Found this article while on the Summit County, Colorado Government webpage looking for something else...pretty interesting...not looking forward to the construction.  Here's the link to the website...take a look!  http://www.coloradodot.info/projects/I70SilverthorneDillon. 

There is an informational open house on November 15th, 2010 at the Silverthorne Pavillion,located on Blue River Parkway, Silverthorne, CO 5-7 PM.  See you there!