[ RadSafe ] Salsman RE: Gardner Sellafield cluster

[Mercado, Don]

> John Andrews wrote:
>
>> ... I wonder how long this UO3 will stay in the vicinity of the
>> vehicles that were damaged and continue to be an exposure hazard.  If

>> it has a very slow setteling rate (is this true?) then it will 
>> disperse with the normal air movement and not be a significant 
>> problem because of dilution and dispersion.  

I'd imagine you could use the formula (#11.5) on page 491 of Cember's
book (Third Edition) and some basic assumptions to get some
order-of-magnitude ground contamination concentrations.