Concrete flows from a pumper truck into a metal form. The concrete will become one of the columns that will support the expanded bridge over Coal Creek Parkway.With the help of a crane, workers position a metal beam in place next to a new concrete column. The beams are a temporary support while crews expand the bridge over Coal Creek Parkway.A worker mixes grout that will fill tubes used for testing concrete for a new bridge over I-90.A worker removes wood forms after concrete has set. These concrete footing will support girders that will hold up an expanded bridge over Coal Creek Parkway.