3-lane carriageway cross sections and plan views for road design. we’ve got details for pipe culverts (D=0.7 to 0.85) and various multi-cell box culverts. Covers the usual civil stuff like lighting, jersey barriers, and earthwork cut/fill hatches. Plantilla de diseño vial que incluye secciones transversales de calzada de 3 carriles y vistas en planta.