Primarily 3 family with 1 store or office

518 9 AVENUE

MANHATTAN · BIN 1013657

💬 Discuss this project

1901Year Built

4Stories

S3Building Class

C1-7AZoning

3,332 sfGross Floor Area

4Units

Rent Stabilized8 Open Violations ▸

Primarily 3 family with 1 store or office · Owner of record: 518 NINTH AVENUE LLC · 1,110 sf lot · 3 FAR built · Flood zone X

Locations of Work

Architecture

Floor 11p · 1 filing · 20 docs

2 jobs · most recent 03/25/2025

General Wiring

Filed	Status	Contractor	Scope
03/25/2025	Complete	KJK ELECTRIC INC	General Wiring
02/09/2018	Permit Issued	NEW CENTURY ELEC'L CONTR	General Wiring

Building Lifecycle

All (75)Filed (6)Permit Issued (4)Signed Off (3)Violation (35)Inspection (5)Special Inspection (22)

11/17/2025

Violation issued (HPD, closed)

11/14/2025

Violation issued (DOB, open)

V-DOB VIOLATION - ACTIVE

10/16/2025

Signed off — Alteration

TO INSTALL NEW PLUMBING FIXTURE FOR EXISTING COMMERCIAL SPACE ON001FLOOR WITH PLUMBING WORK AS PER PLAN FILED HEREWITH. NO CHANGE OF USE,EGRESS OR CERTIFICATE OF OCCUPANCY.

M01155778-S1

09/26/2025

Signed off — Alteration

TO INSTALL NEW PLUMBING FIXTURE FOR EXISTING COMMERCIAL SPACE ON001FLOOR WITH PLUMBING WORK AS PER PLAN FILED HEREWITH. NO CHANGE OF USE,EGRESS OR CERTIFICATE OF OCCUPANCY.

M01155778-I1

09/11/2025

Violation issued (ECB, closed)

Construction

08/11/2025

Inspection — Pass-Final PL - Up to 3 Requested Floors

Pass

View inspection ↗

07/18/2025

Special inspection requirement — HVAC-R and service water piping design and insulation

QIANG SU

07/18/2025

Special inspection requirement — Energy Code Compliance Inspections

QIANG SU

07/18/2025

Special inspection requirement — Fire-Resistant Penetrations and Joints

QIANG SU

07/18/2025

Special inspection requirement — Tenant Protection Plan Compliance

QIANG SU

07/07/2025

Filed — Alteration

TO INSTALL NEW PLUMBING FIXTURE FOR EXISTING COMMERCIAL SPACE ON001FLOOR WITH PLUMBING WORK AS PER PLAN FILED HEREWITH. NO CHANGE OF USE,EGRESS OR CERTIFICATE OF OCCUPANCY.

M01155778-P3

07/01/2025

Special inspection requirement — Fire-Resistant Penetrations and Joints

QIANG SU

07/01/2025

Special inspection requirement — Tenant Protection Plan Compliance

07/01/2025

Special inspection requirement — Energy Code Compliance Inspections

QIANG SU

07/01/2025

Special inspection requirement — HVAC-R and service water piping design and insulation

QIANG SU

06/25/2025

Inspection — Fail-Final PL - Up to 3 Requested Floors

Fail

View inspection ↗

06/11/2025

Violation issued (ECB, closed)

Construction

06/04/2025

Violation issued (HPD, closed)

06/03/2025

Inspection — Certified Gas-Gas-Piping-Roughing

Certified

View inspection ↗

06/03/2025

Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing

Certified

View inspection ↗

04/28/2025

Filed — Alteration

TO INSTALL NEW PLUMBING FIXTURE FOR EXISTING COMMERCIAL SPACE ON001FLOOR WITH PLUMBING WORK AS PER PLAN FILED HEREWITH. NO CHANGE OF USE,EGRESS OR CERTIFICATE OF OCCUPANCY.

M01155778-P2

04/25/2025

Filed — Alteration

TO INSTALL NEW PLUMBING FIXTURE FOR EXISTING COMMERCIAL SPACE ON001FLOOR WITH PLUMBING WORK AS PER PLAN FILED HEREWITH. NO CHANGE OF USE,EGRESS OR CERTIFICATE OF OCCUPANCY.

