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Jeffrey Thompson
Cottage Grove, Minn.

Photos: St. Croix bridge is cast piece by (giant) piece

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Concrete segments for the bridge deck
Concrete segments that will be used to make up the St. Croix Crossing bridge deck driving surface sat at the Grey Cloud casting yard. The bridge will require about 1000 segments in total.
Jeffrey Thompson | MPR News

Starting as steel skeletons, segments of the new bridge over the St. Croix River are being cast at a plant in Cottage Grove. Soon, they'll head downriver to be lifted in place to begin to form the deck of the bridge near Stillwater.

• Read more: For St. Croix Crossing engineers, some assembly now required

Gallery
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Work continued in a still-frozen St. Croix River.
In a still frozen St. Croix River, work continued on the piers, the tallest of which stand more than 20 stories on top of underwater footings at the bottom of the river.
Jeffrey Thompson | MPR News
1 of 13
Concrete segments for the bridge deck
Concrete segments that will be used to make up the St. Croix Crossing bridge deck driving surface sat at the Grey Cloud casting yard. The bridge will require about 1000 segments in total.
Jeffrey Thompson | MPR News
2 of 13
Crews worked on the rebar cage.
Crews worked on the rebar cage of a concrete segment. They start out as steel skeletons, then workers box up the steel in temporary shells to hold the concrete.
Jeffrey Thompson | MPR News