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STATEN ISLAND
51 DAHLIA STREET
STATEN ISLAND · BIN 5177221
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—Year Built
—Stories
—Building Class
—Zoning
—Gross Floor Area
—Units
Locations of Work
ArchitectureMechanicalPlumbing
Permit Issued — active, not yet Signed-off
Floor 2Under Construction1 filing · 18 docs
Floor 1Under Construction1 filing · 18 docs
BasementUnder Construction1p · 1 filing · 18 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
WALLACE AVENUE CONST.LLC103/21/2026
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
JOSEPH M. MORACE, A.I.A., ARCHITECT207/14/2026
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
PATRICIA L. GASS103/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
WALLACE AVENUE CONSTR LLCGeneral Contractor107/08/2026
DUO PLUMBING & HTG CORP.Plumbing107/19/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
ISLAND ENGINEERING ASSOCI264109/29/2025
Building Lifecycle
All (33)Filed (2)Permit Issued (2)Inspection (2)Objection (1)Special Inspection (26)
08/14/2026
Inspection — Pass-Final PL - Underground
Pass
View inspection ↗
07/31/2026
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
07/17/2026
Permit issued — Plumbing
S01284415-S1-PL
07/14/2026
Filed — New Building
PROPOSED DETACHED TWO-FAMILY RESIDENCE WITH ACCESSORY BUILT-IN TWO CAR GARAGE.
S01284415-S1
05/18/2026
Permit issued — Mechanical Systems
S01284415-I1-GC-CX
10/15/2025
Objection raised — Scope
09/29/2025
Filed — New Building
PROPOSED DETACHED TWO-FAMILY RESIDENCE WITH ACCESSORY BUILT-IN TWO CAR GARAGE.
S01284415-I1
09/09/2025
Special inspection requirement — Mechanical Systems
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — Concrete - Cast-In-Place
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — Private On-Site Storm Water Disposal Systems-, and Detention Facilities, Installation
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — Subgrade Inspections
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — Final
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — Footing and Foundation
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — Energy Code Compliance Inspections
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — Fire-Resistance Rated Construction
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — Structural Wood Frame
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — Fenestration and door U-factor and product ratings
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — Metering
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — Air barrier — testing
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — Fenestration areas
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — HVAC-R and service water heating equipment
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — HVAC-R and service water heating system controls
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — HVAC-R and service water piping design and insulation
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — Permanent certificate
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — Insulation placement and R values
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — Interior lighting power
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — Air barrier - visual inspection
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — Maintenance information
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — Ventilation and air distribution system
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — Protection of exposed foundation insulation
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — Fenestration air leakage
WILLIAM DURDEN, P.E.
09/09/2025
Special inspection requirement — Electric vehicle service equipment requirements
