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Two family converted from one family
103-42 51 AVENUE
QUEENS · BIN 4538751
💬 Discuss this project
1920Year Built
2Stories
B3Building Class
R5Zoning
1,824 sfGross Floor Area
2Units
1 Open Violation ▸FDNY Report ↗
Two family converted from one family · 2,500 sf lot · 0.73 FAR built
Locations of Work
ArchitecturePlumbing
Permit Issued — active, not yet Signed-off
Floor 3Under Construction6p · 1 filing · 8 docs
Floor 2Under Construction5p · 1 filing · 8 docs
Floor 1Under Construction6p · 1 filing · 8 docs
CellarUnder Construction5p · 1 filing · 8 docs
1 job · most recent 06/30/2026
Ventilation Systems
FiledStatusContractorScope
06/30/2026Permit IssuedKALE CONSTRUCTION INCVentilation Systems
1 job · most recent 06/30/2026
Gas Water/Sanitary
FiledStatusContractorScope
06/30/2026Permit IssuedWATSON'S PLBG, HTG, & BDGGas, Water/Sanitary
Building Lifecycle
All (41)Filed (2)Permit Issued (2)Violation (9)Objection (10)Special Inspection (18)
09/17/2026
Permit issued — General Construction
Q01406797-I1-GC-CX
07/29/2026
Special inspection requirement — Duct leakage testing, insulation and design
07/23/2026
Permit issued — Plumbing
Q01406797-S1-PL
07/22/2026
Objection resolved — Addressed
07/22/2026
Objection resolved — Addressed
07/22/2026
Objection resolved — Resolved
06/30/2026
Filed — Alteration CO
INTERIOR RENOVATION TO CONVERT EXISTING 4-DWELLING UNIT TO 3-DWELLING UNIT. OBTAIN NEW C OF O.
Q01406797-S1
06/30/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
XIAOHONG ZHAO
06/29/2026
Objection resolved — Addressed
06/29/2026
Objection resolved — Resolved
06/29/2026
Special inspection requirement — Fenestration air leakage
06/29/2026
Special inspection requirement — Fenestration and door U-factor and product ratings
06/29/2026
Special inspection requirement — Ventilation and air distribution system
06/29/2026
Special inspection requirement — Insulation placement and R values
06/29/2026
Special inspection requirement — Fenestration areas
06/29/2026
Special inspection requirement — Air barrier - visual inspection
06/29/2026
Special inspection requirement — Permanent certificate
06/29/2026
Special inspection requirement — Interior lighting power
06/05/2026
Objection raised — Fire_Protection
06/05/2026
Objection raised — Other
06/05/2026
Objection raised — Other
06/05/2026
Objection raised — Admin
06/05/2026
Objection raised — Other
05/23/2026
Filed — Alteration CO
INTERIOR RENOVATION TO CONVERT EXISTING 4-DWELLING UNIT TO 3-DWELLING UNIT. OBTAIN NEW C OF O.
Q01406797-I1
05/23/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
05/23/2026
Special inspection requirement — Energy Code Compliance Inspections
05/23/2026
Special inspection requirement — Fire-Resistance Rated Construction
05/23/2026
Special inspection requirement — Final
05/23/2026
Special inspection requirement — HVAC-R and service water heating equipment
05/23/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
05/23/2026
Special inspection requirement — HVAC-R and service water heating system controls
05/23/2026
Special inspection requirement — Mechanical Systems
05/08/2026
Violation issued (HPD, open)
A
03/31/2023
Violation issued (HPD, closed)
A
03/10/2022
Violation issued (HPD, closed)
I
03/10/2022
Violation issued (HPD, closed)
A
04/20/2021
Violation issued (HPD, closed)
A
10/26/2018
Violation issued (HPD, closed)
I
11/29/2016
