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The following conceptual interchange alternatives have resulted from the development and refinement of infrastructure improvement alternatives. These infrastructure alternatives, in concert with a program of Transportation System Management (TSM) actions and Transportation Demand Management (TDM) strategies, have been concurred by the Advisory Task Force as recommended to be carried forward for detailed evaluation in Phase 3 (Preliminary Design / Impact Assessment / Draft Environmental Impact Statement) of the study. NEW! Visualizations Click here to view the visualization renderings. Users can mouse-over the images to switch between before and after views. View/Download Study Alternatives Here The documents below are available for viewing/downloading. In some cases the files linked here are very large in size. A high-speed internet connection is recommended for downloading these large files. If not currently installed on your computer, you will need to download the Adobe Acrobat Reader free browser plug-in to view the PDFs. Selected Alternative [10MB] Alternative 2 [0.9MB] Preferred Alternative 3 [0.7MB] Alternative 10 [1.8MB] Alternative 10A [1.3MB] Alternative 11 [1.8MB] Alternative 12 [1.8MB] Alternative 12A [1.3MB] Preferred Alternative 13 [0.9MB]