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Great Britain's Empire MacAlpine class escort aircraft carriers

Photos

HMS Empire MacAlpine in 1943 with Swordfish:
HMS Empire MacAlpine in 1943 with Swordfish
©IWM, A-17068
HMS Empire MacAlpine:
HMS Empire MacAlpine
©IWM, A-17070
HMS Empire MacAlpine:
HMS Empire MacAlpine
©IWM, A-27324
HMS Empire MacAlpine in dry dock at Messrs Cammel Lairs, Birkenhead:
HMS Empire MacAlpine in dry dock at Messrs Cammel Lairs, Birkenhead
©IWM, A-18012

Design

To get more aircraft protecting convoys it was decided to convert two grain carriers into escort carriers.

Elevator

There was a single 42' x 22' 10,000 lb elevator.

Hangar

The hanger was 24' high so that it could store Swordfish.

Ships

HMS Empire MacAlpine

  • Manufacturer: Burntisland
  • December 23, 1942: Launched.
  • April 14, 1943: Completed.
  • May 1943 - 1945: Atlantic convoy escort.
  • June 1943: Collided with Empress Ibex.

HMS Empire MacKendrick

  • Manufacturer: Burntisland
  • September 29, 1943 : Launched.
  • December 1943: Completed.
  • 1943 - 1945: Atlantic convoy escort.

Specifications

  Empire MacAlpine class
Crew 107
Displacement 6,500 tons
Displacement - Loaded  
Physical Characteristics  
Length 459'
139.9 m
Length - Water Line  
Length - Between Perpendiculars 412' 6"
125.73 m
Beam 56' 9"
17.3 m
Draft / Height 24'
7.32 m
Draft / Height - Maximum  
Flight Deck 400' x 60'
121.92 m x 18.29 m
Performance  
Speed 12.5 knots
Range  
Armament  
Anti-Aircraft 4" Mk IV: 1
40 mm Bofors: 2
20 mm Oerlikon: 4
Aircraft 4
Armor  
Engines Doxford 4 cylinder diesel
Shafts 1
HP 3,500
Oil  
Aircraft Fuel 5,000 gallons

Sources:

  1. The World's Aircraft Carriers 1914 - 1945, Roger Chesneau, 1986
20th Century American Military History Crucial Site