3D Mobile Laser Scanning survey of the Pajares tunnels (2 x 25km) for the new high speed track in Spain - AVE.
Data acquisition was completed by our MLS in three different days / missions.
The absolute accuracy of the whole survey was characterized by a RMS of 2 cm, however the total GNSS outages inside the tunnel in a total lenght of 50 km.
Swiss 16,5 km long Gottardt tunnel MLS survey with our Riegl VMX-250 system.
Rabat Ville train station tunnel pathology mapping survey by 3D laser scanning. Ortoimagery by laser intensity .
Project for ONCF in 2010, Morocco.
Yellow line Porto Metro tunnels survey in portugal
São Vicente Caves survey for Geotechnical project regarding visitors pathways safety and stability.
The work consisted of three-dimensional and photogrammetric survey of galleries with 900 m length, existing geological pathology conditions classification, characterization, size, shape and location. This project was conducted in partnership with Engeomad.