High-iron box girder is 32 meters, and 25 steel bars consume 32 meters. 3232m box girder reinforcement quantity table 1 piece 32m box girder reinforcement consumption, the volume of a high-speed rail bearing platform is about170m3, the cross-sectional area of the pier shaft is10m2, and the height is 4-20m, taking10m. The box girder is 32 meters long and weighs 900 tons, with 330 cubic meters of concrete and about 60 tons of steel bars.