6-5-14电缆沟铺砂盖板、揭盖板、敷设顶管

铺砂盖板、揭盖板:调整电缆间距,铺砂,盖砖,盖保护板,埋设标桩,揭盖盖板。

敷设顶管:测位,安装机具,顶管接管,清理,扫管。

 

 

注:顶管规格为:管径DN100以内、每根长20m以内。




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