CCGS Pierre Radisson operator Canadian Coast Guard
CCGS Pierre Radisson is the lead ship of her class of icebreakers. Constructed and operated by the Canadian Coast Guard, the vessel is based at Quebec City on the Saint Lawrence River. The ship was constructed in British Columbia in the 1970s and has been in service ever since. The vessel is named for Pierre-Esprit Radisson, a 17th-century French fur trader and explorer.Design and description
The Pierre Radisson class were designed for Canadian Coast Guard operations in the Arctic Ocean. Pierre Radisson, being the first ship constructed in the class, has a standard displacement  of 6,400 long tons (6,500 t) and 8,180 long tons (8,310 t) fully loaded. The vessel has a gross tonnage (GT) of 5,775 and a  1,678 net tonnage (NT). The ship is 98.3 metres (322 ft 6 in) long overall with a beam of 19.5 metres (64 ft 0 in) and a draught of 7.2 metres (23 ft 7 in).The vessel is propelled by two fixed-pitch propellers and one bow thruster powered by a diesel-electric system comprising six Alco M251F diesel engines that when driving the shafts create 17,580 shaft horsepower (13,110 kW) and six GEC generators creating 11.1 megawatts sustained powering two motors that when driving the shafts create 13,600 shp (10,100 kW). The vessel is also equipped with one Caterpillar 398 emergency generator. This gives the vessel a maximum speed of 16 knots (30 km/h). The vessel can carry 2,450 m3 (540,000 imp gal) of diesel fuel and has a range of 15,000 nautical miles (28,000 km) at 15 knots (28 km/h) and can stay at sea for up to 120 days.Pierre Radisson is equipped with a Sperry navigational radar operating on the E/F and I bands. The icebreaker has a flight deck and hangar which originally accommodated light helicopters of the MBB Bo 105 or Bell 206L types, but in the 2010s, the Bell 429 GlobalRanger and Bell 412EPI were acquired by the Canadian Coast Guard to replace the older helicopters. The ship can carry 25.9 m3 (910 cu ft) of aviation fuel for the helicopters. The vessel is certified as Arctic Class 3 and has a complement of 31 with 11 officers and 20 crew.
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