Law Department notice on WTC document preservation, Oct 2001

NYC 9/11 Public Portal Document

10.0 DECONTAMINATION PLAN

Decontamination of equipment and personnel will be performed to limit the potential migration of contaminants outside the exclusion zone. All equipment and persoimel will be decontaminated prior to leaving the exclusion zone.

10.1 Levels Of Decontamination Protection Required For Assisting Personnel

The level of protection required for persotmel assisting with decontamination is one level below that of the person being decontaminated. The Industrial Hygiene and Safety Officer is responsible for monitoring decontamination procedures and determining their effectiveness.

10.2 Equipment Decontamination

All vacuums and Negative Air Machines will have filters and pre-filters removed and disposed of before demobilization. They will also be wet wiped. The Response Manager and SHSO are responsible for ensuring the cleanliness of equipment prior to leaving the site. Any other equipment not disposed of after the job will be wet wiped.

103 Personnel Decontamination

10.3.1 Procedure

All site personnel should minimize contact with contaminants in order to reduce the need for extensive decontamination. Persormel decontamination will be conducted in the decontamination zone. Gross decontamination for PPE Levels C and D+ will include:

1. Vacuum coverall/ boots with HEPA vacuum 2. Remove coveralls and dispose_______________________________ 3. Remove boot covers and dispose (alternate: rinse boots/ remove and hang for drying)_________ __ ______________________________ 4. Remove gloves and dispose_________________________________ 5. Remove respirator________________________________________ 6. Wash/rinse respirator (inside and out) and hang for drying________ 7. Rinse hard hat (inside and out)

Personal hygiene following decontamination will take place in the support zone.

10.3.2 Equipment

Personal decontamination equipment will consist of trashcans with liners (for disposable PPE), three-gallon containers (respirator wash, sanitize and rinse), water supply, and detergent.

10.4 Disposition of Decontamination Wastes

-001 WRS Infrastructure and Environment, Inc. 21

NYC-WTC_000145098