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Chapter 6 - Containment and Personal Protective Equipment (PPE)

Lesson 3 - Full Containment

Chapter 6 - Containment and Personal Protective Equipment (PPE)

Lesson 1
Overview of Containment

Lesson 2
Limited Containment

Lesson 3
Full Containment

Lesson 4
Personal Protective Equipment (PPE)

BEGIN KNOWLEDGE TEST

Full containment is recommended for the clean up of mold-contaminated surface areas of more than 100 square feet and when intense or long-term exposures are expected. It is also recommended if it appears likely that the occupant's space would be further contaminated if full containment were not used because high levels of airborne dust or mold spores are likely. Full containment requires double layers of polyethylene sheeting to create a barrier between the moldy area and other parts of the building. A decontamination chamber or airlock -- an area with doors between the contaminated area and the clean area -- should be built for entry into and exit out of the remediation area.

The entryways from the outside into the airlock and from the airlock into the containment area should be slits covered by flaps on the outside surface. The chamber should be large enough to hold a waste container and allow a worker to put on and remove Personal Protective Equipment (PPE). All contaminated PPE, except respirators, should be placed in a sealed bag while in this chamber.

Respirators should be worn until remediation workers are outside the decontamination chamber.

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