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Two family frame
131 WEIRFIELD STREET
BROOKLYN · BIN 3078277
💬 Discuss this project
1910Year Built
3Stories
B2Building Class
R6Zoning
2,385 sfGross Floor Area
2Units
Rent Stabilized0 Open ViolationsFDNY Report ↗
Two family frame · 1,767 sf lot · 1.35 FAR built · Flood zone X
Locations of Work
Architecture
Floor 21p · 1 filing · 20 docs
Floor 1
1 job · most recent 04/22/2026
Gas Storm Water/Sanitary
FiledStatusContractorScope
04/22/2026Signed-offM & M PIPING AND HEATINGGas, Storm, Water/Sanitary
1 job · most recent 10/16/2025
General Wiring
FiledStatusContractorScope
10/16/2025CompleteAMERICAN POWER ELECT CONSGeneral Wiring
Building Lifecycle
All (54)Filed (4)Permit Issued (2)Signed Off (2)Violation (7)Inspection (9)Special Inspection (30)
07/22/2026
Signed off — Alteration
EXISTING TWO FAMILY HOUSE WITH PLUMBING WORK AT CELLAR,BASEMENT, 1 ST & 2ND FLOOR. JOB FILED TO RELATED TO ALT2APPLICATION # B01284831-I1.2. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01284831-S1
06/10/2026
Signed off — Alteration
EXISTING TWO FAMILY HOUSE WITH PLUMBING WORK AT CELLAR,BASEMENT, 1 ST & 2ND FLOOR. JOB FILED TO RELATED TO ALT2APPLICATION # B01284831-I1.2. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01284831-I1
05/05/2026
Inspection — Fail-Final General Construction Non-Directive 14
Fail
View inspection ↗
04/23/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
SIMON JIANG
04/23/2026
Special inspection requirement — Energy Code Compliance Inspections
CALVIN TRAN
04/23/2026
Special inspection requirement — Fire-Resistance Rated Construction
CALVIN TRAN
04/23/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
CALVIN TRAN
04/23/2026
Special inspection requirement — Fenestration air leakage
CALVIN TRAN
04/23/2026
Special inspection requirement — Metering
CALVIN TRAN
04/23/2026
Special inspection requirement — Fenestration and door U-factor and product ratings
CALVIN TRAN
04/23/2026
Special inspection requirement — HVAC-R and service water heating system controls
CALVIN TRAN
04/23/2026
Special inspection requirement — HVAC-R and service water heating equipment
CALVIN TRAN
04/23/2026
Special inspection requirement — Interior lighting power
CALVIN TRAN
04/23/2026
Special inspection requirement — Insulation placement and R values
CALVIN TRAN
04/23/2026
Special inspection requirement — Maintenance information
CALVIN TRAN
04/23/2026
Special inspection requirement — Fenestration areas
CALVIN TRAN
04/23/2026
Special inspection requirement — Air barrier - visual inspection
CALVIN TRAN
04/22/2026
Filed — Alteration
EXISTING TWO FAMILY HOUSE WITH PLUMBING WORK AT CELLAR,BASEMENT, 1 ST & 2ND FLOOR. JOB FILED TO RELATED TO ALT2APPLICATION # B01284831-I1.2. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01284831-P2
04/22/2026
Special inspection requirement — Maintenance information
CALVIN TRAN
04/22/2026
Special inspection requirement — Air barrier - visual inspection
CALVIN TRAN
04/22/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
CALVIN TRAN
04/22/2026
Special inspection requirement — HVAC-R and service water heating equipment
CALVIN TRAN
04/22/2026
Special inspection requirement — Fenestration and door U-factor and product ratings
CALVIN TRAN
04/22/2026
Special inspection requirement — Insulation placement and R values
CALVIN TRAN
04/22/2026
Special inspection requirement — Fenestration air leakage
CALVIN TRAN
04/22/2026
Special inspection requirement — Interior lighting power
CALVIN TRAN
04/22/2026
Special inspection requirement — Fenestration areas
CALVIN TRAN
04/22/2026
Special inspection requirement — HVAC-R and service water heating system controls
CALVIN TRAN
04/22/2026
Special inspection requirement — Metering
CALVIN TRAN
04/22/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
SIMON JIANG
04/22/2026
Special inspection requirement — Energy Code Compliance Inspections
CALVIN TRAN
04/22/2026
Special inspection requirement — Fire-Resistance Rated Construction
CALVIN TRAN
02/03/2026
Filed — Alteration
EXISTING TWO FAMILY HOUSE WITH PLUMBING WORK AT CELLAR,BASEMENT, 1 ST & 2ND FLOOR. JOB FILED TO RELATED TO ALT2APPLICATION # B01284831-I1.2. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01284831-P1
02/03/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
CALVIN TRAN
02/03/2026
Special inspection requirement — HVAC-R and service water heating equipment
CALVIN TRAN
11/21/2025
Inspection — Certified Storm Drainage-ST-Piping-Roughing
Certified
View inspection ↗
11/21/2025
Inspection — Certified Storm Drainage-ST-Piping-Underground
Certified
View inspection ↗
11/21/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
11/21/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
11/19/2025
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
11/17/2025
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
11/17/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
11/17/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
