NYC DOB record · M01408193-S1

46 Walker Street

46 Walker Street, Manhattan, NY 10013

Alteration filing in Tribeca-Civic Center, Manhattan. The latest DOB status is prof cert qa review.

The filing was professionally certified by its architect or engineer, and DOB is auditing it rather than reviewing it in full. What every status means

Under reviewAlteration filing

NYC Department of Buildings · w9ak-ipjd · accessed Oct 24, 2026 · Verify the source row

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NYC DOB RECORD · M01408193-S1

46 Walker Street

Manhattan, NY 10013

Alteration filing · status dated Oct 21, 2026

Current record
Under review
Proposed scale
Not stated
Dwelling units
4
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 M01408193-S1 as a alteration filing at 46 Walker Street, Manhattan, NY 10013. Its latest published status category is Under review, dated Oct 21, 2026. The filing records 4 proposed 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
Under review
Latest status date
Oct 21, 2026
Proposed scale
4 proposed dwelling units
Applicant of recordSee the 83 filings that name Madriaga Engineering P.C.
FiledOct 15, 2026
Current recordUnder review
Proposed scale4 units
Recorded cost$19,000

What the filing says

A public-record reading of the proposed work.

Replace condensing units, no change of 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 5-story mainly residential with some commercial built in 1858, with 4 homes, on a 2,490 sq ft lot.

Built
1858
Last altered
2002
Floors
5
Residential units
4
Building type
Mainly residential with some commercial
Land use
Mixed residential and commercial
Zoning district
C6-2A
Lot area
2,490 sq ft
Building area
13,280 sq ft
Historic district
Tribeca East Historic District

Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Oct 24, 2026. They describe the tax lot, not this filing.

Recorded timeline

Dates published by the Department of Buildings.

  1. Application filed

    DOB received filing M01408193-S1.

    01
  2. Current status updated

    The latest recorded filing status is “Prof Cert QA Review.”

    02

For scale: half of DOB filings are permitted within 22 days of being filed and a quarter take longer than 4 months, measured across 86,497 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
M01408193-S1
BIN
1002288
BBL
1001940009
Review type
Professional Certification
Existing stories
Empty in the source
Proposed stories
Empty in the source
Existing dwelling units
4
Proposed dwelling units
4