M01155778-P1

04/24/2025

Special inspection requirement — Final

Nicolas Zapata

04/24/2025

Special inspection requirement — HVAC-R and service water piping design and insulation

QIANG SU

04/24/2025

Special inspection requirement — HVAC-R and service water heating system controls

QIANG SU

04/24/2025

Special inspection requirement — Duct leakage testing, insulation and design

QIANG SU

04/24/2025

Special inspection requirement — Ventilation and air distribution system

QIANG SU

04/24/2025

Special inspection requirement — HVAC-R and service water heating equipment

QIANG SU

04/24/2025

Special inspection requirement — Fire-Resistant Penetrations and Joints

QIANG SU

04/24/2025

Special inspection requirement — Tenant Protection Plan Compliance

04/24/2025

Special inspection requirement — Energy Code Compliance Inspections

QIANG SU

04/24/2025

Special inspection requirement — HVAC-R and service water piping design and insulation

QIANG SU

04/24/2025

Special inspection requirement — Energy Code Compliance Inspections

QIANG SU

04/24/2025

Special inspection requirement — Tenant Protection Plan Compliance

04/24/2025

Special inspection requirement — Mechanical Systems

QIANG SU

04/24/2025

Special inspection requirement — Fire-Resistant Penetrations and Joints

QIANG SU

04/07/2025

Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing

Certified

View inspection ↗

02/20/2025

Permit issued — Plumbing

M01155778-S1-PL

02/04/2025

Filed — Alteration

TO INSTALL NEW PLUMBING FIXTURE FOR EXISTING COMMERCIAL SPACE ON001FLOOR WITH PLUMBING WORK AS PER PLAN FILED HEREWITH. NO CHANGE OF USE,EGRESS OR CERTIFICATE OF OCCUPANCY.

M01155778-S1

01/15/2025

Permit issued — Mechanical Systems

M01155778-I1-GC

01/15/2025

Permit issued — General Construction

M01155778-I1-MS

12/24/2024

Filed — Alteration

TO INSTALL NEW PLUMBING FIXTURE FOR EXISTING COMMERCIAL SPACE ON001FLOOR WITH PLUMBING WORK AS PER PLAN FILED HEREWITH. NO CHANGE OF USE,EGRESS OR CERTIFICATE OF OCCUPANCY.

M01155778-I1

11/22/2024

Violation issued (HPD, closed)

09/23/2024

Violation issued (DOB, open)

V-DOB VIOLATION - ACTIVE

04/01/2024

Violation issued (HPD, closed)

11/15/2023

Violation issued (HPD, closed)

06/30/2023

Violation issued (DOB, open)

V-DOB VIOLATION - ACTIVE

06/30/2023

Violation issued (DOB, open)

V-DOB VIOLATION - ACTIVE

06/20/2023

Violation issued (DOB, open)

V-DOB VIOLATION - ACTIVE

04/25/2023

Violation issued (DOB, open)

V-DOB VIOLATION - ACTIVE

03/15/2023

Violation issued (HPD, closed)

11/02/2022

Violation issued (HPD, closed)

02/15/2022

Violation issued (HPD, closed)

02/15/2022

Violation issued (HPD, closed)

05/26/2021

Signed off — Alteration

Pipe Scaffolding installed per plans, no change in use, egress or occupancy

M00403114-I1

04/01/2021

Violation issued (HPD, closed)

04/01/2021

Violation issued (HPD, closed)

10/07/2020

Permit issued — Supported Scaffold

M00403114-I1-SF

09/28/2020

Filed — Alteration

Pipe Scaffolding installed per plans, no change in use, egress or occupancy

M00403114-I1

10/25/2019

Violation issued (HPD, closed)

Latest 60 of 75 events.

