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Two stories - detached, small or mid-size
166-12 21 AVENUE
QUEENS · BIN 4129180
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1950Year Built
2Stories
A1Building Class
R2AZoning
2,002 sfGross Floor Area
1Units
FDNY Report ↗
Two stories - detached, small or mid-size · 3,998 sf lot · 0.5 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralPlumbing
Roof1p · 1 filing · 6 docs
Floor 27p · 1 filing · 20 docs
Floor 17p · 1 filing · 20 docs
Cellar11p · 2 filings · 20 docs
1 job · most recent 08/01/2025
Air Conditioning Systems Heating Systems
FiledStatusContractorScopeMake / Model / Capacity
08/01/2025Permit IssuedPRIMROSE SERVICE INCAir Conditioning Systems, Heating Systems
Cooling
Goodman GSX140361 3 tons · Condensing Unit ×4
Heating
Weil-Mclain GWA-140-N-T 140,000 BTU · Boiler ×2
1 job · most recent 04/15/2025
General Wiring
FiledStatusContractorScope
04/15/2025CompleteCL ELECTRICAL CORPGeneral Wiring
1 job · most recent 08/01/2025
Steel Concrete Masonry Wood
FiledStatusContractorScope
08/01/2025Permit IssuedPRIMROSE SERVICE INCSteel, Concrete, Masonry, Wood
Building Lifecycle
All (58)Filed (8)Permit Issued (9)Signed Off (3)Inspection (8)Special Inspection (30)
08/07/2025
Special inspection requirement — Air barrier - visual inspection
BRIAN ILL
08/07/2025
Special inspection requirement — Insulation placement and R values
BRIAN ILL
08/07/2025
Special inspection requirement — Fenestration and door U-factor and product ratings
BRIAN ILL
08/07/2025
Special inspection requirement — Construction Operations Influencing Adjacent Structures
BRIAN ILL
08/07/2025
Special inspection requirement — Structural Stability – Alterations of existing buildings
BRIAN ILL
08/07/2025
Special inspection requirement — Subgrade Inspections
XIAOHONG ZHAO
08/07/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
BRIAN ILL
08/07/2025
Special inspection requirement — Excavations - Sheeting, Shoring, and Bracing
XIAOHONG ZHAO
08/07/2025
Special inspection requirement — Subsurface Conditions – Fill Placement & In-Place Density
XIAOHONG ZHAO
08/07/2025
Special inspection requirement — Concrete - Cast-In-Place
BRIAN ILL
08/07/2025
Special inspection requirement — Masonry
BRIAN ILL
08/07/2025
Special inspection requirement — Structural Steel - Welding
BRIAN ILL
08/07/2025
Special inspection requirement — Structural Steel - High Strength Bolting
XIAOHONG ZHAO
08/07/2025
Special inspection requirement — Mechanical Systems
BRIAN ILL
08/07/2025
Special inspection requirement — Private On-Site Storm Water Disposal Systems-, and Detention Facilities, Installation
BRIAN ILL
08/07/2025
Special inspection requirement — Heating Systems
BRIAN ILL
08/07/2025
Special inspection requirement — Energy Code Compliance Inspections
BRIAN ILL
08/07/2025
Special inspection requirement — Footing and Foundation
BRIAN ILL
08/07/2025
Special inspection requirement — Structural Wood Frame
BRIAN ILL
08/07/2025
Special inspection requirement — Final
BRIAN ILL
08/07/2025
Special inspection requirement — Fire-Resistance Rated Construction
BRIAN ILL
08/07/2025
Special inspection requirement — HVAC-R and service water piping design and insulation
BRIAN ILL
08/07/2025
Special inspection requirement — Permanent certificate
BRIAN ILL
08/07/2025
Special inspection requirement — Interior lighting power
BRIAN ILL
08/07/2025
Special inspection requirement — Fenestration air leakage
BRIAN ILL
08/07/2025
Special inspection requirement — Fenestration areas
BRIAN ILL
08/07/2025
Special inspection requirement — Ventilation and air distribution system
BRIAN ILL
08/07/2025
Special inspection requirement — Air barrier — testing
BRIAN ILL
08/07/2025
Special inspection requirement — HVAC-R and service water heating equipment
BRIAN ILL
08/07/2025
Special inspection requirement — Electric vehicle service equipment requirements
BRIAN ILL
08/01/2025
Filed — ALT-CO - New Building with Existing Elements to Remain
EXISTING ONE FAMILY ENLARGEMENT AND ALTERATION PER PLANS SUBMITTED TO COMPLY WITH NEW BUILDING REQUIREMENT, OBTAIN NEW C OF O.
