St. Croix River Crossing Dispute

Slide #1 - B1 - 2100’ cable stay, towers 450’

Slide #2 - B1 - 2100’ cable stay – superimposed photo

Slide #3 - B1 - 1500’ cable stay, towers 350’

Slide #4 - B1 – 1500’ cable stay – superimposed photo

Slide #5 - Example of B – Normandy, France, with inverted wishbone towers, at night

Slide #6 - Example of B – Normandy, France, with inverted wishbone towers

Slide #7 - none

Slide #8 - Example of suspension bridge – Carquinez

Slide #9 - B1-3 - Extradosed – mini cable stay – towers on either side of the roadway, towers 90’

Slide #10 - B1-3 – Extradosed – single towers in the middle of the roadway

Slide #11 - B1-3 – Extradosed – superimposed photo

Slide #12 - B1-4 – Haunched concrete box girders

Slide #13 - B1-4 - Haunched concrete box girders – superimposed photo

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