▾Owner History (Filing Record)

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

Owner	Filings	Most Recent
518 NINTH AVENUE LLC	9	03/22/2026
518 9TH AVE LLC	4	03/22/2026

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
SU ARCHITECT, P.C.	5	07/07/2025
URBAN INTEGRATIONS	1	09/28/2020

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
UNITED SAFETY CONSULTANTS	1	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
KALE CONSTRUCTION INC	General Contractor	6	03/21/2026
EVEREST SCAFFOLDING INC	General Contractor	2	03/21/2026
KJK ELECTRIC INC	Electrical	1	03/21/2026
BRENNAN, WILLIAM	Electrical	1	03/21/2026
A. M. PLUMBING COMPANY	Plumbing	1	07/08/2026
ZHENG LI	Electrical	1	03/21/2026
DUBOFF, L	Electrical	1	03/21/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
SU ARCHITECT PC	6857	5	07/07/2025

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Plumbing	Signed-off	A. M. PLUMBING COMPANY	02/20/2025
DOB NOW	Mechanical Systems	Signed-off	KALE CONSTRUCTION INC	01/15/2025
DOB NOW	General Construction	Signed-off	KALE CONSTRUCTION INC	01/15/2025
DOB NOW	Supported Scaffold	Signed-off	EVEREST SCAFFOLDING INC	10/07/2020
BIS	BL	ISSUED	NATIONWIDE MECHANICAL INC	05/30/2018
BIS	OT	ISSUED	NATIONWIDE MECHANICAL INC	01/03/2018
BIS	PL	ISSUED	NATIONWIDE MECHANICAL INC	08/23/2017
BIS	OT	ISSUED	NATIONWIDE MECHANICAL INC	08/23/2017
BIS	FP	ISSUED	MASTER FIRE SYSTEMS, INC	10/10/2001
BIS	PL	ISSUED	MAINLAND PLUMB HEAT INC.	10/02/2001
BIS	MH	ISSUED	JNL CONSTRUCTION INC	08/30/2001
BIS	OT	ISSUED	MARATHON GLASS MIRROR	04/06/2001
BIS	EQ	ISSUED	MARATHON GLASS MIRROR	04/06/2001
BIS	FP	ISSUED	FIRE FOE CORP	08/13/1997
BIS	PL	ISSUED	CAPE PLUMBING INC	04/08/1994
BIS	OT	ISSUED	R/ N CONSTRUCTION	04/08/1994
BIS	FP	ISSUED	FIRE FOE CORPORATION	01/06/1994

▾Field Inspections (DOB CAP) — 5

Date	Type	Result	Report
08/11/2025	Pass-Final PL - Up to 3 Requested Floors	Pass	View ↗
06/25/2025	Fail-Final PL - Up to 3 Requested Floors	Fail	View ↗
06/03/2025	Certified Gas-Gas-Piping-Roughing	Certified	View ↗
06/03/2025	Certified Water and Sanitary-WS-Sanitary Piping-Roughing	Certified	View ↗
04/07/2025	Certified Water and Sanitary-WS-Sanitary Piping-Roughing	Certified	View ↗

▾Special Inspection Requirements (DOB NOW) — 22

Date	Requirement	Inspector	Role
07/18/2025	HVAC-R and service water piping design and insulation	QIANG SU	energy_progress
07/18/2025	Energy Code Compliance Inspections	QIANG SU	progress
07/18/2025	Fire-Resistant Penetrations and Joints	QIANG SU	special
07/18/2025	Tenant Protection Plan Compliance	QIANG SU	special
07/01/2025	Fire-Resistant Penetrations and Joints	QIANG SU	special
07/01/2025	Tenant Protection Plan Compliance	—	special
07/01/2025	Energy Code Compliance Inspections	QIANG SU	progress
07/01/2025	HVAC-R and service water piping design and insulation	QIANG SU	energy_progress
04/24/2025	Final	Nicolas Zapata	progress
04/24/2025	HVAC-R and service water piping design and insulation	QIANG SU	energy_progress
04/24/2025	HVAC-R and service water heating system controls	QIANG SU	energy_progress
04/24/2025	Duct leakage testing, insulation and design	QIANG SU	energy_progress
04/24/2025	Ventilation and air distribution system	QIANG SU	energy_progress
04/24/2025	HVAC-R and service water heating equipment	QIANG SU	energy_progress
04/24/2025	Fire-Resistant Penetrations and Joints	QIANG SU	special
04/24/2025	Tenant Protection Plan Compliance	—	special
04/24/2025	Energy Code Compliance Inspections	QIANG SU	progress
04/24/2025	HVAC-R and service water piping design and insulation	QIANG SU	energy_progress
04/24/2025	Energy Code Compliance Inspections	QIANG SU	progress
04/24/2025	Tenant Protection Plan Compliance	—	special
04/24/2025	Mechanical Systems	QIANG SU	special
04/24/2025	Fire-Resistant Penetrations and Joints	QIANG SU	special

