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Four families
10-57 50 AVENUE
QUEENS · BIN 4000249
💬 Discuss this project
1920Year Built
4Stories
C3Building Class
R7XZoning
4,100 sfGross Floor Area
4Units
Rent Stabilized0 Open ViolationsFDNY Report ↗
Four families · Owner of record: UNITED LA LLC · 1,448 sf lot · 2.83 FAR built · Flood zone X500
Locations of Work
ArchitectureMechanicalPlumbingCivil
Roof3p · 1 filing · 20 docs
Floor 43p · 1 filing · 20 docs
Floor 31p · 1 filing · 20 docs
Floor 28p · 1 filing · 20 docs
Floor 1
Cellar1p · 1 filing · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
S J CONSTRUCTION SERVIC207/08/2026
S & J CONSTRUCTION SERVIC203/22/2026
UNITED LA LLC103/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
11/21/2023$3.1M—Private party → UNITED LA LLC$763/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
LAM ENGINEER PC610/16/2024
RIGID STRUCTURAL DESIGN, LLC102/16/2024
ENTHINK ENGINEERS LLC101/13/2021
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
Rigid Structural Design, LLC103/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
JC BROTHERS DEVELOPMENTGeneral Contractor303/21/2026
KJK ELECTRIC INCElectrical103/22/2026
BUILDCOX CONSTRUCTION CORGeneral Contractor107/08/2026
S & J CONSTRUCTION SVCGeneral Contractor107/08/2026
DYNAMIC PLBG & SPRKLR CORPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
LAM ENGINEER PC1180610/16/2024
Building Lifecycle
All (58)Filed (8)Permit Issued (4)Signed Off (4)Violation (8)Inspection (5)Objection (2)Special Inspection (27)
06/11/2025
Violation issued (HPD, closed)
A
12/12/2024
Signed off — Alteration
PROPOSED INTERIOR RENOVATION OF CELLAR, 1ST THRU 4TH FLOOR. REMOVE AND INSTALL NEW PARTITIONS, FLOORS, AND WINDOWS. INSTALL DUCTLESS HEAT PUMP SPLIT UNITS. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
Q00973070-S1
12/07/2024
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
12/07/2024
Inspection — Certified Water and Sanitary-WS-Fixtures-Finish
Certified
View inspection ↗
11/29/2024
Signed off — Alteration
PROPOSED INTERIOR RENOVATION OF CELLAR, 1ST THRU 4TH FLOOR. REMOVE AND INSTALL NEW PARTITIONS, FLOORS, AND WINDOWS. INSTALL DUCTLESS HEAT PUMP SPLIT UNITS. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
Q00973070-I1
11/27/2024
Inspection — Pass-Final General Construction Non-Directive 14
Pass
View inspection ↗
10/31/2024
Inspection — Fail-Final General Construction Non-Directive 14
Fail
View inspection ↗
10/17/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
YUK LAM
10/17/2024
Special inspection requirement — Energy Code Compliance Inspections
YUK LAM
10/17/2024
Special inspection requirement — Maintenance information
YUK LAM
10/17/2024
Special inspection requirement — HVAC-R and service water heating system controls
YUK LAM
10/17/2024
Special inspection requirement — HVAC-R and service water heating equipment
YUK LAM
10/17/2024
Special inspection requirement — HVAC-R and service water piping design and insulation
YUK LAM
10/16/2024
Filed — Alteration
PROPOSED INTERIOR RENOVATION OF CELLAR, 1ST THRU 4TH FLOOR. REMOVE AND INSTALL NEW PARTITIONS, FLOORS, AND WINDOWS. INSTALL DUCTLESS HEAT PUMP SPLIT UNITS. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
Q00973070-P4
10/08/2024
Filed — Alteration
PROPOSED INTERIOR RENOVATION OF CELLAR, 1ST THRU 4TH FLOOR. REMOVE AND INSTALL NEW PARTITIONS, FLOORS, AND WINDOWS. INSTALL DUCTLESS HEAT PUMP SPLIT UNITS. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
Q00973070-P3
10/05/2024
Special inspection requirement — Maintenance information
YUK LAM
10/05/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
YUK LAM
10/05/2024
Special inspection requirement — Energy Code Compliance Inspections
YUK LAM
10/05/2024
Special inspection requirement — HVAC-R and service water piping design and insulation
YUK LAM
10/05/2024
