← Back
One family attached or semi-detached
422 CHRISTOPHER AVENUE
BROOKLYN · BIN 3084841
💬 Discuss this project
1985Year Built
2Stories
A5Building Class
R6Zoning
1,116 sfGross Floor Area
1Units
FDNY Report ↗
One family attached or semi-detached · 1,800 sf lot · 0.62 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralMechanicalGeneralOther
Permit Issued — active, not yet Signed-off
RoofUnder Construction13p · 1 filing · 20 docs
Floor 3Under Construction19p · 2 filings · 20 docs
Floor 2Under Construction20p · 3 filings · 20 docs
Floor 1Under Construction18p · 2 filings · 20 docs
CellarUnder Construction24p · 2 filings · 20 docs
1 job · most recent 09/21/2023
Heating and Air Conditioning Systems
FiledStatusContractorScopeMake / Model / Capacity
09/21/2023——Heating and Air Conditioning Systems
Heat / Cool
Daikin RXSQ60TAVJU 57,000 BTU · Vrf Outdoor ×5
RZQ30TAVJUA 34,000 BTU · Vrf Outdoor ×5
1 job · most recent 10/10/2023
Gas Water/Sanitary
FiledStatusContractorScope
10/10/2023——Gas, Water/Sanitary
1 job · most recent 02/03/2026
FiledStatusContractorScope
02/03/2026Permit IssuedAIMS DESIGN & CON SRV LLC3 scope_items
1 job · most recent 07/02/2024
Fence
FiledStatusContractorScope
07/02/2024Permit IssuedAIMS DESIGN & CON SRV LLCFence
Building Lifecycle
All (98)Filed (11)Permit Issued (14)Objection (43)Special Inspection (30)
05/05/2026
Permit issued — General Construction
B00807490-I1-GC
04/30/2026
Permit issued — Earth Work
B00956408-S1-FO-EA
04/30/2026
Permit issued — Construction Fence
B01071035-I1-FN
04/29/2026
Permit issued — Structural
B00956408-I1-ST
04/29/2026
Permit issued — General Construction
B00956408-I1-GC
04/15/2026
Objection resolved — Addressed
04/07/2026
Objection resolved — Addressed
02/17/2026
Special inspection requirement — Footing and Foundation
William Ryan
02/17/2026
Special inspection requirement — Subsurface Investigations (Borings/Test Pits)
TONY ONYEAGORO
02/17/2026
Special inspection requirement — Underpinning
William Ryan
02/17/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
William Ryan
02/17/2026
Special inspection requirement — Concrete - Cast-In-Place
William Ryan
02/17/2026
Special inspection requirement — Masonry
William Ryan
02/17/2026
Special inspection requirement — Subgrade Inspections
William Ryan
02/17/2026
Special inspection requirement — Post-installed Anchors
William Ryan
02/17/2026
Special inspection requirement — Final
William Ryan
02/09/2026
Objection raised — Scope
02/09/2026
Objection resolved — Addressed
02/09/2026
Objection raised — Admin
02/09/2026
Objection resolved — Addressed
02/09/2026
Objection raised — Scope
02/09/2026
Objection raised — Cost
02/09/2026
Objection raised — Structural
02/03/2026
Filed — Alteration
Earthwork and foundation for new enlargement of existing one-family house.
B00956408-P2
02/03/2026
Filed — Alteration
Earthwork and foundation for new enlargement of existing one-family house.
B00956408-P1
10/27/2025
Filed — Alteration CO
New third-story vertical extension, cellar & 1st-floor extension at the rear, and interior renovation for an existing one-family house.
