NYC DOB record · B00513696-I1

5401 1 Avenue

5401 1 Avenue, Brooklyn, NY 11220

Alteration filing in Sunset Park (West), Brooklyn. The latest DOB status is loc issued.

DOB has issued a Letter of Completion, which records that the work in this filing is finished.

Recorded as completedAlteration filing

NYC Department of Buildings · w9ak-ipjd · accessed Sep 14, 2026 · Verify the source row

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NYC DOB RECORD · B00513696-I1

5401 1 Avenue

Brooklyn, NY 11220

Alteration filing · status dated Dec 17, 2021

Current record
Recorded as completed
Proposed scale
1 stories
Dwelling units
Not stated
Filing data portrait

A page-specific reading of the filing status, location and stated scale. Values are drawn from the cited DOB record.

Address record at a glance

What is filed at this address?

NYC DOB lists filing B00513696-I1 as a alteration filing at 5401 1 Avenue, Brooklyn, NY 11220. Its latest published status category is Recorded as completed, dated Dec 17, 2021. The filing records 1 proposed story.

A filing or approval does not by itself confirm that work is underway. Proposed details may change in later DOB records.
Filing type
Alteration filing
Latest status
Recorded as completed
Latest status date
Dec 17, 2021
Proposed scale
1 proposed story
Complete building dossierView all 3 filings associated with BIN 3014474Applicant of recordSee the 50 filings that name Azimuth Engineering
FiledJun 15, 2021
Current recordRecorded as completed
Proposed scale1 stories
Recorded cost$12,000

What the filing says

A public-record reading of the proposed work.

Replacement of roof access hatch and ladder on the rooftop (T-Mobile- BK04901A) as per plans. No change to use, egress or occupancy.

Street Futures classifies this record as a alteration filing based on the filing type and work flags published by the Department of Buildings. This classification helps organize the map; it does not add scope that is absent from the DOB record.

The lot this filing sits on

What is already here?

The lot holds a 2-story factory or industrial building built in 1913, on a 24,040 sq ft lot.

Built
1913
Floors
2
Residential units
0
Building type
Factory or industrial building
Land use
Industrial and manufacturing
Zoning district
M1-2
Lot area
24,040 sq ft
Building area
29,500 sq ft

Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Sep 14, 2026. They describe the tax lot, not this filing.

Recorded timeline

Dates published by the Department of Buildings.

  1. Application filed

    DOB received filing B00513696-I1.

    01
  2. Application approved

    The application reached an approved status in the DOB record.

    02
  3. First permit date recorded

    DOB lists a first permit date. This does not by itself confirm current construction activity.

    03
  4. Current status updated

    The latest recorded filing status is “LOC Issued.”

    04
  5. Sign-off date recorded

    DOB lists a sign-off date for this filing.

    05

Scope and identifiers

The details used to match this filing.

Where a field reads “empty in the source”, the city published this filing without that value. It is not an omission on our side, and nothing here is inferred to fill a gap.

DOB filing number
B00513696-I1
BBL
3008200001
Review type
Professional Certification
Existing stories
1
Proposed stories
1
Existing dwelling units
0
Proposed dwelling units
0
General construction