Violation issued (HPD, closed)
I
10/20/2015
Violation issued (HPD, closed)
I
11/05/2008
Violation issued (ECB, closed)
Unknown
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
NASH BUILDERS103/22/2026
AFMM603/21/2026
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
LOUIS KONG ARCHITECTURE LLC106/30/2026
AMERILAND BROOK LLC105/23/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
KALE CONSTRUCTION INCGeneral Contractor109/18/2026
WATSON'S PLBG, HTG, & BDGPlumbing107/25/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
AMERILAND BROOK LLC1506106/30/2026
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionPermit IssuedKALE CONSTRUCTION INC09/17/2026
DOB NOWPlumbingPermit IssuedWATSON'S PLBG, HTG, & BDG07/23/2026
BIS—ISSUEDNASH BUILDERS INC08/10/2009
BISSPISSUEDAJC SPRINKLER CORP08/10/2009
BISPLISSUEDD.D.S. MECH PBG&HTG CORP11/05/2008
BIS—ISSUEDNASH BUILDERS INC10/08/2008
BISEQISSUEDNASH BUILDERS INC10/08/2008
BIS—ISSUEDVERA CONSTRUCTION07/31/2008
BISEQISSUEDVERA CONSTRUCTION INC07/30/2008
BIS—ISSUEDVERA CONSTRUCTION INC07/30/2008
▾Special Inspection Requirements (DOB NOW) — 18
DateRequirementInspectorRole
07/29/2026Duct leakage testing, insulation and design—energy_progress
06/30/2026Fire-Resistant Penetrations and JointsXIAOHONG ZHAOspecial
06/29/2026Fenestration air leakage—energy_progress
06/29/2026Fenestration and door U-factor and product ratings—energy_progress
06/29/2026Ventilation and air distribution system—energy_progress
06/29/2026Insulation placement and R values—energy_progress
06/29/2026Fenestration areas—energy_progress
06/29/2026Air barrier - visual inspection—energy_progress
06/29/2026Permanent certificate—energy_progress
06/29/2026Interior lighting power—energy_progress
05/23/2026Fire-Resistant Penetrations and Joints—special
05/23/2026Energy Code Compliance Inspections—progress
05/23/2026Fire-Resistance Rated Construction—progress
05/23/2026Final—progress
05/23/2026HVAC-R and service water heating equipment—energy_progress
05/23/2026HVAC-R and service water piping design and insulation—energy_progress
05/23/2026HVAC-R and service water heating system controls—energy_progress
05/23/2026Mechanical Systems—special
▾Documents — 133 on file (BIS + DOB NOW)
▸Plans & Drawings2
▸DOB NOWPlans/Sketch2
08/16/2026Q01406797-S1Request digital key ↗
08/15/2026Q01406797-I1Request digital key ↗
▸Applications & Permits21
▸BISPLAN / WORK APPROVAL APPLICATION13
07/28/2009410149487Open ↗
07/27/2009410169838Open ↗
04/17/2009410169838Open ↗
Showing 3 of 13 on file for this type
▸BISWORK PERMIT APPLICATION7
08/10/2009410149487Open ↗
08/10/2009410169838Open ↗
08/10/2009410169838Open ↗
Showing 3 of 7 on file for this type
▸BISCERTIFICATE OF OCCUPANCY APPLICATION1
08/14/2009410149487Open ↗
▸Zoning, Tax Lot & Property Records4
▸BISTAX LOT- FINAL LOT NUMBER ISSUED2
01/11/2010410149487Open ↗
01/11/2010410149487Open ↗
▸BISTAX LOT- TENTATIVE LOT NUMBER ISSUED1
12/24/2009410149487Open ↗
▸DOB NOWZoning Exhibit form (1-5)1
08/15/2026Q01406797-I1Open ↗
▸Seals & Professional Certifications14
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION9
01/11/2010410149487Open ↗
12/24/2009410149487Open ↗
12/22/2009410149487Open ↗
Showing 3 of 9 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature2
08/16/2026Q01406797-S1Open ↗
08/16/2026Q01406797-I1Open ↗
▸BISPROFESSIONAL CERTIFIED CHECKLIST1
08/01/2008410147489Open ↗
▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM1
