← Back
Walk-up apt, over six families with stores
850 50 STREET
BROOKLYN · BIN 3137829
💬 Discuss this project
1931Year Built
4Stories
C7Building Class
R6Zoning
14,080 sfGross Floor Area
17Units
Rent Stabilized1 Open Violation ▸FDNY Report ↗
Walk-up apt, over six families with stores · Owner of record: PLATINUM 850 INC. · 4,400 sf lot · 3.2 FAR built · Flood zone X
Locations of Work
Fire Protection
Cellar1p · 1 filing · 8 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
PLATINUN CHENG INC1303/22/2026
PLATINUM 8503003/22/2026
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
RYAN SOAMES ENGINEERING206/25/2021
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
CROWN DESIGN CONSULTING403/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
RRP PLUMBING CORPFire Protection207/08/2026
RRP PLUMBING CORPPlumbing207/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
ARCHITECTURAL ENGINEERING6111206/25/2021
Building Lifecycle
All (71)Filed (2)Permit Issued (4)Signed Off (1)Violation (57)Inspection (3)Special Inspection (4)
05/01/2026
Violation issued (HPD, closed)
A
06/06/2025
Violation issued (HPD, closed)
A
05/09/2024
Violation issued (HPD, closed)
B
05/09/2024
Violation issued (HPD, closed)
B
05/09/2024
Violation issued (HPD, closed)
B
04/19/2024
Violation issued (HPD, closed)
C
04/19/2024
Violation issued (HPD, closed)
C
04/08/2024
Violation issued (HPD, closed)
A
03/20/2023
Violation issued (HPD, closed)
A
12/30/2022
Violation issued (HPD, closed)
C
08/02/2022
Signed off — Alteration
Installation of new Sprinkler system in cellar, new sprinkler water service/DCDA in existing legal Day Care Center in cellar level of mixed-use building.
B00485018-I1
07/26/2022
Permit issued — Plumbing
B00485018-I1-PL
07/26/2022
Inspection — Certified Water and Sanitary-WS-Fixtures-Finish
Certified
View inspection ↗
05/16/2022
Violation issued (HPD, closed)
A
05/06/2022
Violation issued (HPD, closed)
C
05/06/2022
Violation issued (HPD, closed)
A
05/06/2022
Violation issued (HPD, closed)
B
05/06/2022
Violation issued (HPD, closed)
B
05/06/2022
Violation issued (HPD, closed)
B
05/06/2022
Violation issued (HPD, closed)
C
05/06/2022
Violation issued (HPD, closed)
B
02/22/2022
Violation issued (HPD, closed)
A
12/06/2021
Inspection — Certified Sprinkler-SP-Fixtures-Finish
Certified
View inspection ↗
11/23/2021
Permit issued — Sprinklers
B00485018-I1-EW-SP
11/23/2021
Inspection — Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test
Certified
View inspection ↗
06/29/2021
Special inspection requirement — Fire-Resistant Penetrations and Joints
William Shoard
06/29/2021
Special inspection requirement — Sprinkler Systems
William Shoard
06/25/2021
Filed — Alteration
Installation of new Sprinkler system in cellar, new sprinkler water service/DCDA in existing legal Day Care Center in cellar level of mixed-use building.
B00485018-P1
05/25/2021
Special inspection requirement — Fire-Resistant Penetrations and Joints
William Shoard
05/25/2021
Special inspection requirement — Sprinkler Systems
William Shoard
05/10/2021
Permit issued — Plumbing
B00485018-I1-PL
05/10/2021
Permit issued — Plumbing
B00485018-I1-EW-SP
04/06/2021
Filed — Alteration
Installation of new Sprinkler system in cellar, new sprinkler water service/DCDA in existing legal Day Care Center in cellar level of mixed-use building.
