← Back
Three families
108-56 50 AVENUE
QUEENS · BIN 4537636
💬 Discuss this project
1966Year Built
3Stories
C0Building Class
R5Zoning
3,630 sfGross Floor Area
3Units
1 Open Violation 0 unresolved · 1 paperwork only ▸FDNY Report ↗
Three families · 2,283 sf lot · 1.59 FAR built · Flood zone X
Locations of Work
ArchitecturePlumbingFire Protection
Permit Issued — active, not yet Signed-off
Floor 3Under Construction12p · 2 filings · 20 docs
Floor 2Under Construction11p · 2 filings · 20 docs
Floor 1Under Construction10p · 2 filings · 20 docs
CellarUnder Construction12p · 2 filings · 20 docs
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
07/29/2025$1.1M—— → —$298/sf building
12/27/2022$1.3M—— → —$364/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
ZHENG & ASSOCIATES LLC506/09/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
SAFETY PRO CONSTRUCTIONGeneral Contractor104/09/2026
HP SERVICES INCPlumbing106/28/2026
THOMAS F. CASH & SONS INCPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
MACIA INSPECTION & TESTIN402106/09/2026
ZHENG & ASSOCIATES LLC7330406/09/2026
Building Lifecycle
All (66)Filed (5)Permit Issued (3)Violation (1)Inspection (9)Objection (18)Special Inspection (30)
07/24/2026
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
07/13/2026
Special inspection requirement — Final
Jinfar Liu
07/13/2026
Special inspection requirement — Insulation placement and R values
Jinfar Liu
07/13/2026
Special inspection requirement — Maintenance information
Jinfar Liu
07/13/2026
Special inspection requirement — Air barrier - visual inspection
Jinfar Liu
07/13/2026
Special inspection requirement — HVAC-R and service water heating system controls
Jinfar Liu
07/13/2026
Special inspection requirement — Fenestration and door U-factor and product ratings
Jinfar Liu
07/13/2026
Special inspection requirement — Metering
Jinfar Liu
07/13/2026
Special inspection requirement — Fenestration areas
Jinfar Liu
07/13/2026
Special inspection requirement — Fenestration air leakage
Jinfar Liu
07/13/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
Jinfar Liu
07/13/2026
Special inspection requirement — Interior lighting power
Jinfar Liu
07/13/2026
Special inspection requirement — Duct leakage testing, insulation and design
Jinfar Liu
07/13/2026
Special inspection requirement — Permanent certificate
Jinfar Liu
07/13/2026
Special inspection requirement — HVAC-R and service water heating equipment
Jinfar Liu
07/13/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
Jinfar Liu
07/13/2026
Special inspection requirement — Energy Code Compliance Inspections
Jinfar Liu
07/13/2026
Special inspection requirement — Mechanical Systems
Jinfar Liu
07/06/2026
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
07/06/2026
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
07/06/2026
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
06/30/2026
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
06/22/2026
Permit issued — Plumbing
Q01409997-I1-PL
06/17/2026
Inspection — Certified Storm Drainage-ST-Piping-Underground
Certified
View inspection ↗
06/17/2026
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
06/17/2026
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
06/15/2026
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
06/09/2026
Filed — Alteration CO
SUBSEQUENT FILING OF PLUMBING WORK FOR THREE-FAMILY DWELLING UNITS.
Q01295688-P1
06/09/2026
Filed — Alteration
FILE FIRE SPRINKLER APPLICATION AND PLUMBING APPLICATION FOR 3-FAMILY DWELLING.
Q01409997-I1
06/08/2026
Special inspection requirement — Permanent certificate
Jinfar Liu
06/08/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
CHUNG CHING JEN
06/08/2026
Special inspection requirement — Energy Code Compliance Inspections
CHUNG CHING JEN
06/08/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
Jinfar Liu
06/08/2026
Special inspection requirement — Mechanical Systems
Jinfar Liu
06/08/2026
Special inspection requirement — Energy Code Compliance Inspections
Jinfar Liu
06/08/2026
Special inspection requirement — Final
Jinfar Liu
06/08/2026
Special inspection requirement — Air barrier - visual inspection
Jinfar Liu
06/08/2026
Special inspection requirement — Duct leakage testing, insulation and design
Jinfar Liu
06/08/2026
Special inspection requirement — Maintenance information
Jinfar Liu
06/08/2026
Special inspection requirement — Fenestration air leakage
Jinfar Liu
06/08/2026
Special inspection requirement — Fenestration and door U-factor and product ratings
Jinfar Liu
06/08/2026
Special inspection requirement — Fenestration areas
Jinfar Liu
05/04/2026
Objection resolved — Resolved
05/02/2026
Objection raised — Cost
04/10/2026
Objection resolved — Resolved
04/10/2026
Objection resolved — Addressed
04/10/2026
Objection resolved — Addressed
