The underground pipeline cross interference of city road is an important factor which constrains the whole urban pipeline engineering construction.

城市道路地下管线交叉冲突，是制约整个城市管线工程建设的重要因素。

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Belong to the underground because of pipeline projects, Therefore, the integrity of their overall engineering of its high demands.

由于管道属于地下工程，故所属整体工程对其完整性要求很高。

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With more city buildings and denser underground pipeline network are constructed, the risk of engineering construction is also becoming increasingly high and attracts more and more attention.

随着城市建筑物越来越多，地下管网越来越密集，工程建设风险也越来越高，也越来越引起人们的重视。

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