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One story - permanent living quarter
401 THORNYCROFT AVENUE
STATEN ISLAND · Great Kills-Eltingville · BIN 5066575
💬 Discuss this project
1955Year Built
1Stories
A2Building Class
R3AZoning
828 sfGross Floor Area
1Units
One story - permanent living quarter · 5,000 sf lot · 0.17 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralPlumbing
Floor 26p · 1 filing · 20 docs
Floor 16p · 1 filing · 20 docs
Cellar7p · 1 filing · 20 docs
Site & exterior1p · 1 filing · 2 docs
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
JAMES V MORRI508/25/2025
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
JAMES V MORRI, RA503/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
MADONIA DEVELOPMENT CORPGeneral Contractor507/08/2026
DUO PLUMBING & HTG CORP.Plumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
A TECH ENGINEERING NYC, P6738208/25/2025
Building Lifecycle
All (51)Filed (5)Permit Issued (4)Signed Off (2)Inspection (10)Special Inspection (30)
07/02/2026
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
05/06/2026
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
10/17/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
10/17/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
09/12/2025
Signed off — Alteration CO
VERTICAL ENLARGEMENT TO AN EXISTING ONE FAMILY RESIDENCE.
S01116707-S1
08/28/2025
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
08/27/2025
Special inspection requirement — Air barrier - visual inspection
anthony santoro
08/27/2025
Special inspection requirement — Structural Stability – Alterations of existing buildings
anthony santoro
08/27/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
anthony santoro
08/27/2025
Special inspection requirement — Energy Code Compliance Inspections
anthony santoro
08/27/2025
Special inspection requirement — Preliminary
anthony santoro
08/27/2025
Special inspection requirement — Fire-Resistance Rated Construction
anthony santoro
08/27/2025
Special inspection requirement — Final
anthony santoro
08/27/2025
Special inspection requirement — Structural Wood Frame
anthony santoro
08/27/2025
Special inspection requirement — Air barrier — testing
anthony santoro
08/27/2025
Special inspection requirement — HVAC-R and service water piping design and insulation
anthony santoro
08/27/2025
Special inspection requirement — Fenestration air leakage
anthony santoro
08/27/2025
Special inspection requirement — Fenestration areas
anthony santoro
08/27/2025
Special inspection requirement — Fenestration and door U-factor and product ratings
anthony santoro
08/27/2025
Special inspection requirement — Insulation placement and R values
anthony santoro
08/27/2025
Special inspection requirement — Lighting in dwelling units
anthony santoro
08/25/2025
Filed — Alteration CO
VERTICAL ENLARGEMENT TO AN EXISTING ONE FAMILY RESIDENCE.
S01116707-P2
08/25/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
anthony santoro
08/25/2025
Special inspection requirement — Structural Stability – Alterations of existing buildings
anthony santoro
08/25/2025
Special inspection requirement — Energy Code Compliance Inspections
anthony santoro
08/25/2025
Special inspection requirement — Final
anthony santoro
08/25/2025
Special inspection requirement — Fire-Resistance Rated Construction
anthony santoro
08/25/2025
Special inspection requirement — Preliminary
anthony santoro
08/25/2025
Special inspection requirement — Structural Wood Frame
anthony santoro
08/25/2025
Special inspection requirement — Fenestration air leakage
anthony santoro
08/25/2025
Special inspection requirement — Air barrier — testing
anthony santoro
08/25/2025
Special inspection requirement — Insulation placement and R values
anthony santoro
08/25/2025
Special inspection requirement — Fenestration areas
anthony santoro
08/25/2025
Special inspection requirement — Fenestration and door U-factor and product ratings
anthony santoro
08/25/2025
Special inspection requirement — Air barrier - visual inspection
anthony santoro
08/25/2025
Special inspection requirement — Lighting in dwelling units
anthony santoro
08/25/2025
Special inspection requirement — HVAC-R and service water piping design and insulation
anthony santoro
08/20/2025
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
08/14/2025
Signed off — Alteration
8 FOOT CONSTRUCTION FENCE
S01177470-I1
08/13/2025
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
08/07/2025
Permit issued — General Construction
S01116707-I1-GC
08/04/2025
Inspection — Certified Water and Sanitary-WS-Fixtures-Finish
Certified
View inspection ↗
07/23/2025
Filed — Alteration CO
VERTICAL ENLARGEMENT TO AN EXISTING ONE FAMILY RESIDENCE.
S01116707-P1
05/13/2025
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
04/28/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
04/11/2025
Permit issued — Plumbing
S01116707-S1-PL
04/10/2025
Filed — Alteration CO
VERTICAL ENLARGEMENT TO AN EXISTING ONE FAMILY RESIDENCE.
S01116707-S1
03/17/2025
Permit issued — Structural
S01116707-I1-ST
03/12/2025
Permit issued — Construction Fence
S01177470-I1-FN
03/05/2025
Filed — Alteration
8 FOOT CONSTRUCTION FENCE
S01177470-I1
11/05/2024
Filed — Alteration CO
VERTICAL ENLARGEMENT TO AN EXISTING ONE FAMILY RESIDENCE.