Special inspection requirement — HVAC-R and service water heating system controls
YUK LAM
10/05/2024
Special inspection requirement — HVAC-R and service water heating equipment
YUK LAM
09/27/2024
Special inspection requirement — Fenestration areas
YUK LAM
09/27/2024
Special inspection requirement — HVAC-R and service water piping design and insulation
YUK LAM
09/27/2024
Special inspection requirement — HVAC-R and service water heating equipment
YUK LAM
09/27/2024
Special inspection requirement — Fenestration air leakage
YUK LAM
09/27/2024
Special inspection requirement — HVAC-R and service water heating system controls
YUK LAM
09/27/2024
Special inspection requirement — Interior lighting power
YUK LAM
09/27/2024
Special inspection requirement — Air barrier - visual inspection
YUK LAM
09/27/2024
Special inspection requirement — Maintenance information
YUK LAM
09/27/2024
Special inspection requirement — Fenestration and door U-factor and product ratings
YUK LAM
09/27/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
YUK LAM
09/27/2024
Special inspection requirement — Mechanical Systems
YUK LAM
09/27/2024
Special inspection requirement — Structural Stability – Alterations of existing buildings
YUK LAM
09/27/2024
Special inspection requirement — Energy Code Compliance Inspections
YUK LAM
09/27/2024
Special inspection requirement — Final
YUK LAM
09/27/2024
Special inspection requirement — Fire-Resistance Rated Construction
YUK LAM
08/06/2024
Filed — Alteration
PROPOSED INTERIOR RENOVATION OF CELLAR, 1ST THRU 4TH FLOOR. REMOVE AND INSTALL NEW PARTITIONS, FLOORS, AND WINDOWS. INSTALL DUCTLESS HEAT PUMP SPLIT UNITS. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
Q00973070-P2
06/12/2024
Signed off — Alteration
Installation of a temporarily heavy-duty sidewalk shed per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.
Q01004147-I1
04/26/2024
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
04/17/2024
Filed — Alteration
PROPOSED INTERIOR RENOVATION OF CELLAR, 1ST THRU 4TH FLOOR. REMOVE AND INSTALL NEW PARTITIONS, FLOORS, AND WINDOWS. INSTALL DUCTLESS HEAT PUMP SPLIT UNITS. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
Q00973070-P1
04/12/2024
Violation issued (HPD, closed)
A
04/02/2024
Permit issued — Plumbing
Q00973070-S1-PL
02/16/2024
Filed — Alteration
Installation of a temporarily heavy-duty sidewalk shed per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.
Q01004147-I1
02/16/2024
Permit issued — Sidewalk Shed
Q01004147-I1-SH
01/26/2024
Filed — Alteration
PROPOSED INTERIOR RENOVATION OF CELLAR, 1ST THRU 4TH FLOOR. REMOVE AND INSTALL NEW PARTITIONS, FLOORS, AND WINDOWS. INSTALL DUCTLESS HEAT PUMP SPLIT UNITS. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
Q00973070-S1
01/17/2024
Permit issued — Mechanical Systems
Q00973070-I1-GC-CX
01/06/2024
Objection resolved — Addressed
01/03/2024
Objection raised — Other
12/19/2023
Filed — Alteration
PROPOSED INTERIOR RENOVATION OF CELLAR, 1ST THRU 4TH FLOOR. REMOVE AND INSTALL NEW PARTITIONS, FLOORS, AND WINDOWS. INSTALL DUCTLESS HEAT PUMP SPLIT UNITS. NO CHANGE IN USE, EGRESS, OR OCCUPANCY.
Q00973070-I1
11/22/2023
Violation issued (HPD, closed)
I
10/17/2023
Signed off — Alteration
PROPOSED INSTALLATION OF HEAVY DUTY SIDEWALK SHED AS PER PLANS. LIVE LOAD 300 LBS PER SQUARE FEET. SIDEWALK SHED SHALL COMPLY WITH CHAPTER #33 OF THE NYC BUILDING CODE. NO CHANGE IN USE, OCCUPANCY, OR EGRESS UNDER THIS APPLICATION.
Q00453591-I1
03/03/2022
Violation issued (HPD, closed)
A
04/14/2021
Violation issued (HPD, closed)
A
01/21/2021
Permit issued — Sidewalk Shed
Q00453591-I1-SH
01/13/2021
Filed — Alteration
PROPOSED INSTALLATION OF HEAVY DUTY SIDEWALK SHED AS PER PLANS. LIVE LOAD 300 LBS PER SQUARE FEET. SIDEWALK SHED SHALL COMPLY WITH CHAPTER #33 OF THE NYC BUILDING CODE. NO CHANGE IN USE, OCCUPANCY, OR EGRESS UNDER THIS APPLICATION.
