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HVAC monitoring addendum to scope of work, August 2002
Machine-extracted title · confidence 70%Second addendum to monitoring scope including HVAC system checklist and inspection procedures.
NYC-WTC_000163408–000163426Folder label: “E-mails M. Gilsenan”
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NYC 9/11 Public Portal Document
ADDENDUM #2 World Trade Center Dust Cleaning Program Monitoring Contract Scope of Work
that was present in the ventilation system prior to or after the WTC collapse. In these cases, bulk dust sampling will be performed.
3.0 APPLICABLE DOCUMENTS
This section provides full bibliography for references made within this document. Evaluations should be conducted in a manner that is fully compliant with the guidance provided in the following documents, to the extent applicable.
ACR 2002, Assessment, Cleaning and Restoration of HVAC Systems, National Air Duct Cleaning Association, Washington, D.C. (2002).
Section 3 of ACR 2002 includes procedures for performing a visual assessment of HVAC systems required in item 6.5.2.1 of this document.
NADCA Standard 97-05, Requirements for the Installation of Service Openings in HVAC Systems, National Air Duct Cleaning Association, Washington, D.C. (1997).
NADCA 97-05 includes procedures for installing service openings in HVAC systems and construction and material specifications for replacement panels, plates or access doors to cover such openings as required under item 6.5.1.2 of this document.
SMACNA HVAC Duct Construction Standards — Metal and Flexible, Sheet Metal and Air Conditioning Contractors' National Association, Inc., 2"d Edition (1995).
The SMACNA standard includes construction and material specifications for access doors for covering service openings as required under item 6.5.1.2 of this document.
SMACNA Fibrous Glass Duct Construction Standards, Sheet Metal and Air Conditioning Contractors' National Association, Inc., 6d' Edition (1992).
The SMACNA standard includes construction and material specifications for access doors for covering service openings as required under item 6.5.1.2 of this document.
NFPA Standards 90A, Standardfor the Installation of Air-Conditioning and Ventilating Systems, and 90B, Standard for the Installation of Warm Air Heating and Air-Conditioning Systems, National Fire Protection Association (1999 Edition).
The NFPA standards include construction and material specifications for replacement coverings on service openings as required under item 6.5.1.2 of this document.
OSHA Regulations 29 CFR 1910, Occupational Health and Safety Standards
The OSHA regulations specify health and safety requirements for protecting employees during the inspection procedures.
NYC-WTC 000163414
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NYC-WTC_000163414Source: NYC Law Department, mirrored locally
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