Anchor Blocks Removal

Description

Wave Hub Limited ("The Vendor") is seeking to remove five concrete and steel anchor blocks from the Wave Hub offshore renewable demonstration site, as part of the preparation for the future development, construction and operation of a floating offshore wind (FLOW) array at the Wave Hub Project site. The anchor blocks were installed 2014 as foundations for a wave energy device and consist of 5 clump weights, 4 square clumps at 23tonnes (dry)/ 15 tonnes (wet) and two circular clumps of combined to make a main clump of 126 tonnes (dry)/ 80 tonnes (wet). An ROV video survey of the blocks was carried out on the 17th September 2020 which indicated that the lifting points were in reasonable condition with no significant fouling by external items (e.g. fishing gear) observed. Some dyneema (NW clump) and pellet buoys (NE clump) and various lengths of chain from previous mooring/deployment operations sighted on and beside the clumps. The vendor is seeking a suitable contractor to; • Develop a methodology for the complete removal of the mooring clumps and residual mooring equipment from the Wave Hub Site by end of 2020, • Undertake all HSEQ and Project planning in line with industry standards, • Supply suitable vessels, plant, craneage, marine spread, ROV's inclusive of fuel, crew, lubes, stores, dues and other disbursements as required to execute the project plan, • Transport blocks from site, land ashore and dispose of in line with all environmental and waste management legislation, • Conduct post-removal ROV survey demonstrating that site is clear, • Provide project plans, HSEQ documentation, daily progress reports, and final report. Suitable contractors are invited to download the attached Invitation To Tender and respond in accordance with the instructions therein.

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