Dreadnought-Class Ironclad Battleship [1882] (Citadon)

Dreadnought-Class, Citadon Empire Ironclad Battleship laid down 1882

Displacement:
	10,394 t light; 11,000 t standard; 13,549 t normal; 15,589 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(295.00 ft / 280.00 ft) x 88.00 ft x (28.00 / 31.66 ft)
	(89.92 m / 85.34 m) x 26.82 m  x (8.53 / 9.65 m)

Armament:
      2 - 9.75" / 248 mm 30.0 cal guns - 386.80lbs / 175.45kg shells, 150 per gun
	  Breech loading guns in turret on barbette mounts, 1878 Model
	  2 x Single mounts on centreline, evenly spread
      64 - 4.75" / 121 mm 45.0 cal guns - 50.71lbs / 23.00kg shells, 150 per gun
	  Quick firing guns in casemate mounts, 1882 Model
	  64 x Single mounts on sides, evenly spread
		32 hull mounts in casemates- Limited use in all but light seas
      8 - 0.25" / 6.4 mm 75.0 cal guns - 0.01lbs / 0.00kg shells, 2,500 per gun
	  Machine guns in deck mounts, 1875 Model
	  8 x Single mounts on sides, evenly spread
		8 raised mounts
      Weight of broadside 4,019 lbs / 1,823 kg
      Main Torpedoes
      2 - 15.0" / 381 mm, 5.00 ft / 1.52 m torpedoes - 0.043 t each, 0.087 t total
	In 2 sets of deck mounted carriage/fixed tubes
      2nd Torpedoes
      2 - 15.0" / 381 mm, 5.00 ft / 1.52 m torpedoes - 0.043 t each, 0.087 t total
	In 1 sets of deck mounted carriage/fixed tubes

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Main:	18.0" / 457 mm	182.00 ft / 55.47 m	11.26 ft / 3.43 m
	Ends:	6.00" / 152 mm	  97.98 ft / 29.86 m	11.26 ft / 3.43 m
	Upper:	14.5" / 368 mm	182.00 ft / 55.47 m	8.00 ft / 2.44 m
	  Main Belt covers 100 % of normal length

   - Torpedo Bulkhead - Strengthened structural bulkheads:
		1.00" / 25 mm	182.00 ft / 55.47 m	27.14 ft / 8.27 m
	Beam between torpedo bulkheads 80.00 ft / 24.38 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	12.0" / 305 mm	4.00" / 102 mm		8.00" / 203 mm
	2nd:	4.00" / 102 mm	2.00" / 51 mm		4.00" / 102 mm
	3rd:	1.00" / 25 mm	      -			      -

   - Armoured deck - multiple decks:
	For and Aft decks: 2.50" / 64 mm
	Forecastle: 2.00" / 51 mm  Quarter deck: 2.00" / 51 mm

Machinery:
	Coal fired boilers, simple reciprocating steam engines,
	Direct drive, 2 shafts, 8,915 ihp / 6,651 Kw = 15.00 kts
	Range 10,000nm at 10.00 kts
	Bunker at max displacement = 4,589 tons (100% coal)

Complement:
	627 - 816

Cost:
	£0.818 million / $3.273 million

Distribution of weights at normal displacement:
	Armament: 711 tons, 5.2 %
	   - Guns: 710 tons, 5.2 %
	   - Weapons: 0 tons, 0.0 %
	Armour: 5,182 tons, 38.2 %
	   - Belts: 3,225 tons, 23.8 %
	   - Torpedo bulkhead: 183 tons, 1.3 %
	   - Armament: 898 tons, 6.6 %
	   - Armour Deck: 876 tons, 6.5 %
	Machinery: 1,795 tons, 13.2 %
	Hull, fittings & equipment: 2,581 tons, 19.1 %
	Fuel, ammunition & stores: 3,155 tons, 23.3 %
	Miscellaneous weights: 125 tons, 0.9 %
	   - On freeboard deck: 25 tons
	   - Above deck: 100 tons

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  21,955 lbs / 9,959 Kg = 53.8 x 9.8 " / 248 mm shells or 137.7 torpedoes
	Stability (Unstable if below 1.00): 2.06
	Metacentric height 12.9 ft / 3.9 m
	Roll period: 10.3 seconds
	Steadiness	- As gun platform (Average = 50 %): 70 %
			- Recoil effect (Restricted arc if above 1.00): 0.06
	Seaboat quality  (Average = 1.00): 1.41

Hull form characteristics:
	Hull has a flush deck,
	  a ram bow and a cruiser stern
	Block coefficient (normal/deep): 0.687 / 0.699
	Length to Beam Ratio: 3.18 : 1
	'Natural speed' for length: 16.73 kts
	Power going to wave formation at top speed: 58 %
	Trim (Max stability = 0, Max steadiness = 100): 50
	Bow angle (Positive = bow angles forward): 2.00 degrees
	Stern overhang: 0.00 ft / 0.00 m
	Freeboard (% = length of deck as a percentage of waterline length):
				Fore end,	 Aft end
	   - Forecastle:	20.00 %,  17.50 ft / 5.33 m,  14.50 ft / 4.42 m
	   - Forward deck:	30.00 %,  14.50 ft / 4.42 m,  12.00 ft / 3.66 m
	   - Aft deck:	35.00 %,  12.00 ft / 3.66 m,  12.00 ft / 3.66 m
	   - Quarter deck:	15.00 %,  12.00 ft / 3.66 m,  12.00 ft / 3.66 m
	   - Average freeboard:		13.12 ft / 4.00 m
	Ship tends to be wet forward

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 65.1 %
		- Above water (accommodation/working, high = better): 74.5 %
	Waterplane Area: 19,527 Square feet or 1,814 Square metres
	Displacement factor (Displacement / loading): 125 %
	Structure weight / hull surface area: 127 lbs/sq ft or 619 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.88
		- Longitudinal: 3.40
		- Overall: 1.00
	Excellent machinery, storage, compartmentation space
	Cramped accommodation and workspace room
	Ship has slow, easy roll, a good, steady gun platform
	Good seaboat, rides out heavy weather easily