- Preliminary Design Report
A design report/study was produced in 2010 for the I-494/I-35W interchange that produced information that was then considered during the 2012-2013 concept design phase.
View preliminary design report (PDF, 14.6 MB, 48 pages)
View the executive summary with alternative concept figures (PDF, 7 MB, 25 pages)
View the preliminary design report appendices (PDF, 69 MB, 193 pages)
- I-494 Storm Water Alternatives Study
A 2007 study was conducted to help determine the best means for storm water drainage of I-494 from Penn Avenue to the Minnesota River.
View the storm water alternatives study (PDF, 40 MB, 362 pages)
- Interchange history and need (PDF, 246 KB, 1 page)
- Vision layout design (PDF, 195 KB, 1 page)
- Transitway alternatives (PDF, 441 KB, 1 page)
- Transitway evaluation results (PDF, 634 KB, 1 page)
- Interchange concepts from April 2014 (PDF, 680 KB, 1 page)