
TUnIS.SmartTraverseMT
TUnIS.SmartTraverseMT is an assistance system that automates the necessary control measurements for microtunnelling projects with diameters ≥ DN 1600.
Reason why
The purpose of TUnIS.SmartTraverseMT is to replace the regular manual traverse measurements required for the readjustment of navigation systems in microtunnelling projects with an automated solution.
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Microtunnelling navigation systems must be calibrated at defined intervals. Manual traverse measurements from the launch shaft through the pipeline to the machine typically require specialised surveyors and several hours of downtime for the tunnelling system. An automated solution significantly speeds up control measurements and greatly reduces the need for specialised surveying personnel on site.

TUnIS.SmartTraverseMT consists of a chain of total stations installed in the pipeline with a defined spacing. Starting from a fixed station in the launch shaft, the system measures an automated traverse with the end point as a reference point installed on the tunnelling machine. This approach allows for control measurements at shorter intervals, significantly boosting tunnel alignment precision.
Benefits
- Reduced downtime
Control measurements that used to take hours are now completed within minutes, ensuring fast tunnelling progress - Automated process, lower costs
Automation eliminates the need for on-site surveyors and reduces surveying service costs - Higher frequency, greater flexibility, better quality
Frequent control measurements minimise deviations and reduce the need for corrections. This has a positive effect on the driving forces, the pipe loads and the overall quality of the pipe string - Automatic correction of inaccuracies
Unique feature for precise compensation of errors caused by short baselines in the start shaft - Redundant and compliant system
Combined with TUnIS Navigation MTGyro or TUnIS Navigation MTLaserTotalstation, the system ensures continuous position availability in line with DWA-A125, without requiring a separate hydro level system
Downloads
Our product info gives an overview of the features and benefits of TUnIS.SmartTraverseMT.
- Product info
PDF-Document
Contact
For more information or project inquiries do not hesitate to contact our expert.

