Scottish Hydro Electric Transmission Plc (“shet”) Is Inviting Interested Parties To Apply To Join The Sub Sea Marine Survey Dynamic Purchasing System (dps) Which Is Being Issued By Shet In Connection With The Dps Procurement Process Conducted In Accordance With The Utilities Contracts (scotland) Regulations 2016 In Relation To Hvdc Projects. Shet Is Seeking To Appoint A Number Of Specialists Subsea Marine Survey Companies To The Dps Who Can Offer Some Or All Of The Required Services & Equipment That Goes Into Subsea Marine Surveying. Project Background "the British Energy Security Strategy Set Out The Government's Ambition To Connect Up To 50gw Of Offshore Generation To The Electricity Network By 2030. In Response To This Ofgem Have Outlined A New Accelerated Strategic Transmission Investment (asti) Framework. This Sets Out A Streamlined Approach To The Regulatory Approval And Funding Process To Facilitate Accelerated Delivery By Transmission Owners. To Support This Ambition Shet Are Proposing To Set Up A Dynamic Purchasing System (dps) For Expected And Future Marine Surveys. The Project Surveys Shet Are Looking To Award Through This Dps Include: 1. Spittal To Peterhead 2gw Hvdc Link - C. 200 Km Offshore Cable Route, Landfall Locations Not Yet Determined 2. Beauly To Arnish 1.8gw Hvdc Link - C. 75 Km Offshore Cable, Landfall Locations Dundonnel, South Of Ullapool And Arnish, Lewis These Survey Scopes Are Planned For Execution In 2023. Offshore Grid - An Offshore Network Of At Least 3 Cable Routes Connecting Offshore Platforms. The Routes For These Are To Be Determined But Provisional Distances Are: 3. Fiddes To An Offshore Platform E1a Location C. 100 Km 4. Offshore Platform E1a To Offshore Platform R4_1 C. 275 Km 5. Offshore Platform R4_1 To Creyke Beck C. 200 Km These Survey Scopes Are Planned For Execution In 2024. Further Survey Scopes Are Expected With A Minimum Of 650km Of Geophysical And Geotechnical Survey Being Planned By Shet In Support Of The Holistic Network Design (hnd). The Lengths And Co-ordinates Will Be Confirmed In Stage 2 Of The Dps Process And Upon The Company Issuing An Rfp/call Off Scope Of Work Documents To All Suppliers Appointed To The Dps. The Dps Process Is To Establish Market Capability To Carry Out The Required Works Within The Time Period Indicated. It Is Shet's Intent To Follow Up Stage 1 Of The Dps Application Process With Stage 2 Which Is A Tendering Process With A View To Award A Marine Seabed Survey Contract For Each Project Based On A Detailed Rfp/call Off Process. The Survey Scope Of Work Covers Geophysical, Geotechnical, Uxo, Topographic And Environmental Sampling & Testing. This Dps Application Sets Out The Information Which Is Required By The Shet Evaluation Team In Order To Assess The Suitability Of Potential Applicants In Terms Of Their: • Knowledge And Past Experience On Similar Projects. • Available Resources And Capabilities. • Organisation, Economic, Legal And Financial Standing; And • Health, Safety And Environment Standards. • Management And Quality Systems.

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