Box Culvert Sections Single Cell Box Culvert Multiple Cell Box Culvert Multiple Cell Box Culvert Composite   Box Culvert 3-Sided Boxes 3-Sided Box with Footer Slabs 3-Sided Box with Top Slab   Box Culvert Bend Details Bend Details   Box Culvert End Details Slab End Details Skewed End Details Special End Details (1) Special End Details (2) Special End Details (3)