Combining the example of308 interchange construction on Shihuan expressway, it has practical value for studying and summarizing the technology control on cast box beam tension construction. 结合石环公路308互通立交桥工程,研究并总结预应力现浇箱粱张拉施工的工艺控制,对施工实践有一定的参考价值。
A certain interchange bridge in Guangzhou City is a two-link in-situ reinforced concrete continuous box beam bridge. After operation for many years the bridge occurs more serious staggering at the connection place of two-link bean body. 广州市某立交桥为两联现浇钢筋混凝土连续箱梁,经过多年的运营,该桥两联梁体相接处出现了比较严重的错位。
Design of Steel Pipe Support of Interchange Box Beam and Its Construction Control 某立交桥箱梁钢管支架设计与施工控制
The interchange at Siping Railway Junction of Harbin-Dalian Passenger Dedicated Railway is designed as the prestressed concrete ( PC) continuous box girders of constant depth and variable width with main spans each 48 m in length. 哈大客运专线四平枢纽立交采用主跨48m等高度、变宽度预应力混凝土连续箱梁方案。