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Two stories - detached, small or mid-size
248-14 THORNHILL AVENUE
QUEENS · Douglaston-Little Neck · BIN 4170824
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1945Year Built
2.5Stories
A1Building Class
R2AZoning
2,851 sfGross Floor Area
1Units
FDNY Report ↗
Two stories - detached, small or mid-size · 5,253 sf lot · 0.54 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralMechanicalPlumbingCivil
Attic23p · 1 filing · 20 docs
Floor 235p · 4 filings · 20 docs
Floor 133p · 3 filings · 20 docs
Cellar29p · 2 filings · 20 docs
Site & exterior1p · 1 filing · 2 docs
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
04/19/2024$2.5M—THORNHILL DEVELOPMENT LLC → Private party$879/sf building
07/29/2021$910K—— → —$319/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
ALPHA HOME DESIGN LLC111/06/2023
FANG ARCHITECT710/13/2023
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
INDESIGN STUDIO603/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
GREAT ONE CONSTRUCTION LLGeneral Contractor707/08/2026
FLUSHING ONE CONSTRUCTIONGeneral Contractor507/08/2026
CATMAN PLUMBING INCPlumbing207/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
YAN GAO6619111/06/2023
FANG ARCHITECT5513610/13/2023
Building Lifecycle
All (71)Filed (8)Permit Issued (9)Signed Off (4)Inspection (6)Objection (14)Special Inspection (30)
01/12/2024
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
01/04/2024
Signed off — Alteration
PROPOSED NEW BALCONY AT 2ND FLOOR AS PER PLAN FILED HEREWITH. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
Q00955775-I1
01/02/2024
Inspection — Pass-Final General Construction Non-Directive 14
Pass
View inspection ↗
11/13/2023
Permit issued — General Construction
Q00955775-I1-GC-CX
11/06/2023
Filed — Alteration
PROPOSED NEW BALCONY AT 2ND FLOOR AS PER PLAN FILED HEREWITH. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
Q00955775-I1
10/31/2023
Special inspection requirement — Structural Steel - Details
YAN GAO
10/31/2023
Special inspection requirement — Concrete - Cast-In-Place
YAN GAO
10/31/2023
Special inspection requirement — Structural Steel - High Strength Bolting
YAN GAO
10/31/2023
Special inspection requirement — Structural Stability – Alterations of existing buildings
YAN GAO
10/31/2023
Special inspection requirement — Final
YAN GAO
10/31/2023
Special inspection requirement — Energy Code Compliance Inspections
YAN GAO
10/13/2023
Filed — Alteration CO
PROPOSE VERTICAL & HORIZONTAL EXTENSION TO EXIST. 1-FAMILY BUILDING. AND TO OBTAIN NEW C OF O.
Q00691569-P3
10/13/2023
Special inspection requirement — Structural Stability – Alterations of existing buildings
DEZHANG FANG
10/13/2023
Special inspection requirement — Structural Steel - High Strength Bolting
DEZHANG FANG
10/13/2023
Special inspection requirement — Energy Code Compliance Inspections
DEZHANG FANG
10/13/2023
Special inspection requirement — Final
DEZHANG FANG
10/13/2023
Special inspection requirement — Fire-Resistance Rated Construction
DEZHANG FANG
10/13/2023
Special inspection requirement — Footing and Foundation
DEZHANG FANG
10/13/2023
Special inspection requirement — Structural Wood Frame
DEZHANG FANG
10/13/2023
Special inspection requirement — Interior lighting power
DEZHANG FANG
10/13/2023
Special inspection requirement — Maintenance information
DEZHANG FANG
10/13/2023
Special inspection requirement — Insulation placement and R values
DEZHANG FANG
10/13/2023
Special inspection requirement — Fenestration air leakage
DEZHANG FANG
10/13/2023
Special inspection requirement — Metering
DEZHANG FANG
10/13/2023
Special inspection requirement — Fenestration and door U-factor and product ratings
DEZHANG FANG
10/13/2023
Special inspection requirement — Fenestration areas
DEZHANG FANG
10/13/2023
Special inspection requirement — Air barrier - visual inspection
DEZHANG FANG
10/13/2023
Special inspection requirement — Concrete - Cast-In-Place
DEZHANG FANG
10/13/2023
Special inspection requirement — Excavations - Sheeting, Shoring, and Bracing
DEZHANG FANG
10/13/2023
Special inspection requirement — Fire-Resistant Penetrations and Joints
DEZHANG FANG
10/13/2023
Special inspection requirement — Masonry
DEZHANG FANG
08/15/2023
Signed off — Alteration
PROPOSE (2) A.C UNITS AT OSP, IN-CONJUNCTION WITH JOB. Q00691569. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
Q00691694-I1
08/10/2023
Permit issued — Mechanical Systems
Q00691694-I1-MS
08/10/2023
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
08/08/2023
Filed — Alteration
PROPOSE (2) A.C UNITS AT OSP, IN-CONJUNCTION WITH JOB. Q00691569. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
Q00691694-I1
08/08/2023
Special inspection requirement — Fire-Resistant Penetrations and Joints
DEZHANG FANG
08/08/2023
Special inspection requirement — Energy Code Compliance Inspections
DEZHANG FANG
08/08/2023
Special inspection requirement — HVAC-R and service water heating system controls
DEZHANG FANG
08/08/2023
Special inspection requirement — HVAC-R and service water piping design and insulation
DEZHANG FANG
08/08/2023
Special inspection requirement — Duct leakage testing, insulation and design
DEZHANG FANG
06/29/2023
Signed off — Alteration
Q00629549-I1
06/29/2023
Signed off — Alteration
PLUMBING WORK OF 1-FAMILY BUILDING IN CONJUNCTION WITH JOB# Q00691569. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
Q00691693-I1
05/18/2023
Filed — Alteration CO
PROPOSE VERTICAL & HORIZONTAL EXTENSION TO EXIST. 1-FAMILY BUILDING. AND TO OBTAIN NEW C OF O.
