ASD Tug 2310 "ASD Isabella II" Damen Shipyards Group has delivered Azimuth Stern Drive (ASD) Tug to Ecuador-based DLEN S.A. The new vessel was built at Damen’s yard in Vietnam and was available from stock, so enabled Damen to offer the shortest delivery times possible. The ASD 2310 – named ASD Isabella II– will be making her maiden voyage to Ecuador in the coming weeks. The vessel will give tug assistance during bunkering operations to Corpetrolsa’s fleet of tankers as well as other vessels entering the ports of Esmeraldas and La Libertad. See all deliveries