Caepal-Class Battleship [1909] (Calder)

Caepal-Class, Calder Republic Battleship laid down 1909 (Engine 1910)

Displacement:
	15,362 t light; 16,300 t standard; 17,224 t normal; 17,963 t full load

Dimensions: Length (overall / waterline) x beam x draught (normal/deep)
	(469.16 ft / 459.32 ft) x 91.86 ft x (31.99 / 32.95 ft)
	(143.00 m / 140.00 m) x 28.00 m  x (9.75 / 10.04 m)

Armament:
      8 - 12.01" / 305 mm 45.0 cal guns - 881.85lbs / 400.00kg shells, 100 per gun
	  Breech loading guns in turret on barbette mounts, 1906 Model
	  4 x Twin mounts on centreline, evenly spread
		2 raised mounts
      14 - 5.12" / 130 mm 50.0 cal guns - 72.75lbs / 33.00kg shells, 300 per gun
	  Quick firing guns in casemate mounts, 1910 Model
	  14 x Single mounts on sides, evenly spread
		14 hull mounts in casemates- Limited use in all but light seas
      14 - 2.95" / 75.0 mm 50.0 cal guns - 13.62lbs / 6.18kg shells, 300 per gun
	  Quick firing guns in casemate mounts, 1904 Model
	  14 x Single mounts on sides, evenly spread
      Weight of broadside 8,264 lbs / 3,749 kg
      Main Torpedoes
      4 - 21.0" / 533 mm, 22.97 ft / 7.00 m torpedoes - 1.432 t each, 5.729 t total
	submerged bow & stern tubes
      2nd Torpedoes
      8 - 21.0" / 533 mm, 22.97 ft / 7.00 m torpedoes - 1.432 t each, 11.458 t total
	below water reloads

Armour:
   - Belts:		Width (max)	Length (avg)		Height (avg)
	Main:	12.0" / 305 mm	298.56 ft / 91.00 m	11.52 ft / 3.51 m
	Ends:	3.94" / 100 mm	160.73 ft / 48.99 m	11.52 ft / 3.51 m
	Upper:	4.92" / 125 mm	298.56 ft / 91.00 m	8.01 ft / 2.44 m
	  Main Belt covers 100 % of normal length

   - Torpedo Bulkhead - Strengthened structural bulkheads:
		3.54" / 90 mm	298.56 ft / 91.00 m	25.49 ft / 7.77 m
	Beam between torpedo bulkheads 72.18 ft / 22.00 m

   - Gun armour:	Face (max)	Other gunhouse (avg)	Barbette/hoist (max)
	Main:	12.0" / 305 mm	7.09" / 180 mm		9.84" / 250 mm
	2nd:	5.12" / 130 mm	1.97" / 50 mm		5.12" / 130 mm
	3rd:	1.97" / 50 mm	0.98" / 25 mm		1.97" / 50 mm

   - Armoured deck - multiple decks:
	For and Aft decks: 2.95" / 75 mm
	Forecastle: 2.95" / 75 mm  Quarter deck: 2.95" / 75 mm

   - Conning towers: Forward 12.01" / 305 mm, Aft 0.00" / 0 mm

Machinery:
	Coal fired boilers, steam turbines,
	Direct drive, 4 shafts, 43,896 shp / 32,746 Kw = 24.00 kts
	Range 5,500nm at 10.00 kts
	Bunker at max displacement = 1,663 tons (100% coal)

Complement:
	751 - 977

Cost:
	£1.532 million / $6.129 million

Distribution of weights at normal displacement:
	Armament: 1,498 tons, 8.7 %
	   - Guns: 1,473 tons, 8.5 %
	   - Weapons: 26 tons, 0.1 %
	Armour: 6,872 tons, 39.9 %
	   - Belts: 2,644 tons, 15.4 %
	   - Torpedo bulkhead: 998 tons, 5.8 %
	   - Armament: 1,579 tons, 9.2 %
	   - Armour Deck: 1,478 tons, 8.6 %
	   - Conning Tower: 173 tons, 1.0 %
	Machinery: 1,995 tons, 11.6 %
	Hull, fittings & equipment: 4,847 tons, 28.1 %
	Fuel, ammunition & stores: 1,862 tons, 10.8 %
	Miscellaneous weights: 150 tons, 0.9 %
	   - On freeboard deck: 50 tons
	   - Above deck: 100 tons

Overall survivability and seakeeping ability:
	Survivability (Non-critical penetrating hits needed to sink ship):
	  20,254 lbs / 9,187 Kg = 23.4 x 12.0 " / 305 mm shells or 3.9 torpedoes
	Stability (Unstable if below 1.00): 1.20
	Metacentric height 6.2 ft / 1.9 m
	Roll period: 15.5 seconds
	Steadiness	- As gun platform (Average = 50 %): 50 %
			- Recoil effect (Restricted arc if above 1.00): 0.35
	Seaboat quality  (Average = 1.00): 1.01

Hull form characteristics:
	Hull has raised forecastle,
	  a ram bow and a cruiser stern
	Block coefficient (normal/deep): 0.447 / 0.452
	Length to Beam Ratio: 5.00 : 1
	'Natural speed' for length: 21.43 kts
	Power going to wave formation at top speed: 56 %
	Trim (Max stability = 0, Max steadiness = 100): 50
	Bow angle (Positive = bow angles forward): -4.00 degrees
	Stern overhang: 3.28 ft / 1.00 m
	Freeboard (% = length of deck as a percentage of waterline length):
				Fore end,	 Aft end
	   - Forecastle:	20.00 %,  22.97 ft / 7.00 m,  22.97 ft / 7.00 m
	   - Forward deck:	30.00 %,  14.76 ft / 4.50 m,  14.76 ft / 4.50 m
	   - Aft deck:	35.00 %,  14.76 ft / 4.50 m,  14.76 ft / 4.50 m
	   - Quarter deck:	15.00 %,  14.76 ft / 4.50 m,  14.76 ft / 4.50 m
	   - Average freeboard:		16.40 ft / 5.00 m
	Ship tends to be wet forward

Ship space, strength and comments:
	Space	- Hull below water (magazines/engines, low = better): 98.4 %
		- Above water (accommodation/working, high = better): 100.5 %
	Waterplane Area: 26,841 Square feet or 2,494 Square metres
	Displacement factor (Displacement / loading): 97 %
	Structure weight / hull surface area: 169 lbs/sq ft or 825 Kg/sq metre
	Hull strength (Relative):
		- Cross-sectional: 0.90
		- Longitudinal: 2.61
		- Overall: 1.00
	Adequate machinery, storage, compartmentation space
	Adequate accommodation and workspace room