Q00691569-P1
05/05/2023
Permit issued — Plumbing
Q00691693-I1-PL
02/03/2023
Permit issued — Foundation
Q00691569-I1-GC-CX
02/03/2023
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
02/03/2023
Inspection — Certified Storm Drainage-ST-Piping-Underground
Certified
View inspection ↗
02/03/2023
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
02/02/2023
Permit issued — Construction Fence
Q00629549-I1-FN
01/30/2023
Filed — Alteration
PLUMBING WORK OF 1-FAMILY BUILDING IN CONJUNCTION WITH JOB# Q00691569. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
Q00691693-P1
04/23/2022
Permit issued — Plumbing
Q00691693-I1-PL
04/20/2022
Filed — Alteration
PLUMBING WORK OF 1-FAMILY BUILDING IN CONJUNCTION WITH JOB# Q00691569. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
Q00691693-I1
04/15/2022
Permit issued — General Construction
Q00691569-I1-GC-CX
03/31/2022
Objection raised — Admin
03/31/2022
Objection resolved — Addressed
03/10/2022
Objection raised — Scope
03/10/2022
Objection resolved — Addressed
03/10/2022
Objection raised — Scope
03/10/2022
Objection resolved — Addressed
03/10/2022
Objection raised — Scope
Latest 60 of 71 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionSigned-offGREAT ONE CONSTRUCTION LL11/13/2023
DOB NOWMechanical SystemsSigned-offGREAT ONE CONSTRUCTION LL08/10/2023
DOB NOWPlumbingSigned-offCATMAN PLUMBING INC05/05/2023
DOB NOWFoundationPermit IssuedGREAT ONE CONSTRUCTION LL02/03/2023
DOB NOWConstruction FenceSigned-offGREAT ONE CONSTRUCTION LL02/02/2023
DOB NOWPlumbingSigned-offCATMAN PLUMBING INC04/23/2022
DOB NOWGeneral ConstructionPermit IssuedFLUSHING ONE CONSTRUCTION04/15/2022
DOB NOWConstruction FenceSigned-offFLUSHING ONE CONSTRUCTION02/18/2022
DOB NOWConstruction FenceSigned-offFLUSHING ONE CONSTRUCTION11/16/2021
1 project · most recent 08/07/2023
General Wiring
FiledStatusContractorScope
08/07/2023CompleteR & T ELECTRICAL CORPGeneral Wiring
1 project · most recent 10/13/2023
Wood
FiledStatusContractorScope
10/13/2023Permit IssuedGREAT ONE CONSTRUCTION LLWood
1 project · most recent 10/13/2023
Earthwork
FiledStatusContractorScope
10/13/2023Permit IssuedGREAT ONE CONSTRUCTION LLEarthwork
▾Field Inspections (DOB CAP) — 6
DateTypeResultReport
01/12/2024Pass-Final CND-Occupancy InspectionPassView ↗
01/02/2024Pass-Final General Construction Non-Directive 14PassView ↗
08/10/2023Pass-Final CND-Occupancy InspectionPassView ↗
02/03/2023Certified Gas-Gas-Piping-RoughingCertifiedView ↗
02/03/2023Certified Storm Drainage-ST-Piping-UndergroundCertifiedView ↗
02/03/2023Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 39
DateRequirementInspectorRole
10/31/2023Structural Steel - DetailsYAN GAOspecial
10/31/2023Concrete - Cast-In-PlaceYAN GAOspecial
10/31/2023Structural Steel - High Strength BoltingYAN GAOspecial
10/31/2023Structural Stability – Alterations of existing buildingsYAN GAOspecial
10/31/2023FinalYAN GAOprogress
10/31/2023Energy Code Compliance InspectionsYAN GAOprogress
10/13/2023Structural Stability – Alterations of existing buildingsDEZHANG FANGspecial
10/13/2023Structural Steel - High Strength BoltingDEZHANG FANGspecial
