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Walk-up apt, over six families with stores
491 2 AVENUE
MANHATTAN · BIN 1019881
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1910Year Built
5Stories
C7Building Class
C1-8AZoning
8,980 sfGross Floor Area
10Units
Rent Stabilized12 Open Violations ▸
Walk-up apt, over six families with stores · Owner of record: SUNG JIN ESTATE CORP · 2,469 sf lot · 3.64 FAR built · Flood zone X
Locations of Work
ArchitectureMechanicalPlumbing
Roof1p · 1 filing · 9 docs
Floor 56p · 2 filings · 20 docs
Floor 45p · 2 filings · 20 docs
Floor 35p · 2 filings · 20 docs
Floor 25p · 2 filings · 20 docs
Floor 13p · 1 filing · 9 docs
1 job · most recent 09/17/2025
Air Conditioning Systems Ventilation Systems
FiledStatusContractorScopeMake / Model / Capacity
09/17/2025Signed-offDYKER SOLUTIONS INCAir Conditioning Systems, Ventilation Systems
Cooling
Gree LIV36HP230V1R32AO 3 tons · Condensing Unit ×3
Ventilation
Dayton 56JN93 5,100 CFM · Exhaust Fan ×1
2 jobs · most recent 09/17/2025
Gas Water/Sanitary
FiledStatusContractorScope
09/17/2025Signed-offTRI CITY MECHANICAL GROUPGas, Water/Sanitary
10/22/2024Signed-offI DO PLUMBING & HTG INCGas, Water/Sanitary
1 job · most recent 01/11/2023
General Wiring
FiledStatusContractorScope
01/11/2023Permit IssuedASKO ELEC CONST & MAIN INGeneral Wiring
Building Lifecycle
All (57)Filed (10)Permit Issued (6)Signed Off (1)Violation (17)Inspection (6)Objection (12)Special Inspection (5)
08/27/2026
Signed off — Alteration
JOB FILED EXIST. COMMERCIAL STORE INSTALL NEW COOKING EQUIPMENT AND PLUMBING FIXTURE PER PLAN. NO CHANGE OF USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
M01229506-I1
03/06/2026
Inspection — Fail-Final General Construction Non-Directive 14
Fail
View inspection ↗
01/28/2026
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
10/14/2025
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
09/17/2025
Filed — Alteration
JOB FILED EXIST. COMMERCIAL STORE INSTALL NEW COOKING EQUIPMENT AND PLUMBING FIXTURE PER PLAN. NO CHANGE OF USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
M01229506-P1
08/15/2025
Permit issued — General Construction
M01229506-I1-GC-CX
08/11/2025
Permit issued — Plumbing
M01229506-S1-PL
08/05/2025
Objection resolved — Addressed
07/30/2025
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
06/26/2025
Objection raised — Accessibility
06/26/2025
Objection resolved — Addressed
06/26/2025
Objection raised — Accessibility
06/26/2025
Objection resolved — Addressed
06/26/2025
Objection raised — Scope
06/04/2025
Filed — Alteration
JOB FILED EXIST. COMMERCIAL STORE INSTALL NEW COOKING EQUIPMENT AND PLUMBING FIXTURE PER PLAN. NO CHANGE OF USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
M01229506-I1
06/04/2025
Filed — Alteration
JOB FILED EXIST. COMMERCIAL STORE INSTALL NEW COOKING EQUIPMENT AND PLUMBING FIXTURE PER PLAN. NO CHANGE OF USE, EGRESS OR OCCUPANCY UNDER THIS APPLICATION.
