苏南运河整治工程施工中,有多座桥梁采用转体施工新工艺,取得了良好的技术经济效果,它彻底改变了造桥水上作业的习惯工艺和艰苦环境,开创了陆地造桥的崭新局面。一、转体造桥工艺转体造桥工艺通常应用于河中不设桥墩,跨河主孔的跨度又较大的桥梁工程。施工中,将桥梁跨河的主孔桥体一分为二,分别在河流 During the construction of the southern canal renovation project, a number of bridges adopted the new technology of swivel construction and achieved good technical and economical results. It completely changed the customary workmanship and hard environment of water bridge construction and created a brand new situation of land bridgemaking . A swivel bridge technology swivel bridge technology is usually used in the bridge without pier, span the main span of the bridge and larger bridges. Construction, the main bridge across the river bridge body is divided into two, respectively, in the river