WILLIAM DURDEN, P.E.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWPlumbingPermit IssuedDUO PLUMBING & HTG CORP.07/17/2026
DOB NOWMechanical SystemsPermit IssuedWALLACE AVENUE CONSTR LLC05/18/2026
1 project · most recent 06/25/2026
General Wiring
FiledStatusContractorScope
06/25/2026Permit IssuedA. J. CARUSO ELECTRICAL, INC.General Wiring
1 project · most recent 07/14/2026
Concrete Wood
FiledStatusContractorScope
07/14/2026Permit IssuedDUO PLUMBING & HTG CORP.Concrete, Wood
▾Field Inspections (DOB CAP) — 2
DateTypeResultReport
08/14/2026Pass-Final PL - UndergroundPassView ↗
07/31/2026Pass-Final PL - Up to 3 Requested FloorsPassView ↗
▾Special Inspection Requirements (DOB NOW) — 26
DateRequirementInspectorRole
09/09/2025Mechanical SystemsWILLIAM DURDEN, P.E.special
09/09/2025Concrete - Cast-In-PlaceWILLIAM DURDEN, P.E.special
09/09/2025Fire-Resistant Penetrations and JointsWILLIAM DURDEN, P.E.special
09/09/2025Private On-Site Storm Water Disposal Systems-, and Detention Facilities, InstallationWILLIAM DURDEN, P.E.special
09/09/2025Subgrade InspectionsWILLIAM DURDEN, P.E.special
09/09/2025FinalWILLIAM DURDEN, P.E.progress
09/09/2025Footing and FoundationWILLIAM DURDEN, P.E.progress
09/09/2025Energy Code Compliance InspectionsWILLIAM DURDEN, P.E.progress
09/09/2025Fire-Resistance Rated ConstructionWILLIAM DURDEN, P.E.progress
09/09/2025Structural Wood FrameWILLIAM DURDEN, P.E.progress
09/09/2025Fenestration and door U-factor and product ratingsWILLIAM DURDEN, P.E.energy_progress
09/09/2025MeteringWILLIAM DURDEN, P.E.energy_progress
09/09/2025Air barrier — testing WILLIAM DURDEN, P.E.energy_progress
09/09/2025Fenestration areasWILLIAM DURDEN, P.E.energy_progress
09/09/2025HVAC-R and service water heating equipmentWILLIAM DURDEN, P.E.energy_progress
09/09/2025HVAC-R and service water heating system controlsWILLIAM DURDEN, P.E.energy_progress
09/09/2025HVAC-R and service water piping design and insulationWILLIAM DURDEN, P.E.energy_progress
09/09/2025Permanent certificateWILLIAM DURDEN, P.E.energy_progress
09/09/2025Insulation placement and R valuesWILLIAM DURDEN, P.E.energy_progress
09/09/2025Interior lighting powerWILLIAM DURDEN, P.E.energy_progress
09/09/2025Air barrier - visual inspectionWILLIAM DURDEN, P.E.energy_progress
09/09/2025Maintenance informationWILLIAM DURDEN, P.E.energy_progress
09/09/2025Ventilation and air distribution systemWILLIAM DURDEN, P.E.energy_progress
09/09/2025Protection of exposed foundation insulationWILLIAM DURDEN, P.E.energy_progress
09/09/2025Fenestration air leakageWILLIAM DURDEN, P.E.energy_progress
Latest 25 of 26.
▾Documents — 18 on file (BIS + DOB NOW)
▸Plans & Drawings2
▸DOB NOWPlans/Sketch2
08/18/2026S01284415-S1Request digital key ↗
08/15/2026S01284415-I1Request digital key ↗
▸Zoning, Tax Lot & Property Records4
▸DOB NOWZD1: DOB Zoning Diagram2
08/15/2026S01284415-I1Open ↗
08/13/2026S01284415-I1Open ↗
▸DOB NOWHouse Number Verification: TOPO Stamp1
08/13/2026S01284415-I1Open ↗
▸DOB NOWZoning Exhibit form (1-5)1
08/15/2026S01284415-I1Open ↗
▸Seals & Professional Certifications5
▸DOB NOWProgress Inspector Seal & Signature2
09/02/2026S01284415-I1Open ↗
09/02/2026S01284415-I1Open ↗
▸DOB NOWDPL-1: Design Professional Seal & Signature2
08/18/2026S01284415-S1Open ↗
08/13/2026S01284415-I1Open ↗
▸DOB NOWSpecial Inspector Seal & Signature1
09/02/2026S01284415-I1Open ↗
▸Trade Schedules & Equipment1
▸DOB NOWDEP: Sewer Certification (Sanitary/Storm)1
08/15/2026S01284415-I1Open ↗
▸Safety & Tenant Protection2
▸DOB NOWStreet Tree Checklist1
08/13/2026S01284415-I1Open ↗
▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1
08/15/2026S01284415-I1Open ↗
▸Other Documents4
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone2
08/15/2026S01284415-I1Open ↗
08/13/2026S01284415-I1Open ↗
▸DOB NOWSite Survey: Initial1
08/13/2026S01284415-I1Open ↗
▸DOB NOWProperty Ownership Certification1
08/13/2026S01284415-I1Open ↗