M01229506-S1
06/04/2025
Violation issued (HPD, closed)
A
10/22/2024
Filed — Alteration
File alteration type 2 plumbing job as a subsequent filing of GC job M00848477 of interior renovation at existing apartments, no change of use, egress, or occupancy
M00848477-P4
06/25/2024
Permit issued — General Construction
M00848477-I1-GC
06/03/2024
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
05/29/2024
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
05/14/2024
Filed — Alteration
File alteration type 2 plumbing job as a subsequent filing of GC job M00848477 of interior renovation at existing apartments, no change of use, egress, or occupancy
M00848477-P3
05/03/2024
Filed — Alteration
File alteration type 2 plumbing job as a subsequent filing of GC job M00848477 of interior renovation at existing apartments, no change of use, egress, or occupancy
M00848477-P2
10/30/2023
Filed — Alteration
File alteration type 2 plumbing job as a subsequent filing of GC job M00848477 of interior renovation at existing apartments, no change of use, egress, or occupancy
M00848477-P1
10/26/2023
Permit issued — Plumbing
M00848477-S1-PL
10/18/2023
Filed — Alteration
File alteration type 2 plumbing job as a subsequent filing of GC job M00848477 of interior renovation at existing apartments, no change of use, egress, or occupancy
M00848477-S1
10/17/2023
Special inspection requirement — Fire-Resistant Penetrations and Joints
JINHO KIM
10/17/2023
Special inspection requirement — Structural Stability – Alterations of existing buildings
INHWAN CHANG
10/17/2023
Special inspection requirement — Energy Code Compliance Inspections
JINHO KIM
10/17/2023
Special inspection requirement — Fire-Resistance Rated Construction
JINHO KIM
10/17/2023
Special inspection requirement — Lighting in dwelling units
JINHO KIM
06/01/2023
Permit issued — General Construction
M00848477-I1-GC
04/03/2023
Objection resolved — Addressed
04/03/2023
Objection resolved — Addressed
04/03/2023
Objection resolved — Addressed
03/28/2023
Objection raised — Structural
03/28/2023
Objection raised — Accessibility
03/28/2023
Objection raised — Scope
03/27/2023
Filed — Alteration
File alteration type 2 plumbing job as a subsequent filing of GC job M00848477 of interior renovation at existing apartments, no change of use, egress, or occupancy
M00848477-I1
03/08/2023
Permit issued — General Construction
M00813920-I1-GC
02/23/2023
Filed — Alteration
M00813920-I1
11/02/2022
Violation issued (HPD, closed)
I
05/15/2018
Violation issued (HPD, closed)
B
04/21/2015
Violation issued (HPD, closed)
B
02/02/2015
Violation issued (HPD, closed)
I
09/08/2008
Violation issued (HPD, open)
B
09/08/2008
Violation issued (HPD, open)
A
08/22/2000
Violation issued (HPD, open)
B
09/16/1997
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
02/10/1997
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
03/18/1994
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
03/18/1993
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
03/17/1986
Violation issued (HPD, open)
A
03/17/1986
Violation issued (HPD, open)
C
03/17/1986
Violation issued (HPD, open)
C
03/17/1986
Violation issued (HPD, open)
A
03/25/1985
Violation issued (HPD, open)
A
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
SUNG JIN ESTATE CORP103/22/2026
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
A&B WORLD CONSULTING309/17/2025
J X 2 DESIGN CONSULING LLC710/22/2024
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
YBL NY603/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
HONEST & QUALITY CORPGeneral Contractor407/08/2026
KRUGER, JAMESElectrical103/21/2026
