（1中国建筑工程总公司CCTV总承包项目经理部，北京100020；2. 上海冠达尔钢结构有限公司，上海201900）

［摘要］钢结构在高层民用建筑中得到了广泛的应用，钢结构施工工艺也有了较大的提高。该文结合中央电视台新台址工程介绍了主楼筏板阶段钢结构制作中高强、超厚钢板、复杂截面
［关键词］筏板；钢柱；复杂截面；厚板焊接

Steel structure is widely applied in tall civil building. The construction technology of steel structure is remarkable improved. Combining the construction of raft foundation in CCTV new site project main building, authors introduce the manufacture technology of steel column with high strength, super thick steel plate and complicated section.