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Articles

Multibeam Echosounders for USV Platforms
Case Study
Multibeam Echosounders for USV Platforms

For a number of UK clients, the opportunity to work with leading edge technology combined with new deployment methodology is attractive in order to increase efficiency, lower costs, and utilise innovation.

Underground Mine Mapping and 3D Modelling with Portable Lidar System
Case Study
Underground Mine Mapping and 3D Modelling with Portable Lidar System

The surveying of an underground mine is difficult for two orders of problems: the complicated and dark tunnels environment and the underground depth where GPS or GNSS signal can't be reached.
The Aurantech company has faced this problem in an old underground mine site, in Zhejiang and thanks to the HERON wearable mobile mapping system the procedure for data collection was not only possible but al…

Aerial Surveying with GNSS RTK PPK System
Article
Aerial Surveying with GNSS RTK PPK System

The Tersus Post-Processing Kinematic (PPK) and RTK systems are dual frequency GPS/GLONASS/BeiDou receivers. They allow cm-level position referencing of orthomosaic photos and 3D models without the Ground Control Points (GCPs). It saves hours of mission planning and setup time for surveying.

New Inspection Class ROV for Underwater Inspections in Harsh Operational Conditions
Case Study
New Inspection Class ROV for Underwater Inspections in Harsh Operational Conditions

As a renown mini-ROVs and unmanned solutions manufacturer since 2005, Subsea Tech is pleased to introduce its new inspection class ROV Tortuga, the ultimate vehicle for underwater inspections in harsh operational conditions. With a total 68 kgf forward thrust for only 43kg total weight, Tortuga offers an unrivalled thrust/weight ratio in its category and is able to operate in currents up to 4 knot…

Coastal Hydrographic Survey with Unmanned Surface Vehicles (USVs)
Case Study
Coastal Hydrographic Survey with Unmanned Surface Vehicles (USVs)

C-Worker 6 completed a common dataset comparison survey in Plymouth Sound, UK in July 2015. This was in partnership with Swathe Services utilizing an R2Sonic 2022 Broadband multibeam echo sounder as part of a challenge launched during the Shallow Water Survey 2 conference.