04/10/2026
Objection resolved — Addressed
04/10/2026
Objection resolved — Addressed
04/10/2026
Objection resolved — Addressed
03/09/2026
Permit issued — Plumbing
Q01295688-S2-PL
03/04/2026
Permit issued — General Construction
Q01295688-I1-GC-CX
11/19/2025
Objection resolved — Addressed
11/18/2025
Objection raised — Admin
11/12/2025
Objection raised — Admin
11/12/2025
Objection raised — Admin
11/12/2025
Objection raised — Structural
11/12/2025
Objection raised — Other
11/12/2025
Objection raised — Structural
11/12/2025
Objection raised — Structural
Latest 60 of 66 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWPlumbingPermit IssuedHP SERVICES INC06/22/2026
DOB NOWPlumbingPermit IssuedTHOMAS F. CASH & SONS INC03/09/2026
DOB NOWGeneral ConstructionPermit IssuedSAFETY PRO CONSTRUCTION03/04/2026
1 project · most recent 06/09/2026
FiledStatusContractorScope
06/09/2026——30 heads
1 project · most recent 06/09/2026
Gas Plumbing-Sprinkler Water/Sanitary
FiledStatusContractorScope
06/09/2026Permit IssuedHP SERVICES INCGas, Plumbing-Sprinkler, Water/Sanitary
1 project · most recent 03/09/2026
General Wiring
FiledStatusContractorScope
03/09/2026Permit IssuedAL-LECTRIC ELECT'L CONTRGGeneral Wiring
▾Field Inspections (DOB CAP) — 9
DateTypeResultReport
07/24/2026Pass-Final PL - Up to 3 Requested FloorsPassView ↗
07/06/2026Certified Gas-Gas-Piping-RoughingCertifiedView ↗
07/06/2026Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
07/06/2026Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
06/30/2026Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
06/17/2026Certified Storm Drainage-ST-Piping-UndergroundCertifiedView ↗
06/17/2026Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
06/17/2026Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
06/15/2026Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 37
DateRequirementInspectorRole
07/13/2026FinalJinfar Liuprogress
07/13/2026Insulation placement and R valuesJinfar Liuenergy_progress
07/13/2026Maintenance informationJinfar Liuenergy_progress
07/13/2026Air barrier - visual inspectionJinfar Liuenergy_progress
07/13/2026HVAC-R and service water heating system controlsJinfar Liuenergy_progress
07/13/2026Fenestration and door U-factor and product ratingsJinfar Liuenergy_progress
07/13/2026MeteringJinfar Liuenergy_progress
07/13/2026Fenestration areasJinfar Liuenergy_progress
07/13/2026Fenestration air leakageJinfar Liuenergy_progress
07/13/2026HVAC-R and service water piping design and insulationJinfar Liuenergy_progress
07/13/2026Interior lighting powerJinfar Liuenergy_progress
07/13/2026Duct leakage testing, insulation and designJinfar Liuenergy_progress
07/13/2026Permanent certificateJinfar Liuenergy_progress
07/13/2026HVAC-R and service water heating equipmentJinfar Liuenergy_progress
07/13/2026Fire-Resistant Penetrations and JointsJinfar Liuspecial
07/13/2026Energy Code Compliance InspectionsJinfar Liuprogress
07/13/2026Mechanical SystemsJinfar Liuspecial
06/08/2026Permanent certificateJinfar Liuenergy_progress
06/08/2026Fire-Resistant Penetrations and JointsCHUNG CHING JENspecial
06/08/2026Energy Code Compliance InspectionsCHUNG CHING JENprogress
06/08/2026Fire-Resistant Penetrations and JointsJinfar Liuspecial
06/08/2026Mechanical SystemsJinfar Liuspecial
06/08/2026Energy Code Compliance InspectionsJinfar Liuprogress
06/08/2026FinalJinfar Liuprogress
06/08/2026Air barrier - visual inspectionJinfar Liuenergy_progress
Latest 25 of 37.
▾Documents — 42 on file (BIS + DOB NOW)
▸Plans & Drawings6
▸DOB NOWPlans/Sketch6
08/16/2026Q01295688-I1Request digital key ↗
08/16/2026Q01295688-P1Request digital key ↗
08/16/2026Q01295688-S4Request digital key ↗
Showing 3 of 6 on file for this type
▸Zoning, Tax Lot & Property Records1
▸DOB NOWHouse Number Verification: TOPO Stamp1
08/13/2026Q01295688-I1Open ↗
▸Seals & Professional Certifications25
▸DOB NOWProgress Inspector Seal & Signature15
08/31/2026Q01295688-I1Open ↗
08/31/2026Q01295688-I1Open ↗
08/31/2026Q01295688-I1Open ↗
Showing 3 of 15 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature6
08/16/2026Q01295688-P1Open ↗
08/16/2026Q01409997-I1Open ↗
08/13/2026Q01295688-S4Open ↗
Showing 3 of 6 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature4
09/01/2026Q01295688-S4Open ↗
08/31/2026Q01295688-I1Open ↗
08/30/2026Q01295688-P1Open ↗
Showing 3 of 4 on file for this type
▸Safety & Tenant Protection2
▸DOB NOWStreet Tree Checklist2
08/16/2026Q01295688-P1Open ↗
08/13/2026Q01295688-I1Open ↗
▸Environmental & Asbestos6
▸DOB NOWDEP ACP-5: Asbestos Assessment Report6
08/16/2026Q01295688-P1Open ↗
08/16/2026Q01409997-I1Open ↗
08/13/2026Q01295688-S2Open ↗
Showing 3 of 6 on file for this type
▸Other Documents2
▸DOB NOWProperty Ownership Certification2
08/16/2026Q01295688-P1Open ↗
08/13/2026Q01295688-I1Open ↗