MARSHLAND, Wis. – The $10.4 million new bridges over the lower Trempealeau River and marshes will be completed in October, the Wisconsin Transportation Department said. The project, for combined Highways 35 and 54 at Marshland, began last fall. Also due for completion in October, also in Trempealeau County, is the Highway 54/ 93 bridge over Beaver Creek north of Galesville.