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Trenchless Methods

This group of methods comprise the core of what are considered “trenchless” new installation methods. In comparison with the mole ploughing or microtrenching techniques, the surface impact is not continuous and typically is limited to shaft locations or entry/exit points for the installation procedure. In comparison with tunneling techniques, the focus for trenchless technologies is on utility scale installations although there may be considerable overlap in techniques for larger utility installations.

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