NYC DOB record · M01026446-I1

142 West 21 Street

142 West 21 Street, Manhattan, NY 10011

Alteration filing in Chelsea-Hudson Yards, Manhattan. The latest DOB status is permit entire.

DOB has issued the permit covering the full scope of this filing, so the work is cleared to proceed.

ApprovedAlteration filing

NYC Department of Buildings · w9ak-ipjd · accessed Sep 4, 2026 · Verify the source row

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142 West 21 Street record graphic showing the DOB filing status and stated proposal scale
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 M01026446-I1 as a alteration filing at 142 West 21 Street, Manhattan, NY 10011. Its latest published status category is Approved, dated Sep 1, 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
Sep 1, 2026
Proposed scale
Not stated in this filing
Applicant of recordSee the 84 filings that name Rigid Structural Design, LLC
FiledMay 21, 2024
Current recordApproved
Proposed scaleNot specified
Recorded cost$15,000

What the filing says

A public-record reading of the proposed work.

Installation of a temporarily heavy-duty sidewalk shed per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.

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 13-story elevator apartment building built in 1925, with 22 homes, on a 8,188 sq ft lot.

Built
1925
Floors
13
Residential units
22
Building type
Elevator apartment building
Land use
Mixed residential and commercial
Zoning district
C6-3A
Lot area
8,188 sq ft
Building area
79,336 sq ft

Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Sep 4, 2026. They describe the tax lot, not this filing.

Recorded timeline

Dates published by the Department of Buildings.

  1. Application filed

    DOB received filing M01026446-I1.

    01
  2. First permit date recorded

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

    02
  3. Current status updated

    The latest recorded filing status is “Permit Entire.”

    03

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
M01026446-I1
BIN
1014759
BBL
1007960063
Review type
Professional Certification
Existing stories
Empty in the source
Proposed stories
Empty in the source
Existing dwelling units
0
Proposed dwelling units
0