Inshore Geophysical Cable Route Survey

A-2-Sea Solutions recently performed an inshore cable lay survey in the South of France.

The project included a detailed survey of a new subsea cable route. This involved the collection of high-resolution bathymetry, side scan sonar, shallow seismic, magnetometer and land topographic data, which were then integrated and detailed in a comprehensive report.

Inshore surveys are a key component of any successful subsea cable installation project.

The data collected provided the client with a greater understanding of the terrain and seabed conditions through which their cable was to be laid, enabling them to make more informed decisions about cable route engineering and placement. 

The survey was undertaken using our state-of-the-art equipment and software, which enabled us to provide accurate results quickly and efficiently. The vessel was mobilised with a Norbit Winghead i77h MBES, Edgetech 4125 (400/900kHz) Side Scan Sonar, Innomar SES2000 Compact Sub Bottom Profiler and Geometrics G882 Magnetometer.

The data collected as part of cable route surveys is vital in helping to identify any potential hazards that may be encountered during the course of the cable installation operation. This data is then used to develop a safe and cost-effective route that meets both commercial and regulatory requirements.

Operating in the coastal zone presents a number of challenges, from tides and currents to environmental sensitivities and land access.

Common hazards encountered in inshore surveys include shallow water depths, submerged objects, and other environmental concerns such as strong currents. 

Our survey team is experienced in dealing with these challenges and can provide clients with a detailed understanding of the local environment in order to facilitate informed decision-making. For this project, A-2-Sea Solutions was able to draw on its extensive experience and knowledge of the region, ensuring a fast, efficient and safe survey that delivered the data required.

Achieving overlap between the coastal and offshore data sets is paramount to the success of a subsea cable project.

A-2-Sea Solutions was able to provide our client with an integrated data set that allowed them to accurately plan their cable route, allowing for more reliable installation operations.

By using local inshore survey vessels combined with land-based survey teams, we were able to provide our client with comprehensive coverage of the area surveyed in an efficient and cost-effective manner.

This enabled us to deliver all of the data required for the project within both time and budget constraints.

This project showcases our worldwide expertise in inshore survey work.

We are proud to have provided our client with a comprehensive Burial Assessment Survey that met their needs and enabled them to make an informed decision about the installation of their submarine cable route.

We look forward to continuing our work in this field and helping clients around the world to ensure their cable laying projects are completed safely and successfully.

If you'd like to discuss any burial assessment surveys or general survey services and requirements, please don't hesitate to get in touch. Our extensive track record and experienced team make us the perfect partner for your project.

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