echrispy:
Are you aware of what California DOT did recently on Interstate 80?
You might find this article interesting:
http://archives.forconstructionpros.com/print/Features/Tackling-California-Sierra-Nevada-I-80-Recycling-Project/0FCP1579
The article says the contract called for milling out...
I took in in 1989 and passed the first time. Like I tell all my cohorts in the Sacto area, take Lindbergs Class at a local Junior College, (go to PPI2pass.com). The ones that listened to my advice also passed either the first time or the second time.
Back then, as I believe is still true...