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Indoor dust cleaning scope of work documents August 2002

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Final scope of work documents for indoor dust cleaning and monitoring contractor activities in WTC cleanup program.

NYC-WTC_000161325–000161348

Folder label: “E-mails R. Avaltroni 2002

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NYC 9/11 Public Portal Document

with all activities including start and finish date.

Additional information including but not limited to, absence of dust/debris, equipment used (leaf blower, fan etc.), size of space, start and completion dates for the cleaning, sample media, flow media type, flow rates (start/final, flow rate (average), time (start/finish), total elapsed time (min), calculated sample volume (L), pump fault, weather, units, QC samples (lot blank), sampling dates, sample IDs, complete chain-of-custody forms, EPA Project Tracking Numbers and laboratory address shall be entered into an agreed upon electronic format or website approved by EPA within 24 hours of activity. Dates and times shall be associated with all activities including start and finish date.

21. The residence will be recleaned and retested if the clean-up criteria of Oj 9 fibers/cc (PCME measured by TEM) is not achieved or if determined necessary by EPA. This clean­ up criterion may be reevaluated and revised, if determined necessary based on field conditions and analytical limitations.

22. The Project Monitor will conduct a post-cleaning inspection of the residence with the resident at the completion of the sampling. The resident should inspect the residence and identify any damage at this time and sign-off on the Project (Completion Form. Any damage or loss to a residence or its contents shall be documented on this form.

Deliverables

The Project Mordtor shall submit upon request to the EPA copies of the field notebook as requested via fax or alternative format agreed upon and within two days of request. Final air sampling shall be performed with 24 hours of final visual inspection.

23. The Project Monitor will complete a daily report which documents site observations, cleaning starts, continuations, completions, air sampling, recleaning and any delays or difficulties encountered.

Deliverables

The Project Monitor shall submit upon request the completed Project Completion Form into the EPA Indoor Air web database or an agreed upon alternative electronic format or website approved by EPA within 24 hours of activity.

24. EPA will notify residents of the results of sampling conducted as part of this project. No other party is authorized to release residential or common area sampling results.

25. Any damage to or loss of private property that occurs during sampling or is caused by the Monitoring Contractor or its employees while engaged in activities covered by this scope of

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NYC-WTC_000161338

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NYC-WTC_000161338Source: NYC Law Department, mirrored locally

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