Class notation for hatches designed for heavy cargo.
Class notation for vessels designed to take full cargo deadweight with some (defined) cargo holds empty.
Class notation for bulk carriers with a cargo density of above 1.0 t/m³ in all holds.
Strengthened to carry dry bulk cargoes with cargoes of density 1.0 t/m³ and above with any hold empty at maximum draught.
Class notation to carry dry bulk cargo with a density of less than 1.0 t/m³ in all cargo holds.
Class notation for vessels intended for carrying dry cargoes in bulk.
Helicopter landing area or erected platform covering basic strength requirements.
Additional requirements to helicopter facilities. Can be assigned in combination with S and H.
Additional requirements to helicopter safety Can be assigned in combination with S and F.
Additional requirements to ship safety. Can be assigned in combination with H and F.
Special features notation for vessels designed for 100% filling of specified tanks with a heavy liquid, where ρ = density of the liquid in t/m³.
Instrumentation system for monitoring of hull behaviour where (...) denotes additional supplements which denote amount and type of monitoring equipment: A, C, D, E, G, H, L, M, N, O, P, S, T, W.
Holds may be empty at full draught where n is the identification number for each hold that may be empty.
Class notation for ships intended to carry liquid cargo at a temperature higher than 80°C and at atmospheric pressure.