The pier cap after the completion of the concrete placement and partial stripping of the formwork. At this point the crew has started work replacing the timber tie deck on the TPG span while they wait for the concrete to reach sufficient strength to support the dead weight of the TPG span. Once the concrete has enough strength, the TPG span will be lowered down on top of the new pier and the temporary steel support bent will be removed. After decades of being vulnerable to flood and ice damage to the timber pier that once supported it, this historic TPG span now rests on a stable foundation that is far more resilient. The new pier contains 87 cubic yards of 5000 psi concrete, 15,000 pounds of reinforcing steel, and nearly 11,000 pounds of steel casing pipe. Pete Schierloh photo.

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Baraboo River Bridge rehabilitation 2018. Pete Schierloh photo.