Autor: Tunnelsurveyor

PPS anounces EOL of TBM2 Guidance System

German based guidance system manufacturer Poltinger Precision Systems GmbH recently announced that their TBM guidance system version 2 has reached the „End of life“ phase. This means that the original...

TBM Guidance & Surveying tools case study

Surveying experiences during the Austin Downtown Wastewater Tunnel Phase 1 Author: Darrell Bartley, Subterranean Solutions LLC. Darrell has been working on numerous projects for many big construction companies as a...

Tunnelsurveyor Introduction

Within the already special underground construction sector mechanized or conventional tunneling is an even more special business. Different professions are working on successful projects worldwide: Civil engineers Electrical engineers Mechanical...