CCGS John A. Macdonald (red ship at left) in the Northwest Passage in 1969
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History | |
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Canada | |
Name: | John A. Macdonald |
Namesake: | Sir John A. Macdonald, 1st Prime Minister of Canada |
Operator: | Canadian Coast Guard |
Builder: | Davie Shipbuilding, Lauzon, Quebec |
Yard number: | 620 |
Launched: | 31 October 1959 |
Commissioned: | September 1960 |
Decommissioned: | 1991 |
Refit: | 1987 |
Struck: | 1991 |
Homeport: | Dartmouth, Nova Scotia |
Honours and awards: |
U.S. Coast Guard Unit Commendation 1967 |
Fate: | Scrapped in 1995 |
General characteristics | |
Type: | Heavy icebreaker |
Tonnage: | 6,186 GRT |
Displacement: | 9,160 long tons (9,310 t) full load |
Length: | 315 ft (96 m) |
Beam: | 70 ft (21 m) |
Draught: | 28 ft (8.5 m) |
Propulsion: |
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Speed: | 15.5 knots (28.7 km/h; 17.8 mph) |
Aircraft carried: | 2 helicopters |
CCGS John A. Macdonald was a Canadian Coast Guard heavy icebreaker. She was named after The Right Honourable, Sir John Alexander Macdonald, the first Prime Minister of Canada. The ship was commissioned into the Canadian Department of Transport's Marine Service in 1960 using the prefix "Canadian Government Ship" (CGS). The vessel was transferred in 1962 into the newly created Canadian Coast Guard (CCG) and served with distinction until being decommissioned in 1991, and replaced by the then-chartered (but later purchased) CCGS Terry Fox.
Considered one of the finest icebreakers ever constructed for the Canadian service, John A. MacDonald was 315 feet (96 m) long overall with a beam of 70 feet (21 m) and a draught of 28 feet (8.5 m). The vessel had a fully loaded displacement of 9,160 long tons (9,310 t) and had a gross register tonnage (GRT) of 6,186.
The ship was propelled by three screws driven by a diesel-electric system creating 15,000 shaft horsepower (11,000 kW). This gave the vessel a maximum speed of 15.5 knots (28.7 km/h; 17.8 mph). The vessel could carry two helicopters.
The vessel was constructed by Davie Shipbuilding at their yard in Lauzon, Quebec with the yard number 620 and launched on 31 October 1959. During construction, the vessel was visited by Soviet officials who took interest in her design. There was a distinct resemblance to John A. MacDonald in the five ships in the next class of Soviet icebreaker, though they were larger and more powerful. The vessel entered service as part of the government fleet in September 1960 as CGS John A. MacDonald.