Q00828141-P3
06/10/2025
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
05/21/2025
Filed — ALT-CO - New Building with Existing Elements to Remain
EXISTING ONE FAMILY ENLARGEMENT AND ALTERATION PER PLANS SUBMITTED TO COMPLY WITH NEW BUILDING REQUIREMENT, OBTAIN NEW C OF O.
Q00828141-P2
05/21/2025
Signed off — Alteration
REPAIR EXISTING CURB CUT ACCESS TO OPEN PARKING SPACE, IN CONJUNCTION WITH ALT.-1 NO.# Q00828141 & BPP NO.# 440780255
Q00864101-I1
05/05/2025
Inspection — Pass-Final Curb Cut Non-Directive 14
Pass
View inspection ↗
04/09/2025
Permit issued — Curb Cut
Q00864101-I1-CC
04/08/2025
Signed off — Alteration
INSTALL TEMP CONSTRUCTION FENCE IN CONJUNCTION WITH ALT-1 #Q00828141
Q00863388-I1
04/08/2025
Signed off — Alteration
PLUMBING AND STORM DRAINAGE FACILITY WORK, REPLACE, RELOCATE AND INSTALL PLUMBING FIXTURES PER PLANS SHOWN, UNDER ALT.-1 #Q00828141
Q00832134-I1
03/14/2025
Filed — Alteration
PLUMBING AND STORM DRAINAGE FACILITY WORK, REPLACE, RELOCATE AND INSTALL PLUMBING FIXTURES PER PLANS SHOWN, UNDER ALT.-1 #Q00828141
Q00832134-P1
02/06/2025
Filed — ALT-CO - New Building with Existing Elements to Remain
EXISTING ONE FAMILY ENLARGEMENT AND ALTERATION PER PLANS SUBMITTED TO COMPLY WITH NEW BUILDING REQUIREMENT, OBTAIN NEW C OF O.
Q00828141-P1
04/08/2024
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
03/25/2024
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
03/11/2024
Permit issued — Structural
Q00828141-I1-GC
03/07/2024
Permit issued — Construction Fence
Q00863388-I1-FN
10/26/2023
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
10/13/2023
Inspection — Certified Storm Drainage-ST-Piping-Underground
Certified
View inspection ↗
10/13/2023
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
10/13/2023
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
06/22/2023
Filed — Alteration
REPAIR EXISTING CURB CUT ACCESS TO OPEN PARKING SPACE, IN CONJUNCTION WITH ALT.-1 NO.# Q00828141 & BPP NO.# 440780255
Q00864101-I1
05/30/2023
Permit issued — Plumbing
Q00832134-I1-PL
05/23/2023
Permit issued — Earth Work
Q00828141-I1-ST
05/23/2023
Permit issued — Structural
Q00828141-I1-GC
05/23/2023
Permit issued — General Construction
Q00828141-I1-MS
05/23/2023
Permit issued — Mechanical Systems
Q00828141-I1-FO-EA
05/03/2023
Permit issued — Construction Fence
Q00863388-I1-FN
04/24/2023
Filed — Alteration
INSTALL TEMP CONSTRUCTION FENCE IN CONJUNCTION WITH ALT-1 #Q00828141
Q00863388-I1
04/24/2023
Filed — Alteration
PLUMBING AND STORM DRAINAGE FACILITY WORK, REPLACE, RELOCATE AND INSTALL PLUMBING FIXTURES PER PLANS SHOWN, UNDER ALT.-1 #Q00828141
Q00832134-I1
03/07/2023
Filed — ALT-CO - New Building with Existing Elements to Remain
EXISTING ONE FAMILY ENLARGEMENT AND ALTERATION PER PLANS SUBMITTED TO COMPLY WITH NEW BUILDING REQUIREMENT, OBTAIN NEW C OF O.
