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Botany Bay Cable Project

Client: OES/Viscas Corporation/Energy Australia
Location: Botany Bay, NSW
Date: 2009

Provide diving support for the directional drilling of 6 bores at La Perouse as well as 24/7 dive support on cable lay barge to lay 6 13KVA power cables from LA Perouse to Silver Beach, Kurnell. Tasks included provision of 24/7 dive support on lay barge, floating plant and vessels for landings at silver beach, remedial burial operations, geotechnical sub seabed core sampling and post lay survey. Tasks included seabed probing to 6m soil depth along route, cable floating, towing and landing operations, trefoil cable configuration Post lay survey and inspection, remedial burial to 1.5m depth. The cables were successfully laid and subsequently buried.