梁板式后浇带大直径钢管一次支顶技术探讨

Discussion on one roof support technology of beam and slab type post-cast strip large diameter steel pipe

针对梁板后浇带的传统支撑做法存在的缺点,系统介绍了梁板式后浇带大直径钢管一次支顶技术,分别阐述了其工作原理,适用范围及施工工艺,并结合实际应用效果,总结了该技术的优点,指出其具有广阔的应用前景。

According to the shortcomings of traditional support practices of beam and slab type post-cast strip, this paper system introduced the one roof support technology of beam and slab type post-cast strip large diameter steel pipe, respectively elaborated its working principle, applica- tion scope and construction technology, combining with practical application policy, summarized its technology advantages, pointed out it had broad application prospects.