临洪河大桥18号～22号深水墩施工技术

On construction technique of 18#～22# deep water pier at Linhong River Bridge

结合连云港310国道宋跳立交至大酒壶段临洪河大桥水中墩施工和以往的施工经验,采用固定平台和套箱法施工,确保本桥处于汛期施工时,在满足池洪、环保等的前提下,尽量少压缩过水断面,完成了钻孔桩、系梁的施工。

Combining with the water pier construction at Linhong River Bridge between Songtiao Overpass and Dajiuhu Section along the 310th National Road in Lianyungang and the pervious construction experience of the company,the paper adopts the fixed platform and sleeve box method in the construction,and ensures less on cross-section of the river and accomplish the construction at the bored piles and binders with the premise of meeting the demands of the flood release and protecting the environment in the construction at the bridge during flood seasons.