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Walk-up cooperative
213-09 73 AVENUE
QUEENS · BIN 4451114
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1950Year Built
2Stories
C6Building Class
R3-2Zoning
145,200 sfGross Floor Area
200Units
LL97 CoveredRent Stabilized5 Open Violations ▸
Walk-up cooperative · Owner of record: HOLLISCO OWNERS CORP · 356,832 sf lot · 0.41 FAR built · Flood zone X
Locations of Work
No floor-level scope or drawing coverage on file for this building.
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
MADRIAGA ENGINEERING P.C.106/01/2026
Building Lifecycle
All (18)Filed (1)Objection (8)Special Inspection (9)
08/13/2026
Objection resolved — Resolved
08/13/2026
Objection resolved — Resolved
08/13/2026
Objection resolved — Resolved
08/13/2026
Objection resolved — Resolved
06/17/2026
Objection raised — Other
06/17/2026
Objection raised — Other
06/17/2026
Objection raised — Other
06/17/2026
Objection raised — Other
06/01/2026
Filed — Alteration
r install new convenience stair to connect the cellar and 001 , install new 3 piece bathroom and laundry room at cellar , new HVAC as per plans, no change in use, egress or occupancy
Q01409043-I1
06/01/2026
Special inspection requirement — Maintenance information
06/01/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
06/01/2026
Special inspection requirement — HVAC-R and service water heating system controls
06/01/2026
Special inspection requirement — Insulation placement and R values
06/01/2026
Special inspection requirement — HVAC-R and service water heating equipment
06/01/2026
Special inspection requirement — Interior lighting power
05/29/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
05/29/2026
Special inspection requirement — Final
05/29/2026
Special inspection requirement — Mechanical Systems
Nothing on file for this building.
1 project · most recent 06/01/2026
Heating and Air Conditioning Systems
FiledStatusContractorScopeMake / Model / Capacity
06/01/2026——Heating and Air Conditioning Systems
Heat / Cool
Mitsubishi Electric MXZ-SM36NLHZ ( heating @ 42000 BTU) 36,000 BTU · Vrf Outdoor ×1
▾Special Inspection Requirements (DOB NOW) — 9
DateRequirementInspectorRole
06/01/2026Maintenance information—energy_progress
06/01/2026HVAC-R and service water piping design and insulation—energy_progress
06/01/2026HVAC-R and service water heating system controls—energy_progress
06/01/2026Insulation placement and R values—energy_progress
06/01/2026HVAC-R and service water heating equipment—energy_progress
06/01/2026Interior lighting power—energy_progress
05/29/2026Structural Stability – Alterations of existing buildings—special
05/29/2026Final—progress
05/29/2026Mechanical Systems—special
▾Documents — 4 on file (BIS + DOB NOW)
▸Plans & Drawings1
▸DOB NOWPlans/Sketch1
08/15/2026Q01409043-I1Request digital key ↗
▸Zoning, Tax Lot & Property Records1
▸DOB NOWRestrictive Declaration/Easement 11
08/15/2026Q01409043-I1Open ↗
▸Seals & Professional Certifications1
▸DOB NOWDPL-1: Design Professional Seal & Signature1
08/16/2026Q01409043-I1Open ↗
▸Environmental & Asbestos1
▸DOB NOWDEP ACP-5: Asbestos Assessment Report1
08/15/2026Q01409043-I1Open ↗