Patrick Janot edited Cost.tex  over 10 years ago

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\subsection{Elements of Costing}  A detailed costing of the TLEP project does not exist yet, and one of the aims of the starting TLEP design study is to produce it. The total cost of the 80-km version, from an indicative and very preliminary estimate, expressed in arbitrary ``High-energy Collider Funding'' units (HCF), amounts to 7 BHCF. Not surprisingly, the main cost drivers for the whole complex are the tunnel, the shafts and the related services and infrastructure (including access roads), for about 60\% of the price, or 4.1~BHCF. The accelerator and collider rings cover the other 40\%, or 2.9 BHCF, dominated by the 12 GV RF system (1.1~BHCF, including the cryogenics) and the 80 km of magnets (0.8~BHCF). The TLEP project, however, may be considered as a precursor to the VHE-LHC, in which case the tunnel, the tunnel services and the magnets (which could be used for the VHE-LHC injector) would be shared between TLEP and the VHE-LHC. In view of the large number of Higgs bosons expected to be produced at TLEP (Section~\ref{sec:Higgs}), the cost of each Higgs boson is expected to be exceedingly competitive, be it expressed either in CHF HCF  per Higgs boson or in MW per Higgs boson~\cite{1308.2629}. %\begin{table}  %\begin{center}