Omala Viaduct Omala Viaduct Project Summary (PDF) Omala I Contimobe (Sonae) Coimbra Portugal Road Infrastructures 1993 Completed <> Related Projects Salvador International Airport Renovation and expansion increase capacity of Bahia's largest airport River Paiva Bridge Road Infrastructures Fórum Coimbra exporeng2018-12-31T11:24:03+00:00