This is the drawing for the seaplane carrier - unfinished.
and the Springstyle rep
AV1925, GREEK aircraft tender laid down 1925
Displacement:
12,800 t light; 13,150 t standard; 15,324 t normal; 17,002 t full load
Loading submergence 816 tons/feet
Dimensions:
664.00 ft x 76.80 ft x 25.00 ft (normal load)
202.39 m x 23.41 m x 7.62 m
Armament:
4 - 6.00" / 152 mm guns (2 Main turrets x 2 guns)
24 - 2.00" / 51 mm guns
8 - 0.50" / 13 mm AA guns
Weight of broadside 529 lbs / 240 kg
Armour:
Main turrets 1.00" / 25 mm
Machinery:
Oil fired boilers, steam turbines,
Geared drive, 4 shafts, 18,117 shp / 13,515 Kw = 20.00 kts
Range 12,500nm at 15.00 kts
Complement:
688 - 895
Cost:
£1.917 million / $7.669 million
Distribution of weights at normal displacement:
Armament: 66 tons, 0.4 %
Armour: 39 tons, 0.3 %
Belts: 0 tons, 0.0 %, Armament: 39 tons, 0.3 %, Armour Deck: 0 tons, 0.0 %
Conning Tower: 0 tons, 0.0 %, Torpedo bulkhead: 0 tons, 0.0 %
Machinery: 588 tons, 3.8 %
Hull, fittings & equipment: 4,757 tons, 31.0 %
Fuel, ammunition & stores: 2,524 tons, 16.5 %
Miscellaneous weights: 7,350 tons, 48.0 %
Metacentric height 3.4
Remarks:
Hull space for machinery, storage & compartmentation is excellent
Room for accommodation & workspaces is excellent
Excellent seaboat, comfortable and able to fight her guns in the heaviest weather
Estimated overall survivability and seakeeping ability:
Relative margin of stability: 1.01
Shellfire needed to sink: 23,176 lbs / 10,513 Kg = 214.6 x 6.0 " / 152 mm shells
(Approx weight of penetrating shell hits needed to sink ship excluding critical hits)
Torpedoes needed to sink: 3.1
(Approx number of typical torpedo hits needed to sink ship)
Relative steadiness as gun platform: 56 %
(Average = 50 %)
Relative rocking effect from firing to beam: 0.06
Relative quality as seaboat: 1.64
Hull form characteristics:
Block coefficient: 0.421
Sharpness coefficient: 0.32
Hull speed coefficient 'M': 8.18
'Natural speed' for length: 25.77 kts
Power going to wave formation at top speed: 28 %
Trim: 34
(Maximise stabilty/flotation = 0, Maximise steadiness/seakeeping = 100)
Estimated hull characteristics & strength:
Underwater volume absorbed by magazines and engineering spaces: 68.6 %
Relative accommodation and working space: 158.1 %
(Average = 100%)
Displacement factor: 169 %
(Displacement relative to loading factors)
Relative cross-sectional hull strength: 0.98
(Structure weight / hull surface area: 102 lbs / square foot or 497 Kg / square metre)
Relative longitudinal hull strength: 1.20
(for 20.00 ft / 6.10 m average freeboard, freeboard adjustment 3.51 ft)
Relative composite hull strength: 1.00