OpenBridge Modeler – Help ModelingSubstructure Substructure To place piers on supportlinesTo place pier template library objects onto supportlines, use the following procedure. To add variable section columns to a pierTo add columns with sections that vary along the column height to a pier, use the following procedure. To place an abutment To place an abutment template on an existing supportline, use the following procedure. To place a wing wall on an abutmentTo place a wing wall on one or both ends of an abutment, use the following procedure. To place bearings To place bearings along with optional bearing seats and grout pads under beams, use the following procedure. To place excavation To place custom substructures To place either functional components (parametric cells) or regular MicroStation cells onto supportlines, use the following procedure. Foundation Decorators