Level A PPE

DOE-EM-STD-5503-94

5.4.1. Level A PPE

5.4.1.1. Respiratory Protection

Level A respiratory protection is positive pressure, full face-piece self-contained breathing

apparatus (SCBA), or positive pressure supplied air respirator (with escape bottle for

immediately dangerous to life or health (IDLH) or potential IDLH atmosphere).

5.4.1.2. Protective Clothing

Protective clothing provides maximum skin protection. It is used when the potential exists for

splash or immersion by chemicals and/or radiologically contaminated liquids, or for exposure to

vapors, fumes, gases, or particulates that are harmful to skin or capable of being absorbed

through the skin. This class of protection is acceptable for radiological work activities

categorized as "High" involving pressurized or large volume liquids, or closed system breach

(see DOE Radiological Control Manual). Level A protective clothing includes:

Totally encapsulating non-permeable, chemical-resistant suit;

Coveralls inner suit;

Modest clothing under coveralls (e.g., shorts and T-shirt/long underwear);

Disposable gloves and boot covers (worn over fully encapsulating suit);

Boots, chemical-resistant, steel toe and shank (depending on suit construction, worn

over or under suit boot);

Hard hat (under suit); and

Hearing protection (as needed).

5.4.1.3. Other Protective Apparatus

Other protective apparatus which may be used includes:

Cooling unit/system,

Cold weather gear/clothing, and

Protection from biological hazards/pests.

5.4.2. Level B PPE

5.4.2.1. Respiratory Protection

Level B respiratory protection is positive pressure, full face-piece self-contained breathing

apparatus (SCBA), or a positive pressure supplied air respirator (with escape bottle for

immediately dangerous to life or health (IDLH) or potential IDLH atmosphere).

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