Q00828141-I1
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
11/10/2022$780K—Private party → Private party$390/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
BRIAN ILL DEVELOPMENT LLC208/01/2025
ARC CONSULTING ENGINEERS605/21/2025
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
NEW HENGDA CONSTRUCTIONGeneral Contractor1307/08/2026
PRIMROSE SERVICE INCGeneral Contractor903/21/2026
ROCK E SMALL PLBG&HTG INCPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
AMERILAND BROOK LLC1506208/01/2025
BRIAN ILL DEVELOPMENT LLC1402208/01/2025
JOHN C CHEN ARCHITECT, PL2205305/21/2025
ARC CONSULTING ENGINEERS,4083104/24/2023
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWCurb CutSigned-offPRIMROSE SERVICE INC04/09/2025
DOB NOWStructuralPermit IssuedPRIMROSE SERVICE INC03/11/2024
DOB NOWConstruction FenceSigned-offPRIMROSE SERVICE INC03/07/2024
DOB NOWPlumbingSigned-offROCK E SMALL PLBG&HTG INC05/30/2023
DOB NOWEarth WorkSigned-offNEW HENGDA CONSTRUCTION05/23/2023
DOB NOWStructuralPermit IssuedNEW HENGDA CONSTRUCTION05/23/2023
DOB NOWGeneral ConstructionSigned-offNEW HENGDA CONSTRUCTION05/23/2023
DOB NOWMechanical SystemsSigned-offNEW HENGDA CONSTRUCTION05/23/2023
DOB NOWConstruction FenceSigned-offNEW HENGDA CONSTRUCTION05/03/2023
▾Field Inspections (DOB CAP) — 8
DateTypeResultReport
06/10/2025Pass-Final CND-Occupancy InspectionPassView ↗
05/05/2025Pass-Final Curb Cut Non-Directive 14PassView ↗
04/08/2024Pass-Final CND-Occupancy InspectionPassView ↗
03/25/2024Pass-Final CND-Occupancy InspectionPassView ↗
10/26/2023Certified Gas-Gas-Piping-RoughingCertifiedView ↗
10/13/2023Certified Storm Drainage-ST-Piping-UndergroundCertifiedView ↗
10/13/2023Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
10/13/2023Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 86
DateRequirementInspectorRole
08/07/2025Insulation placement and R valuesBRIAN ILLenergy_progress
08/07/2025HVAC-R and service water heating system controlsBRIAN ILLenergy_progress
08/07/2025Maintenance informationBRIAN ILLenergy_progress
08/07/2025Electric vehicle service equipment requirementsBRIAN ILLenergy_progress
08/07/2025Construction Operations Influencing Adjacent StructuresBRIAN ILLspecial
08/07/2025Structural Stability – Alterations of existing buildingsBRIAN ILLspecial
08/07/2025Subgrade InspectionsXIAOHONG ZHAOspecial
08/07/2025Fire-Resistant Penetrations and JointsBRIAN ILLspecial
08/07/2025Excavations - Sheeting, Shoring, and BracingXIAOHONG ZHAOspecial
08/07/2025Subsurface Conditions – Fill Placement & In-Place DensityXIAOHONG ZHAOspecial
08/07/2025Concrete - Cast-In-PlaceBRIAN ILLspecial
08/07/2025MasonryBRIAN ILLspecial
08/07/2025Structural Steel - WeldingBRIAN ILLspecial
08/07/2025Structural Steel - High Strength BoltingXIAOHONG ZHAOspecial
08/07/2025Mechanical SystemsBRIAN ILLspecial
08/07/2025Private On-Site Storm Water Disposal Systems-, and Detention Facilities, InstallationBRIAN ILLspecial
08/07/2025Heating SystemsBRIAN ILLspecial
08/07/2025Energy Code Compliance InspectionsBRIAN ILLprogress
08/07/2025Footing and FoundationBRIAN ILLprogress
08/07/2025Structural Wood FrameBRIAN ILLprogress
08/07/2025FinalBRIAN ILLprogress
08/07/2025Fire-Resistance Rated ConstructionBRIAN ILLprogress
08/07/2025HVAC-R and service water piping design and insulationBRIAN ILLenergy_progress
08/07/2025Permanent certificateBRIAN ILLenergy_progress
08/07/2025Interior lighting powerBRIAN ILLenergy_progress
Latest 25 of 86.
