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ANSI/ANS-8.22-1997;R2006;R2011; R2016: Nuclear Criticality Safety Based on Limiting and Controlling Moderators

Current Standard

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Item ID: 240227


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"R" in the numeric designation signifies that the 1997 standard was reaffirmed (recertified) as an American National Standard in 2006, 2011 and 2016.  No changes can be made to a standard during reaffirmation.
This standard applies to limiting and controlling moderators to achieve criticality safety in operations with fissile materials in a moderator control area. This standard does not apply to concentration control of fissile materials.

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