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Re: SI UNITS



     It depends on what you are doing. The revised DOT regs require the use 
     of SI units, but not NRC or DOE. In fact, 10 CFR 20.2101(a) states 
     that "Each licensee shall use the units: curie, rad, rem, including 
     multiples and subdivisions, and shall clearly indicate the units of 
     all quantities on records required by this part." (This means that if 
     you use _only_ SI units on records used to document compliance with 10 
     CFR 20, you have violated 10 CFR 20!) DOE's 10 CFR 835.4 has a similar 
     statement. I can't speak for any agreement states, but I would imagine 
     they are similar to 10 CFR 20.
     
     I have not seen anything that would change this, since it would 
     require a revision to 10 CFR 20.
     
     Steven D. Rima, CHP
     steven.rima@doegjpo.com


______________________________ Reply Separator _________________________________
Subject: SI UNITS
Author:  ssg_michael_williamson@ftdetrck-ccmail.army.mil at Internet
Date:    12/6/96 2:18 PM


          Fellow Radsafers,
               I have heard a rumor that beginning 1 Jan 97, that SI
          units will be the new standard in the U.S.  Is there any 
          truth to this?  If so, is there any NRC Policy Letter 
          stating this?
     
           Thanks for the help,
     
           Mike Williamson