08/01/2008410147489Open ↗
▸DOB NOWSpecial Inspector Seal & Signature1
08/23/2026Q01406797-S1Open ↗
▸Trade Schedules & Equipment33
▸BISSELF-CERT PLUMBING NOTICE8
09/04/2009410149487Open ↗
09/02/2009410149487Open ↗
08/28/2009410169838Open ↗
Showing 3 of 8 on file for this type
▸BISSCHEDULE B - PLUMBING6
07/28/2009410149487Open ↗
07/27/2009410169838Open ↗
03/17/2009410149487Open ↗
Showing 3 of 6 on file for this type
▸BISWATER METER PERMIT : DEP-METER5
08/28/2009410169838Open ↗
08/17/2009410149487Open ↗
08/17/2009410149487Open ↗
Showing 3 of 5 on file for this type
▸BISPLUMBING - SUPPORTING DOCUMENTATION4
09/01/2009410169838Open ↗
08/17/2009410149487Open ↗
07/31/2008410137294Open ↗
Showing 3 of 4 on file for this type
▸BISSEWER/HOUSE CON SIGNOFF: DEP HC 0213
08/17/2009410149487Open ↗
08/17/2009410149487Open ↗
07/31/2008410137294Open ↗
▸BISRPZ/DDCV TEST REPORT : GEN215B2
08/28/2009410169838Open ↗
08/17/2009410149487Open ↗
▸BISGAS CUT-OFF2
07/31/2008410137294Open ↗
07/30/2008410137285Open ↗
▸BISSEWER CONNECTION: DEP SD1 & SD21
07/30/2008410137285Open ↗
▸BISELECTRIC CUT-OFF1
07/31/2008410137294Open ↗
▸BISSPRINKLER INSP REPORT : FP-851
08/28/2009410169838Open ↗
▸Safety & Tenant Protection17
▸BISEXCAVATION OR DEMOLITION: 5-DAY NOTICE14
07/31/2008410137294Open ↗
07/31/2008410137294Open ↗
07/31/2008410137294Open ↗
Showing 3 of 14 on file for this type
▸BISSTREET TREE CHECKLIST2
08/26/2008410149487Open ↗
08/01/2008410147489Open ↗
▸DOB NOWStreet Tree Checklist1
08/15/2026Q01406797-I1Open ↗
▸Environmental & Asbestos6
▸BISASBESTOS EXEMPTION CERTIFICATION LETTER3
09/23/2008410169838Open ↗
08/01/2008410147489Open ↗
07/30/2008410137285Open ↗
▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'3
07/31/2008410137294Open ↗
07/15/2008410137294Open ↗
07/15/2008410137285Open ↗
▸Inspections & Test Reports2
▸BISTECHNICAL REPORT: CONCRETE/TEST CYLINDER1
01/06/2010410149487Open ↗
▸BISConcrete Design Mix - 2008 CODE1
01/06/2010410149487Open ↗
▸Approvals, Objections & Sign-offs17
▸BISADMINISTRATIVE OBJECTIONS5
09/23/2008410169838Open ↗
08/26/2008410149487Open ↗
08/01/2008410147489Open ↗
Showing 3 of 5 on file for this type
▸BISSCHEDULE A - OCCUPANCY / USE4
11/24/2008410149487Open ↗
10/07/2008410149487Open ↗
09/12/2008410149487Open ↗
Showing 3 of 4 on file for this type
▸BISLETTERS - SUPPORTING DOCUMENTATION3
11/20/2009410169838Open ↗
08/28/2009410169838Open ↗
07/31/2008410137294Open ↗
▸BISTAP LETTER - DOM SVC : DEP-DOM3
09/04/2009410149487Open ↗
08/28/2009410169838Open ↗
08/17/2009410149487Open ↗
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST2
01/11/2010410149487Open ↗
11/20/2009410169838Open ↗
▸Cost, Insurance & Ownership1
▸BISCOST AFFIDAVIT1
09/23/2008410169838Open ↗
▸Filing & Intake Forms11
▸BISEFILING COVER SHEET6
09/23/2008410169838Open ↗
08/26/2008410149487Open ↗
08/26/2008410149487Open ↗
Showing 3 of 6 on file for this type
▸BISADDITIONAL INFORMATION2
12/24/2009410149487Open ↗
08/26/2008410149487Open ↗
▸BISSRO INTAKE FORM(SRO1)2
07/31/2008410137294Open ↗
07/30/2008410137285Open ↗
▸BISBPP: CHECKLIST IN LIEU OF PLANS-ALT31
08/01/2008410147489Open ↗
▸Other Documents5
▸BISCONSTRUCTION - SUPPORTING DOCUMENTATION2
07/30/2008410137285Open ↗
07/30/2008410137285Open ↗
▸BISPLOT DIAGRAM1
08/26/2008410149487Open ↗
▸BISPC FILING CLUSTER DETAILS1
07/31/2008410137294Open ↗
▸DOB NOWProperty Ownership Certification1
08/15/2026Q01406797-I1Open ↗