Other college and university

4 WASHINGTON SQUARE N

MANHATTAN · BIN 1083131

💬 Discuss this project

1900Year Built

3.5Stories

W6Building Class

R6Zoning

10,495 sfGross Floor Area

2Units

1 Open Violation 0 unresolved · 1 paperwork only ▸

Other college and university · Owner of record: NEW YORK UNIVERSITY · 4,470 sf lot · 2.35 FAR built · Flood zone X

Locations of Work

Mechanical

Roof5p · 1 filing · 6 docs

▾Owner History (Filing Record)

Companies and organizations named on filings. Individual owners are not shown.

Owner	Filings	Most Recent
NEW YORK UNIVERSITY	11	07/08/2026

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
B2 ENGINEERING PC	1	06/11/2021

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
ARISTA AIR CONDITIONING CORP	General Contractor	1	07/08/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
B2 ENGINEERING D.P.C.	5433	1	06/11/2021

Building Lifecycle

All (4)Filed (1)Permit Issued (1)Special Inspection (2)

06/15/2021

Permit issued — Mechanical Systems

M00532817-I1-MS

06/11/2021

Filed — Alteration

Replacement of existing RTU with new. No change to use, occupancy, or egress

M00532817-I1

06/02/2021

Special inspection requirement — Mechanical Systems

Brian Bercarich

06/02/2021

Special inspection requirement — Final

Brian Bercarich

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Mechanical Systems	Permit Issued	ARISTA AIR CONDITIONING C	06/15/2021
BIS	OT	ISSUED	A.W. & S. CONSTRUCTION CO	06/27/2011
BIS	MH	ISSUED	A.W. & S. CONSTRUCTION CO	06/27/2011
BIS	OT	ISSUED	A.W. & S. CONSTRUCTION CO	06/27/2011
BIS	OT	ISSUED	A.W. & S. CONSTRUCTION CO	06/28/2010
BIS	EQ	ISSUED	CS BRIDGE CORP	05/27/2010
BIS	EQ	ISSUED	CS BRIDGE CORP	05/27/2010
BIS	PL	ISSUED	ADVANCED PLBG LLC	03/29/2010
BIS	OT	ISSUED	A.W. & S. CONSTRUCTION CO	02/16/2010
BIS	OT	ISSUED	A.W. & S. CONSTRUCTION CO	02/12/2010
BIS	OT	ISSUED	VANGUARD CONSTRUCTION AND	12/07/2009

1 project · most recent 06/11/2021

Air Conditioning Systems

Filed	Status	Contractor	Scope	Make / Model / Capacity
06/11/2021	Permit Issued	ARISTA AIR CONDITIONING C	Air Conditioning Systems	Cooling Aaon RN-020 33 tons · Rooftop Unit ×1

▾Special Inspection Requirements (DOB NOW) — 2

Date	Requirement	Inspector	Role
06/02/2021	Mechanical Systems	Brian Bercarich	special
06/02/2021	Final	Brian Bercarich	progress

▾Documents — 146 on file (BIS + DOB NOW)

▸Plans & Drawings1

▸DOB NOWPlans/Sketch1

09/03/2026M00532817-I1Request digital key ↗

▸Applications & Permits23

▸BISPLAN / WORK APPROVAL APPLICATION13

11/09/2011120445633Open ↗

11/04/2011120445633Open ↗

08/19/2010120445633Open ↗

Showing 3 of 13 on file for this type

▸BISWORK PERMIT APPLICATION9

05/10/2011120445633Open ↗

05/28/2010120364943Open ↗

05/27/2010120364346Open ↗

Showing 3 of 9 on file for this type

▸DOB NOWLPC Approval/Permit1

08/13/2026M00532817-I1Open ↗

▸Seals & Professional Certifications45

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION25

12/17/2012120445633Open ↗

Showing 3 of 25 on file for this type

▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM9

08/19/2010120445633Open ↗

05/28/2010120364943Open ↗

05/27/2010120364346Open ↗

Showing 3 of 9 on file for this type

▸BISPROFESSIONAL CERTIFIED CHECKLIST8

08/19/2010120445633Open ↗

05/28/2010120364943Open ↗

05/27/2010120364346Open ↗

Showing 3 of 8 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature1

09/03/2026M00532817-I1Open ↗

▸DOB NOWProgress Inspector Seal & Signature1

09/14/2026M00532817-I1Open ↗

▸DOB NOWSpecial Inspector Seal & Signature1

09/14/2026M00532817-I1Open ↗

▸Trade Schedules & Equipment5

▸BISEQUIPMENT USE PERMITS2

01/24/2012120445633Open ↗

▸BISEQUIPMENT USE APPLICATION/PERMIT2

01/24/2012120445633Open ↗

12/17/2012120445633Open ↗

▸BISSCHEDULE B - PLUMBING1

02/01/2010120258023Open ↗

▸Safety & Tenant Protection2

▸BISSTREET TREE CHECKLIST1

12/07/2009120215445Open ↗

▸BISST-1 Street Tree Checklist1

12/01/2009120213759Open ↗

▸Environmental & Asbestos15

▸BISASBESTOS-CERTIFICATION (DEP ACP5)7

08/09/2010120258023Open ↗

Showing 3 of 7 on file for this type

▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'5

08/19/2010120445633Open ↗

02/01/2010120258023Open ↗

12/07/2009120215445Open ↗

Showing 3 of 5 on file for this type

▸BISASBESTOS EXEMPTION CERTIFICATION LETTER3

05/28/2010120364943Open ↗

05/27/2010120364346Open ↗

05/20/2010120359012Open ↗

▸Approvals, Objections & Sign-offs30

▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST10

12/17/2012120258023Open ↗

12/29/2011120258023Open ↗

12/15/2011120364943Open ↗

Showing 3 of 10 on file for this type

▸BISLANDMARKS APPROVAL8

12/17/2012120445633Open ↗

12/29/2011120258023Open ↗

08/19/2010120445633Open ↗

Showing 3 of 8 on file for this type

▸BISADMINISTRATIVE OBJECTIONS8

08/19/2010120445633Open ↗

05/28/2010120364943Open ↗

05/27/2010120364346Open ↗

Showing 3 of 8 on file for this type

▸BISLETTERS - SUPPORTING DOCUMENTATION3

12/16/2011120364943Open ↗

06/16/2011120364943Open ↗

06/16/2011120364346Open ↗

▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter1

08/13/2026M00532817-I1Open ↗

▸Cost, Insurance & Ownership10

▸BISCOST AFFIDAVIT9

12/17/2012120445633Open ↗

12/29/2011120258023Open ↗

08/19/2010120445633Open ↗

Showing 3 of 9 on file for this type

▸BISHIC LICENSE OR AFFIDAVIT1

12/08/2009120215445Open ↗

▸Filing & Intake Forms9

▸BISEFILING COVER SHEET8

08/19/2010120445633Open ↗

05/28/2010120364943Open ↗

05/27/2010120364346Open ↗

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▸BISeFiling Job Application Cover Sheet1

05/21/2010120360046Open ↗

▸Other Documents6

▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION5

12/15/2011120359012Open ↗

12/15/2011120360046Open ↗

07/18/2011120360046Open ↗

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▸BISSupporting Document: Fee Exempt1

07/15/2010120215445Open ↗