The big one....

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((again, thanks to Kaiser Kirk))



      Quote
Solomonic, Ethiopia Armored Cruiser laid down 1906

Displacement:
   17,499 t light; 18,352 t standard; 19,600 t normal; 20,599 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
   (493.77 ft / 487.20 ft) x 85.30 ft x (28.71 / 29.88 ft)
   (150.50 m / 148.50 m) x 26.00 m  x (8.75 / 9.11 m)

Armament:
      4 - 10.04" / 255 mm 50.0 cal guns - 535.72lbs / 243.00kg shells, 140 per gun
     Breech loading guns in turret on barbette mounts, 1904 Model
     2 x Twin mounts on centreline ends, evenly spread
      12 - 7.09" / 180 mm 45.0 cal guns - 176.37lbs / 80.00kg shells, 200 per gun
     Breech loading guns in turret on barbette mounts, 1904 Model
     6 x Twin mounts on centreline ends, evenly spread
      2 raised mounts - superfiring
      16 - 3.54" / 90.0 mm 45.0 cal guns - 22.42lbs / 10.17kg shells, 300 per gun
     Quick firing guns in casemate mounts, 1906 Model
     16 x Single mounts on sides, evenly spread
      16 hull mounts in casemates- Limited use in heavy seas
      Weight of broadside 4,618 lbs / 2,095 kg

Armour:
   - Belts:      Width (max)   Length (avg)      Height (avg)
   Main:   12.6" / 320 mm   316.67 ft / 96.52 m   11.81 ft / 3.60 m
   Ends:   3.94" / 100 mm   170.51 ft / 51.97 m   8.20 ft / 2.50 m
   Upper:   7.87" / 200 mm   316.67 ft / 96.52 m   6.56 ft / 2.00 m
     Main Belt covers 100 % of normal length

   - Hull void:
      0.00" / 0 mm     0.00 ft / 0.00 m   0.00 ft / 0.00 m

   - Gun armour:   Face (max)   Other gunhouse (avg)   Barbette/hoist (max)
   Main:   12.6" / 320 mm   6.50" / 165 mm      12.6" / 320 mm
   2nd:   7.87" / 200 mm   0.98" / 25 mm      7.87" / 200 mm
   3rd:   5.91" / 150 mm         -               -

   - Protected deck - multiple decks:
   For and Aft decks: 3.54" / 90 mm
   Forecastle: 0.98" / 25 mm  Quarter deck: 2.56" / 65 mm

   - Conning towers: Forward 13.98" / 355 mm, Aft 3.94" / 100 mm

Machinery:
   Coal and oil fired boilers, steam turbines,
   Direct drive, 4 shafts, 57,232 shp / 42,695 Kw = 25.00 kts
   Range 5,750nm at 10.00 kts
   Bunker at max displacement = 2,246 tons (90% coal)

Complement:
   827 - 1,076

Cost:
   £1.622 million / $6.487 million

Distribution of weights at normal displacement:
   Armament: 994 tons, 5.1 %
      - Guns: 994 tons, 5.1 %
   Armour: 6,618 tons, 33.8 %
      - Belts: 3,012 tons, 15.4 %
      - Armament: 1,542 tons, 7.9 %
      - Armour Deck: 1,783 tons, 9.1 %
      - Conning Towers: 281 tons, 1.4 %
   Machinery: 4,048 tons, 20.7 %
   Hull, fittings & equipment: 5,360 tons, 27.3 %
   Fuel, ammunition & stores: 2,102 tons, 10.7 %
   Miscellaneous weights: 479 tons, 2.4 %
      - Hull below water: 189 tons
      - Hull void weights: 170 tons
      - On freeboard deck: 85 tons
      - Above deck: 35 tons

Overall survivability and seakeeping ability:
   Survivability (Non-critical penetrating hits needed to sink ship):
     21,951 lbs / 9,957 Kg = 43.4 x 10.0 " / 255 mm shells or 2.5 torpedoes
   Stability (Unstable if below 1.00): 1.29
   Metacentric height 6.2 ft / 1.9 m
   Roll period: 14.4 seconds
   Steadiness   - As gun platform (Average = 50 %): 50 %
         - Recoil effect (Restricted arc if above 1.00): 0.24
   Seaboat quality  (Average = 1.00): 1.01

Hull form characteristics:
   Hull has rise forward of midbreak,
     a ram bow and a cruiser stern
   Block coefficient (normal/deep): 0.575 / 0.580
   Length to Beam Ratio: 5.71 : 1
   'Natural speed' for length: 22.07 kts
   Power going to wave formation at top speed: 59 %
   Trim (Max stability = 0, Max steadiness = 100): 50
   Bow angle (Positive = bow angles forward): -15.00 degrees
   Stern overhang: -6.56 ft / -2.00 m
   Freeboard (% = length of deck as a percentage of waterline length):
            Fore end,    Aft end
      - Forecastle:   20.00 %,  24.34 ft / 7.42 m,  22.70 ft / 6.92 m
      - Forward deck:   27.00 %,  22.70 ft / 6.92 m,  22.70 ft / 6.92 m
      - Aft deck:   38.00 %,  14.50 ft / 4.42 m,  14.50 ft / 4.42 m
      - Quarter deck:   15.00 %,  14.50 ft / 4.42 m,  15.16 ft / 4.62 m
      - Average freeboard:      18.54 ft / 5.65 m

Ship space, strength and comments:
   Space   - Hull below water (magazines/engines, low = better): 89.9 %
      - Above water (accommodation/working, high = better): 122.5 %
   Waterplane Area: 29,692 Square feet or 2,759 Square metres
   Displacement factor (Displacement / loading): 101 %
   Structure weight / hull surface area: 137 lbs/sq ft or 668 Kg/sq metre
   Hull strength (Relative):
      - Cross-sectional: 0.93
      - Longitudinal: 1.94
      - Overall: 1.00
   Adequate machinery, storage, compartmentation space
   Excellent accommodation and workspace room



+6.92 Forecastle Deck
+4.42 Weather Deck, 30mm
+2.52 Top of main belt
+1.92 3rd Deck, Crown of Protective Deck 60mm
-0.58 2nd Deck, lower edge of protective deck
-1.08 Bottom of main belt
-3.08 1st Deck
-8.08 Engineering Deck
 

Misc Wt.
 
85t - 0.5% increased ventilation
40t - 4 torpedo tubes (2 each beam) with 20 torpedoes
149t - Torpedo Nets

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None, going with Von Der Tann