Super Lion 33,710 tons, Great Britain Battlecruiser laid down 1914 Displacement: 31,939 t light; 33,529 t standard; 36,100 t normal; 38,157 t full load Dimensions: Length overall / water x beam x draught 750.00 ft / 750.00 ft x 100.00 ft x 28.90 ft (normal load) 228.60 m / 228.60 m x 30.48 m x 8.81 m Armament: 10 - 15.00" / 381 mm guns (5x2 guns), 1,687.50lbs / 765.44kg shells, 1914 Model Breech loading guns in turrets (on barbettes) on centreline ends, majority forward, 2 raised mounts - superfiring 12 - 4.00" / 102 mm guns (6x2 guns), 32.00lbs / 14.51kg shells, 1914 Model Quick firing guns in deck mounts with hoists on side, all amidships, 2 raised mounts - superfiring Weight of broadside 17,259 lbs / 7,829 kg Shells per gun, main battery: 90 Armour: - Belts: Width (max) Length (avg) Height (avg) Main: 8.00" / 203 mm 510.00 ft / 155.45 m 8.00 ft / 2.44 m Ends: 4.00" / 102 mm 200.00 ft / 60.96 m 8.00 ft / 2.44 m 40.00 ft / 12.19 m Unarmoured ends Upper: 6.00" / 152 mm 510.00 ft / 155.45 m 8.00 ft / 2.44 m Main Belt covers 105 % of normal length Main belt does not fully cover magazines and engineering spaces - Torpedo Bulkhead: 1.50" / 38 mm 325.00 ft / 99.06 m 28.00 ft / 8.53 m - Gun armour: Face (max) Other gunhouse (avg) Barbette/hoist (max) Main: 8.00" / 203 mm 6.00" / 152 mm 8.00" / 203 mm 2nd: 4.00" / 102 mm 4.00" / 102 mm 4.00" / 102 mm - Armour deck: 3.00" / 76 mm, Conning tower: 8.00" / 203 mm Machinery: Oil fired boilers, steam turbines, Direct drive, 4 shafts, 132,635 shp / 98,946 Kw = 29.50 kts Range 6,500nm at 15.00 kts Bunker at max displacement = 4,628 tons Complement: 1,309 - 1,702 Cost: £4.640 million / $18.558 million Distribution of weights at normal displacement: Armament: 2,157 tons, 6.0 % Armour: 9,020 tons, 25.0 % - Belts: 2,670 tons, 7.4 % - Torpedo bulkhead: 505 tons, 1.4 % - Armament: 2,661 tons, 7.4 % - Armour Deck: 2,996 tons, 8.3 % - Conning Tower: 188 tons, 0.5 % Machinery: 5,109 tons, 14.2 % Hull, fittings & equipment: 15,652 tons, 43.4 % Fuel, ammunition & stores: 4,161 tons, 11.5 % Miscellaneous weights: 0 tons, 0.0 % Overall survivability and seakeeping ability: Survivability (Non-critical penetrating hits needed to sink ship): 44,274 lbs / 20,082 Kg = 26.2 x 15.0 " / 381 mm shells or 5.3 torpedoes Stability (Unstable if below 1.00): 1.09 Metacentric height 5.9 ft / 1.8 m Roll period: 17.3 seconds Steadiness - As gun platform (Average = 50 %): 59 % - Recoil effect (Restricted arc if above 1.00): 0.95 Seaboat quality (Average = 1.00): 1.19 Hull form characteristics: Hull has rise forward of midbreak Block coefficient: 0.583 Length to Beam Ratio: 7.50 : 1 'Natural speed' for length: 27.39 kts Power going to wave formation at top speed: 52 % Trim (Max stability = 0, Max steadiness = 100): 50 Bow angle (Positive = bow angles forward): 0.00 degrees Stern overhang: -2.00 ft / -0.61 m Freeboard (% = measuring location as a percentage of overall length): - Stem: 31.00 ft / 9.45 m - Forecastle (20 %): 28.00 ft / 8.53 m - Mid (72 %): 28.00 ft / 8.53 m (20.00 ft / 6.10 m aft of break) - Quarterdeck (15 %): 20.00 ft / 6.10 m - Stern: 20.00 ft / 6.10 m - Average freeboard: 26.00 ft / 7.92 m Ship space, strength and comments: Space - Hull below water (magazines/engines, low = better): 113.2 % - Above water (accommodation/working, high = better): 207.4 % Waterplane Area: 53,984 Square feet or 5,015 Square metres Displacement factor (Displacement / loading): 99 % Structure weight / hull surface area: 202 lbs/sq ft or 986 Kg/sq metre Hull strength (Relative): - Cross-sectional: 0.97 - Longitudinal: 1.42 - Overall: 1.00 Hull space for machinery, storage, compartmentation is cramped Room for accommodation and workspaces is excellent
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Wednesday, August 30, 2006
A 33,710 ton Super Lion
In the Blue Book, I have specifications for two different versions of the Super Lion concept. The smaller is a 750ft, 33,710 ton ship. I compromised on speed for a 29.5 knot top speed to stay within the size constraint:
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