River Assault Vessel
The fifth sub-echelon, a group of river assault vessels from the 1st River Detachment, is commanded by Lieutenant Commander Milorad Tešanović
Type 411 River Assault Vessel

Type 411 river assault vessels are designed for longitudinal and transverse transport of motor vehicles up to 5 tons or 60 soldiers with full equipment.
Constructed from fiberglass, they have dimensions of 22.20m x 4.80m x 7.40m and a displacement of 32.7/42 tons. They are powered by two diesel engines, each with 640 kW, and can reach a maximum speed of 46-56 km/h. They were built between 1975 and 1984 at the "Greben" shipyard in Vela Luka.