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HVAC consulting services invoice, NYC WTC site, 2003

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Invoice for HVAC consulting services provided at the World Trade Center site in 2003.

NYC-WTC_000135339–000135553
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NYC 9/11 Public Portal Document

2 South End Avenue, Manhattan, NY January 30, 2003

Inspection Details:

As part ofthe survey, the Mechanical and the Environmental Professionals inspected the following HVAC system types. All identification data and visual inspections are documented in the attached checklists.

A. A total of (30) mechanical exhaust fans of kitchens and bathrooms located on the upper root (13) mechanical kitchen and bathroom exhaust fans located on the lower roof and (01) fresh air intake for the elevator room. B. HVAC unit is located on the upper roof and serves north side ofthe hallways. C. HVAC unit is located on the upper roof and serves south side of the hallways D. HVAC unit is located on the lower roof and serves the 2" floor hallway of the townhouses. E. A/C unit is located on the upper bulkhead of the elevator room and serves the elevator room. • F. One (01) AC split unit is located on the ground floor and serves the gym. G. One (01) AC split unit is located on the ground floor in the playroom and serves playroom. H. One (01) Lobby AC unit is located on the ground floor in the gym area and serves the lobby

Summary of Findings:

WTC related dust was observed in the mechanical exhaust fans # 30, 29, 28, 26, 25, 16, 12, 04 and the lobby AC unit.

Scone of work:

Cleaning is required to remove WTC related dust from: - The exhaust fans# 30, 29, 28, 26, 25,16,12, 04 and their associated components. - Lobby AC unit its associated components, located on the ground floor in the gym area and serving the lobby.

S' ereh•,

Vasilis Bellos

Director of Operations Attachments: 1) Ventilation System Evaluation forms

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NYC-WTC 000135359

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NYC-WTC_000135359Source: NYC Law Department, mirrored locally

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