502 West 173 Street, Manhattan — DOB NOW Permits, Violations | BuildNYC

Over six families without stores

502 WEST 173 STREET

MANHATTAN · Washington Heights (South) · BIN 1063104

💬 Discuss this project

1945Year Built

5Stories

C1Building Class

R7-2Zoning

18,030 sfGross Floor Area

20Units

Rent Stabilized4 Open Violations ▸

Over six families without stores · Owner of record: WASHINGTON HEIGHTS HOUSING DEVELOPMENT E TC. · 5,000 sf lot · 3.61 FAR built · Flood zone X

Locations of Work

StructuralElectricalMechanicalEquipmentGeneral

Site & exterior4p · 1 filing · 3 docs

▾Owner History (Filing Record)

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

Owner	Filings	Most Recent
TRIERA CONTRACTING	4	07/08/2026
WASHINGTON HEIGHTS HOUSING DEVELOPMENT E TC.	1	03/22/2026

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
ROYAL ENGINEERING, P.C	1	08/17/2018

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
TRIERA CONTRACTING INC	General Contractor	1	07/08/2026

Building Lifecycle

All (62)Filed (1)Permit Issued (1)Violation (60)

08/21/2025

Violation issued (HPD, open)

A

08/21/2025

Violation issued (HPD, closed)

B

08/21/2025

Violation issued (HPD, open)

A

08/21/2025

Violation issued (HPD, open)

A

04/24/2025

Violation issued (HPD, closed)

B

04/24/2025

Violation issued (HPD, closed)

B

04/24/2025

Violation issued (HPD, closed)

B

04/24/2025

Violation issued (HPD, closed)

B

04/30/2024

Violation issued (HPD, closed)

C

04/30/2024

Violation issued (HPD, closed)

B

04/30/2024

Violation issued (HPD, closed)

B

08/01/2023

Violation issued (HPD, closed)

B

08/01/2023

Violation issued (HPD, closed)

B

08/01/2023

Violation issued (HPD, closed)

B

08/01/2023

Violation issued (HPD, closed)

B

08/01/2023

Violation issued (HPD, closed)

C

08/01/2023

Violation issued (HPD, closed)

A

08/01/2023

Violation issued (HPD, closed)

B

08/01/2023

Violation issued (HPD, closed)

A

08/01/2023

Violation issued (HPD, closed)

B

08/01/2023

Violation issued (HPD, closed)

B

08/01/2023

Violation issued (HPD, closed)

B

08/01/2023

Violation issued (HPD, closed)

B

08/01/2023

Violation issued (HPD, closed)

B

08/01/2023

Violation issued (HPD, closed)

A

08/01/2023

Violation issued (HPD, closed)

A

08/01/2023

Violation issued (HPD, closed)

B

08/01/2023

Violation issued (HPD, closed)

B

08/01/2023

Violation issued (HPD, closed)

A

04/08/2022

Violation issued (HPD, closed)

B

04/08/2022

Violation issued (HPD, closed)

B

04/08/2022

Violation issued (HPD, closed)

B

09/03/2021

Violation issued (HPD, closed)

A

09/03/2021

Violation issued (HPD, closed)

A

09/03/2021

Violation issued (HPD, closed)

B

09/03/2021

Violation issued (HPD, closed)

B

09/03/2021

Violation issued (HPD, closed)

A

09/03/2021

Violation issued (HPD, closed)

A

09/03/2021

Violation issued (HPD, closed)

A

09/03/2021

Violation issued (HPD, closed)

B

09/03/2021

Violation issued (HPD, closed)

B

09/03/2021

Violation issued (HPD, closed)

A

09/03/2021

Violation issued (HPD, closed)

A

07/26/2021

Violation issued (HPD, closed)

A

07/26/2021

Violation issued (HPD, closed)

B

07/26/2021

Violation issued (HPD, closed)

A

07/26/2021

Violation issued (HPD, closed)

A

07/09/2021

Violation issued (HPD, closed)

B

07/09/2021

Violation issued (HPD, closed)

A

07/09/2021

Violation issued (HPD, closed)

A

07/09/2021

Violation issued (HPD, closed)

B

07/09/2021

Violation issued (HPD, closed)

A

07/09/2021

Violation issued (HPD, closed)

A

07/09/2021

Violation issued (HPD, closed)

A

07/09/2021

Violation issued (HPD, closed)

A

07/09/2021

Violation issued (HPD, closed)

A

07/09/2021

Violation issued (HPD, closed)

A

07/09/2021

Violation issued (HPD, closed)

A

07/09/2021

Violation issued (HPD, closed)

A

07/09/2021

Violation issued (HPD, closed)

A

Latest 60 of 62 events.

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Sidewalk Shed	Permit Issued	TRIERA CONTRACTING INC	08/19/2018
BIS	EQ	ISSUED	COLGATE SCAFFOLDING	02/09/1995
BIS	BL	ISSUED	ALMAR PLUMBING & HEATING CORP.	10/01/1991
BIS	PL	ISSUED	ALMAR PLUMBING & HEATING CORP.	10/01/1991
BIS	EQ	ISSUED	WILCOX SCAFFOLDING CO	09/11/1990

1 project · most recent 08/17/2018

Filed	Status	Contractor	Scope
08/17/2018	Permit Issued	MEO ELECTRIC CORP	—

Nothing on file for this building.

▾Documents — 3 on file (BIS + DOB NOW)

▸Plans & Drawings1

▸DOB NOWPlans/Sketch1

09/06/2026M00071837-I1Request digital key ↗

▸Seals & Professional Certifications1

▸DOB NOWDPL-1: Design Professional Seal & Signature1

08/13/2026M00071837-I1Open ↗

▸Other Documents1

▸DOB NOWBSA Meeting Minutes/BSA Resolution1

08/13/2026M00071837-I1Open ↗