09/23/2025
Permit issued — Plumbing
B01284831-S1-PL
09/19/2025
Permit issued — General Construction
B01284831-I1-GC
09/17/2025
Filed — Alteration
EXISTING TWO FAMILY HOUSE WITH PLUMBING WORK AT CELLAR,BASEMENT, 1 ST & 2ND FLOOR. JOB FILED TO RELATED TO ALT2APPLICATION # B01284831-I1.2. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01284831-S1
09/17/2025
Filed — Alteration
EXISTING TWO FAMILY HOUSE WITH PLUMBING WORK AT CELLAR,BASEMENT, 1 ST & 2ND FLOOR. JOB FILED TO RELATED TO ALT2APPLICATION # B01284831-I1.2. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01284831-I1
06/11/2025
Violation issued (HPD, closed)
B
05/20/2025
Violation issued (HPD, closed)
I
05/20/2025
Violation issued (HPD, closed)
C
05/20/2025
Violation issued (HPD, closed)
C
05/19/2025
Violation issued (HPD, closed)
C
05/19/2025
Violation issued (HPD, closed)
C
01/22/2024
Violation issued (HPD, closed)
C
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
MTEK1009/13/2026
MTEK FRANKLIN LLC103/21/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
09/26/2025$774K—— → —$324/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
CQ&J CORPORATION404/22/2026
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
WM ARCH603/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
PRIMROSE SERVICE INCGeneral Contractor107/08/2026
M & M PIPING AND HEATINGPlumbing106/28/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
SIMON7555204/22/2026
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWPlumbingSigned-offM & M PIPING AND HEATING09/23/2025
DOB NOWGeneral ConstructionSigned-offPRIMROSE SERVICE INC09/19/2025
▾Field Inspections (DOB CAP) — 9
DateTypeResultReport
05/05/2026Fail-Final General Construction Non-Directive 14FailView ↗
11/21/2025Certified Storm Drainage-ST-Piping-RoughingCertifiedView ↗
11/21/2025Certified Storm Drainage-ST-Piping-UndergroundCertifiedView ↗
11/21/2025Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
11/21/2025Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
11/19/2025Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
11/17/2025Certified Gas-Gas-Piping-RoughingCertifiedView ↗
11/17/2025Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
11/17/2025Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 38
DateRequirementInspectorRole
04/23/2026Fire-Resistant Penetrations and JointsSIMON JIANGspecial
04/23/2026Energy Code Compliance InspectionsCALVIN TRANprogress
04/23/2026Fire-Resistance Rated ConstructionCALVIN TRANprogress
04/23/2026HVAC-R and service water piping design and insulationCALVIN TRANenergy_progress
04/23/2026Fenestration air leakageCALVIN TRANenergy_progress
04/23/2026MeteringCALVIN TRANenergy_progress
04/23/2026Fenestration and door U-factor and product ratingsCALVIN TRANenergy_progress
04/23/2026HVAC-R and service water heating system controlsCALVIN TRANenergy_progress
04/23/2026HVAC-R and service water heating equipmentCALVIN TRANenergy_progress
04/23/2026Interior lighting powerCALVIN TRANenergy_progress
04/23/2026Insulation placement and R valuesCALVIN TRANenergy_progress
04/23/2026Maintenance informationCALVIN TRANenergy_progress
04/23/2026Fenestration areasCALVIN TRANenergy_progress
04/23/2026Air barrier - visual inspectionCALVIN TRANenergy_progress
04/22/2026Maintenance informationCALVIN TRANenergy_progress
04/22/2026Air barrier - visual inspectionCALVIN TRANenergy_progress
04/22/2026HVAC-R and service water piping design and insulationCALVIN TRANenergy_progress
04/22/2026HVAC-R and service water heating equipmentCALVIN TRANenergy_progress
04/22/2026Fenestration and door U-factor and product ratingsCALVIN TRANenergy_progress
04/22/2026Insulation placement and R valuesCALVIN TRANenergy_progress
04/22/2026Fenestration air leakageCALVIN TRANenergy_progress
04/22/2026Interior lighting powerCALVIN TRANenergy_progress
04/22/2026Fenestration areasCALVIN TRANenergy_progress
04/22/2026HVAC-R and service water heating system controlsCALVIN TRANenergy_progress
04/22/2026MeteringCALVIN TRANenergy_progress
Latest 25 of 38.
▾Documents — 50 on file (BIS + DOB NOW)
▸Plans & Drawings4
▸DOB NOWPlans/Sketch4
08/17/2026B01284831-P2Request digital key ↗
08/17/2026B01284831-S1Request digital key ↗
08/17/2026B01284831-P1Request digital key ↗
Showing 3 of 4 on file for this type
▸Seals & Professional Certifications42
▸DOB NOWProgress Inspector Seal & Signature36
09/23/2026B01284831-P2Open ↗
09/23/2026B01284831-P2Open ↗
09/23/2026B01284831-P2Open ↗
Showing 3 of 36 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature4
08/17/2026B01284831-P2Open ↗
08/17/2026B01284831-S1Open ↗
08/17/2026B01284831-I1Open ↗
Showing 3 of 4 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature2
09/23/2026B01284831-P2Open ↗
09/01/2026B01284831-I1Open ↗
▸Environmental & Asbestos4
▸DOB NOWDEP ACP-5: Asbestos Assessment Report4
08/17/2026B01284831-P1Open ↗
08/17/2026B01284831-P2Open ↗
08/17/2026B01284831-S1Open ↗
Showing 3 of 4 on file for this type