折返线

广州市地铁三号线体育西路站折返线隧道施工技术

Research on Construct Technique of No.3 Line Interzone Subway in Guangzhou

城市轨道交通工程折返线的防护距离分析

Analysis on Safety Protection Distance in Urban Rail Transit Project

本文介绍浅埋暗挖法施工技术在北京地铁复兴门折返线工程中的应用。

This paper describes the application of the boring excavation method in construction of Beijing Metro .

文章结合广州地区气候特点和工程地质特点，详尽分析了水平冻结孔施工技术在广州地铁折返线斜穿广汕公路和沙河立交桥的应用可行性。

Considering the climate and the geological structure of Guangzhou , this article makes an exhaustive analysis of the feasibility of the horizontal frozen-hole construction technology .

探讨了地铁车站施工安全监测中的维护桩变形、土体变形、支撑结构的受力状况、地下水水位、地下管线沉降和位移监测的实施细则；突出了对折返线施工过程的监测；

The implementation details of concrete items , such as maintenance pole deforming , land movement , stress situation of bracing structure , groundwater level , underground pipeline sedimentation , displacement monitoring , and especially the monitoring of round-trip line construction process are probed into .

以广州地铁二号线琶洲站、琶洲折返线为例，介绍止水帷幕摆喷桩在基坑支护结构中的作用、施工方法及施工技术。

Through an example of Pazhou station and Pazhou round line of No. 2 line , Guangzhou subway , the function , construction technology and construction method of water sealing curtain of swing jet grouting pile in supporting structure for foundation pit are introduced in the paper .