Ventilation of vehicle decks: M.V. Vortigern (TM-LON-18)

1.1 m.v. Vortigern was built in 1969 by Swan Hunter Shipbuilders Ltd., Wallsend Shipyard, Wallsend, Northumberland and entered into service later that year. She is a multi-purpose passenger and train/car ferry with a Class 2 certificate for 1000 passengers. The car deck has a capacity for either 246 cars, 28...