The pipe section of the immersed tunnel is the large-volume concrete structure, which is complicated in the structure shape.
沉管隧道工程中的管段为大体积混凝土构件，结构形式较为复杂。
Depending on different conditions in different projects, construction methods for immersed tunnel vary with their respective features.
由于工程建设条件的不同，沉管隧道建设的方法也各具特点。
Some key issues related with excavation by a super-large shield machine and the design and construction of immersed tunnel in deep seawater and torrent conditions are also listed.
最后，对超大型盾构机长距离掘进与深水急流海底沉管隧道的设计、施工等列出其中的若干技术关键问题。
With different construction method, (from Chapter 1 to Chapter 3), they are immersed tunnel, underwater shield tunnel and the underwater tunnel by using mining method respectively.
第1 -3章分别是按施工法区分的水底沉管法隧道、水下盾构法隧道、水下矿山法隧道。
Hashash explains that the immersed-tube design requires largeportions of the tunnel to be built on a dry dock that is floated outinto the water and sunk.
哈沙什解释说，沉管式的设计要求大部分的隧道建筑在干坞上，干坞漂浮并沉没在水里。
Compared with mountain tunnel and shield tunnel, the design and calculation method of immersed railway tunnel differs greatly.
铁路沉管隧道的设计与计算方法，与山岭隧道、盾构隧道相比有很大差异。
Based upon the exploration and analysis of Changhong immersed tube tunnel, Ningbo, the paper makes a preliminary study on the geotechnical exploration scheme of immersed tube tunnel in soft ground.
结合宁波市常洪隧道岩土工程勘察实例分析，对软土地基沉管隧道工程的岩土工程勘察方案设计进行了初步探讨。
At the same time, the construction method is presented of the final joint in Changhong immersed tube tunnel.
同时，介绍了常洪沉管隧道最终接头的施工方法。
The utility model relates to tunnel class, particularly a piling base structure applied to the construction of immersed tube tunnels.
本实用新型涉及隧道类，特别涉及一种应用在沉管隧道工程中的桩基础结构。
This thesis focuses on the theory and the method, and studies all measurements required in the project of immersed tube tunnel.
本文重点在理论上和方法上对沉管隧道施工所需的各项测量工作进行了研究。
This thesis focuses on the theory and the method, and studies all measurements required in the project of immersed tube tunnel.
本文重点在理论上和方法上对沉管隧道施工所需的各项测量工作进行了研究。
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