Work started March 7 to replace the bridge on 150th Avenue south of Ihlen and north of Split Rock Creek State Park with the goal of having it completed by Memorial Day when the park’s busy season begins. That did not happen. Pipestone County Highway Engineer Nick Bergman told Pipestone County Commissioners during their May 24 meeting that the work was progressing more slowly than expected because of “extremely hard rock” workers encountered. He said the bridge pilings had to be embedded at least 10 feet into the bedrock and the workers had a difficult time drilling into it. Bergman...

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