Fw: Re Special Form Certificates Applied to Old Sources.-Correction

["Mike Malaxos" <mike@radiationsafety.com.au>]

> Good Morning All,
>                             Please forgive my error in the original
posting when the A2 was referred to instead of the A1 value.


Could you assist me by commenting  on the US
> situation involving the transport of Special Form sources..
>
> Radioactive sources with activities which exceed the A1 value, which are
> enclosed in a capsule, the design of which is approved as Special Form can
> be transported  in a type A container. For the purposes of complying with
> the transport regulation must a type B container be used if :
> 1 The Special Form Certificate has expired.
> 2. If the manufacturer has not imposed a Recommended Working Life(RWL) but
> the source is more than 15 years old.
> 3. If the source is older than the manufacturers RWL.
>
> Can a source older than the RWL be transported as Special Form  in a Type
A
> container when the capsule Special Form approval certificate is current
and
> the source has been immersion test according to the appropriate ISO
> standard.
>
> If you intend to transport pre 1985 nuclear density gauges such as Troxler
> or Campbell Pacific must the 50 mCi Am 241 Be neutron sources be removed
> from the base of the gauge and transferred to a type B container.
>
    My understanding is that the British and Russian Authorities consider
that a Special Form Certificate does not apply to a source which is older
thant the RWL.

Thanks for your comments.
>
> Best Regards,
> Mike Malaxos.
> Radiation Safety Services
> Mike@radiationsafety.com.au
> www.radiationsafety.com.au
> 69 Robinson Avenue Belmont Western Australia 6104
> Phone 61 (0)8 94750011 FAX  61 (0)8 94750011
>

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