2014, PLA Hydrographic Service, Gunfleet Sands 3, Export Cable and WTG Inspection Surveys (Spring)

The Port of London Authority (PLA) Hydrographic Service was commissioned by DONG Energy to undertake a Multibeam Echosounder (MBES) survey at the Gunfleet Sands 3 Offshore Windfarm in the Thames Estuary. The scope of work, for the April/May 2014 survey included: 1. MBES survey of 50m wide corridor along Export Cable Route between the WTG F0 and the HDD exit point. 2. MBES survey of the WTG foundations F00 and G)) and inter-array cable. This series covers survey elements which were undertaken on the 10th April and 16th May 2014, along the Export Cable Route and around Turbines F00 and G00. The survey work was carried out using the PLA survey vessel ‘Yantlet’, with bathymetric data being collected using a hull-mounted Reson SeaBat 8125h MBES.