B00807490-P2
09/04/2025
Special inspection requirement — Structural Stability – Alterations of existing buildings
William Ryan
09/04/2025
Special inspection requirement — Energy Code Compliance Inspections
William Ryan
09/04/2025
Special inspection requirement — Fire-Resistance Rated Construction
William Ryan
09/04/2025
Special inspection requirement — Fenestration and door U-factor and product ratings
William Ryan
09/04/2025
Special inspection requirement — Fenestration areas
William Ryan
09/04/2025
Special inspection requirement — Air barrier - visual inspection
William Ryan
09/04/2025
Special inspection requirement — Insulation placement and R values
William Ryan
09/04/2025
Special inspection requirement — Permanent certificate
William Ryan
09/04/2025
Special inspection requirement — Fenestration air leakage
William Ryan
09/04/2025
Special inspection requirement — Interior lighting power
William Ryan
09/04/2025
Special inspection requirement — Concrete - Cast-In-Place
William Ryan
09/04/2025
Special inspection requirement — Masonry
William Ryan
09/04/2025
Special inspection requirement — Post-installed Anchors
William Ryan
09/04/2025
Special inspection requirement — Structural Stability – Alterations of existing buildings
William Ryan
09/04/2025
Special inspection requirement — Subgrade Inspections
William Ryan
09/04/2025
Special inspection requirement — Underpinning
William Ryan
09/04/2025
Special inspection requirement — Subsurface Investigations (Borings/Test Pits)
TONY ONYEAGORO
09/04/2025
Special inspection requirement — Final
William Ryan
09/04/2025
Special inspection requirement — Structural Stability – Alterations of existing buildings
William Ryan
09/04/2025
Special inspection requirement — Structural Cold-Formed Steel
William Ryan
09/04/2025
Special inspection requirement — Post-installed Anchors
William Ryan
03/28/2025
Permit issued — General Construction
B00807490-I1-GC
03/21/2025
Permit issued — General Construction
B00807490-I1-GC
03/19/2025
Permit issued — Structural
B00956408-I1-GC
03/19/2025
Permit issued — General Construction
B00956408-I1-ST
03/19/2025
Permit issued — Construction Fence
B01071035-I1-FN
07/23/2024
Objection resolved — Addressed
07/12/2024
Permit issued — General Construction
B00956408-I1-GC
07/12/2024
Permit issued — Structural
B00956408-I1-ST
07/10/2024
Objection resolved — Addressed
07/08/2024
Permit issued — Construction Fence
B01071035-I1-FN
07/02/2024
Filed — Alteration
Installation of 8' Construction Fence. No change of use, egress or occupancy under this application.
B01071035-I1
07/01/2024
Objection resolved — Addressed
06/28/2024
Objection resolved — Addressed
Latest 60 of 98 events.
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
A DEGREE OF FREEDOM STRUCTURAL ENGI402/03/2026
NC2 ARCHITECTURE LLC310/27/2025
ROWAN ORLANDO GEORGES ARCHITECT107/02/2024
WELLS ENGINEERING, PLLC310/10/2023
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
LLOYD NOEL BUILDING CONSULTANT1103/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
AIMS DESIGN & CON SRV LLCGeneral Contractor1707/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
RYAN SPECIAL ENGINEERING2018602/03/2026
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionPermit IssuedAIMS DESIGN & CON SRV LLC05/05/2026
DOB NOWEarth WorkPermit IssuedAIMS DESIGN & CON SRV LLC04/30/2026
DOB NOWConstruction FencePermit IssuedAIMS DESIGN & CON SRV LLC04/30/2026
DOB NOWStructuralPermit IssuedAIMS DESIGN & CON SRV LLC04/29/2026
DOB NOWGeneral ConstructionPermit IssuedAIMS DESIGN & CON SRV LLC04/29/2026
DOB NOWGeneral ConstructionPermit IssuedAIMS DESIGN CON SRV03/28/2025
DOB NOWGeneral ConstructionPermit IssuedAIMS DESIGN CON SRV03/21/2025
DOB NOWStructuralPermit IssuedAIMS DESIGN CON SRV03/19/2025
DOB NOWGeneral ConstructionPermit IssuedAIMS DESIGN CON SRV03/19/2025
DOB NOWConstruction FencePermit IssuedAIMS DESIGN CON SRV03/19/2025
DOB NOWGeneral ConstructionPermit IssuedAIMS DESIGN CON SRV07/12/2024
DOB NOWStructuralPermit IssuedAIMS DESIGN CON SRV07/12/2024
DOB NOWConstruction FencePermit IssuedAIMS DESIGN CON SRV07/08/2024
DOB NOWGeneral ConstructionPermit IssuedAIMS DESIGN CON SRV06/25/2024
▾Special Inspection Requirements (DOB NOW) — 53
DateRequirementInspectorRole
02/17/2026Footing and FoundationWilliam Ryanprogress
02/17/2026Subsurface Investigations (Borings/Test Pits)TONY ONYEAGOROspecial
02/17/2026UnderpinningWilliam Ryanspecial
02/17/2026Structural Stability – Alterations of existing buildingsWilliam Ryanspecial
02/17/2026Concrete - Cast-In-PlaceWilliam Ryanspecial
02/17/2026MasonryWilliam Ryanspecial
02/17/2026Subgrade InspectionsWilliam Ryanspecial
02/17/2026Post-installed AnchorsWilliam Ryanspecial
02/17/2026FinalWilliam Ryanprogress
09/04/2025Structural Stability – Alterations of existing buildingsWilliam Ryanspecial
09/04/2025Energy Code Compliance InspectionsWilliam Ryanprogress
09/04/2025Fire-Resistance Rated ConstructionWilliam Ryanprogress
09/04/2025Fenestration and door U-factor and product ratingsWilliam Ryanenergy_progress
09/04/2025Fenestration areasWilliam Ryanenergy_progress
09/04/2025Air barrier - visual inspectionWilliam Ryanenergy_progress
09/04/2025Insulation placement and R valuesWilliam Ryanenergy_progress
09/04/2025Permanent certificateWilliam Ryanenergy_progress
09/04/2025Fenestration air leakageWilliam Ryanenergy_progress
09/04/2025Interior lighting powerWilliam Ryanenergy_progress
09/04/2025Concrete - Cast-In-PlaceWilliam Ryanspecial
09/04/2025MasonryWilliam Ryanspecial
09/04/2025Post-installed AnchorsWilliam Ryanspecial
09/04/2025Structural Stability – Alterations of existing buildingsWilliam Ryanspecial
09/04/2025Subgrade InspectionsWilliam Ryanspecial
09/04/2025UnderpinningWilliam Ryanspecial
Latest 25 of 53.
