Ger/CS/1905, Germany scout cruiser laid down 1906 (Engine 1908) Displacement: 2,354 t light; 2,430 t standard; 2,679 t normal; 2,879 t full load Dimensions: Length overall / water x beam x draught 372.27 ft / 370.00 ft x 38.00 ft x 13.50 ft (normal load) 113.47 m / 112.78 m x 11.58 m x 4.11 m Armament: 5 - 4.00" / 102 mm guns in single mounts, 32.00lbs / 14.51kg shells, 1906 Model Quick firing guns in deck mounts on centreline ends, majority forward, all raised mounts - superfiring Weight of broadside 160 lbs / 73 kg Shells per gun, main battery: 250 2 - 18.0" / 457.2 mm above water torpedoes Armour: - Belts: Width (max) Length (avg) Height (avg) Main: 2.00" / 51 mm 165.00 ft / 50.29 m 8.00 ft / 2.44 m Ends: Unarmoured Main Belt covers 69 % of normal length Main belt does not fully cover magazines and engineering spaces Machinery: Oil fired boilers, steam turbines, Direct drive, 4 shafts, 40,816 shp / 30,449 Kw = 31.00 kts Range 2,250nm at 15.00 kts Bunker at max displacement = 449 tons Complement: 186 - 242 Cost: £0.328 million / $1.314 million Distribution of weights at normal displacement: Armament: 20 tons, 0.7 % Armour: 118 tons, 4.4 % - Belts: 118 tons, 4.4 % - Torpedo bulkhead: 0 tons, 0.0 % - Armament: 0 tons, 0.0 % - Armour Deck: 0 tons, 0.0 % - Conning Tower: 0 tons, 0.0 % Machinery: 1,637 tons, 61.1 % Hull, fittings & equipment: 579 tons, 21.6 % Fuel, ammunition & stores: 325 tons, 12.1 % Miscellaneous weights: 0 tons, 0.0 % Overall survivability and seakeeping ability: Survivability (Non-critical penetrating hits needed to sink ship): 585 lbs / 265 Kg = 18.3 x 4.0 " / 102 mm shells or 0.3 torpedoes Stability (Unstable if below 1.00): 1.83 Metacentric height 3.1 ft / 0.9 m Roll period: 9.1 seconds Steadiness - As gun platform (Average = 50 %): 56 % - Recoil effect (Restricted arc if above 1.00): 0.07 Seaboat quality (Average = 1.00): 1.26 Hull form characteristics: Hull has rise forward of midbreak Block coefficient: 0.494 Length to Beam Ratio: 9.74 : 1 'Natural speed' for length: 19.24 kts Power going to wave formation at top speed: 66 % Trim (Max stability = 0, Max steadiness = 100): 45 Bow angle (Positive = bow angles forward): 2.00 degrees Stern overhang: 1.50 ft / 0.46 m Freeboard (% = measuring location as a percentage of overall length): - Stem: 22.00 ft / 6.71 m - Forecastle (34 %): 21.00 ft / 6.40 m - Mid (34 %): 20.00 ft / 6.10 m (14.00 ft / 4.27 m aft of break) - Quarterdeck (13 %): 14.00 ft / 4.27 m - Stern: 15.00 ft / 4.57 m - Average freeboard: 16.58 ft / 5.05 m Ship space, strength and comments: Space - Hull below water (magazines/engines, low = better): 203.1 % - Above water (accommodation/working, high = better): 124.0 % Waterplane Area: 9,317 Square feet or 866 Square metres Displacement factor (Displacement / loading): 61 % Structure weight / hull surface area: 32 lbs/sq ft or 155 Kg/sq metre Hull strength (Relative): - Cross-sectional: 0.49 - Longitudinal: 1.65 - Overall: 0.56 Hull space for machinery, storage, compartmentation is extremely poor Room for accommodation and workspaces is excellent Good seaboat, rides out heavy weather easily
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Monday, January 03, 2005
This is what I could make work as a scout cruiser
I was disappointed at what I could make work in Springsharp as a 1905 scout cruiser that was very destroyer-like. I had to drastically reduce the speed in order for the design to be viable. I would be interested to see if at a later date, it would work as intended. Note that this was based on the concept for Churchill's "Super Swift" from 1912, including the 2in side armor:
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