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某料浆仓工程因工艺特殊需要,设置了一座36~47米高的全封闭室外独立楼梯。该楼梯为3米×6米的钢筋混凝土薄壁方筒式结构,钢筋混凝土带形基础。筒壁厚150毫米,配双层钢筋,均为φ10@200双向布置。基础埋深为一2.5米,主筋为12@200。C28级混凝
A silo project due to special needs of the process, set up a 36 to 47 meters high fully enclosed outdoor independent staircase. The staircase is a 3m x 6m reinforced concrete thin-walled square tube structure with a reinforced concrete strip foundation. The wall thickness of the cylinder is 150 mm and it is equipped with double-layer steel bars. Both are φ10@200 bidirectional arrangements. The basic depth is 2.5 meters and the main reinforcement is 12@200. C28 coagulation