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介绍以大直径螺旋焊接钢管作主支撑、槽钢加胶合板作底模、辅以相应的钢筋绑扎安装、混凝土浇筑措施 ,成功地完成了离地 2 0余 m高、截面为 1m× 4.8m转换梁的施工
Introduced with large diameter spiral welded steel pipe as the main support, channel plus plywood as the bottom die, supported by the corresponding steel banding installation, concrete pouring measures, successfully completed more than 20 m off the ground, the cross section of 1m × 4.8m conversion Construction of the beam