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Pika™

Digital Tunnel Face Mapping

DIY accurate 3D modeling of tunnel faces with automatic photogrammetry processing.

When excavating tunnels in complex geology using drill and blast technology, mapping the successive tunnel faces is necessary to better understand the structure of the underground.

We’ve developed a fully digital solution for tunnel face mapping using high resolution photogrammetry.

Our solution is a comprehensive package that gives you the capability to create yourself accurate 3D models of tunnels face in minutes.

Pika™ Features

All in one kit for data acquisition

We provide a comprehensive hardware kit and training so you can take photos yourself.

The characteristics of the kit depend on a combination of the diameter of the tunnel and accuracy you are looking for.

Take & upload photos

Take successive photos following the procedure to ensure necessary overlap of 70% between the photos.

Then directly upload the set of photos to the beMap platform and the photogrammetry process will automatically start.

Accurate 3D face model

Depending on the size of the tunnel after only a few minutes the system generates a georeferenced, high resolution and accurate 3D model of the tunnel face, ready to analyze.

Comprehensive tool box

beMap includes a tool-box to analyze your model: Distance, angle, strike & dip, comparison, annotations, etc…

Geology mapping

A semi-automatic machine learning module allows for the mapping of the geology of the face. This digital solution is not only more accurate than the traditional approach with pen and paper, but it can also save a lot of time.

Global integration

Additional georeferenced scanning of the tunnel and consolidation with face photogrammetry provides the complete mapping of the structure and its geology.