1. Oakland Jr. High – STEM Classes – Project Update and 3D Printing March 26, 2015

2. St. Croix Crossing Project Project Development/Construction update: Todd Clarkowski, P.E. St. Croix Crossing Project Coordinator

3. St. Croix Crossing Project Area Bayport

4. The New St. Croix Crossing

7. The New St. Croix Crossing – night time

8. TH95 under Bridge

9. Roadway View

10. Roadway View – night time

11. The New St. Croix Crossing http://youtu.be/wH058zyvHfU

12. Animations Lift Bridge New St. Croix Crossing

13. 2014 River Bridge Construction

14. River Bridge Overview

15. 2014 River Bridge Construction

16. 2014/2015 River Bridge Construction

17. Column Blades and Crossbeam

18. Crossbeam Construction

23. 2014 River Bridge Construction

24. 2014/2015 River Bridge Construction

27. 2014/2015 WI Construction

28. Minnesota Approach Bridge Piers–2014 Column Footing H-Piles Future Groundline Segments

29. Minnesota Approach Bridge Piers–2014 As of February 2015, 22 of 23 total land piers are at full height

30. Minnesota Approach Bridge Segments approx. 40 ft. 10 ft. -Approximately 350 pre-cast segments make up the Minnesota approach bridge superstructure -Average weight: 90 tons -Average length: 8-1/2 feet

31. On-Site Casting Yard - OPH

34. Segment Placement - MN Approach Bridge

35. River Bridge Cross Section – Two Precast Box Segments 100 ft. 18 ft. Segments

36. Grey Cloud Island Casting Yard 100’ x 600’ Building

37. Grey Cloud Island Casting Yard River bridge segments -5 casting beds -656 segments -18 ft. deep -10 ft. long -50 ft. wide -Weighs 180 tons -Barged on Mississippi and St. Croix rivers to project site -Majority of segments placed in 2015

38. Segment Placement - River Bridge

39. Construction Sequence

44. 2015 Construction New River Bridge Wisconsin roadway approach Mitigation Items NW ramp in Minnesota Minnesota approach bridge

45. Schedule − Mn Roadway – majority completed by 2015 − WI Roadway – completed by 2016 − New River Bridge – completed by 2016 − Mitigation items - implemented “before”, “during” or “after” construction

46. Project Information Project Office 1862 Greeley Street S., Stillwater Project Website – Webcams and Weekly Update www.mndot.gov/stcroixcrossing/ Hotline 1-855-GO-CROIX E-mail stcroixcrossing.dot@state.mn.us Facebook www.facebook.com/saintcroixcrossingmndot www.facebook.com/saintcroixcrossingmndot Twitter @stcroixcrossing

47. Questions?