NYC DOB record · B01371134-I1

306 Union Avenue

306 Union Avenue, Brooklyn, NY 11211

Alteration filing in Williamsburg, Brooklyn. The latest DOB status is approved.

A plan examiner has approved the application. A permit still has to be issued before work can begin. What every status means

ApprovedAlteration filing

NYC Department of Buildings · w9ak-ipjd · accessed Oct 27, 2026 · Verify the source row

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NYC DOB RECORD · B01371134-I1

306 Union Avenue

Brooklyn, NY 11211

Alteration filing · status dated Oct 23, 2026

Current record
Approved
Proposed scale
Not stated
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 B01371134-I1 as a alteration filing at 306 Union Avenue, Brooklyn, NY 11211. Its latest published status category is Approved, dated Oct 23, 2026. The published record does not state proposed stories or dwelling units.

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
Approved
Latest status date
Oct 23, 2026
Proposed scale
Not stated in this filing
Applicant of recordSee the 95 filings that name Dewberry Engineers Inc
FiledAug 19, 2026
Current recordApproved
Proposed scaleNot specified
Recorded cost$51,700

What the filing says

A public-record reading of the proposed work.

Modification of existing T-Mobile site. Replace 9 antennas, install 3 antennas, replace 9 RRUs, install 3 RRUs, replace 3 cabinets on existing platform, and relocate 1 antenna frame on the roof.

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 6-story walk-up apartment building built in 1920, with 21 homes, on a 4,800 sq ft lot.

Built
1920
Last altered
1988
Floors
6
Residential units
21
Building type
Walk-up apartment building
Land use
Mixed residential and commercial
Zoning district
R7A
Lot area
4,800 sq ft
Building area
25,970 sq ft

Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Oct 27, 2026. They describe the tax lot, not this filing.

Violation record

Are there open violations here?

The Department of Buildings has 1 open notice on record for this building, out of 7 notices on file; the most recent was issued Sep 2, 2025.

  • Construction

    Issued Sep 2, 2025 — I OBSERVED IN THE ENTIRE APARTMENT 2C DAMAGE DUE TO FIRE. LIGHT FIXTURE DEVICES, WIRING AND ELECTRICAL EQUIPMENT FIRE DAMAGE.

Open means the agency has not recorded a resolution, which is not the same as the problem still existing. What a violation is, and what it is not. From NYC Department of Buildings, DOB Violations (3h2n-5cm9), accessed Oct 27, 2026.

Recorded timeline

Dates published by the Department of Buildings.

  1. Application filed

    DOB received filing B01371134-I1.

    01
  2. Application approved

    The application reached an approved status in the DOB record.

    02
  3. Current status updated

    The latest recorded filing status is “Approved.”

    03

For scale: half of DOB filings are permitted within 22 days of being filed and a quarter take longer than 4 months, measured across 87,269 filings that carry both dates. How long a permit takes, by work type and borough

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
B01371134-I1
BIN
3069651
BBL
3027910001
Review type
Standard Plan Examination
Existing stories
Empty in the source
Proposed stories
Empty in the source
Existing dwelling units
21
Proposed dwelling units
0