C-class ferry

Queen of Oak Bay departs the Departure Bay ferry terminal in June 2008
Class overview
Operators	BC Ferries
Preceded by	Victoria class
Succeeded by	Coastal class
Built	1976–1981 upgraded 2003–2007
General characteristics
Type	Double-ended, roll-on/roll-off ferry
Tonnage	6,968.91 tons (5,863.22 tons for Queen of Alberni)
Length	139.29 m (457 ft 0 in)
Beam	27 m (88 ft 7 in)
Draft	6 m (19 ft 8 in)
Installed power	11,860 hp (8.84 MW) via 2 × 6,000 hp (4.5 MW) each maximum
Propulsion	Two MaK 12M551AK
Speed	20.5 to 22 knots (38.0 to 40.7 km/h; 23.6 to 25.3 mph)
Capacity	1,466 passengers (~ 1,200 for Queen of Alberni) 316 vehicles (280 for Queen of Alberni)

The C-class ferries (also known as Cowichan class) are a class of five double-ended roll-on/roll-off ferries operated by BC Ferries in the Strait of Georgia in British Columbia, constructed between 1976 and 1981. When the vessels were first built, they were the largest ships of their kind in the world. The C-class ferries are 139.29 m (457.0 ft) long, with a car capacity of 316, and a crew and passenger capacity of 1494 persons. Each vessel's two MaK 12M551AK engines produce 11,860 HP, which provides a maximum service speed of 20.5 knots (38.0 km/h; 23.6 mph).^[1]