Permit Record

Mechanical Systems

30 8 Avenue, Brooklyn, NY 11217

ClassificationHVAC / Mechanical
Reliable value$40,000
ContractorT F O'Brien And CO INC →
Permit record
Parties
Contractor
T F O'Brien And CO INC
Applicant
Christopher O'Brien
Owner
Pr
Architect
Not in source
Engineer
Not in source
Contractor license
009800
Building & lot · PLUTO
Building class
A4
Zoning district
R7B
Lot area
2,000 sq ft
Year built
1881
Units (total)
1
Units (residential)
1
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3010610038
Climate zone (IECC)
4A
Roof area (est.)
2,000 sq ft
HVAC tonnage (est.)
6.5 tons
Building type
R
Building subtype
Not in source
Geocode & dates
Coordinates
40.6746, -73.9722
Geocode confidence
95%
Geocode source
Not in source
Issued
Jul 13, 2026
Applied
Not in source
Work class
Not in source
Description
Source description

REPLACE (2) HVAC SPLIT SYSTEM AND (1) ROOFTOP HVAC UNIT AS PER PLANS. NO CHANGE IN USE, OCCUPANCY, OR EGRESS.

Status
Current status
issued
Source status
Permit Issued
Expired
Dec 1, 2026
Provenance
First seen (no changes since)
Jul 15, 2026 · 10:07 UTC

Open in New York City source →

Data-quality checks0 of 12 flagged

0 of 12 data-quality rules flagged anything on this permit.

Checks not flagged

  • Geocode out of bounds
  • Geocode is sentinel
  • Issued date in the future
  • Issued date parse bug
  • Issued date is placeholder
  • Commercial units is placeholder
  • Residential units out of bounds
  • Residential units is placeholder
  • Total units out of bounds
  • Total units is placeholder
  • Valuation out of bounds
  • Valuation is placeholder
Project timeline at this parcel

8 permits at this parcel (parcel 3010610038) · Mar 24, 2016 – Jul 13, 2026

  1. Jul 13, 2026This permitMEP Mechanical HVAC · Issued$40,000T F O'Brien And CO INC
  2. Sep 20, 20173440093Other · IssuedMetrobuild LLC
  3. Sep 20, 2017legacy_jobs:2643449Alteration Residential · Finaled$330,000
  4. Sep 20, 2017legacy_jobs:2643458Alteration Residential · Finaled$330,000
  5. Apr 12, 20163148058MEP Plumbing · IssuedSo Plumbing & Heating INC
  6. Mar 24, 20163137790Other · IssuedMetrobuild LLC
  7. Date not in sourcelegacy_jobs:2643450Alteration Residential · Finaled$20,000
  8. Date not in sourcelegacy_jobs:2643459Alteration Residential · Finaled$20,000

Full permit history at this parcel · as of Jul 16, 2026.

Other permits by T F O'Brien And CO INC

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Developer details
Permit #
824941939|Mechanical Systems
Canonical ID
1:824941939|Mechanical Systems
Source permit ID
824941939|Mechanical Systems
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