Cable Laying Vessel
Specially intended for laying cables on the sea bottom.
Crane Vessel
Ship type notation for vessels arranged for lifting operations.
Dredger
Specially intended for dredging.
Escort (n,V)
Specially intended for escort service where n is the steering force acting on the assisted ship in t for escort vessel speed V. If tested at both 8 and 10 knots the class notation will read (n,8 n,10).
Fishing Vessel
Arranged for fishing as main purpose.
General Cargo Carrier
Arranged for lift on/lift off cargo handling and intended for carriage of general dry cargoes.
Icebreaker
Designed for icebreaking as main purpose.
PC-1, PC-2, PC-3, PC-4, PC-5, PC-6, PC-7
Ship designed for operation in polar areas.
Pipe Laying Vessel
Specially intended for laying pipelines on the sea bottom.
Pusher
Specially intended for pushing.
Reefer
Built mainly for the carriage of refrigerated dry cargo.
Refrigerated Fruit Juice Carrier
Built for transport of fruit juices and similar cargoes in refrigerated tanks.
Sealer
Designed for catching seals.
Slop Reception and Processing facilities
Serving as floating facilities for reception and processing of oily water and oil residue.
Standby Vessel
Especially designed to carry out rescue and standby services to offshore installations.
Stern Trawler
Arranged for fishing as main purpose.
Supply Vessel
Designed specially for supply services to offshore installations in the North Sea.
Supply Vessel Basic
Designed specially for supply services to offshore installations in less severe offshore environments such as: South East Asia, Africa and Brazil.
Tug
Ship type class notation for vessels specially intended for towing.
Well Stimulation Vessel
Ship type class notation for vessels arranged and equipped for stimulation of wells for production of oil and/or gas.