http://nuclearcareersonline.net/2009/06/dounreay%e2%80%99s-largest-hazard-removal-cranks-up-a-gear/ Nuclear Jobs - Engineering Jobs - Safety - Project Management - Jobs in the Nuclear Industry Thu, 10 Mar 2011 21:58:44 -0700 http://wordpress.org/?v=2.8.5 hourly 1 http://nuclearcareersonline.net/2009/06/dounreay%e2%80%99s-largest-hazard-removal-cranks-up-a-gear/comment-page-1/#comment-199 dsb Wed, 01 Jul 2009 13:15:08 +0000 http://nuclearcareersonline.net/?p=875#comment-199 How do the site licencees intend to dismantle the NaK contaminated primary circuit and previously drained secondary circuits? Several kms of small bore pipework could be blocked by oxides/hydroxides? How can you safely cut out the NaK contaminated pipework - the NDA are unlikely to allow cutting in low O2 atmospheres by workers and wholesale freezing of the DFR vault has already been ruled out? How do the site licencees intend to dismantle the NaK contaminated primary circuit and previously drained secondary circuits? Several kms of small bore pipework could be blocked by oxides/hydroxides? How can you safely cut out the NaK contaminated pipework – the NDA are unlikely to allow cutting in low O2 atmospheres by workers and wholesale freezing of the DFR vault has already been ruled out?

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