▾Documents — 71 on file (BIS + DOB NOW)

▸Plans & Drawings6

▸DOB NOWPlans/Sketch5

08/24/2026M01155778-P3Request digital key ↗

08/24/2026M01155778-P1Request digital key ↗

08/24/2026M01155778-P2Request digital key ↗

Showing 3 of 5 on file for this type

▸DOB NOWPlans/Sketch - Supported Scaffold1

09/04/2026M00403114-I1Request digital key ↗

▸Applications & Permits9

▸BISPLAN / WORK APPROVAL APPLICATION5

08/10/2018123003613Open ↗

08/08/2018123003613Open ↗

05/22/2018123433953Open ↗

Showing 3 of 5 on file for this type

▸BISWORK PERMIT APPLICATION4

05/30/2018123433953Open ↗

01/04/2018123003613Open ↗

08/29/2017123003613Open ↗

Showing 3 of 4 on file for this type

▸Seals & Professional Certifications25

▸DOB NOWProgress Inspector Seal & Signature9

09/02/2026M01155778-S1Open ↗

08/31/2026M01155778-P1Open ↗

Showing 3 of 9 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature6

08/24/2026M01155778-S1Open ↗

08/24/2026M01155778-P2Open ↗

08/24/2026M01155778-I1Open ↗

Showing 3 of 6 on file for this type

▸DOB NOWSpecial Inspector Seal & Signature5

09/02/2026M01155778-S1Open ↗

08/31/2026M01155778-P1Open ↗

Showing 3 of 5 on file for this type

▸BISPROFESSIONAL CERTIFIED CHECKLIST2

05/22/2018123433953Open ↗

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION2

05/22/2018123433953Open ↗

02/02/2017123003613Open ↗

▸BISPROFESSIONAL CERTIFICATION STATEMENT1

05/22/2018123433953Open ↗

▸Trade Schedules & Equipment6

▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE4

08/10/2018123003613Open ↗

08/08/2018123003613Open ↗

11/30/2017123003613Open ↗

Showing 3 of 4 on file for this type

▸BISSCHEDULE C - HEATING & COMBUSTION EQUIPMENT2

10/16/2018123433953Open ↗

10/04/2018123433953Open ↗

▸Safety & Tenant Protection6

▸BISANTI-HARASSMENT CHECKLIST2

05/22/2018123433953Open ↗

06/27/2017123003613Open ↗

▸BISTenant Protection Plan and Notes2

05/22/2018123433953Open ↗

06/27/2017123003613Open ↗

▸DOB NOWHPD-1: Anti-Harassment Area Checklist1

08/13/2026M00403114-I1Open ↗

▸DOB NOWTenant Protection Plan1

08/13/2026M00403114-I1Open ↗

▸Environmental & Asbestos7

▸DOB NOWDEP ACP-5: Asbestos Assessment Report5

08/24/2026M01155778-S1Open ↗

08/24/2026M01155778-P2Open ↗

08/24/2026M01155778-I1Open ↗

Showing 3 of 5 on file for this type

▸BISASBESTOS: CERTIFICATION (DEP ACP5)2

05/22/2018123433953Open ↗

06/28/2017123003613Open ↗

▸Energy Compliance1

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS1

05/22/2018123433953Open ↗

▸Cost, Insurance & Ownership2

▸BISCOST AFFIDAVIT2

05/22/2018123433953Open ↗

02/02/2017123003613Open ↗

▸Filing & Intake Forms8

▸BISBOROUGH INTAKE FORM3

08/10/2018123003613Open ↗

08/08/2018123003613Open ↗

11/30/2017123003613Open ↗

▸BISADDITIONAL INFORMATION3

12/13/2017123003613Open ↗

06/23/2017123003613Open ↗

▸BISEFILING COVER SHEET2

05/22/2018123433953Open ↗

02/02/2017123003613Open ↗

▸Other Documents1

▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION1

06/27/2017123003613Open ↗