矩形断面隧道高大侧墙单侧模板设计与施工  

Design and Construction of One-sided Formwork for High Side Wall of Rectangular Section Tunnel

作　　者：袁晓刚 颜凡新 耿军 YUAN Xiao-gang;YAN Fan-xin;GENG Jun(POWERCHINA SINOHYDRO ENGINEERING BUREAU 14 CO.,LTD.,Kunming 650041,China)

机构地区：[1]中国水利水电第十四工程局有限公司,云南昆明650041

出　　处：《云南水力发电》2021年第10期96-100,共5页Yunnan Water Power

摘　　要：江东大道提升改造工程一期工程全长4.58km,其中青六路~青东一路隧道全长853m,设计采用内撑式排桩围护结构,明挖顺作法施工,支护桩与主体结构之间设计无肥槽。隧道侧墙成功采用型钢三角桁架辅以预埋高强地脚螺栓作为模板支撑体系,单侧支模工艺进行混凝土浇筑。The first stage of Jiangdong Avenue Lifting and Rehabilitation Project is 4.58km in length,of which 853m is Qing 6 Road to Qingdong 1 Road Tunnel.Internal braced row pile enclosure structure is designed,open excavation and sequential construction method is adopted,and no fertilizer trough is designed between the support pile and the main structure.The side wall of the tunnel is successfully constructed with steel triangular truss and embedded high-strength anchor bolts as formwork support system,and single-side formwork technology is used for concrete placement.

关 键 词：矩形隧道 高大侧墙 单侧模板 设计与施工 

分 类 号：TU94[建筑科学—建筑技术科学]