Go to the bottom of this page and click on the link for Chris Lofgren's name to view SNI plan for immigrant labor:
http://www.house.gov/transportation/
There are a number of trucking news sites out there that will describe everything occurring in the industry to include the Trans Texas Corridor, industry giants plans and terminal facilities on the US borders, etc.
Many of the negatives are just plans right now, however many are also currently underway.