隧道长管棚超前支护施工工艺及其对钻机性能要求探讨

Discussion on Construction Technology of Long Pipe-shed Prereinforcement for Tunnel and Feature Requirement of Drilling Machine

结合65 m长管棚超前支护的施工实例,介绍了海王星-508型钻机在长管棚施工中采用的施工工艺,并探讨了长管棚施工对钻机的性能要求。

With the construction case of 65 m long pipe-shed pre-reinforcement, the paper introduced the construction technology of long pipe-shed whh Haiwangxing - 508 drilling machine, and discussed the feature requirement of drilling machine in the construction.