Subsea pipelines

Tender description

Interconnector Services (NI) Ltd. is a contracting services company within Mutual Energy Limited. Interconnector Services (NI) Ltd requests responses to this PQQ from competent entities to undertake maintenance inspection survey works of various submarine assets of Moyle Interconnector Ltd (Moyle); Premier Transmission Limited (PTL) and Belfast Gas Transmissions Ltd (BGTL). Moyle, PTL and BGTL are also companies within Mutual Energy. Moyle is the owner of 2 x 55 km of submarine power cables, part of the HVDC interconnector between Northern Ireland and Scotland and will be installing 2 additional 55 km submarine LV cables in third quarter of 2015. PTL is the owner of a submarine gas pipeline between Northern Ireland and Scotland. BGTL is the owner of a gas pipeline within Northern Ireland which crosses Larne Lough and Belfast Lough. Both the PTL pipeline and the Moyle cables are in close proximity in the North Channel of the Irish Sea. An inspection survey is planned for the subsea assets in early summer 2016 and this contract is for the provision of the survey works.