▾Documents — 121 on file (BIS + DOB NOW)
▸Plans & Drawings8
▸DOB NOWPlans/Sketch8
08/24/2026Q00832134-I1Request digital key ↗
08/24/2026Q00832134-P1Request digital key ↗
08/24/2026Q00863388-I1Request digital key ↗
Showing 3 of 8 on file for this type
▸Applications & Permits6
▸BISPLAN / WORK APPROVAL APPLICATION3
07/07/2025440780255Open ↗
05/10/2024440780255Open ↗
06/23/2023440780255Open ↗
▸BISBPP-5 - Authorization to the Department of Transportation2
08/27/2024440780255Open ↗
07/10/2023440780255Open ↗
▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION1
07/10/2023440780255Open ↗
▸Zoning, Tax Lot & Property Records9
▸DOB NOWZD1: DOB Zoning Diagram4
08/13/2026Q00828141-I1Open ↗
08/13/2026Q00828141-P1Open ↗
08/13/2026Q00828141-P3Open ↗
Showing 3 of 4 on file for this type
▸DOB NOWZoning Exhibit form (1-5)4
08/13/2026Q00828141-P2Open ↗
08/13/2026Q00828141-I1Open ↗
08/13/2026Q00828141-P3Open ↗
Showing 3 of 4 on file for this type
▸DOB NOWHouse Number Verification: TOPO Stamp1
08/13/2026Q00828141-I1Open ↗
▸Seals & Professional Certifications53
▸DOB NOWProgress Inspector Seal & Signature23
09/01/2026Q00832134-I1Open ↗
08/26/2026Q00828141-I1Open ↗
08/26/2026Q00828141-I1Open ↗
Showing 3 of 23 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature19
09/01/2026Q00832134-I1Open ↗
08/26/2026Q00828141-I1Open ↗
08/26/2026Q00828141-I1Open ↗
Showing 3 of 19 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature8
08/19/2026Q00828141-I1Open ↗
08/19/2026Q00828141-P3Open ↗
08/19/2026Q00828141-P2Open ↗
Showing 3 of 8 on file for this type
▸BISAPPLICANT OWNER SIGNATURE2
07/10/2023440780255Open ↗
06/23/2023440780255Open ↗
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY1
06/23/2023440780255Open ↗
▸Trade Schedules & Equipment4
▸DOB NOWDEP: Sewer Certification (Sanitary/Storm)4
08/13/2026Q00828141-P2Open ↗
08/13/2026Q00828141-I1Open ↗
08/13/2026Q00828141-P3Open ↗
Showing 3 of 4 on file for this type
▸Safety & Tenant Protection3
▸BISSTREET TREE CHECKLIST3
07/21/2025440780255Open ↗
06/23/2025440780255Open ↗
07/10/2023440780255Open ↗
▸Environmental & Asbestos4
▸DOB NOWDEP ACP-5: Asbestos Assessment Report4
08/19/2026Q00828141-P3Open ↗
08/19/2026Q00828141-P2Open ↗
08/19/2026Q00828141-P1Open ↗
Showing 3 of 4 on file for this type
▸Approvals, Objections & Sign-offs2
▸BISBPP-8 - Request Items for Builders Pavement Plan Signoff2
07/21/2025440780255Open ↗
06/23/2025440780255Open ↗
▸Cost, Insurance & Ownership2
▸BISBPP-11 - Affidavit as to Roadway Pavement And/Or Sidewalk and Curb Construction2
07/21/2025440780255Open ↗
06/23/2025440780255Open ↗
▸Filing & Intake Forms4
▸BISADDITIONAL INFORMATION2
07/10/2025440780255Open ↗
08/27/2024440780255Open ↗
▸BISEFILING JOB APPLICATION COVER SHEET1
07/10/2023440780255Open ↗
▸BISBPP: CHECKLIST IN LIEU OF PLANS-ALT31
07/10/2023440780255Open ↗
▸Other Documents26
▸BISBPP - SUPPORTING DOCUMENTATION11
07/21/2025440780255Open ↗
07/21/2025440780255Open ↗
07/21/2025440780255Open ↗
Showing 3 of 11 on file for this type
▸DOB NOWProperty Ownership Certification4
08/19/2026Q00828141-I1Open ↗
08/19/2026Q00828141-P3Open ↗
08/19/2026Q00828141-P2Open ↗
Showing 3 of 4 on file for this type
▸DOB NOWSite Survey: Initial4
08/13/2026Q00828141-P1Open ↗
08/13/2026Q00828141-P3Open ↗
08/13/2026Q00828141-I1Open ↗
Showing 3 of 4 on file for this type
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone4
08/13/2026Q00828141-P3Open ↗
08/13/2026Q00828141-I1Open ↗
08/13/2026Q00828141-P2Open ↗
Showing 3 of 4 on file for this type
▸BISBPP: PHOTOS-SIGNED/SEALED BY APPLICANT1
07/10/2023440780255Open ↗
▸DOB NOWAdjoining Owners Notification1
08/13/2026Q00828141-I1Open ↗
▸DOB NOWFinal Survey1
08/13/2026Q00828141-I1Open ↗