S01116707-I1
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionPermit IssuedMADONIA DEVELOPMENT CORP08/07/2025
DOB NOWPlumbingSigned-offDUO PLUMBING & HTG CORP.04/11/2025
DOB NOWStructuralSigned-offMADONIA DEVELOPMENT CORP03/17/2025
DOB NOWConstruction FenceSigned-offMADONIA DEVELOPMENT CORP03/12/2025
1 project · most recent 08/25/2025
Gas Water/Sanitary
FiledStatusContractorScope
08/25/2025Signed-offDUO PLUMBING & HTG CORP.Gas, Water/Sanitary
1 project · most recent 05/08/2025
General Wiring
FiledStatusContractorScope
05/08/2025CompleteCATELLO ELEC'L CONT., INCGeneral Wiring
▾Field Inspections (DOB CAP) — 10
DateTypeResultReport
07/02/2026Pass-Final PL - Up to 3 Requested FloorsPassView ↗
05/06/2026Pass-Final PL - Up to 3 Requested FloorsPassView ↗
10/17/2025Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
10/17/2025Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
08/28/2025Pass-Final PL - Up to 3 Requested FloorsPassView ↗
08/20/2025Pass-Final CND-Occupancy InspectionPassView ↗
08/13/2025Pass-Final PL - Up to 3 Requested FloorsPassView ↗
08/04/2025Certified Water and Sanitary-WS-Fixtures-FinishCertifiedView ↗
05/13/2025Pass-Final PL - Up to 3 Requested FloorsPassView ↗
04/28/2025Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 30
DateRequirementInspectorRole
08/27/2025Air barrier - visual inspectionanthony santoroenergy_progress
08/27/2025Structural Stability – Alterations of existing buildingsanthony santorospecial
08/27/2025Fire-Resistant Penetrations and Jointsanthony santorospecial
08/27/2025Energy Code Compliance Inspectionsanthony santoroprogress
08/27/2025Preliminaryanthony santoroprogress
08/27/2025Fire-Resistance Rated Constructionanthony santoroprogress
08/27/2025Finalanthony santoroprogress
08/27/2025Structural Wood Frameanthony santoroprogress
08/27/2025Air barrier — testing anthony santoroenergy_progress
08/27/2025HVAC-R and service water piping design and insulationanthony santoroenergy_progress
08/27/2025Fenestration air leakageanthony santoroenergy_progress
08/27/2025Fenestration areasanthony santoroenergy_progress
08/27/2025Fenestration and door U-factor and product ratingsanthony santoroenergy_progress
08/27/2025Insulation placement and R valuesanthony santoroenergy_progress
08/27/2025Lighting in dwelling unitsanthony santoroenergy_progress
08/25/2025Fire-Resistant Penetrations and Jointsanthony santorospecial
08/25/2025Structural Stability – Alterations of existing buildingsanthony santorospecial
08/25/2025Energy Code Compliance Inspectionsanthony santoroprogress
08/25/2025Finalanthony santoroprogress
08/25/2025Fire-Resistance Rated Constructionanthony santoroprogress
08/25/2025Preliminaryanthony santoroprogress
08/25/2025Structural Wood Frameanthony santoroprogress
08/25/2025Fenestration air leakageanthony santoroenergy_progress
08/25/2025Air barrier — testing anthony santoroenergy_progress
08/25/2025Insulation placement and R valuesanthony santoroenergy_progress
Latest 25 of 30.
▾Documents — 40 on file (BIS + DOB NOW)
▸Plans & Drawings5
▸DOB NOWPlans/Sketch5
08/20/2026S01177470-I1Request digital key ↗
08/18/2026S01116707-P2Request digital key ↗
08/18/2026S01116707-P1Request digital key ↗
Showing 3 of 5 on file for this type
▸Zoning, Tax Lot & Property Records6
▸DOB NOWHouse Number Verification: TOPO Stamp2
08/13/2026S01116707-I1Open ↗
08/13/2026S01116707-P2Open ↗
▸DOB NOWZoning Exhibit form (1-5)2
08/13/2026S01116707-P2Open ↗
08/13/2026S01116707-I1Open ↗
▸DOB NOWZD1: DOB Zoning Diagram2
08/13/2026S01116707-I1Open ↗
08/13/2026S01116707-P2Open ↗
▸Seals & Professional Certifications11
▸DOB NOWDPL-1: Design Professional Seal & Signature5
08/18/2026S01116707-I1Open ↗
08/18/2026S01116707-P2Open ↗
08/18/2026S01116707-P1Open ↗
Showing 3 of 5 on file for this type
▸DOB NOWProgress Inspector Seal & Signature4
08/26/2026S01116707-P2Open ↗
08/26/2026S01116707-P2Open ↗
08/24/2026S01116707-I1Open ↗
Showing 3 of 4 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature2
08/26/2026S01116707-P2Open ↗
08/24/2026S01116707-I1Open ↗
▸Safety & Tenant Protection5
▸DOB NOWStreet Tree Checklist2
08/13/2026S01116707-P2Open ↗
08/13/2026S01116707-I1Open ↗
▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1
08/13/2026S01116707-I1Open ↗
▸DOB NOWStreet Trees Site Plan1
08/13/2026S01116707-I1Open ↗
▸DOB NOWStreet Tree Sign Off1
08/13/2026S01116707-I1Open ↗
▸Environmental & Asbestos4
▸DOB NOWDEP ACP-5: Asbestos Assessment Report4
08/18/2026S01116707-P2Open ↗
08/18/2026S01116707-P1Open ↗
08/18/2026S01116707-S1Open ↗
Showing 3 of 4 on file for this type
▸Other Documents9
▸DOB NOWPlot Diagram2
08/13/2026S01116707-I1Open ↗
08/13/2026S01116707-P2Open ↗
▸DOB NOWSite Survey: Initial2
08/13/2026S01116707-P2Open ↗
08/13/2026S01116707-I1Open ↗
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone2
08/13/2026S01116707-P2Open ↗
08/13/2026S01116707-I1Open ↗
▸DOB NOWProperty Ownership Certification2
08/18/2026S01116707-P2Open ↗
08/18/2026S01116707-I1Open ↗
▸DOB NOWFinal Survey1
08/13/2026S01116707-I1Open ↗