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BROOKLYN
447 PROSPECT AVENUE
BROOKLYN · BIN 3430548
💬 Discuss this project
—Year Built
—Stories
—Building Class
—Zoning
—Gross Floor Area
—Units
Locations of Work
StructuralFire Protection
Roof1p · 1 filing · 9 docs
Bulkhead2p · 1 filing · 9 docs
Floor 101p · 1 filing · 9 docs
Floor 91p · 1 filing · 9 docs
Floor 81p · 1 filing · 9 docs
Floor 71p · 1 filing · 9 docs
Floor 61p · 1 filing · 9 docs
Floor 51p · 1 filing · 9 docs
Floor 41p · 1 filing · 9 docs
Floor 31p · 1 filing · 9 docs
Floor 21p · 1 filing · 9 docs
Floor 11p · 1 filing · 9 docs
Cellar1p · 1 filing · 9 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
DEVELOPING NY STATE309/14/2026
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
SEVERUD ASSOCIATES208/17/2026
HAMISH WHITEFIELD ARCHITECTS P.C.107/29/2026
MJE PROFESSIONAL SERVICES106/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
MJE CONSULTING ENGINEERIN8522106/08/2026
Building Lifecycle
All (39)Filed (4)Objection (5)Special Inspection (30)
08/27/2026
Objection raised — Other
08/19/2026
Objection raised — Other
08/19/2026
Objection raised — Other
08/17/2026
Filed — New Building
Foundation and Earthwork work-types filed in conjunction with 10-story new building
B01434691-S4
08/17/2026
Filed — New Building
Foundation and Earthwork work-types filed in conjunction with 10-story new building
B01434691-S3
08/10/2026
Special inspection requirement — Structural Steel - Welding
08/10/2026
Special inspection requirement — Post-installed Anchors
08/10/2026
Special inspection requirement — Subgrade Inspections
08/10/2026
Special inspection requirement — Subsurface Conditions – Fill Placement & In-Place Density
08/10/2026
Special inspection requirement — Masonry
08/10/2026
Special inspection requirement — Post-installed Anchors
08/10/2026
Special inspection requirement — Structural Steel - Details
08/10/2026
Special inspection requirement — Concrete - Cast-In-Place
08/10/2026
Special inspection requirement — Structural Steel - High Strength Bolting
08/10/2026
Special inspection requirement — Concrete - Cast-In-Place
08/04/2026
Special inspection requirement — Final
08/04/2026
Special inspection requirement — Footing and Foundation
08/04/2026
Special inspection requirement — Final
07/29/2026
Filed — New Building
Foundation and Earthwork work-types filed in conjunction with 10-story new building
B01434691-I1
07/22/2026
Special inspection requirement — Fenestration areas
07/22/2026
Special inspection requirement — Lighting controls
07/22/2026
Special inspection requirement — Metering
07/22/2026
Special inspection requirement — Exterior lighting power
07/22/2026
Special inspection requirement — Protection of exposed foundation insulation
07/22/2026
Special inspection requirement — Fenestration and door U-factor and product ratings
07/22/2026
Special inspection requirement — Concrete - Cast-In-Place
07/22/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
07/22/2026
Special inspection requirement — Exterior Insulation and Finish Systems (EIFS)
07/22/2026
Special inspection requirement — Energy Code Compliance Inspections
07/22/2026
Special inspection requirement — Fire-Resistance Rated Construction
07/22/2026
Special inspection requirement — Fenestration air leakage
07/22/2026
Special inspection requirement — Insulation placement and R values
07/22/2026
Special inspection requirement — Lighting in dwelling units
07/22/2026
Special inspection requirement — Air barrier - visual inspection
07/22/2026
Special inspection requirement — Interior lighting power
07/22/2026
Special inspection requirement — Maintenance information
07/02/2026
Objection resolved — Resolved
06/26/2026
Objection raised — Other
06/08/2026
Filed — Alteration
PROPOSED TO CUT, CAP AND DEMOLISH SPRINKLER SYSTEM IN CONJUNCTION WITH FULL DEMO JOB # B01361495. NO CHANGE TO USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
B01410903-I1
Nothing on file for this building.
1 project · most recent 06/08/2026
FiledStatusContractorScope
06/08/2026——26 heads
1 project · most recent 08/17/2026
Steel Concrete Masonry
FiledStatusContractorScope
08/17/2026——Steel, Concrete, Masonry
▾Special Inspection Requirements (DOB NOW) — 32
DateRequirementInspectorRole
08/10/2026Structural Steel - Welding—special
08/10/2026Post-installed Anchors—special
08/10/2026Subgrade Inspections—special
08/10/2026Subsurface Conditions – Fill Placement & In-Place Density—special
08/10/2026Masonry—special
08/10/2026Post-installed Anchors—special
08/10/2026Structural Steel - Details—special
08/10/2026Concrete - Cast-In-Place—special
08/10/2026Structural Steel - High Strength Bolting—special
08/10/2026Concrete - Cast-In-Place—special
08/04/2026Final—progress
08/04/2026Footing and Foundation—progress
08/04/2026Final—progress
07/22/2026Fenestration areas—energy_progress
07/22/2026Lighting controls—energy_progress
07/22/2026Metering—energy_progress
07/22/2026Exterior lighting power—energy_progress
07/22/2026Protection of exposed foundation insulation—energy_progress
07/22/2026Fenestration and door U-factor and product ratings—energy_progress
07/22/2026Concrete - Cast-In-Place—special
07/22/2026Fire-Resistant Penetrations and Joints—special
07/22/2026Exterior Insulation and Finish Systems (EIFS)—special
07/22/2026Energy Code Compliance Inspections—progress
07/22/2026Fire-Resistance Rated Construction—progress
07/22/2026Fenestration air leakage—energy_progress
Latest 25 of 32.
▾Documents — 9 on file (BIS + DOB NOW)
▸Plans & Drawings1
▸DOB NOWPlans/Sketch1
08/16/2026B01434691-I1Request digital key ↗
▸Zoning, Tax Lot & Property Records2
▸DOB NOWZD1: DOB Zoning Diagram1
08/16/2026B01434691-I1Open ↗
▸DOB NOWHouse Number Verification: TOPO Stamp1
08/16/2026B01434691-I1Open ↗
▸Seals & Professional Certifications5
▸DOB NOWDPL-1: Design Professional Seal & Signature5
08/19/2026B01434691-S3Open ↗
08/19/2026B01434691-S4Open ↗
08/16/2026B01434691-S3Open ↗
Showing 3 of 5 on file for this type
▸Other Documents1
▸DOB NOWSite Survey: Initial1
08/16/2026B01434691-I1Open ↗