B00485018-I1
09/04/2020
Violation issued (HPD, closed)
A
09/04/2020
Violation issued (HPD, closed)
B
09/04/2020
Violation issued (HPD, closed)
B
09/04/2020
Violation issued (HPD, closed)
B
09/04/2020
Violation issued (HPD, closed)
C
05/21/2020
Violation issued (ECB, closed)
Construction
04/01/2020
Violation issued (HPD, closed)
B
04/01/2020
Violation issued (HPD, closed)
A
02/10/2020
Violation issued (HPD, closed)
A
02/10/2020
Violation issued (HPD, closed)
A
02/10/2020
Violation issued (HPD, closed)
B
02/10/2020
Violation issued (HPD, closed)
A
11/04/2019
Violation issued (HPD, closed)
C
07/20/2018
Violation issued (HPD, closed)
B
07/20/2018
Violation issued (HPD, closed)
B
03/28/2018
Violation issued (HPD, closed)
B
01/03/2018
Violation issued (HPD, closed)
C
01/03/2018
Violation issued (HPD, closed)
C
07/24/2017
Violation issued (ECB, closed)
Construction
07/24/2017
Violation issued (ECB, closed)
Construction
02/18/2016
Violation issued (HPD, closed)
B
02/18/2016
Violation issued (HPD, closed)
C
01/15/2016
Violation issued (HPD, closed)
A
02/27/2014
Violation issued (HPD, closed)
C
03/29/2011
Violation issued (HPD, open)
A
03/29/2011
Violation issued (HPD, closed)
B
03/29/2011
Violation issued (HPD, closed)
B
Latest 60 of 71 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWPlumbingSigned-offRRP PLUMBING CORP07/26/2022
DOB NOWSprinklersSigned-offRALPH W. LANDOLFI JR.11/23/2021
DOB NOWPlumbingSigned-offRRP PLUMBING CORP05/10/2021
DOB NOWPlumbingSigned-offRALPH W. LANDOLFI JR.05/10/2021
BISOTISSUEDHENRYSMITH PROPERTY MGMT06/03/2015
BISOTISSUEDHENRYSMITH PROPERTY MGMT03/31/2014
BISMHISSUEDHENRYSMITH PROPERTY MGMT03/24/2009
BISOTISSUEDHENRYSMITH PROPERTY MGMT01/27/2009
BISOTISSUEDHENRYSMITH PROPERTY MGMT08/27/2008
BISPLISSUEDFLYTIGER P & H LTD07/29/2008
BIS—ISSUEDHENRYSMITH PROPERTY MGMT07/11/2008
BISOTISSUEDHENRYSMITH PROPERTY MGMT06/14/2007
BISOTISSUEDLUONG CONSTRUCTION INC.05/14/2007
BISFBISSUEDEDWARD T.MINOR CO.INC.04/23/1996
Nothing on file for this building.
▾Field Inspections (DOB CAP) — 3
DateTypeResultReport
07/26/2022Certified Water and Sanitary-WS-Fixtures-FinishCertifiedView ↗
12/06/2021Certified Sprinkler-SP-Fixtures-FinishCertifiedView ↗
11/23/2021Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic TestCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 4
DateRequirementInspectorRole
06/29/2021Fire-Resistant Penetrations and JointsWilliam Shoardspecial
06/29/2021Sprinkler SystemsWilliam Shoardspecial
05/25/2021Fire-Resistant Penetrations and JointsWilliam Shoardspecial
05/25/2021Sprinkler SystemsWilliam Shoardspecial
▾Documents — 114 on file (BIS + DOB NOW)
▸Plans & Drawings2
▸DOB NOWPlans/Sketch2
09/01/2026B00485018-P1Request digital key ↗
09/01/2026B00485018-I1Request digital key ↗
▸Applications & Permits20
▸BISPLAN / WORK APPROVAL APPLICATION12
06/02/2015340267080Open ↗
03/25/2014340125288Open ↗
11/25/2009310135984Open ↗
Showing 3 of 12 on file for this type
▸BISWORK PERMIT APPLICATION7
06/02/2015340267080Open ↗
03/31/2014340125288Open ↗
03/24/2009310248130Open ↗
Showing 3 of 7 on file for this type
▸BISCERTIFICATE OF OCCUPANCY: APPLICATION1
09/03/2008310135984Open ↗
▸Seals & Professional Certifications23
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION11
