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← Document results/DEP Box 03/2003 E-Mails Sent M Gilsenan
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Revised scopes of work for indoor dust cleaning program, August

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EPA transmits revised scopes of work documents for the indoor dust cleaning and monitoring program, including cleaning SOW #7 and monitoring SOW #7.

NYC-WTC_000139101–000139149

Folder label: “2003 E-Mails Sent M Gilsenan

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NYC 9/11 Public Portal Document

Monitor shall record daily activities in the field notebook.

14. Personal Air Monitoring Personal air monitoring shall be performed by the Monitoring Contractor in accordance with US DOL OSHA requirements. The person who conducts sampling shall possess a valid NYS DOL APSTcertificate. Personalairmonitoringwillbeperformedonaminimumofoneemployeeofthe Cleaning Contractor per shift per residence during for the first 6 weeks ofcleaning operations. This maybe extended based on a determination made by EPA and OSHA. Thereafter personal air monitoring samples will be taken at one sample per day. Air samples will be collected in accordance with the procedures specified in NIOSH 7400 Method and analyzed by phased contrast microscopy (PCM) followed by Asbestos Hazard Emergency Response Act (AHERA) transmission electron microscopy (TEM). Analysis ofthese samples shall be the responsibility of the Monitoring Contractor. Results ofanalysis shall be provided to EPA by the laboratory in an approved electronic format within 24 hours ofcollection. Copies ofthe results shall also be sent immediately to OSHA and the employer. The employer will make these results available to the employees or their designated representatives for their review in accordance with 29 CFR 1910.1020 and 29 CFR 1926.1101.

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 consisting offield sheets, field notes (copy), and chain-of-custody forms (copy), which shall be delivered to the EPA via fax, or an alternative format agreed upon. The Monitoring Contractor must sign and date all field sheets, field logbooks and chain-of-custody forms. This data shall be provided upon request.

15. The Project Monitor shall perform final visual inspections within 2 hours ofthe completion ofthe cleaning. Ifall areas are not dust free at that time, then the ProjectMonitorwilldirecttheCleaning Contractor to reclean as necessary. If all areas are dust free, then the Project Monitor will authorize final air sampling. Final inspections shall be documented using the Cleaning Checklist.

Deliverables

The Project Monitor shall submit to EPA, upon request, copies ofthe field notebook pages via e- mail, fax, or alternative agreed upon format.

16. Post Cleaning Air Sampling Procedures

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NYC-WTC_000139146

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NYC-WTC_000139146Source: NYC Law Department, mirrored locally

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