Two massive piers had to be sunk into the river bed to support the construction, over 11,000 tons of steel provided the framework for the towers and walkways.
年才最终完成。两块巨大厚重的桥墩被沉入河床以支撑整个建筑，超过11,000吨钢铁被用来构建塔身和人行道。
Two massive piers had to be sunk into the river bed to support the construction, over 11,000 tons of steel provided the framework for the towers and walkways.
年才最终完成。两块巨大厚重的桥墩被沉入河床以支撑整个建筑，超过11,000吨钢铁被用来构建塔身和人行道。
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