The steel Girder assemblies consist of milled steel plates made of S235JR, S355 or EN-GJL-150 (GG150), available in 31 different sizes as per the drawing, with plate thicknesses ranging from 80 to 425 mm and dimensions up to a maximum length of 4’120 mm and width of 2’220 mm. The heaviest single plate is 8’620 kg and the heaviest assembly is 23’210 kg. Total weight of all steel Girders is about 95’000 kg. For further details, please refer to the specification document PSI-HP83-001.