Design PI-22 (Pilot boat)
Architectural and construction type – a single-hulled, twin-screw boat with a steel hull, with a single-tiered wheelhouse made of aluminum-magnesium alloy, located in the middle of the vessel, with a collapsible mast made of Amg and a centrally located engine room. To improve seaworthiness and stability, trim tabs are installed in the stern. The vessel does not make international voyages. In terms of communication equipment – maritime area A1. The boat complies with the requirements of the Rules for the classification and construction of sea vessels RS in terms of operating the vessel in icy conditions, corresponding to the class symbol Ice2, navigation area R2-RSN, and automation level AUT 3.