U.S. ATLAS HL-LHC Upgrade Level 2 and Deputies-NSF only Management Mailing List

[John Parsons <parsons AT nevis.columbia.edu>]

Hi Gustaaf,

	I am surprised that @ 90%CL LAr seems to need about 200 "extra" days 
(almost a year) beyond the float we have.  What is driving that?  We 
have certainly made a lot of progress since FDR, and were not in such 
bad shape back then.  We also have more base float now than we did at 
FDR, and yet we are "under water"?

                John

On 2/24/23 4:39 PM, Gustaaf Brooijmans wrote:
> Hello all,
>
> We think we’ve worked the kinks out of all the numbers.  In the attached you 
> will find a for presentation tab, as well as a working tab with a bit more 
> info on floats, and all the detailed info.  Let us know if you see something 
> weird.  The for presentation tab calculates % contingency on the cost-to-go, 
> which gives a better idea of where we are.
>
> Best,
>
> Chris and Gustaaf
>
>
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John Parsons
Nevis Labs,             Email: parsons AT nevis.columbia.edu
 Columbia University    Phone: (914) 591-2820
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