10/09/2015340267080Open ↗
01/07/2010320064390Open ↗
08/21/2009320064390Open ↗
Showing 3 of 11 on file for this type
▸BISPROFESSIONAL CERTIFIED CHECKLIST2
01/21/2009310248130Open ↗
08/25/2008310189685Open ↗
▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM2
01/21/2009310248130Open ↗
08/26/2008310189685Open ↗
▸DOB NOWDPL-1: Design Professional Seal & Signature2
09/01/2026B00485018-I1Open ↗
09/01/2026B00485018-P1Open ↗
▸DOB NOWSpecial Inspector Seal & Signature2
08/26/2026B00485018-I1Open ↗
08/25/2026B00485018-P1Open ↗
▸BISREQUIRED ITEMS CHECKLIST FOR PROFESSIONAL CERTIFICATION1
06/02/2015340267080Open ↗
▸BISPROFESSIONAL CERTIFICATION STATEMENT1
06/02/2015340267080Open ↗
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY1
06/02/2015340267080Open ↗
▸BISApplicant / Owner Signature1
03/25/2014340125288Open ↗
▸Trade Schedules & Equipment6
▸BISSCHEDULE B - PLUMBING3
10/08/2008310135984Open ↗
10/02/2008310135984Open ↗
06/04/2008310135984Open ↗
▸BISEQUIPMENT USE APPLICATION/PERMIT2
01/21/2009310248130Open ↗
05/02/2008310135984Open ↗
▸BISSELF-CERT PLUMBING NOTICE1
03/05/2009310135984Open ↗
▸Safety & Tenant Protection1
▸BISST-1 Street Tree Checklist1
12/31/2009310135984Open ↗
▸Environmental & Asbestos9
▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'5
08/21/2009320064390Open ↗
01/21/2009310248130Open ↗
08/25/2008310189685Open ↗
Showing 3 of 5 on file for this type
▸DOB NOWDEP ACP-5: Asbestos Assessment Report2
09/01/2026B00485018-I1Open ↗
09/01/2026B00485018-P1Open ↗
▸BISACP5 ASBESTOS: CERTIFICATION (DEP ACP5)1
03/25/2014340125288Open ↗
▸BISASBESTOS: CERTIFICATION (DEP ACP5)1
06/02/2015340267080Open ↗
▸Energy Compliance7
▸BISTR8: Energy Code Progress Inspections2
12/15/2014340125288Open ↗
03/25/2014340125288Open ↗
▸BISAS-BUILT ENERGY ANALYSIS2
10/09/2015340267080Open ↗
12/15/2014340125288Open ↗
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS1
10/09/2015340267080Open ↗
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY FOR ENERGY CODE PROGRESS INSPECTIONS1
06/02/2015340267080Open ↗
▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY1
06/02/2015340267080Open ↗
▸Inspections & Test Reports1
▸BISTECHNICAL REPORT: RESPONSIBILITY1
06/02/2015340267080Open ↗
▸Approvals, Objections & Sign-offs24
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST9
10/09/2015340267080Open ↗
01/07/2010320064390Open ↗
12/16/2009320064390Open ↗
Showing 3 of 9 on file for this type
▸BISSCHEDULE A - OCCUPANCY / USE7
10/08/2008310135984Open ↗
10/08/2008310135984Open ↗
10/02/2008310135984Open ↗
Showing 3 of 7 on file for this type
▸BISADMINISTRATIVE OBJECTIONS5
08/21/2009320064390Open ↗
01/21/2009310248130Open ↗
08/25/2008310189685Open ↗
Showing 3 of 5 on file for this type
▸BISLETTERS - SUPPORTING DOCUMENTATION3
10/09/2015340267080Open ↗
12/15/2014340125288Open ↗
01/11/2010320064390Open ↗
▸Cost, Insurance & Ownership14
▸BISCOST AFFIDAVIT14
10/09/2015340267080Open ↗
06/02/2015340267080Open ↗
12/15/2014340125288Open ↗
Showing 3 of 14 on file for this type
▸Filing & Intake Forms7
▸BISEFILING COVER SHEET5
08/21/2009320064390Open ↗
01/21/2009310248130Open ↗
08/25/2008310189685Open ↗
Showing 3 of 5 on file for this type
▸BISEFILING JOB APPLICATION COVER SHEET2
06/02/2015340267080Open ↗
03/25/2014340125288Open ↗