Comprehensive Nuclear test ban Treaty Organization Tender

Expressions of interest for Sustainment services for subsea hydrophone stations cables to shore with electro-optical trunk cables The Ctbto Achieves High Data Availability From the Hydrophone Stations Through Conducting Routine and Ad Hoc Sustainment Activity. This Reoi Covers Possible Sustainment Actions That Might Be Conducted in Relation to the on-land Outside Plant Equipment (E.g. Cables, Joints, Splice Pit, Cathode, Beach Anchors, Split Pipes, Conduits, Etc.) and the Underwater System (E.g. Cables, Joints, Cathode, Split Pipes, Stabilisation, Etc.). Sustainment Activities May Be of Limited Scope Such as Short Studies, but May Also Be of a Much Larger Scope, E.g. Subsea Cable Repairs. Sustainment Actions Could E.g. Comprise of One or More of the Following Services (the List is Not Exhaustive): Installation Services; Installation of Cables, Cathodes, Cable Joints, Cable Stabilisation, Environmental Permitting/studies Inspection Services; Rov Inspections, Diver Inspections, Cable and Cable Protection/stabilisation Inspections, Underwater Video/photographs, Optical Time Domain Reflectometrymeasurements Maintenance Services; Cable Maintenance, Joint Maintenance, Splice Pitrepairs Design and Engineering Services (Including Cable Engineering Services); Mechanical/ Electrical Component (E.g. Cathode) Design and Manufacture, Bespoke Cable Design and Manufacture, Cable Repairs, Cable Stabilisation, Cable Jointing, Smaller Civil Works Marine Services; Provision of Vessels and Other Marine Assets, Provision of Surveys, Diving Consultancy Services; Studies, Permitting, Novel Designs COMPREHENSIVE NUCLEAR TEST-BAN-TREATY ORGANIZATION (CTBTO),