Rectification of R89 section crane rails at Sizewell 'A' nuclear power station technical consultancy for Multiplex Construction Company Limited - (PP) (TR-MF-018(PP))

Drop stops fitted to the pile cap cranes at Sizewell A nuclear power station are designed to operate with a maximum of 5mm clearance between the stops and the rail surface. However, because of the fixed positions of the stops relative to the crane wheels, it was found that the...