METALPRO CUSTOM CONSTRUCTElectrical103/21/2026
DYKER SOLUTIONS INCGeneral Contractor106/28/2026
I DO PLUMBING & HTG INCPlumbing107/08/2026
TRI CITY MECHANICAL GROUP CORPPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
A&B WORLD CONSULTING, INC5704309/17/2025
SEAD ENGINEERING PC2665210/30/2023
UNFOLD ARCHITECT7707310/30/2023
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionSigned-offDYKER SOLUTIONS08/15/2025
DOB NOWPlumbingSigned-offFLAVIO MECHANICAL CORP08/11/2025
DOB NOWGeneral ConstructionPermit IssuedHONEST QUALITY06/25/2024
DOB NOWPlumbingSigned-offI DO PLUMBING & HTG INC10/26/2023
DOB NOWGeneral ConstructionPermit IssuedHONEST QUALITY06/01/2023
DOB NOWGeneral ConstructionPermit IssuedHONEST QUALITY03/08/2023
BISOTISSUEDLIN'S ASSOCIATES INC04/19/2012
BISFPISSUEDALL BORO FIRE SAFTEY EQUP03/04/2003
BIS—ISSUEDSERVICE SIGN ERECTORS12/02/1992
▾Field Inspections (DOB CAP) — 6
DateTypeResultReport
03/06/2026Fail-Final General Construction Non-Directive 14FailView ↗
01/28/2026Pass-Final CND-Occupancy InspectionPassView ↗
10/14/2025Pass-Final PL - Up to 3 Requested FloorsPassView ↗
07/30/2025Pass-Final CND-Occupancy InspectionPassView ↗
06/03/2024Pass-Final PL - Up to 3 Requested FloorsPassView ↗
05/29/2024Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 5
DateRequirementInspectorRole
10/17/2023Fire-Resistant Penetrations and JointsJINHO KIMspecial
10/17/2023Structural Stability – Alterations of existing buildingsINHWAN CHANGspecial
10/17/2023Energy Code Compliance InspectionsJINHO KIMprogress
10/17/2023Fire-Resistance Rated ConstructionJINHO KIMprogress
10/17/2023Lighting in dwelling unitsJINHO KIMenergy_progress
▾Documents — 52 on file (BIS + DOB NOW)
▸Plans & Drawings10
▸DOB NOWPlans/Sketch10
08/31/2026M00813920-I1Request digital key ↗
08/26/2026M00848477-P3Request digital key ↗
08/26/2026M00848477-P2Request digital key ↗
Showing 3 of 10 on file for this type
▸Applications & Permits2
▸BISWORK PERMIT APPLICATION2
04/24/2012121048357Open ↗
04/19/2012121048357Open ↗
▸Seals & Professional Certifications21
▸DOB NOWDPL-1: Design Professional Seal & Signature10
08/26/2026M00848477-P3Open ↗
08/26/2026M00848477-P2Open ↗
08/26/2026M00848477-P1Open ↗
Showing 3 of 10 on file for this type
▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM3
04/19/2012121048357Open ↗
04/19/2012121048357Open ↗
04/19/2012121048357Open ↗
▸DOB NOWProgress Inspector Seal & Signature3
08/27/2026M00848477-P1Open ↗
08/27/2026M00848477-P1Open ↗
08/27/2026M00848477-P1Open ↗
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION2
03/26/2013121048357Open ↗
04/19/2012121048357Open ↗
▸DOB NOWSpecial Inspector Seal & Signature2
08/27/2026M00848477-P1Open ↗
08/27/2026M00848477-P1Open ↗
▸BISPROFESSIONAL CERTIFIED CHECKLIST1
04/19/2012121048357Open ↗
▸Environmental & Asbestos11
▸DOB NOWDEP ACP-5: Asbestos Assessment Report10
08/26/2026M00848477-P4Open ↗
08/26/2026M00848477-P3Open ↗
08/26/2026M00848477-P2Open ↗
Showing 3 of 10 on file for this type
▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'1
04/19/2012121048357Open ↗
▸Energy Compliance2
▸BISAS-BUILT ENERGY ANALYSIS1
03/26/2013121048357Open ↗
▸BISTECHNICAL REPORT: ENERGY1
04/19/2012121048357Open ↗
▸Approvals, Objections & Sign-offs2
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST1
03/26/2013121048357Open ↗
▸BISADMINISTRATIVE OBJECTIONS1
04/19/2012121048357Open ↗
▸Cost, Insurance & Ownership2
▸BISCOST AFFIDAVIT2
03/26/2013121048357Open ↗
04/19/2012121048357Open ↗
▸Filing & Intake Forms1
▸BISEFILING COVER SHEET1
04/19/2012121048357Open ↗
▸Other Documents1
▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION1
04/24/2012121048357Open ↗