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← Document results/DEP Box 03/E-Mails Sent M. Gilsenan 2001-2002
Document / 22 pages

DEP memo on EPA scope of work roles and indemnification,

Machine-extracted title · confidence 50%

Memo discusses finalizing agency roles in the monitoring program and addresses required indemnification letters and right of entry issues.

NYC-WTC_000139830–000139851

Folder label: “E-Mails Sent M. Gilsenan 2001-2002

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NYC 9/11 Public Portal Document

The Monitoring Contractor shall document all the necessary information regarding sampling activities, fill out all field logs, data sheets, and chain-of-custody forms. The Monitoring Contractor shall use F2L for all sample and chain-of-custody documentation. This data shall be provided to EPA within 24 hours of completion of the sampling.

Deliverables

The Project Monitor shall submit upon request a field package con&isting p|field sheets, field notes (copy), and chain-of-custody forms (copy) shall delivered to the EPA via email, or an alternative format agreed upon. The Monitoring Contractor must sign and date all field sheets, field logbooks and chain-of-custody forn^“ s data ..................... sy provided daily unfh request at the activity completion.

14. The Project Monitor shall perform final visual inspections within 2 hours ofthe Completion of the cleaning. If all areas are not dust free at that time, then the Project Monitor will direct the Cleaning Contractor to reclean as necessary. If all areas are dust free, then the Project Monitor will authorize final air sampling. Final inspeci^|^^^^::he documented using the Cleaning Checklist. Ik Deliverables

The Project Monitor shall submit to EPA, upon n fisOpies of the log book pages via e- mail, fax, or alternative agreed ijion format.

15. Post Cleaning Air Sampling Procedur a. Sampling sh 3t begin until inspection confirms the absence of visible dust and debris. gleaning w _____be. - - „shall ig ____ . performed - successful visual upon '— HUsctiona ^^^ed within 24 hours. A successful visual inspection shall be an ion tl the absence of dust and debris. b. "WbO muSt^ ^^etely dry prior to the start of sampling. c. Uponct etion o: e cleaning, air sampling will be conducted to verify attainment ofthecl san-up criteria Based on consultation with the resident or owner, aggressive ormodii led aggressive air sampling will be conducted. Residents shall not be present during a ggressive air sampling. i. ] beginning aggressive air sampling, a 1 horsepower electric leafblower ,^1 be used to direct exhaust air against walls, ceilings, fioors and other .^^irfeces. This shall continue for at least five minutes per 1,000 square feet of floor. When directing the exhaust, caution shall be taken to avoid disturbance and potential damage to furnishings and personal belongings. ii. HVAC systems shall be shut down or isolated locally during aggressive air sampling. iii. Room and window air conditioners shall not be operated during aggressive air sampling.

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NYC-WTC_000139840

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NYC-WTC_000139840Source: NYC Law Department, mirrored locally

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