NYC 9/11 Public Portal Document
flaking, peeling or chalking lead based is observed and notify EPA. This information shall
be provided via EPA Indoor Air web database or an agreed upon alternative electronic format
or website approved by EPA within 24 hours of activity.
5. The Monitoring Contractor shall evaluate HVAC systems in residential buildings where
cleaning will take place to determine if these systems have been impacted by dust or debris
from the collapse of the World Trade Center and if these systems require cleaning.
a. In cases where cleaning is requested for an individual residence, portions of the
HVAC system dedicated to that residence will be evaluated.
b. In cases where cleaning is requested for a whole building, the building’s HVAC
system will be evaluated as a whole.
c. HVAC assessments shall be conducted in accordance with the National Air Duct
Cleaners Association (NADCA) General Specification for the Cleaning of
Commercial Heating, Ventilating and Air Conditioning Systems and the NADCA
Assessment, Cleaning and Restoration Standard (ACR 2002).
d. The results of the whole building HVAC system evaluations shall be documented in
a letter report. This report shall be provided to DEP and EPA within 2 business days
of the completion of the evaluation. This report shall include the name and
qualifications of inspector, date of inspection, building location, a description of the
HVAC system, the basis for the determining whether or not the system was impacted
by the collapse of the WTC and if the system requires cleaning.
e. If a HVAC system requires cleaning, then the Monitoring Contractor shall prepare a
scope of work for the cleaning the HVAC system or portion thereof. The scope of
work shall be provided to DEP and EPA within 2 business days of the completion of
the HVAC system evaluation.
f. If the cleaning contractor is not a member of the NADCA they may hire a
subcontractor for HVAC system evaluation and inspection.
Deliverables
The Project Monitor shall record if the HVAC systems has been impacted by dust or debris
from the collapse of the WTC, if the HVAC system has been evaluated and cleaned
subsequent to September 11,2001 (ifyes, then when and by whom) and if the HVAC system
requires cleaning. This information shall be provided via F2L or an agreed upon alternative
electronic format or website approved by EPA within 24 hours of activity.
6. HVAC systems that have been impacted by dust or debris from the collapse of the World
Trade Center will be cleaned. In the event that a HVAC system for an entire building requires
cleaning, a separate, site specific contract will be awarded by DEP for this work. If only a
portion of a HVAC system requires cleaning, then the cleaning contractor will conduct the
cleaning utilizing specialized labor trained and experienced in duct cleaning.
a. The monitoring contractor shall schedule and oversee the cleaning ofHVAC systems.
b. The Monitoring Contractor shall inspect HVAC systems or portions thereof cleaned
to verify cleanliness. If visible dust or other contaminants are evident through visual
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