Proposal to negotiate an amendment to an existing contract for the supply of Niobium-Titanium alloy bars for the LHC

This document concerns the proposal to negotiate an amendment to an existing contract for the supply of Niobium-Titanium alloy bars for the LHC. For the reasons explained in this document, the Finance Committee is invited to approve an amendment to an existing contract with the firm WAH CHANG (USA) for the supply of an additional 64.2 tonnes of Niobium-Titanium alloy bars for an amount exceeding the previously approved amount by up to 6 707 932 US dollars (8 349 363 Swiss francs), not subject to revision, bringing the total to a maximum amount of up to 51 786 805 US dollars (64 459 036 Swiss francs). The amount in Swiss francs has been calculated using the present rate of exchange. The firm has declared the following origin of the materials covered by this adjudication proposal: US - 100%.