Undulating towed underwater vehicles have been used for a number of years, mainly in the ocean science community, hydrographic industry and by navies. When looking at the systems currently in...

Survey, geotechnics and Remotely Operated underwater Vehicle (ROV) operations are all individually very interesting subjects as far as their exponents are concerned. But this combination, with the added dimension of...

The Western Scheldt is being deepened to give larger ships better access to the port of Antwerp. Over fifty wrecks and other obstacles have been removed from the main channel....

Dams generate 20% of the world's electricity. They also provide flood control, supply water to cities and can assist river navigation. Many dams are multipurpose, providing two or more of...

Why has a new positioning system been designed? What are the requirements? What are the drawbacks of traditional solutions? Why are a new concept and system architecture necessary? What applications...

When Oi08 opens at the ExCeL centre in London’s Docklands on 11 March, the exhibition and its accompanying conference will focus on the three important issues that have begun to...

Survey Equipment Services (SES) Inc., Houston, Texas, has recently taken delivery of its fourth TrackLink 1500HA USBL positioning system from LinkQuest Inc. The purchase has been made by SES to...

What started out as a small niche company specialising in hydrographic multi-beam surveys has really taken flight since 1992. C&C Technologies has been led in many other directions than multi-beam...

In 1999, the oil companies BP, Amoco, and Shell jointly published a document detailing the industry requirement for a survey AUV (Autonomous Underwater Vehicle) that stated: "For industry to adopt...

By Camille Béchaz, ACSA and Fran­­çois Boucquaert, Fugro-Topnav, France Fugro evaluated the accuracy of the GPS Intelligent Buoy (GIB-Lite) system for its possible use in shallow-water offshore underwater positioning applications....