Sellafield of Sellafield operations, the Nuclear Decommissioning Authority (and HMG) is concerned that this needs to be managed. The Central Laboratory at Sellafield is the headquarters of the National Nuclear Laboratory and is the flagship nuclear Research and Development facility in the UK. It supports newly built reactors, operation of reactors, operations of fuel processing plants and decommissioning and clean-up. The NNL's Central Laboratory is available to run a wide range of radioactive and non-radioactive experimental programmes. In addition, it offers a wide range of analytical services, building on its location on the Sellafield site and considerable expertise of its resident
Oldbury Nuclear Power Station an urban area twice the size of Bristol. Reactor 1 went critical on 18 September 1967 and first generated electricity on 9 November 1967, Reactor 2 started generating electricity in April 1968. The construction was undertaken by a consortium known as The Nuclear Power Group ('TNPG'). The reactors were supplied by TNPG and the turbines by AEI and C. A. Parsons & Co. The main civil engineering contractor was Sir Robert McAlpine. Construction on site began in 1961. Oldbury was the first nuclear power station in the UK to use prestressed concrete pressure vessels, earlier Magnox reactors having used steel