Maximum Measures for Level B Decontamination

DOE-EM-STD-5503-94

Station 1:

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

Segregated

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

Equipment Drop

different containers with plastic liners. Segregation at the drop reduces the

probability of cross-contamination. During hot weather operations, cool-down

stations may be set up within this area.

Scrub outer boot covers and gloves with decon solution or detergent and

Boot Cover and Glove

Station 2:

Wash

water.

Station 3:

Boot Cover and Glove

Rinse off decon solution from Station 2 using copious amounts of water.

Rinse

Station 4:

Remove tape around boots and gloves and deposit in container with plastic

Tape Removal

liner.

Station 5:

Boot Cover Removal

Remove boot covers and deposit in container with plastic liner.

Station 6:

Outer Glove Removal

Remove outer gloves and deposit in container with plastic liner.

Station 7:

Suit and Safety Boot

Wash chemical-resistant splash suit, SCBA, gloves, and safety boots. Scrub

with long-handle scrub brush and decon solution. Wrap SCBA regulator (if

Wash

belt mounted type) with plastic to keep out water. Wash backpack assembly

with sponges or cloths.

Station 8:

Rinse off decon solution using copious amounts of water.

Suit, SCBA, Boot, and

Glove Rinse

Station 9:

Tank Change

If worker leaves exclusion zone to change air tank, this is the last step in the

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

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

Station 10:

Safety Boot Removal

Remove safety boots and deposit in container with plastic liner.

Station 11:

SCBA Backpack

While still wearing facepiece, remove backpack and place on table.

Removal

Disconnect hose from regulator valve.

Station 12:

With assistance of helper, remove splash suit. Deposit in container with plastic

Splash Suit Removal

liner.

Station 13:

Inner Glove Wash

Wash inner gloves with decon solution.

Inner Glove Rinse

Rinse inner gloves with water.

Station 14:

Remove face piece. Deposit in container with plastic liner. Avoid touching

Face Piece Removal

Station 15:

face with fingers.

Inner Glove Removal

Remove inner gloves and deposit in container with liner.

Station 16:

Remove inner clothing. Place in container with liner. Do not wear inner

Inner Clothing

Station 17:

clothing off-site since there is a possibility that small amounts of contaminants

Removal

may have been transferred in removing the fully-encapsulating suit.

Shower if highly toxic, skin-corrosive or skin-absorbable materials are known

Station 18:

Field Wash

or suspected to be present. Wash hands and face if shower is not available.

Put on clean clothes.

Redress

Station 19:

F-8