
11/25/2024Fenestration areasCortney Wallestonenergy_progress
11/25/2024Lighting in dwelling unitsCortney Wallestonenergy_progress
11/25/2024Fenestration and door U-factor and product ratingsCortney Wallestonenergy_progress
11/25/2024Fenestration air leakageCortney Wallestonenergy_progress
11/25/2024Insulation placement and R valuesCortney Wallestonenergy_progress
08/21/2024Fire-Resistance Rated ConstructionCortney Wallestonprogress
08/21/2024Fenestration areasCortney Wallestonenergy_progress
08/21/2024Insulation placement and R valuesCortney Wallestonenergy_progress
08/21/2024Lighting in dwelling unitsCortney Wallestonenergy_progress
08/21/2024Air barrier - visual inspectionCortney Wallestonenergy_progress
08/21/2024Fenestration air leakageCortney Wallestonenergy_progress
08/21/2024Fire-Resistant Penetrations and JointsCortney Wallestonspecial
08/21/2024Energy Code Compliance InspectionsCortney Wallestonprogress
08/21/2024Fenestration and door U-factor and product ratingsCortney Wallestonenergy_progress
08/16/2024HVAC-R and service water heating system controlsJAEJUN RYUenergy_progress
08/16/2024Fire-Resistant Penetrations and JointsINHWAN CHANGspecial
08/16/2024Mechanical SystemsINHWAN CHANGspecial
08/16/2024FinalJAEJUN RYUprogress
08/16/2024Energy Code Compliance InspectionsJAEJUN RYUprogress
08/16/2024HVAC-R and service water heating equipmentJAEJUN RYUenergy_progress
07/30/2024Fire-Resistant Penetrations and JointsHackjong Choispecial
Latest 25 of 59.
▾Documents — 115 on file (BIS + DOB NOW)
▸Plans & Drawings12
▸DOB NOWPlans/Sketch12
08/31/2026B00597459-P2Request digital key ↗
08/31/2026B00597459-P1Request digital key ↗
08/31/2026B00597459-I1Request digital key ↗
Showing 3 of 12 on file for this type
▸Applications & Permits8
▸DOB NOWLPC Approval/Permit8
08/27/2026B00591512-I1Open ↗
08/13/2026B00597459-P2Open ↗
08/13/2026B00591512-S1Open ↗
Showing 3 of 8 on file for this type
▸Zoning, Tax Lot & Property Records2
▸DOB NOWZD1: DOB Zoning Diagram2
08/27/2026B00591512-I1Open ↗
08/13/2026B00591512-P1Open ↗
▸Seals & Professional Certifications61
▸DOB NOWProgress Inspector Seal & Signature28
09/25/2026B00591512-S2Open ↗
09/25/2026B00591512-S2Open ↗
09/18/2026B00597459-P1Open ↗
Showing 3 of 28 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature21
09/25/2026B00591512-S2Open ↗
09/25/2026B00591512-S2Open ↗
09/25/2026B00591512-S2Open ↗
Showing 3 of 21 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature12
08/28/2026B00713502-I1Open ↗
08/28/2026B00713502-P1Open ↗
08/27/2026B00591512-I1Open ↗
Showing 3 of 12 on file for this type
▸Safety & Tenant Protection3
▸DOB NOWStreet Tree Checklist2
08/27/2026B00591512-I1Open ↗
08/13/2026B00591512-P1Open ↗
▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1
08/13/2026B00591512-I1Open ↗
▸Environmental & Asbestos12
▸DOB NOWDEP ACP-5: Asbestos Assessment Report12
08/28/2026B00713502-P1Open ↗
08/27/2026B00591512-I1Open ↗
08/15/2026B00713502-I1Open ↗
Showing 3 of 12 on file for this type
▸Energy Compliance2
▸DOB NOWEN2: As Built Energy Analysis.2
08/13/2026B00597467-I1Open ↗
08/13/2026B00597459-I1Open ↗
▸Inspections & Test Reports3
▸DOB NOWSOIL REPORT1
08/13/2026B00591512-S2Open ↗
▸DOB NOWGeotechnical Report (BC 1803.6)1
08/13/2026B00591512-S2Open ↗
▸DOB NOWTR4 Test Report and Plot Diagram1
08/13/2026B00591512-S2Open ↗
▸Other Documents12
▸DOB NOWPlot Diagram3
08/27/2026B00591512-I1Open ↗
08/13/2026B00591512-P1Open ↗
08/13/2026B00591512-S2Open ↗
▸DOB NOWSite Survey: Initial2
08/27/2026B00591512-I1Open ↗
08/13/2026B00591512-P1Open ↗
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone2
08/27/2026B00591512-I1Open ↗
08/13/2026B00591512-P1Open ↗
▸DOB NOWProperty Ownership Certification2
08/27/2026B00591512-I1Open ↗
08/13/2026B00591512-P1Open ↗
▸DOB NOWSURVEY: INITIAL2
08/27/2026B00591512-I1Open ↗
08/13/2026B00591512-P1Open ↗
▸DOB NOWProject Specific General Liability (PGL1)1
08/13/2026B00591512-I1Open ↗