Utility Tunnelling: Micro Tunnelling - Part 2

Micro tunnelling refers to unmanned, remote-controlled methods for jacking pipes. This module covers the various methods, in particular, micro tunnelling with hydraulic, pneumatic, auger and scraper conveyance and soil displacement. The focus is on removal and processing the spoil, drive variants of the cutting head, cutting head design, application in groundwater, measures to reduce jacking forces and measures to remove obstacles. After completion of this module, you will have a sound knowledge of: - cutting head design; - processing of the spoil in separation plants; - measures to reduce jacking resistance; and - dealing with obstacles.

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Prof. Dr.-Ing. Stein & Partner GmbH (2010)


Trenchless installation of pipelines