Construction Supervision of the Duarte Highway (RD-1) Widening, from Km. 8.7 to Km. 28.0. Financed by the InterAmerican Development Bank (I.D.B.) loans 391/OC-DR and 627/SF-DR and by the Fondo de Inversiones de Venezuela (F.I.V.) loan CE-RD-02-81, 1983-1986.