The Two-Piece Box Culvert July 22, 2009 Leave a Comment A two-piece precast concrete box culvert replaces Ohio’s failing steel structures. By Bridget McCrea When Darrell […]
Underwater Box Culverts Preserve Fish Habitat July 22, 2009 2 Comments Conservation of fish populations links environmental projects in Washington and Illinois By Leslie Lichtenberg On the […]
Comparing Reinforced Concrete Pipe (RCP) with Plastic Pipe July 22, 2009 2 Comments When a little bit of knowledge is a dangerous thing: criteria for selecting RCP and HDPE […]