10/13/2023Energy Code Compliance InspectionsDEZHANG FANGprogress
10/13/2023FinalDEZHANG FANGprogress
10/13/2023Fire-Resistance Rated ConstructionDEZHANG FANGprogress
10/13/2023Footing and FoundationDEZHANG FANGprogress
10/13/2023Structural Wood FrameDEZHANG FANGprogress
10/13/2023Interior lighting powerDEZHANG FANGenergy_progress
10/13/2023Maintenance informationDEZHANG FANGenergy_progress
10/13/2023Insulation placement and R valuesDEZHANG FANGenergy_progress
10/13/2023Fenestration air leakageDEZHANG FANGenergy_progress
10/13/2023MeteringDEZHANG FANGenergy_progress
10/13/2023Fenestration and door U-factor and product ratingsDEZHANG FANGenergy_progress
10/13/2023Fenestration areasDEZHANG FANGenergy_progress
10/13/2023Air barrier - visual inspectionDEZHANG FANGenergy_progress
10/13/2023Concrete - Cast-In-PlaceDEZHANG FANGspecial
10/13/2023Excavations - Sheeting, Shoring, and BracingDEZHANG FANGspecial
10/13/2023Fire-Resistant Penetrations and JointsDEZHANG FANGspecial
10/13/2023MasonryDEZHANG FANGspecial
Latest 25 of 39.
▾Documents — 59 on file (BIS + DOB NOW)
▸Plans & Drawings8
▸DOB NOWPlans/Sketch8
08/27/2026Q00629549-I1Request digital key ↗
08/26/2026Q00691693-I1Request digital key ↗
08/26/2026Q00691693-P1Request digital key ↗
Showing 3 of 8 on file for this type
▸Zoning, Tax Lot & Property Records4
▸DOB NOWZD1: DOB Zoning Diagram3
08/13/2026Q00691569-I1Open ↗
08/13/2026Q00691569-P1Open ↗
08/13/2026Q00691569-P3Open ↗
▸DOB NOWHouse Number Verification: TOPO Stamp1
08/13/2026Q00691569-I1Open ↗
▸Seals & Professional Certifications21
▸DOB NOWDPL-1: Design Professional Seal & Signature8
08/27/2026Q00629549-I1Open ↗
08/23/2026Q00955775-I1Open ↗
08/13/2026Q00691693-P1Open ↗
Showing 3 of 8 on file for this type
▸DOB NOWProgress Inspector Seal & Signature7
09/01/2026Q00691693-P1Open ↗
09/01/2026Q00691693-P1Open ↗
09/01/2026Q00691694-I1Open ↗
Showing 3 of 7 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature6
09/01/2026Q00691693-P1Open ↗
09/01/2026Q00691694-I1Open ↗
08/27/2026Q00955775-I1Open ↗
Showing 3 of 6 on file for this type
▸Safety & Tenant Protection3
▸DOB NOWStreet Tree Checklist3
08/13/2026Q00691569-I1Open ↗
08/13/2026Q00691569-P1Open ↗
08/13/2026Q00691569-P3Open ↗
▸Environmental & Asbestos7
▸DOB NOWDEP ACP-5: Asbestos Assessment Report7
08/23/2026Q00955775-I1Open ↗
08/13/2026Q00691569-I1Open ↗
08/13/2026Q00691569-P1Open ↗
Showing 3 of 7 on file for this type
▸Energy Compliance2
▸DOB NOWEN2: As Built Energy Analysis2
08/13/2026Q00691569-I1Open ↗
08/13/2026Q00691693-I1Open ↗
▸Other Documents14
▸DOB NOWPlot Diagram3
08/13/2026Q00691569-I1Open ↗
08/13/2026Q00691569-P1Open ↗
08/13/2026Q00691569-P3Open ↗
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone3
08/13/2026Q00691569-P1Open ↗
08/13/2026Q00691569-P3Open ↗
08/13/2026Q00691569-I1Open ↗
▸DOB NOWProperty Ownership Certification3
08/13/2026Q00691569-P1Open ↗
08/13/2026Q00691569-I1Open ↗
08/13/2026Q00691569-P3Open ↗
▸DOB NOWSite Survey: Initial3
08/13/2026Q00691569-I1Open ↗
08/13/2026Q00691569-P1Open ↗
08/13/2026Q00691569-P3Open ↗
▸DOB NOWAdjoining Owners Notification1
08/13/2026Q00691569-I1Open ↗
▸DOB NOWFinal Survey1
08/13/2026Q00691569-I1Open ↗