| 逆作法大直径钢管结构柱全套管全回转“三线一角” 综合定位施工技术 |
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| 引用本文： | 黄涛.逆作法大直径钢管结构柱全套管全回转“三线一角” 综合定位施工技术[J].科技和产业,2022,22(10):383-389. |
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| 作者姓名： | 黄涛 |
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| 作者单位： | 深圳市工勘岩土集团有限公司,广东 深圳 518000 |
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| 摘 要： | 针对基坑逆作法钢管结构柱安插定位难度大的问题,采用全套管全回转“三线一角”综合定位技术,保证了钢管柱安插后中心线、垂直线、水平线以及方位角的精确定位施工,从而保证钢柱方位角与设计一致,确保后续钢管柱间支撑钢梁的精准安装。
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| 关 键 词： | 逆作法 大直径钢管结构柱 全套管全回转 综合定位技术 |
General Positioning and Construction Technology of"Three-line-one-angle" of Ultra-diameter Steel Structural Pipe Columns with Casing Rotator Using Top-down Method |
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| Abstract: | In view of the difficulty of placing and positioning steel pipe structure column in the base pit, the general positioning technology of "three-line one corner" is adopted to ensure the accuracy of the position angle and design of the steel column, and ensure the precise installation of the steel column supporting the steel beam between the subsequent steel pipe columns. |
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| Keywords: | top-down method large diameter steel pipe structure column full sleeve full swing general positioning technology |
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