Q00453591-I1
02/02/1999
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
09/28/1998
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
10/30/1996
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWPlumbingSigned-offCITYWIDE PLBG HTG & SPKLS04/02/2024
DOB NOWSidewalk ShedSigned-offBUILDCOX CONSTRUCTION COR02/16/2024
DOB NOWMechanical SystemsSigned-offJC BROTHERS DEVELOPMENT01/17/2024
DOB NOWSidewalk ShedSigned-offS & J CONSTRUCTION SVC01/21/2021
2 projects · most recent 01/07/2025
General Wiring
FiledStatusContractorScope
01/07/2025CompleteKJK ELECTRIC INCGeneral Wiring
01/13/2021CompleteRICHARD NEU—
▾Field Inspections (DOB CAP) — 5
DateTypeResultReport
12/07/2024Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
12/07/2024Certified Water and Sanitary-WS-Fixtures-FinishCertifiedView ↗
11/27/2024Pass-Final General Construction Non-Directive 14PassView ↗
10/31/2024Fail-Final General Construction Non-Directive 14FailView ↗
04/26/2024Pass-Final PL - Up to 3 Requested FloorsPassView ↗
▾Special Inspection Requirements (DOB NOW) — 27
DateRequirementInspectorRole
10/17/2024Fire-Resistant Penetrations and JointsYUK LAMspecial
10/17/2024Energy Code Compliance InspectionsYUK LAMprogress
10/17/2024Maintenance informationYUK LAMenergy_progress
10/17/2024HVAC-R and service water heating system controlsYUK LAMenergy_progress
10/17/2024HVAC-R and service water heating equipmentYUK LAMenergy_progress
10/17/2024HVAC-R and service water piping design and insulationYUK LAMenergy_progress
10/05/2024Maintenance informationYUK LAMenergy_progress
10/05/2024Fire-Resistant Penetrations and JointsYUK LAMspecial
10/05/2024Energy Code Compliance InspectionsYUK LAMprogress
10/05/2024HVAC-R and service water piping design and insulationYUK LAMenergy_progress
10/05/2024HVAC-R and service water heating system controlsYUK LAMenergy_progress
10/05/2024HVAC-R and service water heating equipmentYUK LAMenergy_progress
09/27/2024Fenestration areasYUK LAMenergy_progress
09/27/2024HVAC-R and service water piping design and insulationYUK LAMenergy_progress
09/27/2024HVAC-R and service water heating equipmentYUK LAMenergy_progress
09/27/2024Fenestration air leakageYUK LAMenergy_progress
09/27/2024HVAC-R and service water heating system controlsYUK LAMenergy_progress
09/27/2024Interior lighting powerYUK LAMenergy_progress
09/27/2024Air barrier - visual inspectionYUK LAMenergy_progress
09/27/2024Maintenance informationYUK LAMenergy_progress
09/27/2024Fenestration and door U-factor and product ratingsYUK LAMenergy_progress
09/27/2024Fire-Resistant Penetrations and JointsYUK LAMspecial
09/27/2024Mechanical SystemsYUK LAMspecial
09/27/2024Structural Stability – Alterations of existing buildingsYUK LAMspecial
09/27/2024Energy Code Compliance InspectionsYUK LAMprogress
Latest 25 of 27.
▾Documents — 31 on file (BIS + DOB NOW)
▸Plans & Drawings8
▸DOB NOWPlans/Sketch7
08/23/2026Q00973070-P3Request digital key ↗
08/23/2026Q00973070-I1Request digital key ↗
08/23/2026Q00973070-S1Request digital key ↗
Showing 3 of 7 on file for this type
▸DOB NOWPlans/Sketch - Sidewalk Shed1
08/27/2026Q00453591-I1Request digital key ↗
▸Seals & Professional Certifications17
▸DOB NOWDPL-1: Design Professional Seal & Signature8
08/23/2026Q01004147-I1Open ↗
08/13/2026Q00973070-P3Open ↗
08/13/2026Q00973070-I1Open ↗
Showing 3 of 8 on file for this type
▸DOB NOWProgress Inspector Seal & Signature6
09/01/2026Q00973070-P3Open ↗
09/01/2026Q00973070-P3Open ↗
09/01/2026Q00973070-P4Open ↗
Showing 3 of 6 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature3
09/01/2026Q00973070-P3Open ↗
09/01/2026Q00973070-P4Open ↗
08/22/2026Q00973070-S1Open ↗
▸Environmental & Asbestos6
▸DOB NOWDEP ACP-5: Asbestos Assessment Report6
08/13/2026Q00973070-P2Open ↗
08/13/2026Q00973070-P4Open ↗
08/13/2026Q00973070-S1Open ↗
Showing 3 of 6 on file for this type