NYC 9/11 Public Portal Document
USDOL OSHA requirements. The person who conducts sampling shall possess a valid NYS
DOL certificate. Personal air monitoring will be performed on a minimum ofone worker per shift
per residence during for the first 6 weeks ofcleaning operations. This maybe extended based on
a determination made by EPA, DEP and OSHA. Thereafter personal air monitoring samples will
be taken at one sample per quadrant per day. All samples shall be collected and analyzed in
accordance with NIOSH 7400 Method for PCM and 7402 for TEM. Analysis ofthese samples
shall be the responsibility ofthe Monitoring Contractor. Results ofanalysis shall provided to EPA
by the laboratory in an approved electronic format within 24 hours ofcollection. Copies ofthe
results shall also be sent immediately to DEP, 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 afieldpackage consisting offield sheets, field notes
(copy), and chain-of-custody forms (copy) shall be 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 forms. This data shall be provided daily upon request at the activity
completion.
14. 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 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 inspections shall be documented using the Cleaning Checklist.
Deliverables
The Project Monitor shall submit to EPA, upon request, copies ofthe log book pages via e-mail,
fax, or alternative agreed upon format.
15. Post Cleaning Air Sampling Procedures
a. Sampling shall not begin until a visual inspection confirms the absence ofvisible dust and
debris. Post cleaning air sampling shall be performed upon successful visual inspection and
completed within 24 hours. A successful visual inspection shall be an inspection that
verifies the absence of dust and debris.
b. All surfaces must be completely dry prior to the start of sampling.
10
NYC-WTC_000139219
OCR can misread numbers and units. Confirm readings against the page image before using them.