Two family brick

448 41 STREET

BROOKLYN · BIN 3010737

💬 Discuss this project

1910Year Built

2Stories

B1Building Class

R6BZoning

2,160 sfGross Floor Area

2Units

FDNY Report ↗

Two family brick · 1,803 sf lot · 1.2 FAR built · Flood zone X

Locations of Work

No floor-level scope or drawing coverage on file for this building.

▾Sales History (ACRIS)

Date	Price	Unit	Seller → Buyer	$/sf
04/12/2023	$1.3M	—	Private party → Private party	$613/sf building

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
MOHAMED MAHMOUD	1	05/02/2023

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
MODERN BUILDING CONSULTANT	1	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
ROCK & HAMMER CONSTRUCTIO	General Contractor	1	07/08/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
MSM ENGINEERING SERVICES,	8449	1	05/02/2023

Building Lifecycle

All (9)Filed (1)Permit Issued (1)Signed Off (1)Inspection (1)Special Inspection (5)

10/26/2023

Signed off — Alteration

B00862673-I1

10/16/2023

Inspection — Pass-Final General Construction Non-Directive 14

Pass

View inspection ↗

05/05/2023

Permit issued — General Construction

B00862673-I1-GC

05/02/2023

Filed — Alteration

B00862673-I1

04/24/2023

Special inspection requirement — Fire-Resistant Penetrations and Joints

MOHAMED MAHMOUD

04/24/2023

Special inspection requirement — Energy Code Compliance Inspections

MOHAMED MAHMOUD

04/24/2023

Special inspection requirement — Fire-Resistance Rated Construction

MOHAMED MAHMOUD

04/24/2023

Special inspection requirement — Lighting controls

MOHAMED MAHMOUD

04/24/2023

Special inspection requirement — Interior lighting power

MOHAMED MAHMOUD

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	General Construction	Signed-off	ROCK & HAMMER CONSTRUCTIO	05/05/2023

Nothing on file for this building.

▾Field Inspections (DOB CAP) — 1

Date	Type	Result	Report
10/16/2023	Pass-Final General Construction Non-Directive 14	Pass	View ↗

▾Special Inspection Requirements (DOB NOW) — 5

Date	Requirement	Inspector	Role
04/24/2023	Fire-Resistant Penetrations and Joints	MOHAMED MAHMOUD	special
04/24/2023	Energy Code Compliance Inspections	MOHAMED MAHMOUD	progress
04/24/2023	Fire-Resistance Rated Construction	MOHAMED MAHMOUD	progress
04/24/2023	Lighting controls	MOHAMED MAHMOUD	energy_progress
04/24/2023	Interior lighting power	MOHAMED MAHMOUD	energy_progress

▾Documents — 8 on file (BIS + DOB NOW)

▸Plans & Drawings1

▸DOB NOWPlans/Sketch1

08/27/2026B00862673-I1Request digital key ↗

▸Seals & Professional Certifications6

▸DOB NOWProgress Inspector Seal & Signature4

08/22/2026B00862673-I1Open ↗

Showing 3 of 4 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature1

08/27/2026B00862673-I1Open ↗

▸DOB NOWSpecial Inspector Seal & Signature1

08/22/2026B00862673-I1Open ↗

▸Environmental & Asbestos1

▸DOB NOWDEP ACP-5: Asbestos Assessment Report1

08/27/2026B00862673-I1Open ↗