Minimum Measures for Level A Decontamination

DOE-EM-STD-5503-94

Station 1:

Equipment Drop

Deposit equipment used on-site (tools, sampling devices and containers,

monitoring instruments, radios, clipboards, etc.) on plastic drop cloths.

Segregation at the drop reduces the probability of cross contamination.

During hot weather operations, cool-down stations may be set up within this

area.

Outer Garment, Boots,

Station 2:

Scrub outer boots, outer gloves and fully-encapsulating suit with decon

and Gloves Wash and

solution or detergent and water. Rinse off using copious amounts of water.

Rinse

Station 3:

Remove outer boots and gloves. Deposit in container with plastic liner.

Outer Boot and Glove

Removal

Station 4:

If worker leaves Exclusion Zone to change air tank, this is the last step in the

Tank Change

decontamination procedure. Worker's air tank is exchanged, new outer gloves

and boot covers are donned, joints are taped, and worker returns to duty.

Station 5:

Boot, Gloves, and

Boots, fully-encapsulating suit, and inner gloves are removed and deposited in

Outer Garment

separate containers lined with plastic.

Removal

Station 6:

SCBA Removal

SCBA backpack and facepieces are removed (avoid touching face with

fingers). SCBA is deposited on plastic sheets.

Station 7:

Field Wash

Hands and face are thoroughly washed. Shower as soon as possible.

F-6