▾Documents — 84 on file (BIS + DOB NOW)
▸Plans & Drawings12
▸DOB NOWPlans/Sketch12
08/26/2026B00820020-P1Request digital key ↗
08/25/2026B00956408-P1Request digital key ↗
08/25/2026B00956408-P2Request digital key ↗
Showing 3 of 12 on file for this type
▸Zoning, Tax Lot & Property Records6
▸DOB NOWZD1: DOB Zoning Diagram3
08/13/2026B00807490-P1Open ↗
08/13/2026B00807490-P2Open ↗
08/13/2026B00807490-I1Open ↗
▸DOB NOWZoning Exhibit form (1-5)3
08/13/2026B00807490-I1Open ↗
08/13/2026B00807490-P1Open ↗
08/13/2026B00807490-P2Open ↗
▸Seals & Professional Certifications36
▸DOB NOWSpecial Inspector Seal & Signature17
09/25/2026B00956408-P2Open ↗
09/25/2026B00956408-P2Open ↗
09/25/2026B00956408-P2Open ↗
Showing 3 of 17 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature11
08/26/2026B00820020-P1Open ↗
08/26/2026B00820020-I1Open ↗
08/25/2026B00956408-P2Open ↗
Showing 3 of 11 on file for this type
▸DOB NOWProgress Inspector Seal & Signature8
09/25/2026B00956408-P2Open ↗
09/25/2026B00956408-P2Open ↗
09/01/2026B00956408-S1Open ↗
Showing 3 of 8 on file for this type
▸Safety & Tenant Protection3
▸DOB NOWStreet Tree Checklist3
08/13/2026B00807490-I1Open ↗
08/13/2026B00807490-P1Open ↗
08/13/2026B00807490-P2Open ↗
▸Environmental & Asbestos10
▸DOB NOWDEP ACP-5: Asbestos Assessment Report10
08/26/2026B00820020-P1Open ↗
08/25/2026B00956408-P2Open ↗
08/18/2026B00956408-I1Open ↗
Showing 3 of 10 on file for this type
▸Inspections & Test Reports4
▸DOB NOWSOIL REPORT2
08/13/2026B00956408-S1Open ↗
08/13/2026B00956408-P2Open ↗
▸DOB NOWGeotechnical Report (BC 1803.6)1
08/13/2026B00956408-S1Open ↗
▸DOB NOWTR4 Test Report and Plot Diagram1
08/15/2026B00956408-S1Open ↗
▸Other Documents13
▸DOB NOWSite Survey: Initial3
08/13/2026B00807490-I1Open ↗
08/13/2026B00807490-P1Open ↗
08/13/2026B00807490-P2Open ↗
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone3
08/13/2026B00807490-P2Open ↗
08/13/2026B00807490-P1Open ↗
08/13/2026B00807490-I1Open ↗
▸DOB NOWPlot Diagram3
08/13/2026B00807490-I1Open ↗
08/13/2026B00807490-P1Open ↗
08/13/2026B00807490-P2Open ↗
▸DOB NOWProperty Ownership Certification3
08/13/2026B00807490-P1Open ↗
08/13/2026B00807490-P2Open ↗
08/13/2026B00807490-I1Open ↗
▸DOB NOWAdjoining Owners Notification1
08/15/2026B00956408-S1Open ↗