EQUIPMENT AND WASTE CONTAINER DECONTAMINATION AND REMOVAL PROCEDURES
Historical Note: Subpart (§§56-5.1 - 56-5.2) filed July 7, 1987 eff. July 28, 1987.
(a) First cleaning. External surfaces of contaminated containers and equipment shall be cleaned by wet cleaning and/or HEPA vacuuming in the work area before moving such items into the waste decontamination enclosure system airlock by persons assigned to this duty. These work area persons shall not enter the airlock.
(b) Removal to washroom. These contaminated items shall be removed from the airlock by persons stationed in the washroom during waste removal operations. These washroom persons shall remove gross contamination from the exterior of their respirators and protective clothing by brushing, HEPA vacuuming and/or wet cleaning.
(c) Second cleaning. Once in the waste decontamination enclosure system, external surfaces of contaminated containers and equipment shall be cleaned a second time by wet cleaning.
(d) Recontainerizing. The cleaned containers of asbestos material and equipment are to be dried of any excessive pooled or beaded liquid, placed in uncontaminated plastic bags or sheeting, as the item's physical characteristics demand, and sealed airtight.
(e) Removal to airlock. The clean recontainerized items shall be moved into the airlock that leads to the holding area. The washroom persons shall not enter this airlock or the work area until waste removal is finished for that period.
(f) Removal to holding area. Containers and equipment shall be moved from the airlock and into the holding area by persons dressed in clean personal protective equipment who have entered from uncontaminated areas.
(g) Holding carts. The cleaned containers of asbestos material and equipment shall be placed in watertight carts with doors or tops that shall be closed and secured. These carts shall be held in the holding area pending removal. The carts shall be wet-cleaned and/or HEPA-vacuumed at least once each day.
(h) Enclosure security. The exit from the decontamination enclosure system shall be secured to prevent unauthorized entry.
(i) Enclosure restrictions. Where the waste removal enclosure is part of the personal decontamination enclosure, waste removal shall not occur during shift changes or when otherwise occupied. Precautions shall be taken to prevent short-circuiting and cycling of air outward through the shower and clean room.
Historical Note: Sec. filed July 7, 1987 eff. July 28, 1987.
(a) Assigned persons. Where only one egress exists and the shower is used as a waste removal washroom, persons shall be stationed in each area/room of the decontamination enclosure to transfer/process, as in section 56-5.1(a)-(f) of this Subpart, the contaminated containers and equipment through adjacent areas/rooms. These persons shall not cross the airlocks into the adjacent areas/rooms until the waste removal is finished for that period and all other persons have decontaminated as per these regulations. The clean room/holding area persons shall enter from uncontaminated areas dressed in clean personal protective equipment.
(b) Holding carts. The cleaned containers of asbestos material and equipment shall not be stored in the clean room but shall be placed in carts, adjacent to but outside of the clean room. The carts may be used for temporary storage adjacent to the clean room until the end of the work shift.
(1) Cart usage and cleaning. The carts shall be watertight and have doors or tops that shall be closed and secured. The carts shall be HEPA-vacuumed and/or wet-cleaned at least once each day.
Historical Note: Sec. filed July 7, 1987; amd. filed Oct. 18, 1991 eff. Jan. 1, 1992.
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