Trenchless Construction Technical Difficulties

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11 Technical Difficulties of Horizontal Drilling in Trenchless Construction

11 Technical Difficulties of Horizontal Drilling in Trenchless Construction

In trenchless construction, some technical difficulties will be encountered during horizontal drilling. Generally speaking, these 11 aspects are included. 1. Stuck drill Sticking is a common technical difficulty in hole reaming. If stuck, analyze and identify the cause and then deal with it. 1. If the drill is stuck in contact with the underground pipeline, withdraw the drill bit, drag …

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