Shield construction method is one of the main methods of interzone tunnel construction in urban underground.

盾构施工法是城市地铁区间隧道施工的主要方法之一。

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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。

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Various advanced forecast methods are used during tunnel construction. Every method has plenty of original data.

在隧道施工过程中，往往会综合使用多种超前地质预报方法。

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