In this project, you’ll learn how to build a stone culvert with dry-stacked walls around the intake end of one of these pipes. The 4-foot-diameter (1.2-m) culvert shown in the photo above allows ...

Beer Wall culvert plan to stop A372 flooding. Published. 7 April 2015. Share. close panel. ... Four new culverts are being constructed underneath the A372 at Beer Wall in Somerset to allow ...