To estimate the resistance of thrust correctly during the process of the culvert box jacking is one of the main factors to construct the project successfully.
箱涵推进中推进阻力估算正确与否是工程成败的关键因素之一。
For the case of safety, its construction will adopt pipe-roof culvert box jacking method.
为慎重起见，拟采用管幕保护下的顶进法施工。
The application of the chemical churning pile in the existing tracks culvert-jacking box;
结合工程实际，重点介绍了溶洞灌浆、旋喷桩和钢管桩在工程中的运用情况。
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