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液壓機械頂管
查看:  發布日期:2020-06-28

2007_5_3_12_51_25.jpg發源于日本,它是一種遙控、可導向的頂管施工方法,主要應用精度要求較高的非進入管道,它可以準確的控制敷管方位,有效的平和地層壓力,控制地面沉降,實現非開挖敷設地下管道的目的。具有敷管精度高(尤其適用于污水等重力流管道)、對地層適應性強(如卵礫石等復雜地層)、可在大含水量地層敷設各類管道、敷管直徑范圍寬等特點。

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